Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2008 the V8 project authors. All rights reserved. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5 | "use strict"; |
| 6 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7 | String.prototype.startsWith = function (str) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 8 | if (str.length > this.length) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 9 | return false; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 10 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 11 | return this.substr(0, str.length) == str; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 12 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 13 | |
| 14 | function log10(num) { |
| 15 | return Math.log(num)/Math.log(10); |
| 16 | } |
| 17 | |
| 18 | function ToInspectableObject(obj) { |
| 19 | if (!obj && typeof obj === 'object') { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 20 | return UNDEFINED; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 21 | } else { |
| 22 | return Object(obj); |
| 23 | } |
| 24 | } |
| 25 | |
| 26 | function GetCompletions(global, last, full) { |
| 27 | var full_tokens = full.split(); |
| 28 | full = full_tokens.pop(); |
| 29 | var parts = full.split('.'); |
| 30 | parts.pop(); |
| 31 | var current = global; |
| 32 | for (var i = 0; i < parts.length; i++) { |
| 33 | var part = parts[i]; |
| 34 | var next = current[part]; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 35 | if (!next) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 36 | return []; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 37 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 38 | current = next; |
| 39 | } |
| 40 | var result = []; |
| 41 | current = ToInspectableObject(current); |
| 42 | while (typeof current !== 'undefined') { |
| 43 | var mirror = new $debug.ObjectMirror(current); |
| 44 | var properties = mirror.properties(); |
| 45 | for (var i = 0; i < properties.length; i++) { |
| 46 | var name = properties[i].name(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 47 | if (typeof name === 'string' && name.startsWith(last)) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 48 | result.push(name); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 49 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 50 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 51 | current = ToInspectableObject(Object.getPrototypeOf(current)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 52 | } |
| 53 | return result; |
| 54 | } |
| 55 | |
| 56 | |
| 57 | // Global object holding debugger related constants and state. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 58 | var Debug = {}; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 59 | |
| 60 | |
| 61 | // Debug events which can occour in the V8 JavaScript engine. These originate |
| 62 | // from the API include file v8-debug.h. |
| 63 | Debug.DebugEvent = { Break: 1, |
| 64 | Exception: 2, |
| 65 | NewFunction: 3, |
| 66 | BeforeCompile: 4, |
| 67 | AfterCompile: 5 }; |
| 68 | |
| 69 | |
| 70 | // The different types of scripts matching enum ScriptType in objects.h. |
| 71 | Debug.ScriptType = { Native: 0, |
| 72 | Extension: 1, |
| 73 | Normal: 2 }; |
| 74 | |
| 75 | |
| 76 | // The different types of script compilations matching enum |
| 77 | // Script::CompilationType in objects.h. |
| 78 | Debug.ScriptCompilationType = { Host: 0, |
| 79 | Eval: 1, |
| 80 | JSON: 2 }; |
| 81 | |
| 82 | |
| 83 | // The different types of scopes matching constants runtime.cc. |
| 84 | Debug.ScopeType = { Global: 0, |
| 85 | Local: 1, |
| 86 | With: 2, |
| 87 | Closure: 3, |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 88 | Catch: 4, |
| 89 | Block: 5 }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 90 | |
| 91 | |
| 92 | // Current debug state. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 93 | var kNoFrame = -1; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 94 | Debug.State = { |
| 95 | currentFrame: kNoFrame, |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 96 | displaySourceStartLine: -1, |
| 97 | displaySourceEndLine: -1, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 98 | currentSourceLine: -1 |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 99 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 100 | var trace_compile = false; // Tracing all compile events? |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 101 | var trace_debug_json = false; // Tracing all debug json packets? |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 102 | var last_cmd = ''; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 103 | var repeat_cmd_line = ''; |
