Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2008 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | String.prototype.startsWith = function (str) { |
| 29 | if (str.length > this.length) |
| 30 | return false; |
| 31 | return this.substr(0, str.length) == str; |
| 32 | } |
| 33 | |
| 34 | function log10(num) { |
| 35 | return Math.log(num)/Math.log(10); |
| 36 | } |
| 37 | |
| 38 | function ToInspectableObject(obj) { |
| 39 | if (!obj && typeof obj === 'object') { |
| 40 | return void 0; |
| 41 | } else { |
| 42 | return Object(obj); |
| 43 | } |
| 44 | } |
| 45 | |
| 46 | function GetCompletions(global, last, full) { |
| 47 | var full_tokens = full.split(); |
| 48 | full = full_tokens.pop(); |
| 49 | var parts = full.split('.'); |
| 50 | parts.pop(); |
| 51 | var current = global; |
| 52 | for (var i = 0; i < parts.length; i++) { |
| 53 | var part = parts[i]; |
| 54 | var next = current[part]; |
| 55 | if (!next) |
| 56 | return []; |
| 57 | current = next; |
| 58 | } |
| 59 | var result = []; |
| 60 | current = ToInspectableObject(current); |
| 61 | while (typeof current !== 'undefined') { |
| 62 | var mirror = new $debug.ObjectMirror(current); |
| 63 | var properties = mirror.properties(); |
| 64 | for (var i = 0; i < properties.length; i++) { |
| 65 | var name = properties[i].name(); |
| 66 | if (typeof name === 'string' && name.startsWith(last)) |
| 67 | result.push(name); |
| 68 | } |
| 69 | current = ToInspectableObject(current.__proto__); |
| 70 | } |
| 71 | return result; |
| 72 | } |
| 73 | |
| 74 | |
| 75 | // Global object holding debugger related constants and state. |
| 76 | const Debug = {}; |
| 77 | |
| 78 | |
| 79 | // Debug events which can occour in the V8 JavaScript engine. These originate |
| 80 | // from the API include file v8-debug.h. |
| 81 | Debug.DebugEvent = { Break: 1, |
| 82 | Exception: 2, |
| 83 | NewFunction: 3, |
| 84 | BeforeCompile: 4, |
| 85 | AfterCompile: 5 }; |
| 86 | |
| 87 | |
| 88 | // The different types of scripts matching enum ScriptType in objects.h. |
| 89 | Debug.ScriptType = { Native: 0, |
| 90 | Extension: 1, |
| 91 | Normal: 2 }; |
| 92 | |
| 93 | |
| 94 | // The different types of script compilations matching enum |
| 95 | // Script::CompilationType in objects.h. |
| 96 | Debug.ScriptCompilationType = { Host: 0, |
| 97 | Eval: 1, |
| 98 | JSON: 2 }; |
| 99 | |
| 100 | |
| 101 | // The different types of scopes matching constants runtime.cc. |
| 102 | Debug.ScopeType = { Global: 0, |
| 103 | Local: 1, |
| 104 | With: 2, |
| 105 | Closure: 3, |
| 106 | Catch: 4 }; |
| 107 | |
| 108 | |
| 109 | // Current debug state. |
| 110 | const kNoFrame = -1; |
| 111 | Debug.State = { |
| 112 | currentFrame: kNoFrame, |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 113 | displaySourceStartLine: -1, |
| 114 | displaySourceEndLine: -1, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 115 | currentSourceLine: -1 |
| 116 | } |
| 117 | var trace_compile = false; // Tracing all compile events? |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 118 | var trace_debug_json = false; // Tracing all debug json packets? |
| 119 | var last_cmd_line = ''; |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 120 | //var lol_is_enabled; // Set to true in d8.cc if LIVE_OBJECT_LIST is defined. |
| 121 | var lol_next_dump_index = 0; |
| 122 | const kDefaultLolLinesToPrintAtATime = 10; |
| 123 | const kMaxLolLinesToPrintAtATime = 1000; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 124 | var repeat_cmd_line = ''; |
| 125 | var is_running = true; |
| 126 | |
| 127 | // Copied from debug-delay.js. This is needed below: |
| 128 | function ScriptTypeFlag(type) { |
| 129 | return (1 << type); |
| 130 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 131 | |
| 132 | |
| 133 | // Process a debugger JSON message into a display text and a running status. |
| 134 | // This function returns an object with properties "text" and "running" holding |
| 135 | // this information. |
| 136 | function DebugMessageDetails(message) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 137 | if (trace_debug_json) { |
| 138 | print("received: '" + message + "'"); |
| 139 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 140 | // Convert the JSON string to an object. |
| 141 | var response = new ProtocolPackage(message); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 142 | is_running = response.running(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 143 | |
| 144 | if (response.type() == 'event') { |
| 145 | return DebugEventDetails(response); |
| 146 | } else { |
| 147 | return DebugResponseDetails(response); |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | function DebugEventDetails(response) { |
| 152 | details = {text:'', running:false} |
| 153 | |
| 154 | // Get the running state. |
| 155 | details.running = response.running(); |
| 156 | |
| 157 | var body = response.body(); |
| 158 | var result = ''; |
| 159 | switch (response.event()) { |
| 160 | case 'break': |
| 161 | if (body.breakpoints) { |
| 162 | result += 'breakpoint'; |
| 163 | if (body.breakpoints.length > 1) { |
| 164 | result += 's'; |
| 165 | } |
| 166 | result += ' #'; |
| 167 | for (var i = 0; i < body.breakpoints.length; i++) { |
| 168 | if (i > 0) { |
| 169 | result += ', #'; |
| 170 | } |
| 171 | result += body.breakpoints[i]; |
| 172 | } |
| 173 | } else { |
| 174 | result += 'break'; |
| 175 | } |
| 176 | result += ' in '; |
| 177 | result += body.invocationText; |
| 178 | result += ', '; |
| 179 | result += SourceInfo(body); |
| 180 | result += '\n'; |
| 181 | result += SourceUnderline(body.sourceLineText, body.sourceColumn); |
| 182 | Debug.State.currentSourceLine = body.sourceLine; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 183 | Debug.State.displaySourceStartLine = -1; |
| 184 | Debug.State.displaySourceEndLine = -1; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 185 | Debug.State.currentFrame = 0; |
| 186 | details.text = result; |
| 187 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 188 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 189 | case 'exception': |
| 190 | if (body.uncaught) { |
| 191 | result += 'Uncaught: '; |
| 192 | } else { |
| 193 | result += 'Exception: '; |
| 194 | } |
| 195 | result += '"'; |
| 196 | result += body.exception.text; |
| 197 | result += '"'; |
| 198 | if (body.sourceLine >= 0) { |
| 199 | result += ', '; |
| 200 | result += SourceInfo(body); |
| 201 | result += '\n'; |
| 202 | result += SourceUnderline(body.sourceLineText, body.sourceColumn); |
| 203 | Debug.State.currentSourceLine = body.sourceLine; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 204 | Debug.State.displaySourceStartLine = -1; |
| 205 | Debug.State.displaySourceEndLine = -1; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 206 | Debug.State.currentFrame = 0; |
| 207 | } else { |
| 208 | result += ' (empty stack)'; |
| 209 | Debug.State.currentSourceLine = -1; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 210 | Debug.State.displaySourceStartLine = -1; |
| 211 | Debug.State.displaySourceEndLine = -1; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 212 | Debug.State.currentFrame = kNoFrame; |
| 213 | } |
| 214 | details.text = result; |
| 215 | break; |
| 216 | |
| 217 | case 'afterCompile': |
| 218 | if (trace_compile) { |
| 219 | result = 'Source ' + body.script.name + ' compiled:\n' |
| 220 | var source = body.script.source; |
| 221 | if (!(source[source.length - 1] == '\n')) { |
| 222 | result += source; |
| 223 | } else { |
| 224 | result += source.substring(0, source.length - 1); |
| 225 | } |
| 226 | } |
| 227 | details.text = result; |
| 228 | break; |
| 229 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 230 | case 'scriptCollected': |
| 231 | details.text = result; |
| 232 | break; |
| 233 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 234 | default: |
| 235 | details.text = 'Unknown debug event ' + response.event(); |
| 236 | } |
| 237 | |
| 238 | return details; |
| 239 | }; |
| 240 | |
| 241 | |
| 242 | function SourceInfo(body) { |
| 243 | var result = ''; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 244 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 245 | if (body.script) { |
| 246 | if (body.script.name) { |
| 247 | result += body.script.name; |
| 248 | } else { |
| 249 | result += '[unnamed]'; |
| 250 | } |
| 251 | } |
| 252 | result += ' line '; |
| 253 | result += body.sourceLine + 1; |
| 254 | result += ' column '; |
| 255 | result += body.sourceColumn + 1; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 256 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 257 | return result; |
| 258 | } |
| 259 | |
| 260 | |
| 261 | function SourceUnderline(source_text, position) { |
| 262 | if (!source_text) { |
| 263 | return; |
| 264 | } |
| 265 | |
| 266 | // Create an underline with a caret pointing to the source position. If the |
| 267 | // source contains a tab character the underline will have a tab character in |
| 268 | // the same place otherwise the underline will have a space character. |
| 269 | var underline = ''; |
| 270 | for (var i = 0; i < position; i++) { |
| 271 | if (source_text[i] == '\t') { |
| 272 | underline += '\t'; |
| 273 | } else { |
| 274 | underline += ' '; |
| 275 | } |
| 276 | } |
| 277 | underline += '^'; |
| 278 | |
| 279 | // Return the source line text with the underline beneath. |
| 280 | return source_text + '\n' + underline; |
| 281 | }; |
| 282 | |
| 283 | |
| 284 | // Converts a text command to a JSON request. |
| 285 | function DebugCommandToJSONRequest(cmd_line) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 286 | var result = new DebugRequest(cmd_line).JSONRequest(); |
| 287 | if (trace_debug_json && result) { |
| 288 | print("sending: '" + result + "'"); |
| 289 | } |
| 290 | return result; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 291 | }; |
| 292 | |
| 293 | |
| 294 | function DebugRequest(cmd_line) { |
| 295 | // If the very first character is a { assume that a JSON request have been |
| 296 | // entered as a command. Converting that to a JSON request is trivial. |
| 297 | if (cmd_line && cmd_line.length > 0 && cmd_line.charAt(0) == '{') { |
| 298 | this.request_ = cmd_line; |
| 299 | return; |
| 300 | } |
| 301 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 302 | // Check for a simple carriage return to repeat the last command: |
| 303 | var is_repeating = false; |
| 304 | if (cmd_line == '\n') { |
| 305 | if (is_running) { |
| 306 | cmd_line = 'break'; // Not in debugger mode, break with a frame request. |
| 307 | } else { |
| 308 | cmd_line = repeat_cmd_line; // use command to repeat. |
| 309 | is_repeating = true; |
| 310 | } |
| 311 | } |
| 312 | if (!is_running) { // Only save the command if in debugger mode. |
| 313 | repeat_cmd_line = cmd_line; // save last command. |
| 314 | } |
| 315 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 316 | // Trim string for leading and trailing whitespace. |
| 317 | cmd_line = cmd_line.replace(/^\s+|\s+$/g, ''); |
| 318 | |
| 319 | // Find the command. |
| 320 | var pos = cmd_line.indexOf(' '); |
| 321 | var cmd; |
| 322 | var args; |
| 323 | if (pos == -1) { |
| 324 | cmd = cmd_line; |
| 325 | args = ''; |
| 326 | } else { |
| 327 | cmd = cmd_line.slice(0, pos); |
| 328 | args = cmd_line.slice(pos).replace(/^\s+|\s+$/g, ''); |
| 329 | } |
| 330 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 331 | if ((cmd === undefined) || !cmd) { |
| 332 | this.request_ = void 0; |
| 333 | return; |
| 334 | } |
| 335 | |
| 336 | last_cmd = cmd; |
| 337 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 338 | // Switch on command. |
| 339 | switch (cmd) { |
| 340 | case 'continue': |
| 341 | case 'c': |
| 342 | this.request_ = this.continueCommandToJSONRequest_(args); |
| 343 | break; |
| 344 | |
| 345 | case 'step': |
| 346 | case 's': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 347 | this.request_ = this.stepCommandToJSONRequest_(args, 'in'); |
| 348 | break; |
| 349 | |
| 350 | case 'stepi': |
| 351 | case 'si': |
| 352 | this.request_ = this.stepCommandToJSONRequest_(args, 'min'); |
| 353 | break; |
| 354 | |
| 355 | case 'next': |
| 356 | case 'n': |
| 357 | this.request_ = this.stepCommandToJSONRequest_(args, 'next'); |
| 358 | break; |
| 359 | |
| 360 | case 'finish': |
| 361 | case 'fin': |
| 362 | this.request_ = this.stepCommandToJSONRequest_(args, 'out'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 363 | break; |
| 364 | |
| 365 | case 'backtrace': |
| 366 | case 'bt': |
| 367 | this.request_ = this.backtraceCommandToJSONRequest_(args); |
| 368 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 369 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 370 | case 'frame': |
| 371 | case 'f': |
| 372 | this.request_ = this.frameCommandToJSONRequest_(args); |
| 373 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 374 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 375 | case 'scopes': |
| 376 | this.request_ = this.scopesCommandToJSONRequest_(args); |
| 377 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 378 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 379 | case 'scope': |
| 380 | this.request_ = this.scopeCommandToJSONRequest_(args); |