| 104 | var is_running = true; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 105 | // Global variable used to store whether a handle was requested. |
| 106 | var lookup_handle = null; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 107 | |
| 108 | // Copied from debug-delay.js. This is needed below: |
| 109 | function ScriptTypeFlag(type) { |
| 110 | return (1 << type); |
| 111 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 112 | |
| 113 | |
| 114 | // Process a debugger JSON message into a display text and a running status. |
| 115 | // This function returns an object with properties "text" and "running" holding |
| 116 | // this information. |
| 117 | function DebugMessageDetails(message) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 118 | if (trace_debug_json) { |
| 119 | print("received: '" + message + "'"); |
| 120 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 121 | // Convert the JSON string to an object. |
| 122 | var response = new ProtocolPackage(message); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 123 | is_running = response.running(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 124 | |
| 125 | if (response.type() == 'event') { |
| 126 | return DebugEventDetails(response); |
| 127 | } else { |
| 128 | return DebugResponseDetails(response); |
| 129 | } |
| 130 | } |
| 131 | |
| 132 | function DebugEventDetails(response) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 133 | var details = {text:'', running:false}; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 134 | |
| 135 | // Get the running state. |
| 136 | details.running = response.running(); |
| 137 | |
| 138 | var body = response.body(); |
| 139 | var result = ''; |
| 140 | switch (response.event()) { |
| 141 | case 'break': |
| 142 | if (body.breakpoints) { |
| 143 | result += 'breakpoint'; |
| 144 | if (body.breakpoints.length > 1) { |
| 145 | result += 's'; |
| 146 | } |
| 147 | result += ' #'; |
| 148 | for (var i = 0; i < body.breakpoints.length; i++) { |
| 149 | if (i > 0) { |
| 150 | result += ', #'; |
| 151 | } |
| 152 | result += body.breakpoints[i]; |
| 153 | } |
| 154 | } else { |
| 155 | result += 'break'; |
| 156 | } |
| 157 | result += ' in '; |
| 158 | result += body.invocationText; |
| 159 | result += ', '; |
| 160 | result += SourceInfo(body); |
| 161 | result += '\n'; |
| 162 | result += SourceUnderline(body.sourceLineText, body.sourceColumn); |
| 163 | Debug.State.currentSourceLine = body.sourceLine; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 164 | Debug.State.displaySourceStartLine = -1; |
| 165 | Debug.State.displaySourceEndLine = -1; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 166 | Debug.State.currentFrame = 0; |
| 167 | details.text = result; |
| 168 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 169 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 170 | case 'exception': |
| 171 | if (body.uncaught) { |
| 172 | result += 'Uncaught: '; |
| 173 | } else { |
| 174 | result += 'Exception: '; |
| 175 | } |
| 176 | result += '"'; |
| 177 | result += body.exception.text; |
| 178 | result += '"'; |
| 179 | if (body.sourceLine >= 0) { |
| 180 | result += ', '; |
| 181 | result += SourceInfo(body); |
| 182 | result += '\n'; |
| 183 | result += SourceUnderline(body.sourceLineText, body.sourceColumn); |
| 184 | Debug.State.currentSourceLine = body.sourceLine; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 185 | Debug.State.displaySourceStartLine = -1; |
| 186 | Debug.State.displaySourceEndLine = -1; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 187 | Debug.State.currentFrame = 0; |
| 188 | } else { |
| 189 | result += ' (empty stack)'; |
| 190 | Debug.State.currentSourceLine = -1; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 191 | Debug.State.displaySourceStartLine = -1; |
| 192 | Debug.State.displaySourceEndLine = -1; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 193 | Debug.State.currentFrame = kNoFrame; |
| 194 | } |
| 195 | details.text = result; |
| 196 | break; |
| 197 | |
| 198 | case 'afterCompile': |
| 199 | if (trace_compile) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 200 | result = 'Source ' + body.script.name + ' compiled:\n'; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 201 | var source = body.script.source; |
| 202 | if (!(source[source.length - 1] == '\n')) { |
| 203 | result += source; |
| 204 | } else { |
| 205 | result += source.substring(0, source.length - 1); |
| 206 | } |
| 207 | } |
| 208 | details.text = result; |
| 209 | break; |
| 210 | |
| 211 | default: |
| 212 | details.text = 'Unknown debug event ' + response.event(); |
| 213 | } |
| 214 | |
| 215 | return details; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 216 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 217 | |
| 218 | |
| 219 | function SourceInfo(body) { |
| 220 | var result = ''; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 221 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 222 | if (body.script) { |
| 223 | if (body.script.name) { |
| 224 | result += body.script.name; |
| 225 | } else { |
| 226 | result += '[unnamed]'; |
| 227 | } |
| 228 | } |
| 229 | result += ' line '; |
| 230 | result += body.sourceLine + 1; |
| 231 | result += ' column '; |
| 232 | result += body.sourceColumn + 1; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 233 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 234 | return result; |
| 235 | } |
| 236 | |
| 237 | |
| 238 | function SourceUnderline(source_text, position) { |
| 239 | if (!source_text) { |
| 240 | return; |
| 241 | } |
| 242 | |
| 243 | // Create an underline with a caret pointing to the source position. If the |
| 244 | // source contains a tab character the underline will have a tab character in |
| 245 | // the same place otherwise the underline will have a space character. |
| 246 | var underline = ''; |
| 247 | for (var i = 0; i < position; i++) { |
| 248 | if (source_text[i] == '\t') { |
| 249 | underline += '\t'; |
| 250 | } else { |
| 251 | underline += ' '; |
| 252 | } |
| 253 | } |
| 254 | underline += '^'; |
| 255 | |
| 256 | // Return the source line text with the underline beneath. |
| 257 | return source_text + '\n' + underline; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 258 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 259 | |
| 260 | |
| 261 | // Converts a text command to a JSON request. |
| 262 | function DebugCommandToJSONRequest(cmd_line) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 263 | var result = new DebugRequest(cmd_line).JSONRequest(); |
| 264 | if (trace_debug_json && result) { |
| 265 | print("sending: '" + result + "'"); |
| 266 | } |
| 267 | return result; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 268 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 269 | |
| 270 | |
| 271 | function DebugRequest(cmd_line) { |
| 272 | // If the very first character is a { assume that a JSON request have been |
| 273 | // entered as a command. Converting that to a JSON request is trivial. |
| 274 | if (cmd_line && cmd_line.length > 0 && cmd_line.charAt(0) == '{') { |
| 275 | this.request_ = cmd_line; |
| 276 | return; |
| 277 | } |
| 278 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 279 | // Check for a simple carriage return to repeat the last command: |
| 280 | var is_repeating = false; |
| 281 | if (cmd_line == '\n') { |
| 282 | if (is_running) { |
| 283 | cmd_line = 'break'; // Not in debugger mode, break with a frame request. |
| 284 | } else { |
| 285 | cmd_line = repeat_cmd_line; // use command to repeat. |
| 286 | is_repeating = true; |
| 287 | } |
| 288 | } |
| 289 | if (!is_running) { // Only save the command if in debugger mode. |
| 290 | repeat_cmd_line = cmd_line; // save last command. |
| 291 | } |
| 292 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 293 | // Trim string for leading and trailing whitespace. |
| 294 | cmd_line = cmd_line.replace(/^\s+|\s+$/g, ''); |
| 295 | |
| 296 | // Find the command. |
| 297 | var pos = cmd_line.indexOf(' '); |
| 298 | var cmd; |
| 299 | var args; |
| 300 | if (pos == -1) { |
| 301 | cmd = cmd_line; |
| 302 | args = ''; |
| 303 | } else { |
| 304 | cmd = cmd_line.slice(0, pos); |
| 305 | args = cmd_line.slice(pos).replace(/^\s+|\s+$/g, ''); |
| 306 | } |
| 307 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 308 | if ((cmd === undefined) || !cmd) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 309 | this.request_ = UNDEFINED; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 310 | return; |
| 311 | } |
| 312 | |
| 313 | last_cmd = cmd; |
| 314 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 315 | // Switch on command. |
| 316 | switch (cmd) { |
| 317 | case 'continue': |
| 318 | case 'c': |
| 319 | this.request_ = this.continueCommandToJSONRequest_(args); |