| 381 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 382 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 383 | case 'disconnect': |
| 384 | case 'exit': |
| 385 | case 'quit': |
| 386 | this.request_ = this.disconnectCommandToJSONRequest_(args); |
| 387 | break; |
| 388 | |
| 389 | case 'up': |
| 390 | this.request_ = |
| 391 | this.frameCommandToJSONRequest_('' + |
| 392 | (Debug.State.currentFrame + 1)); |
| 393 | break; |
| 394 | |
| 395 | case 'down': |
| 396 | case 'do': |
| 397 | this.request_ = |
| 398 | this.frameCommandToJSONRequest_('' + |
| 399 | (Debug.State.currentFrame - 1)); |
| 400 | break; |
| 401 | |
| 402 | case 'set': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 403 | case 'print': |
| 404 | case 'p': |
| 405 | this.request_ = this.printCommandToJSONRequest_(args); |
| 406 | break; |
| 407 | |
| 408 | case 'dir': |
| 409 | this.request_ = this.dirCommandToJSONRequest_(args); |
| 410 | break; |
| 411 | |
| 412 | case 'references': |
| 413 | this.request_ = this.referencesCommandToJSONRequest_(args); |
| 414 | break; |
| 415 | |
| 416 | case 'instances': |
| 417 | this.request_ = this.instancesCommandToJSONRequest_(args); |
| 418 | break; |
| 419 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 420 | case 'list': |
| 421 | case 'l': |
| 422 | this.request_ = this.listCommandToJSONRequest_(args); |
| 423 | break; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 424 | case 'source': |
| 425 | this.request_ = this.sourceCommandToJSONRequest_(args); |
| 426 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 427 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 428 | case 'scripts': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 429 | case 'script': |
| 430 | case 'scr': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 431 | this.request_ = this.scriptsCommandToJSONRequest_(args); |
| 432 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 433 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 434 | case 'break': |
| 435 | case 'b': |
| 436 | this.request_ = this.breakCommandToJSONRequest_(args); |
| 437 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 438 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 439 | case 'breakpoints': |
| 440 | case 'bb': |
| 441 | this.request_ = this.breakpointsCommandToJSONRequest_(args); |
| 442 | break; |
| 443 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 444 | case 'clear': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 445 | case 'delete': |
| 446 | case 'd': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 447 | this.request_ = this.clearCommandToJSONRequest_(args); |
| 448 | break; |
| 449 | |
| 450 | case 'threads': |
| 451 | this.request_ = this.threadsCommandToJSONRequest_(args); |
| 452 | break; |
| 453 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 454 | case 'cond': |
| 455 | this.request_ = this.changeBreakpointCommandToJSONRequest_(args, 'cond'); |
| 456 | break; |
| 457 | |
| 458 | case 'enable': |
| 459 | case 'en': |
| 460 | this.request_ = |
| 461 | this.changeBreakpointCommandToJSONRequest_(args, 'enable'); |
| 462 | break; |
| 463 | |
| 464 | case 'disable': |
| 465 | case 'dis': |
| 466 | this.request_ = |
| 467 | this.changeBreakpointCommandToJSONRequest_(args, 'disable'); |
| 468 | break; |
| 469 | |
| 470 | case 'ignore': |
| 471 | this.request_ = |
| 472 | this.changeBreakpointCommandToJSONRequest_(args, 'ignore'); |
| 473 | break; |
| 474 | |
| 475 | case 'info': |
| 476 | case 'inf': |
| 477 | this.request_ = this.infoCommandToJSONRequest_(args); |
| 478 | break; |
| 479 | |
| 480 | case 'flags': |
| 481 | this.request_ = this.v8FlagsToJSONRequest_(args); |
| 482 | break; |
| 483 | |
| 484 | case 'gc': |
| 485 | this.request_ = this.gcToJSONRequest_(args); |
| 486 | break; |
| 487 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 488 | case 'trace': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 489 | case 'tr': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 490 | // Return undefined to indicate command handled internally (no JSON). |
| 491 | this.request_ = void 0; |
| 492 | this.traceCommand_(args); |
| 493 | break; |
| 494 | |
| 495 | case 'help': |
| 496 | case '?': |
| 497 | this.helpCommand_(args); |
| 498 | // Return undefined to indicate command handled internally (no JSON). |
| 499 | this.request_ = void 0; |
| 500 | break; |
| 501 | |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 502 | case 'liveobjectlist': |
| 503 | case 'lol': |
| 504 | if (lol_is_enabled) { |
| 505 | this.request_ = this.lolToJSONRequest_(args, is_repeating); |
| 506 | break; |
| 507 | } |
| 508 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 509 | default: |
| 510 | throw new Error('Unknown command "' + cmd + '"'); |
| 511 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 512 | } |
| 513 | |
| 514 | DebugRequest.prototype.JSONRequest = function() { |
| 515 | return this.request_; |
| 516 | } |
| 517 | |
| 518 | |
| 519 | function RequestPacket(command) { |
| 520 | this.seq = 0; |
| 521 | this.type = 'request'; |
| 522 | this.command = command; |
| 523 | } |
| 524 | |
| 525 | |
| 526 | RequestPacket.prototype.toJSONProtocol = function() { |
| 527 | // Encode the protocol header. |
| 528 | var json = '{'; |
| 529 | json += '"seq":' + this.seq; |
| 530 | json += ',"type":"' + this.type + '"'; |
| 531 | if (this.command) { |
| 532 | json += ',"command":' + StringToJSON_(this.command); |
| 533 | } |
| 534 | if (this.arguments) { |
| 535 | json += ',"arguments":'; |
| 536 | // Encode the arguments part. |
| 537 | if (this.arguments.toJSONProtocol) { |
| 538 | json += this.arguments.toJSONProtocol() |
| 539 | } else { |
| 540 | json += SimpleObjectToJSON_(this.arguments); |
| 541 | } |
| 542 | } |
| 543 | json += '}'; |
| 544 | return json; |
| 545 | } |
| 546 | |
| 547 | |
| 548 | DebugRequest.prototype.createRequest = function(command) { |
| 549 | return new RequestPacket(command); |
| 550 | }; |
| 551 | |
| 552 | |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 553 | // Note: we use detected command repetition as a signal for continuation here. |
| 554 | DebugRequest.prototype.createLOLRequest = function(command, |
| 555 | start_index, |
| 556 | lines_to_dump, |
| 557 | is_continuation) { |
| 558 | if (is_continuation) { |
| 559 | start_index = lol_next_dump_index; |
| 560 | } |
| 561 | |
| 562 | if (lines_to_dump) { |
| 563 | lines_to_dump = parseInt(lines_to_dump); |
| 564 | } else { |
| 565 | lines_to_dump = kDefaultLolLinesToPrintAtATime; |
| 566 | } |
| 567 | if (lines_to_dump > kMaxLolLinesToPrintAtATime) { |
| 568 | lines_to_dump = kMaxLolLinesToPrintAtATime; |
| 569 | } |
| 570 | |
| 571 | // Save the next start_index to dump from: |
| 572 | lol_next_dump_index = start_index + lines_to_dump; |
| 573 | |
| 574 | var request = this.createRequest(command); |
| 575 | request.arguments = {}; |
| 576 | request.arguments.start = start_index; |
| 577 | request.arguments.count = lines_to_dump; |
| 578 | |
| 579 | return request; |
| 580 | }; |
| 581 | |
| 582 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 583 | // Create a JSON request for the evaluation command. |
| 584 | DebugRequest.prototype.makeEvaluateJSONRequest_ = function(expression) { |
| 585 | // Global varaible used to store whether a handle was requested. |
| 586 | lookup_handle = null; |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 587 | |
| 588 | if (lol_is_enabled) { |
| 589 | // Check if the expression is a obj id in the form @<obj id>. |
| 590 | var obj_id_match = expression.match(/^@([0-9]+)$/); |
| 591 | if (obj_id_match) { |
| 592 | var obj_id = parseInt(obj_id_match[1]); |
| 593 | // Build a dump request. |
| 594 | var request = this.createRequest('getobj'); |
| 595 | request.arguments = {}; |
| 596 | request.arguments.obj_id = obj_id; |
| 597 | return request.toJSONProtocol(); |
| 598 | } |
| 599 | } |
| 600 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 601 | // Check if the expression is a handle id in the form #<handle>#. |
| 602 | var handle_match = expression.match(/^#([0-9]*)#$/); |
| 603 | if (handle_match) { |
| 604 | // Remember the handle requested in a global variable. |
| 605 | lookup_handle = parseInt(handle_match[1]); |
| 606 | // Build a lookup request. |
| 607 | var request = this.createRequest('lookup'); |
| 608 | request.arguments = {}; |
| 609 | request.arguments.handles = [ lookup_handle ]; |
| 610 | return request.toJSONProtocol(); |
| 611 | } else { |
| 612 | // Build an evaluate request. |
| 613 | var request = this.createRequest('evaluate'); |
| 614 | request.arguments = {}; |
| 615 | request.arguments.expression = expression; |
| 616 | // Request a global evaluation if there is no current frame. |
| 617 | if (Debug.State.currentFrame == kNoFrame) { |
| 618 | request.arguments.global = true; |
| 619 | } |
| 620 | return request.toJSONProtocol(); |
| 621 | } |
| 622 | }; |
| 623 | |
| 624 | |
| 625 | // Create a JSON request for the references/instances command. |
| 626 | DebugRequest.prototype.makeReferencesJSONRequest_ = function(handle, type) { |
| 627 | // Build a references request. |
| 628 | var handle_match = handle.match(/^#([0-9]*)#$/); |
| 629 | if (handle_match) { |
| 630 | var request = this.createRequest('references'); |
| 631 | request.arguments = {}; |
| 632 | request.arguments.type = type; |
| 633 | request.arguments.handle = parseInt(handle_match[1]); |
| 634 | return request.toJSONProtocol(); |
| 635 | } else { |
| 636 | throw new Error('Invalid object id.'); |
| 637 | } |
| 638 | }; |
| 639 | |
| 640 | |
| 641 | // Create a JSON request for the continue command. |
| 642 | DebugRequest.prototype.continueCommandToJSONRequest_ = function(args) { |
| 643 | var request = this.createRequest('continue'); |
| 644 | return request.toJSONProtocol(); |
| 645 | }; |
| 646 | |
| 647 | |
| 648 | // Create a JSON request for the step command. |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 649 | DebugRequest.prototype.stepCommandToJSONRequest_ = function(args, type) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 650 | // Requesting a step is through the continue command with additional |
| 651 | // arguments. |
| 652 | var request = this.createRequest('continue'); |
| 653 | request.arguments = {}; |
| 654 | |
| 655 | // Process arguments if any. |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 656 | |
| 657 | // Only process args if the command is 'step' which is indicated by type being |
| 658 | // set to 'in'. For all other commands, ignore the args. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 659 | if (args && args.length > 0) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 660 | args = args.split(/\s+/g); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 661 | |
| 662 | if (args.length > 2) { |
| 663 | throw new Error('Invalid step arguments.'); |
| 664 | } |
| 665 | |
| 666 | if (args.length > 0) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 667 | // Check if we have a gdb stype step command. If so, the 1st arg would |
| 668 | // be the step count. If it's not a number, then assume that we're |
| 669 | // parsing for the legacy v8 step command. |
| 670 | var stepcount = Number(args[0]); |
| 671 | if (stepcount == Number.NaN) { |
| 672 | // No step count at arg 1. Process as legacy d8 step command: |
| 673 | if (args.length == 2) { |
| 674 | var stepcount = parseInt(args[1]); |
| 675 | if (isNaN(stepcount) || stepcount <= 0) { |
| 676 | throw new Error('Invalid step count argument "' + args[0] + '".'); |
| 677 | } |
| 678 | request.arguments.stepcount = stepcount; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 679 | } |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 680 | |
| 681 | // Get the step action. |
| 682 | switch (args[0]) { |
| 683 | case 'in': |
| 684 | case 'i': |
| 685 | request.arguments.stepaction = 'in'; |
| 686 | break; |
| 687 | |
| 688 | case 'min': |
| 689 | case 'm': |
| 690 | request.arguments.stepaction = 'min'; |
| 691 | break; |
| 692 | |
| 693 | case 'next': |
| 694 | case 'n': |
| 695 | request.arguments.stepaction = 'next'; |
| 696 | break; |
| 697 | |
| 698 | case 'out': |
| 699 | case 'o': |
| 700 | request.arguments.stepaction = 'out'; |
| 701 | break; |
| 702 | |
| 703 | default: |
| 704 | throw new Error('Invalid step argument "' + args[0] + '".'); |
| 705 | } |
| 706 | |
| 707 | } else { |
| 708 | // gdb style step commands: |
| 709 | request.arguments.stepaction = type; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 710 | request.arguments.stepcount = stepcount; |
| 711 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 712 | } |
| 713 | } else { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 714 | // Default is step of the specified type. |
| 715 | request.arguments.stepaction = type; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 716 | } |
| 717 | |
| 718 | return request.toJSONProtocol(); |
| 719 | }; |
| 720 | |
| 721 | |
| 722 | // Create a JSON request for the backtrace command. |
| 723 | DebugRequest.prototype.backtraceCommandToJSONRequest_ = function(args) { |
| 724 | // Build a backtrace request from the text command. |