| 320 | break; |
| 321 | |
| 322 | case 'step': |
| 323 | case 's': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 324 | this.request_ = this.stepCommandToJSONRequest_(args, 'in'); |
| 325 | break; |
| 326 | |
| 327 | case 'stepi': |
| 328 | case 'si': |
| 329 | this.request_ = this.stepCommandToJSONRequest_(args, 'min'); |
| 330 | break; |
| 331 | |
| 332 | case 'next': |
| 333 | case 'n': |
| 334 | this.request_ = this.stepCommandToJSONRequest_(args, 'next'); |
| 335 | break; |
| 336 | |
| 337 | case 'finish': |
| 338 | case 'fin': |
| 339 | this.request_ = this.stepCommandToJSONRequest_(args, 'out'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 340 | break; |
| 341 | |
| 342 | case 'backtrace': |
| 343 | case 'bt': |
| 344 | this.request_ = this.backtraceCommandToJSONRequest_(args); |
| 345 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 346 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 347 | case 'frame': |
| 348 | case 'f': |
| 349 | this.request_ = this.frameCommandToJSONRequest_(args); |
| 350 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 351 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 352 | case 'scopes': |
| 353 | this.request_ = this.scopesCommandToJSONRequest_(args); |
| 354 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 355 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 356 | case 'scope': |
| 357 | this.request_ = this.scopeCommandToJSONRequest_(args); |
| 358 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 359 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 360 | case 'disconnect': |
| 361 | case 'exit': |
| 362 | case 'quit': |
| 363 | this.request_ = this.disconnectCommandToJSONRequest_(args); |
| 364 | break; |
| 365 | |
| 366 | case 'up': |
| 367 | this.request_ = |
| 368 | this.frameCommandToJSONRequest_('' + |
| 369 | (Debug.State.currentFrame + 1)); |
| 370 | break; |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 371 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 372 | case 'down': |
| 373 | case 'do': |
| 374 | this.request_ = |
| 375 | this.frameCommandToJSONRequest_('' + |
| 376 | (Debug.State.currentFrame - 1)); |
| 377 | break; |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 378 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 379 | case 'set': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 380 | case 'print': |
| 381 | case 'p': |
| 382 | this.request_ = this.printCommandToJSONRequest_(args); |
| 383 | break; |
| 384 | |
| 385 | case 'dir': |
| 386 | this.request_ = this.dirCommandToJSONRequest_(args); |
| 387 | break; |
| 388 | |
| 389 | case 'references': |
| 390 | this.request_ = this.referencesCommandToJSONRequest_(args); |
| 391 | break; |
| 392 | |
| 393 | case 'instances': |
| 394 | this.request_ = this.instancesCommandToJSONRequest_(args); |
| 395 | break; |
| 396 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 397 | case 'list': |
| 398 | case 'l': |
| 399 | this.request_ = this.listCommandToJSONRequest_(args); |
| 400 | break; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 401 | case 'source': |
| 402 | this.request_ = this.sourceCommandToJSONRequest_(args); |
| 403 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 404 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 405 | case 'scripts': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 406 | case 'script': |
| 407 | case 'scr': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 408 | this.request_ = this.scriptsCommandToJSONRequest_(args); |
| 409 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 410 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 411 | case 'break': |
| 412 | case 'b': |
| 413 | this.request_ = this.breakCommandToJSONRequest_(args); |
| 414 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 415 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 416 | case 'breakpoints': |
| 417 | case 'bb': |
| 418 | this.request_ = this.breakpointsCommandToJSONRequest_(args); |
| 419 | break; |
| 420 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 421 | case 'clear': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 422 | case 'delete': |
| 423 | case 'd': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 424 | this.request_ = this.clearCommandToJSONRequest_(args); |
| 425 | break; |
| 426 | |
| 427 | case 'threads': |
| 428 | this.request_ = this.threadsCommandToJSONRequest_(args); |
| 429 | break; |
| 430 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 431 | case 'cond': |
| 432 | this.request_ = this.changeBreakpointCommandToJSONRequest_(args, 'cond'); |
| 433 | break; |
| 434 | |
| 435 | case 'enable': |
| 436 | case 'en': |
| 437 | this.request_ = |
| 438 | this.changeBreakpointCommandToJSONRequest_(args, 'enable'); |
| 439 | break; |
| 440 | |
| 441 | case 'disable': |
| 442 | case 'dis': |
| 443 | this.request_ = |
| 444 | this.changeBreakpointCommandToJSONRequest_(args, 'disable'); |
| 445 | break; |
| 446 | |
| 447 | case 'ignore': |
| 448 | this.request_ = |
| 449 | this.changeBreakpointCommandToJSONRequest_(args, 'ignore'); |
| 450 | break; |
| 451 | |
| 452 | case 'info': |
| 453 | case 'inf': |
| 454 | this.request_ = this.infoCommandToJSONRequest_(args); |
| 455 | break; |
| 456 | |
| 457 | case 'flags': |
| 458 | this.request_ = this.v8FlagsToJSONRequest_(args); |
| 459 | break; |
| 460 | |
| 461 | case 'gc': |
| 462 | this.request_ = this.gcToJSONRequest_(args); |
| 463 | break; |
| 464 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 465 | case 'trace': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 466 | case 'tr': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 467 | // Return undefined to indicate command handled internally (no JSON). |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 468 | this.request_ = UNDEFINED; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 469 | this.traceCommand_(args); |
| 470 | break; |
| 471 | |
| 472 | case 'help': |
| 473 | case '?': |
| 474 | this.helpCommand_(args); |
| 475 | // Return undefined to indicate command handled internally (no JSON). |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 476 | this.request_ = UNDEFINED; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 477 | break; |
| 478 | |
| 479 | default: |
| 480 | throw new Error('Unknown command "' + cmd + '"'); |
| 481 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 482 | } |
| 483 | |
| 484 | DebugRequest.prototype.JSONRequest = function() { |
| 485 | return this.request_; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 486 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 487 | |
| 488 | |
| 489 | function RequestPacket(command) { |
| 490 | this.seq = 0; |
| 491 | this.type = 'request'; |
| 492 | this.command = command; |
| 493 | } |
| 494 | |
| 495 | |
| 496 | RequestPacket.prototype.toJSONProtocol = function() { |
| 497 | // Encode the protocol header. |
| 498 | var json = '{'; |
| 499 | json += '"seq":' + this.seq; |
| 500 | json += ',"type":"' + this.type + '"'; |
| 501 | if (this.command) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 502 | json += ',"command":' + JSON.stringify(this.command); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 503 | } |
| 504 | if (this.arguments) { |
| 505 | json += ',"arguments":'; |
| 506 | // Encode the arguments part. |
| 507 | if (this.arguments.toJSONProtocol) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 508 | json += this.arguments.toJSONProtocol(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 509 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 510 | json += JSON.stringify(this.arguments); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 511 | } |
| 512 | } |
| 513 | json += '}'; |
| 514 | return json; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 515 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 516 | |
| 517 | |
| 518 | DebugRequest.prototype.createRequest = function(command) { |
| 519 | return new RequestPacket(command); |
| 520 | }; |
| 521 | |
| 522 | |
| 523 | // Create a JSON request for the evaluation command. |
| 524 | DebugRequest.prototype.makeEvaluateJSONRequest_ = function(expression) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 525 | lookup_handle = null; |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 526 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 527 | // Check if the expression is a handle id in the form #<handle>#. |
| 528 | var handle_match = expression.match(/^#([0-9]*)#$/); |
| 529 | if (handle_match) { |
| 530 | // Remember the handle requested in a global variable. |
| 531 | lookup_handle = parseInt(handle_match[1]); |
| 532 | // Build a lookup request. |
| 533 | var request = this.createRequest('lookup'); |
| 534 | request.arguments = {}; |
| 535 | request.arguments.handles = [ lookup_handle ]; |
| 536 | return request.toJSONProtocol(); |
| 537 | } else { |
| 538 | // Build an evaluate request. |
| 539 | var request = this.createRequest('evaluate'); |
| 540 | request.arguments = {}; |
| 541 | request.arguments.expression = expression; |