| 725 | var request = this.createRequest('backtrace'); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 726 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 727 | // Default is to show top 10 frames. |
| 728 | request.arguments = {}; |
| 729 | request.arguments.fromFrame = 0; |
| 730 | request.arguments.toFrame = 10; |
| 731 | |
| 732 | args = args.split(/\s*[ ]+\s*/g); |
| 733 | if (args.length == 1 && args[0].length > 0) { |
| 734 | var frameCount = parseInt(args[0]); |
| 735 | if (frameCount > 0) { |
| 736 | // Show top frames. |
| 737 | request.arguments.fromFrame = 0; |
| 738 | request.arguments.toFrame = frameCount; |
| 739 | } else { |
| 740 | // Show bottom frames. |
| 741 | request.arguments.fromFrame = 0; |
| 742 | request.arguments.toFrame = -frameCount; |
| 743 | request.arguments.bottom = true; |
| 744 | } |
| 745 | } else if (args.length == 2) { |
| 746 | var fromFrame = parseInt(args[0]); |
| 747 | var toFrame = parseInt(args[1]); |
| 748 | if (isNaN(fromFrame) || fromFrame < 0) { |
| 749 | throw new Error('Invalid start frame argument "' + args[0] + '".'); |
| 750 | } |
| 751 | if (isNaN(toFrame) || toFrame < 0) { |
| 752 | throw new Error('Invalid end frame argument "' + args[1] + '".'); |
| 753 | } |
| 754 | if (fromFrame > toFrame) { |
| 755 | throw new Error('Invalid arguments start frame cannot be larger ' + |
| 756 | 'than end frame.'); |
| 757 | } |
| 758 | // Show frame range. |
| 759 | request.arguments.fromFrame = fromFrame; |
| 760 | request.arguments.toFrame = toFrame + 1; |
| 761 | } else if (args.length > 2) { |
| 762 | throw new Error('Invalid backtrace arguments.'); |
| 763 | } |
| 764 | |
| 765 | return request.toJSONProtocol(); |
| 766 | }; |
| 767 | |
| 768 | |
| 769 | // Create a JSON request for the frame command. |
| 770 | DebugRequest.prototype.frameCommandToJSONRequest_ = function(args) { |
| 771 | // Build a frame request from the text command. |
| 772 | var request = this.createRequest('frame'); |
| 773 | args = args.split(/\s*[ ]+\s*/g); |
| 774 | if (args.length > 0 && args[0].length > 0) { |
| 775 | request.arguments = {}; |
| 776 | request.arguments.number = args[0]; |
| 777 | } |
| 778 | return request.toJSONProtocol(); |
| 779 | }; |
| 780 | |
| 781 | |
| 782 | // Create a JSON request for the scopes command. |
| 783 | DebugRequest.prototype.scopesCommandToJSONRequest_ = function(args) { |
| 784 | // Build a scopes request from the text command. |
| 785 | var request = this.createRequest('scopes'); |
| 786 | return request.toJSONProtocol(); |
| 787 | }; |
| 788 | |
| 789 | |
| 790 | // Create a JSON request for the scope command. |
| 791 | DebugRequest.prototype.scopeCommandToJSONRequest_ = function(args) { |
| 792 | // Build a scope request from the text command. |
| 793 | var request = this.createRequest('scope'); |
| 794 | args = args.split(/\s*[ ]+\s*/g); |
| 795 | if (args.length > 0 && args[0].length > 0) { |
| 796 | request.arguments = {}; |
| 797 | request.arguments.number = args[0]; |
| 798 | } |
| 799 | return request.toJSONProtocol(); |
| 800 | }; |
| 801 | |
| 802 | |
| 803 | // Create a JSON request for the print command. |
| 804 | DebugRequest.prototype.printCommandToJSONRequest_ = function(args) { |
| 805 | // Build an evaluate request from the text command. |
| 806 | if (args.length == 0) { |
| 807 | throw new Error('Missing expression.'); |
| 808 | } |
| 809 | return this.makeEvaluateJSONRequest_(args); |
| 810 | }; |
| 811 | |
| 812 | |
| 813 | // Create a JSON request for the dir command. |
| 814 | DebugRequest.prototype.dirCommandToJSONRequest_ = function(args) { |
| 815 | // Build an evaluate request from the text command. |
| 816 | if (args.length == 0) { |
| 817 | throw new Error('Missing expression.'); |
| 818 | } |
| 819 | return this.makeEvaluateJSONRequest_(args); |
| 820 | }; |
| 821 | |
| 822 | |
| 823 | // Create a JSON request for the references command. |
| 824 | DebugRequest.prototype.referencesCommandToJSONRequest_ = function(args) { |
| 825 | // Build an evaluate request from the text command. |
| 826 | if (args.length == 0) { |
| 827 | throw new Error('Missing object id.'); |
| 828 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 829 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 830 | return this.makeReferencesJSONRequest_(args, 'referencedBy'); |
| 831 | }; |
| 832 | |
| 833 | |
| 834 | // Create a JSON request for the instances command. |
| 835 | DebugRequest.prototype.instancesCommandToJSONRequest_ = function(args) { |
| 836 | // Build an evaluate request from the text command. |
| 837 | if (args.length == 0) { |
| 838 | throw new Error('Missing object id.'); |
| 839 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 840 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 841 | // Build a references request. |
| 842 | return this.makeReferencesJSONRequest_(args, 'constructedBy'); |
| 843 | }; |
| 844 | |
| 845 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 846 | // Create a JSON request for the list command. |
| 847 | DebugRequest.prototype.listCommandToJSONRequest_ = function(args) { |
| 848 | |
| 849 | // Default is ten lines starting five lines before the current location. |
| 850 | if (Debug.State.displaySourceEndLine == -1) { |
| 851 | // If we list forwards, we will start listing after the last source end |
| 852 | // line. Set it to start from 5 lines before the current location. |
| 853 | Debug.State.displaySourceEndLine = Debug.State.currentSourceLine - 5; |
| 854 | // If we list backwards, we will start listing backwards from the last |
| 855 | // source start line. Set it to start from 1 lines before the current |
| 856 | // location. |
| 857 | Debug.State.displaySourceStartLine = Debug.State.currentSourceLine + 1; |
| 858 | } |
| 859 | |
| 860 | var from = Debug.State.displaySourceEndLine + 1; |
| 861 | var lines = 10; |
| 862 | |
| 863 | // Parse the arguments. |
| 864 | args = args.split(/\s*,\s*/g); |
| 865 | if (args == '') { |
| 866 | } else if ((args.length == 1) && (args[0] == '-')) { |
| 867 | from = Debug.State.displaySourceStartLine - lines; |
| 868 | } else if (args.length == 2) { |
| 869 | from = parseInt(args[0]); |
| 870 | lines = parseInt(args[1]) - from + 1; // inclusive of the ending line. |
| 871 | } else { |
| 872 | throw new Error('Invalid list arguments.'); |
| 873 | } |
| 874 | Debug.State.displaySourceStartLine = from; |
| 875 | Debug.State.displaySourceEndLine = from + lines - 1; |
| 876 | var sourceArgs = '' + from + ' ' + lines; |
| 877 | return this.sourceCommandToJSONRequest_(sourceArgs); |
| 878 | }; |
| 879 | |
| 880 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 881 | // Create a JSON request for the source command. |
| 882 | DebugRequest.prototype.sourceCommandToJSONRequest_ = function(args) { |
| 883 | // Build a evaluate request from the text command. |
| 884 | var request = this.createRequest('source'); |
| 885 | |
| 886 | // Default is ten lines starting five lines before the current location. |
| 887 | var from = Debug.State.currentSourceLine - 5; |
| 888 | var lines = 10; |
| 889 | |
| 890 | // Parse the arguments. |
| 891 | args = args.split(/\s*[ ]+\s*/g); |
| 892 | if (args.length > 1 && args[0].length > 0 && args[1].length > 0) { |
| 893 | from = parseInt(args[0]) - 1; |
| 894 | lines = parseInt(args[1]); |
| 895 | } else if (args.length > 0 && args[0].length > 0) { |
| 896 | from = parseInt(args[0]) - 1; |
| 897 | } |
| 898 | |
| 899 | if (from < 0) from = 0; |
| 900 | if (lines < 0) lines = 10; |
| 901 | |
| 902 | // Request source arround current source location. |
| 903 | request.arguments = {}; |
| 904 | request.arguments.fromLine = from; |
| 905 | request.arguments.toLine = from + lines; |
| 906 | |
| 907 | return request.toJSONProtocol(); |
| 908 | }; |
| 909 | |
| 910 | |
| 911 | // Create a JSON request for the scripts command. |
| 912 | DebugRequest.prototype.scriptsCommandToJSONRequest_ = function(args) { |
| 913 | // Build a evaluate request from the text command. |
| 914 | var request = this.createRequest('scripts'); |
| 915 | |
| 916 | // Process arguments if any. |
| 917 | if (args && args.length > 0) { |
| 918 | args = args.split(/\s*[ ]+\s*/g); |
| 919 | |
| 920 | if (args.length > 1) { |
| 921 | throw new Error('Invalid scripts arguments.'); |
| 922 | } |
| 923 | |
| 924 | request.arguments = {}; |
| 925 | switch (args[0]) { |
| 926 | case 'natives': |
| 927 | request.arguments.types = ScriptTypeFlag(Debug.ScriptType.Native); |
| 928 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 929 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 930 | case 'extensions': |
| 931 | request.arguments.types = ScriptTypeFlag(Debug.ScriptType.Extension); |
| 932 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 933 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 934 | case 'all': |
| 935 | request.arguments.types = |
| 936 | ScriptTypeFlag(Debug.ScriptType.Normal) | |
| 937 | ScriptTypeFlag(Debug.ScriptType.Native) | |
| 938 | ScriptTypeFlag(Debug.ScriptType.Extension); |
| 939 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 940 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 941 | default: |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 942 | // If the arg is not one of the know one aboves, then it must be a |
| 943 | // filter used for filtering the results: |
| 944 | request.arguments.filter = args[0]; |
| 945 | break; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 946 | } |
| 947 | } |
| 948 | |
| 949 | return request.toJSONProtocol(); |
| 950 | }; |
| 951 | |
| 952 | |
| 953 | // Create a JSON request for the break command. |
| 954 | DebugRequest.prototype.breakCommandToJSONRequest_ = function(args) { |
| 955 | // Build a evaluate request from the text command. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 956 | // Process arguments if any. |
| 957 | if (args && args.length > 0) { |
| 958 | var target = args; |
| 959 | var type = 'function'; |
| 960 | var line; |
| 961 | var column; |
| 962 | var condition; |
| 963 | var pos; |
| 964 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 965 | var request = this.createRequest('setbreakpoint'); |
| 966 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 967 | // Break the args into target spec and condition if appropriate. |
| 968 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 969 | // Check for breakpoint condition. |
| 970 | pos = args.indexOf(' '); |
| 971 | if (pos > 0) { |
| 972 | target = args.substring(0, pos); |
| 973 | condition = args.substring(pos + 1, args.length); |
| 974 | } |
| 975 | |
| 976 | // Check for script breakpoint (name:line[:column]). If no ':' in break |
| 977 | // specification it is considered a function break point. |
| 978 | pos = target.indexOf(':'); |
| 979 | if (pos > 0) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 980 | var tmp = target.substring(pos + 1, target.length); |
| 981 | target = target.substring(0, pos); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame^] | 982 | if (target[0] == '/' && target[target.length - 1] == '/') { |
| 983 | type = 'scriptRegExp'; |
| 984 | target = target.substring(1, target.length - 1); |
| 985 | } else { |
| 986 | type = 'script'; |
| 987 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 988 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 989 | // Check for both line and column. |
| 990 | pos = tmp.indexOf(':'); |
| 991 | if (pos > 0) { |
| 992 | column = parseInt(tmp.substring(pos + 1, tmp.length)) - 1; |
| 993 | line = parseInt(tmp.substring(0, pos)) - 1; |
| 994 | } else { |
| 995 | line = parseInt(tmp) - 1; |
| 996 | } |
| 997 | } else if (target[0] == '#' && target[target.length - 1] == '#') { |
| 998 | type = 'handle'; |
| 999 | target = target.substring(1, target.length - 1); |
| 1000 | } else { |
| 1001 | type = 'function'; |
| 1002 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1003 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1004 | request.arguments = {}; |
| 1005 | request.arguments.type = type; |
| 1006 | request.arguments.target = target; |
| 1007 | request.arguments.line = line; |
| 1008 | request.arguments.column = column; |
| 1009 | request.arguments.condition = condition; |
| 1010 | } else { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1011 | var request = this.createRequest('suspend'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1012 | } |
| 1013 | |
| 1014 | return request.toJSONProtocol(); |
| 1015 | }; |
| 1016 | |
| 1017 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1018 | DebugRequest.prototype.breakpointsCommandToJSONRequest_ = function(args) { |
| 1019 | if (args && args.length > 0) { |
| 1020 | throw new Error('Unexpected arguments.'); |
| 1021 | } |
| 1022 | var request = this.createRequest('listbreakpoints'); |
| 1023 | return request.toJSONProtocol(); |
| 1024 | }; |
| 1025 | |
| 1026 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1027 | // Create a JSON request for the clear command. |
| 1028 | DebugRequest.prototype.clearCommandToJSONRequest_ = function(args) { |
| 1029 | // Build a evaluate request from the text command. |
| 1030 | var request = this.createRequest('clearbreakpoint'); |
| 1031 | |
| 1032 | // Process arguments if any. |
| 1033 | if (args && args.length > 0) { |