| 542 | // Request a global evaluation if there is no current frame. |
| 543 | if (Debug.State.currentFrame == kNoFrame) { |
| 544 | request.arguments.global = true; |
| 545 | } |
| 546 | return request.toJSONProtocol(); |
| 547 | } |
| 548 | }; |
| 549 | |
| 550 | |
| 551 | // Create a JSON request for the references/instances command. |
| 552 | DebugRequest.prototype.makeReferencesJSONRequest_ = function(handle, type) { |
| 553 | // Build a references request. |
| 554 | var handle_match = handle.match(/^#([0-9]*)#$/); |
| 555 | if (handle_match) { |
| 556 | var request = this.createRequest('references'); |
| 557 | request.arguments = {}; |
| 558 | request.arguments.type = type; |
| 559 | request.arguments.handle = parseInt(handle_match[1]); |
| 560 | return request.toJSONProtocol(); |
| 561 | } else { |
| 562 | throw new Error('Invalid object id.'); |
| 563 | } |
| 564 | }; |
| 565 | |
| 566 | |
| 567 | // Create a JSON request for the continue command. |
| 568 | DebugRequest.prototype.continueCommandToJSONRequest_ = function(args) { |
| 569 | var request = this.createRequest('continue'); |
| 570 | return request.toJSONProtocol(); |
| 571 | }; |
| 572 | |
| 573 | |
| 574 | // Create a JSON request for the step command. |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 575 | DebugRequest.prototype.stepCommandToJSONRequest_ = function(args, type) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 576 | // Requesting a step is through the continue command with additional |
| 577 | // arguments. |
| 578 | var request = this.createRequest('continue'); |
| 579 | request.arguments = {}; |
| 580 | |
| 581 | // Process arguments if any. |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 582 | |
| 583 | // Only process args if the command is 'step' which is indicated by type being |
| 584 | // set to 'in'. For all other commands, ignore the args. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 585 | if (args && args.length > 0) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 586 | args = args.split(/\s+/g); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 587 | |
| 588 | if (args.length > 2) { |
| 589 | throw new Error('Invalid step arguments.'); |
| 590 | } |
| 591 | |
| 592 | if (args.length > 0) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 593 | // Check if we have a gdb stype step command. If so, the 1st arg would |
| 594 | // be the step count. If it's not a number, then assume that we're |
| 595 | // parsing for the legacy v8 step command. |
| 596 | var stepcount = Number(args[0]); |
| 597 | if (stepcount == Number.NaN) { |
| 598 | // No step count at arg 1. Process as legacy d8 step command: |
| 599 | if (args.length == 2) { |
| 600 | var stepcount = parseInt(args[1]); |
| 601 | if (isNaN(stepcount) || stepcount <= 0) { |
| 602 | throw new Error('Invalid step count argument "' + args[0] + '".'); |
| 603 | } |
| 604 | request.arguments.stepcount = stepcount; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 605 | } |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 606 | |
| 607 | // Get the step action. |
| 608 | switch (args[0]) { |
| 609 | case 'in': |
| 610 | case 'i': |
| 611 | request.arguments.stepaction = 'in'; |
| 612 | break; |
| 613 | |
| 614 | case 'min': |
| 615 | case 'm': |
| 616 | request.arguments.stepaction = 'min'; |
| 617 | break; |
| 618 | |
| 619 | case 'next': |
| 620 | case 'n': |
| 621 | request.arguments.stepaction = 'next'; |
| 622 | break; |
| 623 | |
| 624 | case 'out': |
| 625 | case 'o': |
| 626 | request.arguments.stepaction = 'out'; |
| 627 | break; |
| 628 | |
| 629 | default: |
| 630 | throw new Error('Invalid step argument "' + args[0] + '".'); |
| 631 | } |
| 632 | |
| 633 | } else { |
| 634 | // gdb style step commands: |
| 635 | request.arguments.stepaction = type; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 636 | request.arguments.stepcount = stepcount; |
| 637 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 638 | } |
| 639 | } else { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 640 | // Default is step of the specified type. |
| 641 | request.arguments.stepaction = type; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 642 | } |
| 643 | |
| 644 | return request.toJSONProtocol(); |
| 645 | }; |
| 646 | |
| 647 | |
| 648 | // Create a JSON request for the backtrace command. |
| 649 | DebugRequest.prototype.backtraceCommandToJSONRequest_ = function(args) { |
| 650 | // Build a backtrace request from the text command. |