| 1034 | request.arguments = {}; |
| 1035 | request.arguments.breakpoint = parseInt(args); |
| 1036 | } else { |
| 1037 | throw new Error('Invalid break arguments.'); |
| 1038 | } |
| 1039 | |
| 1040 | return request.toJSONProtocol(); |
| 1041 | }; |
| 1042 | |
| 1043 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1044 | // Create a JSON request for the change breakpoint command. |
| 1045 | DebugRequest.prototype.changeBreakpointCommandToJSONRequest_ = |
| 1046 | function(args, command) { |
| 1047 | |
| 1048 | var request; |
| 1049 | |
| 1050 | // Check for exception breaks first: |
| 1051 | // en[able] exc[eptions] [all|unc[aught]] |
| 1052 | // en[able] [all|unc[aught]] exc[eptions] |
| 1053 | // dis[able] exc[eptions] [all|unc[aught]] |
| 1054 | // dis[able] [all|unc[aught]] exc[eptions] |
| 1055 | if ((command == 'enable' || command == 'disable') && |
| 1056 | args && args.length > 1) { |
| 1057 | var nextPos = args.indexOf(' '); |
| 1058 | var arg1 = (nextPos > 0) ? args.substring(0, nextPos) : args; |
| 1059 | var excType = null; |
| 1060 | |
| 1061 | // Check for: |
| 1062 | // en[able] exc[eptions] [all|unc[aught]] |
| 1063 | // dis[able] exc[eptions] [all|unc[aught]] |
| 1064 | if (arg1 == 'exc' || arg1 == 'exception' || arg1 == 'exceptions') { |
| 1065 | |
| 1066 | var arg2 = (nextPos > 0) ? |
| 1067 | args.substring(nextPos + 1, args.length) : 'all'; |
| 1068 | if (!arg2) { |
| 1069 | arg2 = 'all'; // if unspecified, set for all. |
| 1070 | } if (arg2 == 'unc') { // check for short cut. |
| 1071 | arg2 = 'uncaught'; |
| 1072 | } |
| 1073 | excType = arg2; |
| 1074 | |
| 1075 | // Check for: |
| 1076 | // en[able] [all|unc[aught]] exc[eptions] |
| 1077 | // dis[able] [all|unc[aught]] exc[eptions] |
| 1078 | } else if (arg1 == 'all' || arg1 == 'unc' || arg1 == 'uncaught') { |
| 1079 | |
| 1080 | var arg2 = (nextPos > 0) ? |
| 1081 | args.substring(nextPos + 1, args.length) : null; |
| 1082 | if (arg2 == 'exc' || arg1 == 'exception' || arg1 == 'exceptions') { |
| 1083 | excType = arg1; |
| 1084 | if (excType == 'unc') { |
| 1085 | excType = 'uncaught'; |
| 1086 | } |
| 1087 | } |
| 1088 | } |
| 1089 | |
| 1090 | // If we matched one of the command formats, then excType will be non-null: |
| 1091 | if (excType) { |
| 1092 | // Build a evaluate request from the text command. |
| 1093 | request = this.createRequest('setexceptionbreak'); |
| 1094 | |
| 1095 | request.arguments = {}; |
| 1096 | request.arguments.type = excType; |
| 1097 | request.arguments.enabled = (command == 'enable'); |
| 1098 | |
| 1099 | return request.toJSONProtocol(); |
| 1100 | } |
| 1101 | } |
| 1102 | |
| 1103 | // Build a evaluate request from the text command. |
| 1104 | request = this.createRequest('changebreakpoint'); |
| 1105 | |
| 1106 | // Process arguments if any. |
| 1107 | if (args && args.length > 0) { |
| 1108 | request.arguments = {}; |
| 1109 | var pos = args.indexOf(' '); |
| 1110 | var breakpointArg = args; |
| 1111 | var otherArgs; |
| 1112 | if (pos > 0) { |
| 1113 | breakpointArg = args.substring(0, pos); |
| 1114 | otherArgs = args.substring(pos + 1, args.length); |
| 1115 | } |
| 1116 | |
| 1117 | request.arguments.breakpoint = parseInt(breakpointArg); |
| 1118 | |
| 1119 | switch(command) { |
| 1120 | case 'cond': |
| 1121 | request.arguments.condition = otherArgs ? otherArgs : null; |
| 1122 | break; |
| 1123 | case 'enable': |
| 1124 | request.arguments.enabled = true; |
| 1125 | break; |
| 1126 | case 'disable': |
| 1127 | request.arguments.enabled = false; |
| 1128 | break; |
| 1129 | case 'ignore': |
| 1130 | request.arguments.ignoreCount = parseInt(otherArgs); |
| 1131 | break; |
| 1132 | default: |
| 1133 | throw new Error('Invalid arguments.'); |
| 1134 | } |
| 1135 | } else { |
| 1136 | throw new Error('Invalid arguments.'); |
| 1137 | } |
| 1138 | |
| 1139 | return request.toJSONProtocol(); |
| 1140 | }; |
| 1141 | |
| 1142 | |
| 1143 | // Create a JSON request for the disconnect command. |
| 1144 | DebugRequest.prototype.disconnectCommandToJSONRequest_ = function(args) { |
| 1145 | var request; |
| 1146 | request = this.createRequest('disconnect'); |
| 1147 | return request.toJSONProtocol(); |
| 1148 | }; |
| 1149 | |
| 1150 | |
| 1151 | // Create a JSON request for the info command. |
| 1152 | DebugRequest.prototype.infoCommandToJSONRequest_ = function(args) { |
| 1153 | var request; |
| 1154 | if (args && (args == 'break' || args == 'br')) { |
| 1155 | // Build a evaluate request from the text command. |
| 1156 | request = this.createRequest('listbreakpoints'); |
| 1157 | last_cmd = 'info break'; |
| 1158 | } else if (args && (args == 'locals' || args == 'lo')) { |
| 1159 | // Build a evaluate request from the text command. |
| 1160 | request = this.createRequest('frame'); |
| 1161 | last_cmd = 'info locals'; |
| 1162 | } else if (args && (args == 'args' || args == 'ar')) { |
| 1163 | // Build a evaluate request from the text command. |
| 1164 | request = this.createRequest('frame'); |
| 1165 | last_cmd = 'info args'; |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1166 | } else if (lol_is_enabled && |
| 1167 | args && (args == 'liveobjectlist' || args == 'lol')) { |
| 1168 | // Build a evaluate request from the text command. |
| 1169 | return this.liveObjectListToJSONRequest_(null); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1170 | } else { |
| 1171 | throw new Error('Invalid info arguments.'); |
| 1172 | } |
| 1173 | |
| 1174 | return request.toJSONProtocol(); |
| 1175 | }; |
| 1176 | |
| 1177 | |
| 1178 | DebugRequest.prototype.v8FlagsToJSONRequest_ = function(args) { |
| 1179 | var request; |
| 1180 | request = this.createRequest('v8flags'); |
| 1181 | request.arguments = {}; |
| 1182 | request.arguments.flags = args; |
| 1183 | return request.toJSONProtocol(); |
| 1184 | }; |
| 1185 | |
| 1186 | |
| 1187 | DebugRequest.prototype.gcToJSONRequest_ = function(args) { |
| 1188 | var request; |
| 1189 | if (!args) { |
| 1190 | args = 'all'; |
| 1191 | } |
| 1192 | var args = args.split(/\s+/g); |
| 1193 | var cmd = args[0]; |
| 1194 | |
| 1195 | switch(cmd) { |
| 1196 | case 'all': |
| 1197 | case 'quick': |
| 1198 | case 'full': |
| 1199 | case 'young': |
| 1200 | case 'old': |
| 1201 | case 'compact': |
| 1202 | case 'sweep': |
| 1203 | case 'scavenge': { |
| 1204 | if (cmd == 'young') { cmd = 'quick'; } |
| 1205 | else if (cmd == 'old') { cmd = 'full'; } |
| 1206 | |
| 1207 | request = this.createRequest('gc'); |
| 1208 | request.arguments = {}; |
| 1209 | request.arguments.type = cmd; |
| 1210 | break; |
| 1211 | } |
| 1212 | // Else fall thru to the default case below to report the error. |
| 1213 | default: |
| 1214 | throw new Error('Missing arguments after ' + cmd + '.'); |
| 1215 | } |
| 1216 | return request.toJSONProtocol(); |
| 1217 | }; |
| 1218 | |
| 1219 | |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1220 | // Args: [v[erbose]] [<N>] [i[ndex] <i>] [t[ype] <type>] [sp[ace] <space>] |
| 1221 | DebugRequest.prototype.lolMakeListRequest = |
| 1222 | function(cmd, args, first_arg_index, is_repeating) { |
| 1223 | |
| 1224 | var request; |
| 1225 | var start_index = 0; |
| 1226 | var dump_limit = void 0; |
| 1227 | var type_filter = void 0; |
| 1228 | var space_filter = void 0; |
| 1229 | var prop_filter = void 0; |
| 1230 | var is_verbose = false; |
| 1231 | var i; |
| 1232 | |
| 1233 | for (i = first_arg_index; i < args.length; i++) { |
| 1234 | var arg = args[i]; |
| 1235 | // Check for [v[erbose]]: |
| 1236 | if (arg === 'verbose' || arg === 'v') { |
| 1237 | // Nothing to do. This is already implied by args.length > 3. |
| 1238 | is_verbose = true; |
| 1239 | |
| 1240 | // Check for [<N>]: |
| 1241 | } else if (arg.match(/^[0-9]+$/)) { |
| 1242 | dump_limit = arg; |
| 1243 | is_verbose = true; |
| 1244 | |
| 1245 | // Check for i[ndex] <i>: |
| 1246 | } else if (arg === 'index' || arg === 'i') { |
| 1247 | i++; |
| 1248 | if (args.length < i) { |
| 1249 | throw new Error('Missing index after ' + arg + '.'); |
| 1250 | } |
| 1251 | start_index = parseInt(args[i]); |
| 1252 | // The user input start index starts at 1: |
| 1253 | if (start_index <= 0) { |
| 1254 | throw new Error('Invalid index ' + args[i] + '.'); |
| 1255 | } |
| 1256 | start_index -= 1; |
| 1257 | is_verbose = true; |
| 1258 | |
| 1259 | // Check for t[ype] <type>: |
| 1260 | } else if (arg === 'type' || arg === 't') { |
| 1261 | i++; |
| 1262 | if (args.length < i) { |
| 1263 | throw new Error('Missing type after ' + arg + '.'); |
| 1264 | } |
| 1265 | type_filter = args[i]; |
| 1266 | |
| 1267 | // Check for space <heap space name>: |
| 1268 | } else if (arg === 'space' || arg === 'sp') { |
| 1269 | i++; |
| 1270 | if (args.length < i) { |
| 1271 | throw new Error('Missing space name after ' + arg + '.'); |
| 1272 | } |
| 1273 | space_filter = args[i]; |
| 1274 | |
| 1275 | // Check for property <prop name>: |
| 1276 | } else if (arg === 'property' || arg === 'prop') { |
| 1277 | i++; |
| 1278 | if (args.length < i) { |
| 1279 | throw new Error('Missing property name after ' + arg + '.'); |
| 1280 | } |
| 1281 | prop_filter = args[i]; |
| 1282 | |
| 1283 | } else { |
| 1284 | throw new Error('Unknown args at ' + arg + '.'); |
| 1285 | } |
| 1286 | } |
| 1287 | |
| 1288 | // Build the verbose request: |
| 1289 | if (is_verbose) { |
| 1290 | request = this.createLOLRequest('lol-'+cmd, |
| 1291 | start_index, |
| 1292 | dump_limit, |
| 1293 | is_repeating); |
| 1294 | request.arguments.verbose = true; |
| 1295 | } else { |
| 1296 | request = this.createRequest('lol-'+cmd); |
| 1297 | request.arguments = {}; |
| 1298 | } |
| 1299 | |
| 1300 | request.arguments.filter = {}; |
| 1301 | if (type_filter) { |
| 1302 | request.arguments.filter.type = type_filter; |
| 1303 | } |
| 1304 | if (space_filter) { |
| 1305 | request.arguments.filter.space = space_filter; |
| 1306 | } |
| 1307 | if (prop_filter) { |
| 1308 | request.arguments.filter.prop = prop_filter; |
| 1309 | } |
| 1310 | |
| 1311 | return request; |
| 1312 | } |
| 1313 | |
| 1314 | |
| 1315 | function extractObjId(args) { |
| 1316 | var id = args; |
| 1317 | id = id.match(/^@([0-9]+)$/); |
| 1318 | if (id) { |
| 1319 | id = id[1]; |
| 1320 | } else { |
| 1321 | throw new Error('Invalid obj id ' + args + '.'); |
| 1322 | } |
| 1323 | return parseInt(id); |
| 1324 | } |
| 1325 | |
| 1326 | |
| 1327 | DebugRequest.prototype.lolToJSONRequest_ = function(args, is_repeating) { |
| 1328 | var request; |
| 1329 | // Use default command if one is not specified: |
| 1330 | if (!args) { |
| 1331 | args = 'info'; |
| 1332 | } |
| 1333 | |
| 1334 | var orig_args = args; |
| 1335 | var first_arg_index; |
| 1336 | |
| 1337 | var arg, i; |
| 1338 | var args = args.split(/\s+/g); |
| 1339 | var cmd = args[0]; |
| 1340 | var id; |
| 1341 | |
| 1342 | // Command: <id> [v[erbose]] ... |
| 1343 | if (cmd.match(/^[0-9]+$/)) { |
| 1344 | // Convert to the padded list command: |
| 1345 | // Command: l[ist] <dummy> <id> [v[erbose]] ... |
| 1346 | |
| 1347 | // Insert the implicit 'list' in front and process as normal: |
| 1348 | cmd = 'list'; |
| 1349 | args.unshift(cmd); |
| 1350 | } |
| 1351 | |
| 1352 | switch(cmd) { |
| 1353 | // Command: c[apture] |
| 1354 | case 'capture': |
| 1355 | case 'c': |
| 1356 | request = this.createRequest('lol-capture'); |
| 1357 | break; |
| 1358 | |
| 1359 | // Command: clear|d[elete] <id>|all |
| 1360 | case 'clear': |
| 1361 | case 'delete': |
| 1362 | case 'del': { |
| 1363 | if (args.length < 2) { |
| 1364 | throw new Error('Missing argument after ' + cmd + '.'); |
| 1365 | } else if (args.length > 2) { |
| 1366 | throw new Error('Too many arguments after ' + cmd + '.'); |
| 1367 | } |
| 1368 | id = args[1]; |
| 1369 | if (id.match(/^[0-9]+$/)) { |
| 1370 | // Delete a specific lol record: |
| 1371 | request = this.createRequest('lol-delete'); |
| 1372 | request.arguments = {}; |
| 1373 | request.arguments.id = parseInt(id); |
| 1374 | } else if (id === 'all') { |
| 1375 | // Delete all: |
| 1376 | request = this.createRequest('lol-reset'); |
| 1377 | } else { |
| 1378 | throw new Error('Invalid argument after ' + cmd + '.'); |
| 1379 | } |
| 1380 | break; |
| 1381 | } |
| 1382 | |
| 1383 | // Command: diff <id1> <id2> [<dump options>] |
| 1384 | case 'diff': |
| 1385 | first_arg_index = 3; |
| 1386 | |
| 1387 | // Command: list <dummy> <id> [<dump options>] |
| 1388 | case 'list': |
| 1389 | |
| 1390 | // Command: ret[ainers] <obj id> [<dump options>] |
| 1391 | case 'retainers': |
| 1392 | case 'ret': |
| 1393 | case 'retaining-paths': |
| 1394 | case 'rp': { |
| 1395 | if (cmd === 'ret') cmd = 'retainers'; |
| 1396 | else if (cmd === 'rp') cmd = 'retaining-paths'; |
| 1397 | |
| 1398 | if (!first_arg_index) first_arg_index = 2; |
| 1399 | |
| 1400 | if (args.length < first_arg_index) { |
| 1401 | throw new Error('Too few arguments after ' + cmd + '.'); |
| 1402 | } |
| 1403 | |
| 1404 | var request_cmd = (cmd === 'list') ? 'diff':cmd; |
| 1405 | request = this.lolMakeListRequest(request_cmd, |
| 1406 | args, |
| 1407 | first_arg_index, |
| 1408 | is_repeating); |
| 1409 | |
| 1410 | if (cmd === 'diff') { |
| 1411 | request.arguments.id1 = parseInt(args[1]); |
| 1412 | request.arguments.id2 = parseInt(args[2]); |
| 1413 | } else if (cmd == 'list') { |
| 1414 | request.arguments.id1 = 0; |
| 1415 | request.arguments.id2 = parseInt(args[1]); |
| 1416 | } else { |
| 1417 | request.arguments.id = extractObjId(args[1]); |
| 1418 | } |
| 1419 | break; |
| 1420 | } |
| 1421 | |
| 1422 | // Command: getid |
| 1423 | case 'getid': { |
| 1424 | request = this.createRequest('lol-getid'); |
| 1425 | request.arguments = {}; |
| 1426 | request.arguments.address = args[1]; |
| 1427 | break; |
| 1428 | } |
| 1429 | |
| 1430 | // Command: inf[o] [<N>] |
| 1431 | case 'info': |
| 1432 | case 'inf': { |
| 1433 | if (args.length > 2) { |
| 1434 | throw new Error('Too many arguments after ' + cmd + '.'); |
| 1435 | } |
| 1436 | // Built the info request: |
| 1437 | request = this.createLOLRequest('lol-info', 0, args[1], is_repeating); |
| 1438 | break; |
| 1439 | } |
| 1440 | |
| 1441 | // Command: path <obj id 1> <obj id 2> |
| 1442 | case 'path': { |
| 1443 | request = this.createRequest('lol-path'); |
| 1444 | request.arguments = {}; |
| 1445 | if (args.length > 2) { |
| 1446 | request.arguments.id1 = extractObjId(args[1]); |
| 1447 | request.arguments.id2 = extractObjId(args[2]); |
| 1448 | } else { |
| 1449 | request.arguments.id1 = 0; |
| 1450 | request.arguments.id2 = extractObjId(args[1]); |
| 1451 | } |
| 1452 | break; |
| 1453 | } |
| 1454 | |
| 1455 | // Command: print |
| 1456 | case 'print': { |
| 1457 | request = this.createRequest('lol-print'); |
| 1458 | request.arguments = {}; |
| 1459 | request.arguments.id = extractObjId(args[1]); |
| 1460 | break; |
| 1461 | } |
| 1462 | |
| 1463 | // Command: reset |
| 1464 | case 'reset': { |
| 1465 | request = this.createRequest('lol-reset'); |
| 1466 | break; |
| 1467 | } |
| 1468 | |
| 1469 | default: |
| 1470 | throw new Error('Invalid arguments.'); |
| 1471 | } |
| 1472 | return request.toJSONProtocol(); |
| 1473 | }; |
| 1474 | |
| 1475 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1476 | // Create a JSON request for the threads command. |
| 1477 | DebugRequest.prototype.threadsCommandToJSONRequest_ = function(args) { |
| 1478 | // Build a threads request from the text command. |
| 1479 | var request = this.createRequest('threads'); |
| 1480 | return request.toJSONProtocol(); |
| 1481 | }; |
| 1482 | |
| 1483 | |
| 1484 | // Handle the trace command. |
| 1485 | DebugRequest.prototype.traceCommand_ = function(args) { |
| 1486 | // Process arguments. |
| 1487 | if (args && args.length > 0) { |
| 1488 | if (args == 'compile') { |
| 1489 | trace_compile = !trace_compile; |
| 1490 | print('Tracing of compiled scripts ' + (trace_compile ? 'on' : 'off')); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1491 | } else if (args === 'debug json' || args === 'json' || args === 'packets') { |
| 1492 | trace_debug_json = !trace_debug_json; |
| 1493 | print('Tracing of debug json packets ' + |
| 1494 | (trace_debug_json ? 'on' : 'off')); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1495 | } else { |
| 1496 | throw new Error('Invalid trace arguments.'); |
| 1497 | } |
| 1498 | } else { |
| 1499 | throw new Error('Invalid trace arguments.'); |
| 1500 | } |
| 1501 | } |
| 1502 | |
| 1503 | // Handle the help command. |
| 1504 | DebugRequest.prototype.helpCommand_ = function(args) { |
| 1505 | // Help os quite simple. |
| 1506 | if (args && args.length > 0) { |
| 1507 | print('warning: arguments to \'help\' are ignored'); |
| 1508 | } |
| 1509 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1510 | print('Note: <> denotes symbollic values to be replaced with real values.'); |
| 1511 | print('Note: [] denotes optional parts of commands, or optional options / arguments.'); |
| 1512 | print(' e.g. d[elete] - you get the same command if you type d or delete.'); |
| 1513 | print(''); |
| 1514 | print('[break] - break as soon as possible'); |
| 1515 | print('b[reak] location [condition]'); |
| 1516 | print(' - break on named function: location is a function name'); |
| 1517 | print(' - break on function: location is #<id>#'); |
| 1518 | print(' - break on script position: location is name:line[:column]'); |
| 1519 | print(''); |
| 1520 | print('clear <breakpoint #> - deletes the specified user defined breakpoint'); |
| 1521 | print('d[elete] <breakpoint #> - deletes the specified user defined breakpoint'); |
| 1522 | print('dis[able] <breakpoint #> - disables the specified user defined breakpoint'); |
| 1523 | print('dis[able] exc[eptions] [[all] | unc[aught]]'); |
| 1524 | print(' - disables breaking on exceptions'); |
| 1525 | print('en[able] <breakpoint #> - enables the specified user defined breakpoint'); |
| 1526 | print('en[able] exc[eptions] [[all] | unc[aught]]'); |
| 1527 | print(' - enables breaking on exceptions'); |
| 1528 | print(''); |
| 1529 | print('b[ack]t[race] [n] | [-n] | [from to]'); |
| 1530 | print(' - prints the stack back trace'); |
| 1531 | print('f[rame] - prints info about the current frame context'); |
| 1532 | print('f[rame] <frame #> - set context to specified frame #'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1533 | print('scopes'); |
| 1534 | print('scope <scope #>'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1535 | print(''); |
| 1536 | print('up - set context to caller of current frame'); |
| 1537 | print('do[wn] - set context to callee of current frame'); |
| 1538 | print('inf[o] br[eak] - prints info about breakpoints in use'); |
| 1539 | print('inf[o] ar[gs] - prints info about arguments of the current function'); |
| 1540 | print('inf[o] lo[cals] - prints info about locals in the current function'); |
| 1541 | print('inf[o] liveobjectlist|lol - same as \'lol info\''); |
| 1542 | print(''); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1543 | print('step [in | next | out| min [step count]]'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1544 | print('c[ontinue] - continue executing after a breakpoint'); |
| 1545 | print('s[tep] [<N>] - step into the next N callees (default N is 1)'); |
| 1546 | print('s[tep]i [<N>] - step into the next N callees (default N is 1)'); |
| 1547 | print('n[ext] [<N>] - step over the next N callees (default N is 1)'); |
| 1548 | print('fin[ish] [<N>] - step out of N frames (default N is 1)'); |
| 1549 | print(''); |
| 1550 | print('p[rint] <expression> - prints the result of the specified expression'); |
| 1551 | print('dir <expression> - prints the object structure of the result'); |
| 1552 | print('set <var> = <expression> - executes the specified statement'); |
| 1553 | print(''); |
| 1554 | print('l[ist] - list the source code around for the current pc'); |
| 1555 | print('l[ist] [- | <start>,<end>] - list the specified range of source code'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1556 | print('source [from line [num lines]]'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1557 | print('scr[ipts] [native|extensions|all]'); |
| 1558 | print('scr[ipts] [<filter text>] - list scripts with the specified text in its description'); |
| 1559 | print(''); |
| 1560 | print('gc - runs the garbage collector'); |
| 1561 | print(''); |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1562 | |
| 1563 | if (lol_is_enabled) { |
| 1564 | print('liveobjectlist|lol <command> - live object list tracking.'); |
| 1565 | print(' where <command> can be:'); |
| 1566 | print(' c[apture] - captures a LOL list.'); |
| 1567 | print(' clear|del[ete] <id>|all - clears LOL of id <id>.'); |
| 1568 | print(' If \'all\' is unspecified instead, will clear all.'); |
| 1569 | print(' diff <id1> <id2> [<dump options>]'); |
| 1570 | print(' - prints the diff between LOLs id1 and id2.'); |
| 1571 | print(' - also see <dump options> below.'); |
| 1572 | print(' getid <address> - gets the obj id for the specified address if available.'); |
| 1573 | print(' The address must be in hex form prefixed with 0x.'); |
| 1574 | print(' inf[o] [<N>] - lists summary info of all LOL lists.'); |
| 1575 | print(' If N is specified, will print N items at a time.'); |
| 1576 | print(' [l[ist]] <id> [<dump options>]'); |
| 1577 | print(' - prints the listing of objects in LOL id.'); |
| 1578 | print(' - also see <dump options> below.'); |
| 1579 | print(' reset - clears all LOL lists.'); |
| 1580 | print(' ret[ainers] <id> [<dump options>]'); |
| 1581 | print(' - prints the list of retainers of obj id.'); |
| 1582 | print(' - also see <dump options> below.'); |
| 1583 | print(' path <id1> <id2> - prints the retaining path from obj id1 to id2.'); |
| 1584 | print(' If only one id is specified, will print the path from'); |
| 1585 | print(' roots to the specified object if available.'); |
| 1586 | print(' print <id> - prints the obj for the specified obj id if available.'); |
| 1587 | print(''); |
| 1588 | print(' <dump options> includes:'); |
| 1589 | print(' [v[erbose]] - do verbose dump.'); |
| 1590 | print(' [<N>] - dump N items at a time. Implies verbose dump.'); |
| 1591 | print(' If unspecified, N will default to '+ |
| 1592 | kDefaultLolLinesToPrintAtATime+'. Max N is '+ |
| 1593 | kMaxLolLinesToPrintAtATime+'.'); |
| 1594 | print(' [i[ndex] <i>] - start dump from index i. Implies verbose dump.'); |
| 1595 | print(' [t[ype] <type>] - filter by type.'); |
| 1596 | print(' [sp[ace] <space name>] - filter by heap space where <space name> is one of'); |
| 1597 | print(' { cell, code, lo, map, new, old-data, old-pointer }.'); |
| 1598 | print(''); |
| 1599 | print(' If the verbose option, or an option that implies a verbose dump'); |
| 1600 | print(' is specified, then a verbose dump will requested. Else, a summary dump'); |
| 1601 | print(' will be requested.'); |
| 1602 | print(''); |
| 1603 | } |
| 1604 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1605 | print('trace compile'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1606 | // hidden command: trace debug json - toggles tracing of debug json packets |
| 1607 | print(''); |
| 1608 | print('disconnect|exit|quit - disconnects and quits the debugger'); |
| 1609 | print('help - prints this help information'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1610 | } |
| 1611 | |
| 1612 | |
| 1613 | function formatHandleReference_(value) { |
| 1614 | if (value.handle() >= 0) { |
| 1615 | return '#' + value.handle() + '#'; |
| 1616 | } else { |
| 1617 | return '#Transient#'; |
| 1618 | } |
| 1619 | } |
| 1620 | |
| 1621 | |
| 1622 | function formatObject_(value, include_properties) { |
| 1623 | var result = ''; |
| 1624 | result += formatHandleReference_(value); |
| 1625 | result += ', type: object' |
| 1626 | result += ', constructor '; |
| 1627 | var ctor = value.constructorFunctionValue(); |
| 1628 | result += formatHandleReference_(ctor); |
| 1629 | result += ', __proto__ '; |
| 1630 | var proto = value.protoObjectValue(); |
| 1631 | result += formatHandleReference_(proto); |
| 1632 | result += ', '; |
| 1633 | result += value.propertyCount(); |
| 1634 | result += ' properties.'; |
| 1635 | if (include_properties) { |
| 1636 | result += '\n'; |
| 1637 | for (var i = 0; i < value.propertyCount(); i++) { |
| 1638 | result += ' '; |
| 1639 | result += value.propertyName(i); |
| 1640 | result += ': '; |
| 1641 | var property_value = value.propertyValue(i); |
| 1642 | if (property_value instanceof ProtocolReference) { |
| 1643 | result += '<no type>'; |
| 1644 | } else { |
| 1645 | if (property_value && property_value.type()) { |
| 1646 | result += property_value.type(); |
| 1647 | } else { |
| 1648 | result += '<no type>'; |
| 1649 | } |
| 1650 | } |
| 1651 | result += ' '; |
| 1652 | result += formatHandleReference_(property_value); |
| 1653 | result += '\n'; |
| 1654 | } |
| 1655 | } |
| 1656 | return result; |
| 1657 | } |
| 1658 | |
| 1659 | |
| 1660 | function formatScope_(scope) { |
| 1661 | var result = ''; |
| 1662 | var index = scope.index; |
| 1663 | result += '#' + (index <= 9 ? '0' : '') + index; |
| 1664 | result += ' '; |
| 1665 | switch (scope.type) { |
| 1666 | case Debug.ScopeType.Global: |
| 1667 | result += 'Global, '; |
| 1668 | result += '#' + scope.object.ref + '#'; |
| 1669 | break; |
| 1670 | case Debug.ScopeType.Local: |
| 1671 | result += 'Local'; |
| 1672 | break; |
| 1673 | case Debug.ScopeType.With: |
| 1674 | result += 'With, '; |
| 1675 | result += '#' + scope.object.ref + '#'; |
| 1676 | break; |
| 1677 | case Debug.ScopeType.Catch: |
| 1678 | result += 'Catch, '; |
| 1679 | result += '#' + scope.object.ref + '#'; |
| 1680 | break; |
| 1681 | case Debug.ScopeType.Closure: |
| 1682 | result += 'Closure'; |
| 1683 | break; |
| 1684 | default: |
| 1685 | result += 'UNKNOWN'; |
| 1686 | } |
| 1687 | return result; |
| 1688 | } |
| 1689 | |
| 1690 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1691 | function refObjectToString_(protocolPackage, handle) { |
| 1692 | var value = protocolPackage.lookup(handle); |
| 1693 | var result = ''; |
| 1694 | if (value.isString()) { |
| 1695 | result = '"' + value.value() + '"'; |
| 1696 | } else if (value.isPrimitive()) { |
| 1697 | result = value.valueString(); |
| 1698 | } else if (value.isObject()) { |
| 1699 | result += formatObject_(value, true); |
| 1700 | } |
| 1701 | return result; |
| 1702 | } |
| 1703 | |
| 1704 | |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1705 | function decodeLolCaptureResponse(body) { |
| 1706 | var result; |
| 1707 | result = 'Captured live object list '+ body.id + |
| 1708 | ': count '+ body.count + ' size ' + body.size; |
| 1709 | return result; |
| 1710 | } |
| 1711 | |
| 1712 | |
| 1713 | function decodeLolDeleteResponse(body) { |
| 1714 | var result; |
| 1715 | result = 'Deleted live object list '+ body.id; |
| 1716 | return result; |
| 1717 | } |
| 1718 | |
| 1719 | |
| 1720 | function digitsIn(value) { |
| 1721 | var digits = 0; |
| 1722 | if (value === 0) value = 1; |
| 1723 | while (value >= 1) { |
| 1724 | digits++; |
| 1725 | value /= 10; |
| 1726 | } |
| 1727 | return digits; |
| 1728 | } |
| 1729 | |
| 1730 | |
| 1731 | function padding(value, max_digits) { |
| 1732 | var padding_digits = max_digits - digitsIn(value); |
| 1733 | var padding = ''; |
| 1734 | while (padding_digits > 0) { |
| 1735 | padding += ' '; |
| 1736 | padding_digits--; |
| 1737 | } |
| 1738 | return padding; |
| 1739 | } |
| 1740 | |
| 1741 | |
| 1742 | function decodeLolInfoResponse(body) { |
| 1743 | var result; |
| 1744 | var lists = body.lists; |
| 1745 | var length = lists.length; |
| 1746 | var first_index = body.first_index + 1; |
| 1747 | var has_more = ((first_index + length) <= body.count); |
| 1748 | result = 'captured live object lists'; |
| 1749 | if (has_more || (first_index != 1)) { |
| 1750 | result += ' ['+ length +' of '+ body.count + |
| 1751 | ': starting from '+ first_index +']'; |
| 1752 | } |
| 1753 | result += ':\n'; |
| 1754 | var max_digits = digitsIn(body.count); |
| 1755 | var last_count = 0; |
| 1756 | var last_size = 0; |
| 1757 | for (var i = 0; i < length; i++) { |
| 1758 | var entry = lists[i]; |
| 1759 | var count = entry.count; |
| 1760 | var size = entry.size; |
| 1761 | var index = first_index + i; |
| 1762 | result += ' [' + padding(index, max_digits) + index + '] id '+ entry.id + |
| 1763 | ': count '+ count; |
| 1764 | if (last_count > 0) { |
| 1765 | result += '(+' + (count - last_count) + ')'; |
| 1766 | } |
| 1767 | result += ' size '+ size; |
| 1768 | if (last_size > 0) { |
| 1769 | result += '(+' + (size - last_size) + ')'; |
| 1770 | } |
| 1771 | result += '\n'; |
| 1772 | last_count = count; |
| 1773 | last_size = size; |
| 1774 | } |
| 1775 | result += ' total: '+length+' lists\n'; |
| 1776 | if (has_more) { |
| 1777 | result += ' -- press <enter> for more --\n'; |
| 1778 | } else { |
| 1779 | repeat_cmd_line = ''; |
| 1780 | } |
| 1781 | if (length === 0) result += ' none\n'; |
| 1782 | |
| 1783 | return result; |
| 1784 | } |
| 1785 | |
| 1786 | |
| 1787 | function decodeLolListResponse(body, title) { |
| 1788 | |
| 1789 | var result; |
| 1790 | var total_count = body.count; |
| 1791 | var total_size = body.size; |
| 1792 | var length; |
| 1793 | var max_digits; |
| 1794 | var i; |
| 1795 | var entry; |
| 1796 | var index; |
| 1797 | |
| 1798 | var max_count_digits = digitsIn(total_count); |
| 1799 | var max_size_digits; |
| 1800 | |
| 1801 | var summary = body.summary; |
| 1802 | if (summary) { |
| 1803 | |
| 1804 | var roots_count = 0; |
| 1805 | var found_root = body.found_root || 0; |
| 1806 | var found_weak_root = body.found_weak_root || 0; |
| 1807 | |
| 1808 | // Print the summary result: |
| 1809 | result = 'summary of objects:\n'; |
| 1810 | length = summary.length; |
| 1811 | if (found_root !== 0) { |
| 1812 | roots_count++; |
| 1813 | } |
| 1814 | if (found_weak_root !== 0) { |
| 1815 | roots_count++; |
| 1816 | } |
| 1817 | max_digits = digitsIn(length + roots_count); |
| 1818 | max_size_digits = digitsIn(total_size); |
| 1819 | |
| 1820 | index = 1; |
| 1821 | if (found_root !== 0) { |
| 1822 | result += ' [' + padding(index, max_digits) + index + '] ' + |
| 1823 | ' count '+ 1 + padding(0, max_count_digits) + |
| 1824 | ' '+ padding(0, max_size_digits+1) + |
| 1825 | ' : <root>\n'; |
| 1826 | index++; |
| 1827 | } |
| 1828 | if (found_weak_root !== 0) { |
| 1829 | result += ' [' + padding(index, max_digits) + index + '] ' + |
| 1830 | ' count '+ 1 + padding(0, max_count_digits) + |
| 1831 | ' '+ padding(0, max_size_digits+1) + |
| 1832 | ' : <weak root>\n'; |
| 1833 | index++; |
| 1834 | } |
| 1835 | |
| 1836 | for (i = 0; i < length; i++) { |
| 1837 | entry = summary[i]; |
| 1838 | var count = entry.count; |
| 1839 | var size = entry.size; |
| 1840 | result += ' [' + padding(index, max_digits) + index + '] ' + |
| 1841 | ' count '+ count + padding(count, max_count_digits) + |
| 1842 | ' size '+ size + padding(size, max_size_digits) + |
| 1843 | ' : <' + entry.desc + '>\n'; |
| 1844 | index++; |
| 1845 | } |
| 1846 | result += '\n total count: '+(total_count+roots_count)+'\n'; |
| 1847 | if (body.size) { |
| 1848 | result += ' total size: '+body.size+'\n'; |
| 1849 | } |
| 1850 | |
| 1851 | } else { |
| 1852 | // Print the full dump result: |
| 1853 | var first_index = body.first_index + 1; |
| 1854 | var elements = body.elements; |
| 1855 | length = elements.length; |
| 1856 | var has_more = ((first_index + length) <= total_count); |
| 1857 | result = title; |
| 1858 | if (has_more || (first_index != 1)) { |
| 1859 | result += ' ['+ length +' of '+ total_count + |
| 1860 | ': starting from '+ first_index +']'; |
| 1861 | } |
| 1862 | result += ':\n'; |
| 1863 | if (length === 0) result += ' none\n'; |
| 1864 | max_digits = digitsIn(length); |
| 1865 | |
| 1866 | var max_id = 0; |
| 1867 | var max_size = 0; |
| 1868 | for (i = 0; i < length; i++) { |
| 1869 | entry = elements[i]; |
| 1870 | if (entry.id > max_id) max_id = entry.id; |
| 1871 | if (entry.size > max_size) max_size = entry.size; |
| 1872 | } |
| 1873 | var max_id_digits = digitsIn(max_id); |
| 1874 | max_size_digits = digitsIn(max_size); |
| 1875 | |
| 1876 | for (i = 0; i < length; i++) { |
| 1877 | entry = elements[i]; |
| 1878 | index = first_index + i; |
| 1879 | result += ' ['+ padding(index, max_digits) + index +']'; |
| 1880 | if (entry.id !== 0) { |
| 1881 | result += ' @' + entry.id + padding(entry.id, max_id_digits) + |
| 1882 | ': size ' + entry.size + ', ' + |
| 1883 | padding(entry.size, max_size_digits) + entry.desc + '\n'; |
| 1884 | } else { |
| 1885 | // Must be a root or weak root: |
| 1886 | result += ' ' + entry.desc + '\n'; |
| 1887 | } |
| 1888 | } |
| 1889 | if (has_more) { |
| 1890 | result += ' -- press <enter> for more --\n'; |
| 1891 | } else { |
| 1892 | repeat_cmd_line = ''; |
| 1893 | } |
| 1894 | if (length === 0) result += ' none\n'; |
| 1895 | } |
| 1896 | |
| 1897 | return result; |
| 1898 | } |
| 1899 | |
| 1900 | |
| 1901 | function decodeLolDiffResponse(body) { |
| 1902 | var title = 'objects'; |
| 1903 | return decodeLolListResponse(body, title); |
| 1904 | } |
| 1905 | |
| 1906 | |
| 1907 | function decodeLolRetainersResponse(body) { |
| 1908 | var title = 'retainers for @' + body.id; |
| 1909 | return decodeLolListResponse(body, title); |
| 1910 | } |
| 1911 | |
| 1912 | |
| 1913 | function decodeLolPathResponse(body) { |
| 1914 | return body.path; |
| 1915 | } |
| 1916 | |
| 1917 | |
| 1918 | function decodeLolResetResponse(body) { |
| 1919 | return 'Reset all live object lists.'; |
| 1920 | } |
| 1921 | |
| 1922 | |
| 1923 | function decodeLolGetIdResponse(body) { |
| 1924 | if (body.id == 0) { |
| 1925 | return 'Address is invalid, or object has been moved or collected'; |
| 1926 | } |
| 1927 | return 'obj id is @' + body.id; |
| 1928 | } |
| 1929 | |
| 1930 | |
| 1931 | function decodeLolPrintResponse(body) { |
| 1932 | return body.dump; |
| 1933 | } |
| 1934 | |
| 1935 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1936 | // Rounds number 'num' to 'length' decimal places. |
| 1937 | function roundNumber(num, length) { |
| 1938 | var factor = Math.pow(10, length); |
| 1939 | return Math.round(num * factor) / factor; |
| 1940 | } |
| 1941 | |
| 1942 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1943 | // Convert a JSON response to text for display in a text based debugger. |
| 1944 | function DebugResponseDetails(response) { |
| 1945 | details = {text:'', running:false} |
| 1946 | |
| 1947 | try { |
| 1948 | if (!response.success()) { |
| 1949 | details.text = response.message(); |
| 1950 | return details; |
| 1951 | } |
| 1952 | |
| 1953 | // Get the running state. |
| 1954 | details.running = response.running(); |
| 1955 | |
| 1956 | var body = response.body(); |
| 1957 | var result = ''; |
| 1958 | switch (response.command()) { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1959 | case 'suspend': |
| 1960 | details.text = 'stopped'; |
| 1961 | break; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 1962 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1963 | case 'setbreakpoint': |
| 1964 | result = 'set breakpoint #'; |
| 1965 | result += body.breakpoint; |
| 1966 | details.text = result; |
| 1967 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1968 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1969 | case 'clearbreakpoint': |
| 1970 | result = 'cleared breakpoint #'; |
| 1971 | result += body.breakpoint; |
| 1972 | details.text = result; |
| 1973 | break; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 1974 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1975 | case 'changebreakpoint': |
| 1976 | result = 'successfully changed breakpoint'; |
| 1977 | details.text = result; |
| 1978 | break; |
| 1979 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1980 | case 'listbreakpoints': |
| 1981 | result = 'breakpoints: (' + body.breakpoints.length + ')'; |
| 1982 | for (var i = 0; i < body.breakpoints.length; i++) { |
| 1983 | var breakpoint = body.breakpoints[i]; |
| 1984 | result += '\n id=' + breakpoint.number; |
| 1985 | result += ' type=' + breakpoint.type; |
| 1986 | if (breakpoint.script_id) { |
| 1987 | result += ' script_id=' + breakpoint.script_id; |
| 1988 | } |
| 1989 | if (breakpoint.script_name) { |
| 1990 | result += ' script_name=' + breakpoint.script_name; |
| 1991 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame^] | 1992 | if (breakpoint.script_regexp) { |
| 1993 | result += ' script_regexp=' + breakpoint.script_regexp; |
| 1994 | } |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1995 | result += ' line=' + (breakpoint.line + 1); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1996 | if (breakpoint.column != null) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1997 | result += ' column=' + (breakpoint.column + 1); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1998 | } |
| 1999 | if (breakpoint.groupId) { |
| 2000 | result += ' groupId=' + breakpoint.groupId; |
| 2001 | } |
| 2002 | if (breakpoint.ignoreCount) { |
| 2003 | result += ' ignoreCount=' + breakpoint.ignoreCount; |
| 2004 | } |
| 2005 | if (breakpoint.active === false) { |
| 2006 | result += ' inactive'; |
| 2007 | } |
| 2008 | if (breakpoint.condition) { |
| 2009 | result += ' condition=' + breakpoint.condition; |
| 2010 | } |
| 2011 | result += ' hit_count=' + breakpoint.hit_count; |
| 2012 | } |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 2013 | if (body.breakpoints.length === 0) { |
| 2014 | result = "No user defined breakpoints\n"; |
| 2015 | } else { |
| 2016 | result += '\n'; |
| 2017 | } |
| 2018 | if (body.breakOnExceptions) { |
| 2019 | result += '* breaking on ALL exceptions is enabled\n'; |
| 2020 | } else if (body.breakOnUncaughtExceptions) { |
| 2021 | result += '* breaking on UNCAUGHT exceptions is enabled\n'; |
| 2022 | } else { |
| 2023 | result += '* all exception breakpoints are disabled\n'; |
| 2024 | } |
| 2025 | details.text = result; |
| 2026 | break; |
| 2027 | |
| 2028 | case 'setexceptionbreak': |
| 2029 | result = 'Break on ' + body.type + ' exceptions: '; |
| 2030 | result += body.enabled ? 'enabled' : 'disabled'; |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2031 | details.text = result; |
| 2032 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2033 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2034 | case 'backtrace': |
| 2035 | if (body.totalFrames == 0) { |
| 2036 | result = '(empty stack)'; |
| 2037 | } else { |
| 2038 | var result = 'Frames #' + body.fromFrame + ' to #' + |
| 2039 | (body.toFrame - 1) + ' of ' + body.totalFrames + '\n'; |
| 2040 | for (i = 0; i < body.frames.length; i++) { |
| 2041 | if (i != 0) result += '\n'; |
| 2042 | result += body.frames[i].text; |
| 2043 | } |
| 2044 | } |
| 2045 | details.text = result; |
| 2046 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2047 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2048 | case 'frame': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 2049 | if (last_cmd === 'info locals') { |
| 2050 | var locals = body.locals; |
| 2051 | if (locals.length === 0) { |
| 2052 | result = 'No locals'; |
| 2053 | } else { |
| 2054 | for (var i = 0; i < locals.length; i++) { |
| 2055 | var local = locals[i]; |
| 2056 | result += local.name + ' = '; |
| 2057 | result += refObjectToString_(response, local.value.ref); |
| 2058 | result += '\n'; |
| 2059 | } |
| 2060 | } |
| 2061 | } else if (last_cmd === 'info args') { |
| 2062 | var args = body.arguments; |
| 2063 | if (args.length === 0) { |
| 2064 | result = 'No arguments'; |
| 2065 | } else { |
| 2066 | for (var i = 0; i < args.length; i++) { |
| 2067 | var arg = args[i]; |
| 2068 | result += arg.name + ' = '; |
| 2069 | result += refObjectToString_(response, arg.value.ref); |
| 2070 | result += '\n'; |
| 2071 | } |
| 2072 | } |
| 2073 | } else { |
| 2074 | result = SourceUnderline(body.sourceLineText, |
| 2075 | body.column); |
| 2076 | Debug.State.currentSourceLine = body.line; |
| 2077 | Debug.State.currentFrame = body.index; |
| 2078 | Debug.State.displaySourceStartLine = -1; |
| 2079 | Debug.State.displaySourceEndLine = -1; |
| 2080 | } |
| 2081 | details.text = result; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2082 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2083 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2084 | case 'scopes': |
| 2085 | if (body.totalScopes == 0) { |
| 2086 | result = '(no scopes)'; |
| 2087 | } else { |
| 2088 | result = 'Scopes #' + body.fromScope + ' to #' + |
| 2089 | (body.toScope - 1) + ' of ' + body.totalScopes + '\n'; |
| 2090 | for (i = 0; i < body.scopes.length; i++) { |
| 2091 | if (i != 0) { |
| 2092 | result += '\n'; |
| 2093 | } |
| 2094 | result += formatScope_(body.scopes[i]); |
| 2095 | } |
| 2096 | } |
| 2097 | details.text = result; |
| 2098 | break; |
| 2099 | |
| 2100 | case 'scope': |
| 2101 | result += formatScope_(body); |
| 2102 | result += '\n'; |
| 2103 | var scope_object_value = response.lookup(body.object.ref); |
| 2104 | result += formatObject_(scope_object_value, true); |
| 2105 | details.text = result; |
| 2106 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2107 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2108 | case 'evaluate': |
| 2109 | case 'lookup': |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 2110 | case 'getobj': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2111 | if (last_cmd == 'p' || last_cmd == 'print') { |
| 2112 | result = body.text; |
| 2113 | } else { |
| 2114 | var value; |
| 2115 | if (lookup_handle) { |
| 2116 | value = response.bodyValue(lookup_handle); |
| 2117 | } else { |
| 2118 | value = response.bodyValue(); |
| 2119 | } |
| 2120 | if (value.isObject()) { |
| 2121 | result += formatObject_(value, true); |
| 2122 | } else { |
| 2123 | result += 'type: '; |
| 2124 | result += value.type(); |
| 2125 | if (!value.isUndefined() && !value.isNull()) { |
| 2126 | result += ', '; |
| 2127 | if (value.isString()) { |
| 2128 | result += '"'; |
| 2129 | } |
| 2130 | result += value.value(); |
| 2131 | if (value.isString()) { |
| 2132 | result += '"'; |
| 2133 | } |
| 2134 | } |
| 2135 | result += '\n'; |
| 2136 | } |
| 2137 | } |
| 2138 | details.text = result; |
| 2139 | break; |
| 2140 | |
| 2141 | case 'references': |
| 2142 | var count = body.length; |
| 2143 | result += 'found ' + count + ' objects'; |
| 2144 | result += '\n'; |
| 2145 | for (var i = 0; i < count; i++) { |
| 2146 | var value = response.bodyValue(i); |
| 2147 | result += formatObject_(value, false); |
| 2148 | result += '\n'; |
| 2149 | } |
| 2150 | details.text = result; |
| 2151 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2152 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2153 | case 'source': |
| 2154 | // Get the source from the response. |
| 2155 | var source = body.source; |
| 2156 | var from_line = body.fromLine + 1; |
| 2157 | var lines = source.split('\n'); |
| 2158 | var maxdigits = 1 + Math.floor(log10(from_line + lines.length)); |
| 2159 | if (maxdigits < 3) { |
| 2160 | maxdigits = 3; |
| 2161 | } |
| 2162 | var result = ''; |
| 2163 | for (var num = 0; num < lines.length; num++) { |
| 2164 | // Check if there's an extra newline at the end. |
| 2165 | if (num == (lines.length - 1) && lines[num].length == 0) { |
| 2166 | break; |
| 2167 | } |
| 2168 | |
| 2169 | var current_line = from_line + num; |
| 2170 | spacer = maxdigits - (1 + Math.floor(log10(current_line))); |
| 2171 | if (current_line == Debug.State.currentSourceLine + 1) { |
| 2172 | for (var i = 0; i < maxdigits; i++) { |
| 2173 | result += '>'; |
| 2174 | } |
| 2175 | result += ' '; |
| 2176 | } else { |
| 2177 | for (var i = 0; i < spacer; i++) { |
| 2178 | result += ' '; |
| 2179 | } |
| 2180 | result += current_line + ': '; |
| 2181 | } |
| 2182 | result += lines[num]; |
| 2183 | result += '\n'; |
| 2184 | } |
| 2185 | details.text = result; |
| 2186 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2187 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2188 | case 'scripts': |
| 2189 | var result = ''; |
| 2190 | for (i = 0; i < body.length; i++) { |
| 2191 | if (i != 0) result += '\n'; |
| 2192 | if (body[i].id) { |
| 2193 | result += body[i].id; |
| 2194 | } else { |
| 2195 | result += '[no id]'; |
| 2196 | } |
| 2197 | result += ', '; |
| 2198 | if (body[i].name) { |
| 2199 | result += body[i].name; |
| 2200 | } else { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 2201 | if (body[i].compilationType == Debug.ScriptCompilationType.Eval |
| 2202 | && body[i].evalFromScript |
| 2203 | ) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2204 | result += 'eval from '; |
| 2205 | var script_value = response.lookup(body[i].evalFromScript.ref); |
| 2206 | result += ' ' + script_value.field('name'); |
| 2207 | result += ':' + (body[i].evalFromLocation.line + 1); |
| 2208 | result += ':' + body[i].evalFromLocation.column; |
| 2209 | } else if (body[i].compilationType == |
| 2210 | Debug.ScriptCompilationType.JSON) { |
| 2211 | result += 'JSON '; |
| 2212 | } else { // body[i].compilation == Debug.ScriptCompilationType.Host |
| 2213 | result += '[unnamed] '; |
| 2214 | } |
| 2215 | } |
| 2216 | result += ' (lines: '; |
| 2217 | result += body[i].lineCount; |
| 2218 | result += ', length: '; |
| 2219 | result += body[i].sourceLength; |
| 2220 | if (body[i].type == Debug.ScriptType.Native) { |
| 2221 | result += ', native'; |
| 2222 | } else if (body[i].type == Debug.ScriptType.Extension) { |
| 2223 | result += ', extension'; |
| 2224 | } |
| 2225 | result += '), ['; |
| 2226 | var sourceStart = body[i].sourceStart; |
| 2227 | if (sourceStart.length > 40) { |
| 2228 | sourceStart = sourceStart.substring(0, 37) + '...'; |
| 2229 | } |
| 2230 | result += sourceStart; |
| 2231 | result += ']'; |
| 2232 | } |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 2233 | if (body.length == 0) { |
| 2234 | result = "no matching scripts found"; |
| 2235 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2236 | details.text = result; |
| 2237 | break; |
| 2238 | |
| 2239 | case 'threads': |
| 2240 | var result = 'Active V8 threads: ' + body.totalThreads + '\n'; |
| 2241 | body.threads.sort(function(a, b) { return a.id - b.id; }); |
| 2242 | for (i = 0; i < body.threads.length; i++) { |
| 2243 | result += body.threads[i].current ? '*' : ' '; |
| 2244 | result += ' '; |
| 2245 | result += body.threads[i].id; |
| 2246 | result += '\n'; |
| 2247 | } |
| 2248 | details.text = result; |
| 2249 | break; |
| 2250 | |
| 2251 | case 'continue': |
| 2252 | details.text = "(running)"; |
| 2253 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2254 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 2255 | case 'v8flags': |
| 2256 | details.text = "flags set"; |
| 2257 | break; |
| 2258 | |
| 2259 | case 'gc': |
| 2260 | details.text = "GC " + body.before + " => " + body.after; |
| 2261 | if (body.after > (1024*1024)) { |
| 2262 | details.text += |
| 2263 | " (" + roundNumber(body.before/(1024*1024), 1) + "M => " + |
| 2264 | roundNumber(body.after/(1024*1024), 1) + "M)"; |
| 2265 | } else if (body.after > 1024) { |
| 2266 | details.text += |
| 2267 | " (" + roundNumber(body.before/1024, 1) + "K => " + |
| 2268 | roundNumber(body.after/1024, 1) + "K)"; |
| 2269 | } |
| 2270 | break; |
| 2271 | |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 2272 | case 'lol-capture': |
| 2273 | details.text = decodeLolCaptureResponse(body); |
| 2274 | break; |
| 2275 | case 'lol-delete': |
| 2276 | details.text = decodeLolDeleteResponse(body); |
| 2277 | break; |
| 2278 | case 'lol-diff': |
| 2279 | details.text = decodeLolDiffResponse(body); |
| 2280 | break; |
| 2281 | case 'lol-getid': |
| 2282 | details.text = decodeLolGetIdResponse(body); |
| 2283 | break; |
| 2284 | case 'lol-info': |
| 2285 | details.text = decodeLolInfoResponse(body); |
| 2286 | break; |
| 2287 | case 'lol-print': |
| 2288 | details.text = decodeLolPrintResponse(body); |
| 2289 | break; |
| 2290 | case 'lol-reset': |
| 2291 | details.text = decodeLolResetResponse(body); |
| 2292 | break; |
| 2293 | case 'lol-retainers': |
| 2294 | details.text = decodeLolRetainersResponse(body); |
| 2295 | break; |
| 2296 | case 'lol-path': |
| 2297 | details.text = decodeLolPathResponse(body); |
| 2298 | break; |
| 2299 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2300 | default: |
| 2301 | details.text = |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2302 | 'Response for unknown command \'' + response.command() + '\'' + |
| 2303 | ' (' + response.raw_json() + ')'; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2304 | } |
| 2305 | } catch (e) { |
| 2306 | details.text = 'Error: "' + e + '" formatting response'; |
| 2307 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2308 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2309 | return details; |
| 2310 | }; |
| 2311 | |
| 2312 | |
| 2313 | /** |
| 2314 | * Protocol packages send from the debugger. |
| 2315 | * @param {string} json - raw protocol packet as JSON string. |
| 2316 | * @constructor |
| 2317 | */ |
| 2318 | function ProtocolPackage(json) { |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2319 | this.raw_json_ = json; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2320 | this.packet_ = JSON.parse(json); |
| 2321 | this.refs_ = []; |
| 2322 | if (this.packet_.refs) { |
| 2323 | for (var i = 0; i < this.packet_.refs.length; i++) { |
| 2324 | this.refs_[this.packet_.refs[i].handle] = this.packet_.refs[i]; |
| 2325 | } |
| 2326 | } |
| 2327 | } |
| 2328 | |
| 2329 | |
| 2330 | /** |
| 2331 | * Get the packet type. |
| 2332 | * @return {String} the packet type |
| 2333 | */ |
| 2334 | ProtocolPackage.prototype.type = function() { |
| 2335 | return this.packet_.type; |
| 2336 | } |
| 2337 | |
| 2338 | |
| 2339 | /** |
| 2340 | * Get the packet event. |
| 2341 | * @return {Object} the packet event |
| 2342 | */ |
| 2343 | ProtocolPackage.prototype.event = function() { |
| 2344 | return this.packet_.event; |
| 2345 | } |
| 2346 | |
| 2347 | |
| 2348 | /** |
| 2349 | * Get the packet request sequence. |
| 2350 | * @return {number} the packet request sequence |
| 2351 | */ |
| 2352 | ProtocolPackage.prototype.requestSeq = function() { |
| 2353 | return this.packet_.request_seq; |
| 2354 | } |
| 2355 | |
| 2356 | |
| 2357 | /** |
| 2358 | * Get the packet request sequence. |
| 2359 | * @return {number} the packet request sequence |
| 2360 | */ |
| 2361 | ProtocolPackage.prototype.running = function() { |
| 2362 | return this.packet_.running ? true : false; |
| 2363 | } |
| 2364 | |
| 2365 | |
| 2366 | ProtocolPackage.prototype.success = function() { |
| 2367 | return this.packet_.success ? true : false; |
| 2368 | } |
| 2369 | |
| 2370 | |
| 2371 | ProtocolPackage.prototype.message = function() { |
| 2372 | return this.packet_.message; |
| 2373 | } |
| 2374 | |
| 2375 | |
| 2376 | ProtocolPackage.prototype.command = function() { |
| 2377 | return this.packet_.command; |
| 2378 | } |
| 2379 | |
| 2380 | |
| 2381 | ProtocolPackage.prototype.body = function() { |
| 2382 | return this.packet_.body; |
| 2383 | } |
| 2384 | |
| 2385 | |
| 2386 | ProtocolPackage.prototype.bodyValue = function(index) { |
| 2387 | if (index != null) { |
| 2388 | return new ProtocolValue(this.packet_.body[index], this); |
| 2389 | } else { |
| 2390 | return new ProtocolValue(this.packet_.body, this); |
| 2391 | } |
| 2392 | } |
| 2393 | |
| 2394 | |
| 2395 | ProtocolPackage.prototype.body = function() { |
| 2396 | return this.packet_.body; |
| 2397 | } |
| 2398 | |
| 2399 | |
| 2400 | ProtocolPackage.prototype.lookup = function(handle) { |
| 2401 | var value = this.refs_[handle]; |
| 2402 | if (value) { |
| 2403 | return new ProtocolValue(value, this); |
| 2404 | } else { |
| 2405 | return new ProtocolReference(handle); |
| 2406 | } |
| 2407 | } |
| 2408 | |
| 2409 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2410 | ProtocolPackage.prototype.raw_json = function() { |
| 2411 | return this.raw_json_; |
| 2412 | } |
| 2413 | |
| 2414 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2415 | function ProtocolValue(value, packet) { |
| 2416 | this.value_ = value; |
| 2417 | this.packet_ = packet; |
| 2418 | } |
| 2419 | |
| 2420 | |
| 2421 | /** |
| 2422 | * Get the value type. |
| 2423 | * @return {String} the value type |
| 2424 | */ |
| 2425 | ProtocolValue.prototype.type = function() { |
| 2426 | return this.value_.type; |
| 2427 | } |
| 2428 | |
| 2429 | |
| 2430 | /** |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2431 | * Get a metadata field from a protocol value. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2432 | * @return {Object} the metadata field value |
| 2433 | */ |
| 2434 | ProtocolValue.prototype.field = function(name) { |
| 2435 | return this.value_[name]; |
| 2436 | } |
| 2437 | |
| 2438 | |
| 2439 | /** |
| 2440 | * Check is the value is a primitive value. |
| 2441 | * @return {boolean} true if the value is primitive |
| 2442 | */ |
| 2443 | ProtocolValue.prototype.isPrimitive = function() { |
| 2444 | return this.isUndefined() || this.isNull() || this.isBoolean() || |
| 2445 | this.isNumber() || this.isString(); |
| 2446 | } |
| 2447 | |
| 2448 | |
| 2449 | /** |
| 2450 | * Get the object handle. |
| 2451 | * @return {number} the value handle |
| 2452 | */ |
| 2453 | ProtocolValue.prototype.handle = function() { |
| 2454 | return this.value_.handle; |
| 2455 | } |
| 2456 | |
| 2457 | |
| 2458 | /** |
| 2459 | * Check is the value is undefined. |
| 2460 | * @return {boolean} true if the value is undefined |
| 2461 | */ |
| 2462 | ProtocolValue.prototype.isUndefined = function() { |
| 2463 | return this.value_.type == 'undefined'; |
| 2464 | } |
| 2465 | |
| 2466 | |
| 2467 | /** |
| 2468 | * Check is the value is null. |
| 2469 | * @return {boolean} true if the value is null |
| 2470 | */ |
| 2471 | ProtocolValue.prototype.isNull = function() { |
| 2472 | return this.value_.type == 'null'; |
| 2473 | } |
| 2474 | |
| 2475 | |
| 2476 | /** |
| 2477 | * Check is the value is a boolean. |
| 2478 | * @return {boolean} true if the value is a boolean |
| 2479 | */ |
| 2480 | ProtocolValue.prototype.isBoolean = function() { |
| 2481 | return this.value_.type == 'boolean'; |
| 2482 | } |
| 2483 | |
| 2484 | |
| 2485 | /** |
| 2486 | * Check is the value is a number. |
| 2487 | * @return {boolean} true if the value is a number |
| 2488 | */ |
| 2489 | ProtocolValue.prototype.isNumber = function() { |
| 2490 | return this.value_.type == 'number'; |
| 2491 | } |
| 2492 | |
| 2493 | |
| 2494 | /** |
| 2495 | * Check is the value is a string. |
| 2496 | * @return {boolean} true if the value is a string |
| 2497 | */ |
| 2498 | ProtocolValue.prototype.isString = function() { |
| 2499 | return this.value_.type == 'string'; |
| 2500 | } |
| 2501 | |
| 2502 | |
| 2503 | /** |
| 2504 | * Check is the value is an object. |
| 2505 | * @return {boolean} true if the value is an object |
| 2506 | */ |
| 2507 | ProtocolValue.prototype.isObject = function() { |
| 2508 | return this.value_.type == 'object' || this.value_.type == 'function' || |
| 2509 | this.value_.type == 'error' || this.value_.type == 'regexp'; |
| 2510 | } |
| 2511 | |
| 2512 | |
| 2513 | /** |
| 2514 | * Get the constructor function |
| 2515 | * @return {ProtocolValue} constructor function |
| 2516 | */ |
| 2517 | ProtocolValue.prototype.constructorFunctionValue = function() { |
| 2518 | var ctor = this.value_.constructorFunction; |
| 2519 | return this.packet_.lookup(ctor.ref); |
| 2520 | } |
| 2521 | |
| 2522 | |
| 2523 | /** |
| 2524 | * Get the __proto__ value |
| 2525 | * @return {ProtocolValue} __proto__ value |
| 2526 | */ |
| 2527 | ProtocolValue.prototype.protoObjectValue = function() { |
| 2528 | var proto = this.value_.protoObject; |
| 2529 | return this.packet_.lookup(proto.ref); |
| 2530 | } |
| 2531 | |
| 2532 | |
| 2533 | /** |
| 2534 | * Get the number og properties. |
| 2535 | * @return {number} the number of properties |
| 2536 | */ |
| 2537 | ProtocolValue.prototype.propertyCount = function() { |
| 2538 | return this.value_.properties ? this.value_.properties.length : 0; |
| 2539 | } |
| 2540 | |
| 2541 | |
| 2542 | /** |
| 2543 | * Get the specified property name. |
| 2544 | * @return {string} property name |
| 2545 | */ |
| 2546 | ProtocolValue.prototype.propertyName = function(index) { |
| 2547 | var property = this.value_.properties[index]; |
| 2548 | return property.name; |
| 2549 | } |
| 2550 | |
| 2551 | |
| 2552 | /** |
| 2553 | * Return index for the property name. |
| 2554 | * @param name The property name to look for |
| 2555 | * @return {number} index for the property name |
| 2556 | */ |
| 2557 | ProtocolValue.prototype.propertyIndex = function(name) { |
| 2558 | for (var i = 0; i < this.propertyCount(); i++) { |
| 2559 | if (this.value_.properties[i].name == name) { |
| 2560 | return i; |
| 2561 | } |
| 2562 | } |
| 2563 | return null; |
| 2564 | } |
| 2565 | |
| 2566 | |
| 2567 | /** |
| 2568 | * Get the specified property value. |
| 2569 | * @return {ProtocolValue} property value |
| 2570 | */ |
| 2571 | ProtocolValue.prototype.propertyValue = function(index) { |
| 2572 | var property = this.value_.properties[index]; |
| 2573 | return this.packet_.lookup(property.ref); |
| 2574 | } |
| 2575 | |
| 2576 | |
| 2577 | /** |
| 2578 | * Check is the value is a string. |
| 2579 | * @return {boolean} true if the value is a string |
| 2580 | */ |
| 2581 | ProtocolValue.prototype.value = function() { |
| 2582 | return this.value_.value; |
| 2583 | } |
| 2584 | |
| 2585 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 2586 | ProtocolValue.prototype.valueString = function() { |
| 2587 | return this.value_.text; |
| 2588 | } |
| 2589 | |
| 2590 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2591 | function ProtocolReference(handle) { |
| 2592 | this.handle_ = handle; |
| 2593 | } |
| 2594 | |
| 2595 | |
| 2596 | ProtocolReference.prototype.handle = function() { |
| 2597 | return this.handle_; |
| 2598 | } |
| 2599 | |
| 2600 | |
| 2601 | function MakeJSONPair_(name, value) { |
| 2602 | return '"' + name + '":' + value; |
| 2603 | } |
| 2604 | |
| 2605 | |
| 2606 | function ArrayToJSONObject_(content) { |
| 2607 | return '{' + content.join(',') + '}'; |
| 2608 | } |
| 2609 | |
| 2610 | |
| 2611 | function ArrayToJSONArray_(content) { |
| 2612 | return '[' + content.join(',') + ']'; |
| 2613 | } |
| 2614 | |
| 2615 | |
| 2616 | function BooleanToJSON_(value) { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2617 | return String(value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2618 | } |
| 2619 | |
| 2620 | |
| 2621 | function NumberToJSON_(value) { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2622 | return String(value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2623 | } |
| 2624 | |
| 2625 | |
| 2626 | // Mapping of some control characters to avoid the \uXXXX syntax for most |
| 2627 | // commonly used control cahracters. |
| 2628 | const ctrlCharMap_ = { |
| 2629 | '\b': '\\b', |
| 2630 | '\t': '\\t', |
| 2631 | '\n': '\\n', |
| 2632 | '\f': '\\f', |
| 2633 | '\r': '\\r', |
| 2634 | '"' : '\\"', |
| 2635 | '\\': '\\\\' |
| 2636 | }; |
| 2637 | |
| 2638 | |
| 2639 | // Regular expression testing for ", \ and control characters (0x00 - 0x1F). |
| 2640 | const ctrlCharTest_ = new RegExp('["\\\\\x00-\x1F]'); |
| 2641 | |
| 2642 | |
| 2643 | // Regular expression matching ", \ and control characters (0x00 - 0x1F) |
| 2644 | // globally. |
| 2645 | const ctrlCharMatch_ = new RegExp('["\\\\\x00-\x1F]', 'g'); |
| 2646 | |
| 2647 | |
| 2648 | /** |
| 2649 | * Convert a String to its JSON representation (see http://www.json.org/). To |
| 2650 | * avoid depending on the String object this method calls the functions in |
| 2651 | * string.js directly and not through the value. |
| 2652 | * @param {String} value The String value to format as JSON |
| 2653 | * @return {string} JSON formatted String value |
| 2654 | */ |
| 2655 | function StringToJSON_(value) { |
| 2656 | // Check for" , \ and control characters (0x00 - 0x1F). No need to call |
| 2657 | // RegExpTest as ctrlchar is constructed using RegExp. |
| 2658 | if (ctrlCharTest_.test(value)) { |
| 2659 | // Replace ", \ and control characters (0x00 - 0x1F). |
| 2660 | return '"' + |
| 2661 | value.replace(ctrlCharMatch_, function (char) { |
| 2662 | // Use charmap if possible. |
| 2663 | var mapped = ctrlCharMap_[char]; |
| 2664 | if (mapped) return mapped; |
| 2665 | mapped = char.charCodeAt(); |
| 2666 | // Convert control character to unicode escape sequence. |
| 2667 | return '\\u00' + |
| 2668 | '0' + // TODO %NumberToRadixString(Math.floor(mapped / 16), 16) + |
| 2669 | '0' // TODO %NumberToRadixString(mapped % 16, 16); |
| 2670 | }) |
| 2671 | + '"'; |
| 2672 | } |
| 2673 | |
| 2674 | // Simple string with no special characters. |
| 2675 | return '"' + value + '"'; |
| 2676 | } |
| 2677 | |
| 2678 | |
| 2679 | /** |
| 2680 | * Convert a Date to ISO 8601 format. To avoid depending on the Date object |
| 2681 | * this method calls the functions in date.js directly and not through the |
| 2682 | * value. |
| 2683 | * @param {Date} value The Date value to format as JSON |
| 2684 | * @return {string} JSON formatted Date value |
| 2685 | */ |
| 2686 | function DateToISO8601_(value) { |
| 2687 | function f(n) { |
| 2688 | return n < 10 ? '0' + n : n; |
| 2689 | } |
| 2690 | function g(n) { |
| 2691 | return n < 10 ? '00' + n : n < 100 ? '0' + n : n; |
| 2692 | } |
| 2693 | return builtins.GetUTCFullYearFrom(value) + '-' + |
| 2694 | f(builtins.GetUTCMonthFrom(value) + 1) + '-' + |
| 2695 | f(builtins.GetUTCDateFrom(value)) + 'T' + |
| 2696 | f(builtins.GetUTCHoursFrom(value)) + ':' + |
| 2697 | f(builtins.GetUTCMinutesFrom(value)) + ':' + |
| 2698 | f(builtins.GetUTCSecondsFrom(value)) + '.' + |
| 2699 | g(builtins.GetUTCMillisecondsFrom(value)) + 'Z'; |
| 2700 | } |
| 2701 | |
| 2702 | |
| 2703 | /** |
| 2704 | * Convert a Date to ISO 8601 format. To avoid depending on the Date object |
| 2705 | * this method calls the functions in date.js directly and not through the |
| 2706 | * value. |
| 2707 | * @param {Date} value The Date value to format as JSON |
| 2708 | * @return {string} JSON formatted Date value |
| 2709 | */ |
| 2710 | function DateToJSON_(value) { |
| 2711 | return '"' + DateToISO8601_(value) + '"'; |
| 2712 | } |
| 2713 | |
| 2714 | |
| 2715 | /** |
| 2716 | * Convert an Object to its JSON representation (see http://www.json.org/). |
| 2717 | * This implementation simply runs through all string property names and adds |
| 2718 | * each property to the JSON representation for some predefined types. For type |
| 2719 | * "object" the function calls itself recursively unless the object has the |
| 2720 | * function property "toJSONProtocol" in which case that is used. This is not |
| 2721 | * a general implementation but sufficient for the debugger. Note that circular |
| 2722 | * structures will cause infinite recursion. |
| 2723 | * @param {Object} object The object to format as JSON |
| 2724 | * @return {string} JSON formatted object value |
| 2725 | */ |
| 2726 | function SimpleObjectToJSON_(object) { |
| 2727 | var content = []; |
| 2728 | for (var key in object) { |
| 2729 | // Only consider string keys. |
| 2730 | if (typeof key == 'string') { |
| 2731 | var property_value = object[key]; |
| 2732 | |
| 2733 | // Format the value based on its type. |
| 2734 | var property_value_json; |
| 2735 | switch (typeof property_value) { |
| 2736 | case 'object': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 2737 | if (property_value === null) { |
| 2738 | property_value_json = 'null'; |
| 2739 | } else if (typeof property_value.toJSONProtocol == 'function') { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2740 | property_value_json = property_value.toJSONProtocol(true) |
| 2741 | } else if (property_value.constructor.name == 'Array'){ |
| 2742 | property_value_json = SimpleArrayToJSON_(property_value); |
| 2743 | } else { |
| 2744 | property_value_json = SimpleObjectToJSON_(property_value); |
| 2745 | } |
| 2746 | break; |
| 2747 | |
| 2748 | case 'boolean': |
| 2749 | property_value_json = BooleanToJSON_(property_value); |
| 2750 | break; |
| 2751 | |
| 2752 | case 'number': |
| 2753 | property_value_json = NumberToJSON_(property_value); |
| 2754 | break; |
| 2755 | |
| 2756 | case 'string': |
| 2757 | property_value_json = StringToJSON_(property_value); |
| 2758 | break; |
| 2759 | |
| 2760 | default: |
| 2761 | property_value_json = null; |
| 2762 | } |
| 2763 | |
| 2764 | // Add the property if relevant. |
| 2765 | if (property_value_json) { |
| 2766 | content.push(StringToJSON_(key) + ':' + property_value_json); |
| 2767 | } |
| 2768 | } |
| 2769 | } |
| 2770 | |
| 2771 | // Make JSON object representation. |
| 2772 | return '{' + content.join(',') + '}'; |
| 2773 | } |
| 2774 | |
| 2775 | |
| 2776 | /** |
| 2777 | * Convert an array to its JSON representation. This is a VERY simple |
| 2778 | * implementation just to support what is needed for the debugger. |
| 2779 | * @param {Array} arrya The array to format as JSON |
| 2780 | * @return {string} JSON formatted array value |
| 2781 | */ |
| 2782 | function SimpleArrayToJSON_(array) { |
| 2783 | // Make JSON array representation. |
| 2784 | var json = '['; |
| 2785 | for (var i = 0; i < array.length; i++) { |
| 2786 | if (i != 0) { |
| 2787 | json += ','; |
| 2788 | } |
| 2789 | var elem = array[i]; |
| 2790 | if (elem.toJSONProtocol) { |
| 2791 | json += elem.toJSONProtocol(true) |
| 2792 | } else if (typeof(elem) === 'object') { |
| 2793 | json += SimpleObjectToJSON_(elem); |
| 2794 | } else if (typeof(elem) === 'boolean') { |
| 2795 | json += BooleanToJSON_(elem); |
| 2796 | } else if (typeof(elem) === 'number') { |
| 2797 | json += NumberToJSON_(elem); |
| 2798 | } else if (typeof(elem) === 'string') { |
| 2799 | json += StringToJSON_(elem); |
| 2800 | } else { |
| 2801 | json += elem; |
| 2802 | } |
| 2803 | } |
| 2804 | json += ']'; |
| 2805 | return json; |
| 2806 | } |