| 651 | var request = this.createRequest('backtrace'); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 652 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 653 | // Default is to show top 10 frames. |
| 654 | request.arguments = {}; |
| 655 | request.arguments.fromFrame = 0; |
| 656 | request.arguments.toFrame = 10; |
| 657 | |
| 658 | args = args.split(/\s*[ ]+\s*/g); |
| 659 | if (args.length == 1 && args[0].length > 0) { |
| 660 | var frameCount = parseInt(args[0]); |
| 661 | if (frameCount > 0) { |
| 662 | // Show top frames. |
| 663 | request.arguments.fromFrame = 0; |
| 664 | request.arguments.toFrame = frameCount; |
| 665 | } else { |
| 666 | // Show bottom frames. |
| 667 | request.arguments.fromFrame = 0; |
| 668 | request.arguments.toFrame = -frameCount; |
| 669 | request.arguments.bottom = true; |
| 670 | } |
| 671 | } else if (args.length == 2) { |
| 672 | var fromFrame = parseInt(args[0]); |
| 673 | var toFrame = parseInt(args[1]); |
| 674 | if (isNaN(fromFrame) || fromFrame < 0) { |
| 675 | throw new Error('Invalid start frame argument "' + args[0] + '".'); |
| 676 | } |
| 677 | if (isNaN(toFrame) || toFrame < 0) { |
| 678 | throw new Error('Invalid end frame argument "' + args[1] + '".'); |
| 679 | } |
| 680 | if (fromFrame > toFrame) { |
| 681 | throw new Error('Invalid arguments start frame cannot be larger ' + |
| 682 | 'than end frame.'); |
| 683 | } |
| 684 | // Show frame range. |
| 685 | request.arguments.fromFrame = fromFrame; |
| 686 | request.arguments.toFrame = toFrame + 1; |
| 687 | } else if (args.length > 2) { |
| 688 | throw new Error('Invalid backtrace arguments.'); |
| 689 | } |
| 690 | |
| 691 | return request.toJSONProtocol(); |
| 692 | }; |
| 693 | |
| 694 | |
| 695 | // Create a JSON request for the frame command. |
| 696 | DebugRequest.prototype.frameCommandToJSONRequest_ = function(args) { |
| 697 | // Build a frame request from the text command. |
| 698 | var request = this.createRequest('frame'); |
| 699 | args = args.split(/\s*[ ]+\s*/g); |
| 700 | if (args.length > 0 && args[0].length > 0) { |
| 701 | request.arguments = {}; |
| 702 | request.arguments.number = args[0]; |
| 703 | } |
| 704 | return request.toJSONProtocol(); |
| 705 | }; |
| 706 | |
| 707 | |
| 708 | // Create a JSON request for the scopes command. |
| 709 | DebugRequest.prototype.scopesCommandToJSONRequest_ = function(args) { |
| 710 | // Build a scopes request from the text command. |
| 711 | var request = this.createRequest('scopes'); |
| 712 | return request.toJSONProtocol(); |
| 713 | }; |
| 714 | |
| 715 | |
| 716 | // Create a JSON request for the scope command. |
| 717 | DebugRequest.prototype.scopeCommandToJSONRequest_ = function(args) { |
| 718 | // Build a scope request from the text command. |
| 719 | var request = this.createRequest('scope'); |
| 720 | args = args.split(/\s*[ ]+\s*/g); |
| 721 | if (args.length > 0 && args[0].length > 0) { |
| 722 | request.arguments = {}; |
| 723 | request.arguments.number = args[0]; |
| 724 | } |
| 725 | return request.toJSONProtocol(); |
| 726 | }; |
| 727 | |
| 728 | |
| 729 | // Create a JSON request for the print command. |
| 730 | DebugRequest.prototype.printCommandToJSONRequest_ = function(args) { |
| 731 | // Build an evaluate request from the text command. |
| 732 | if (args.length == 0) { |
| 733 | throw new Error('Missing expression.'); |
| 734 | } |
| 735 | return this.makeEvaluateJSONRequest_(args); |
| 736 | }; |
| 737 | |
| 738 | |
| 739 | // Create a JSON request for the dir command. |
| 740 | DebugRequest.prototype.dirCommandToJSONRequest_ = function(args) { |
| 741 | // Build an evaluate request from the text command. |
| 742 | if (args.length == 0) { |
| 743 | throw new Error('Missing expression.'); |
| 744 | } |
| 745 | return this.makeEvaluateJSONRequest_(args); |
| 746 | }; |
| 747 | |
| 748 | |
| 749 | // Create a JSON request for the references command. |
| 750 | DebugRequest.prototype.referencesCommandToJSONRequest_ = function(args) { |
| 751 | // Build an evaluate request from the text command. |
| 752 | if (args.length == 0) { |
| 753 | throw new Error('Missing object id.'); |
| 754 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 755 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 756 | return this.makeReferencesJSONRequest_(args, 'referencedBy'); |
| 757 | }; |
| 758 | |
| 759 | |
| 760 | // Create a JSON request for the instances command. |
| 761 | DebugRequest.prototype.instancesCommandToJSONRequest_ = function(args) { |
| 762 | // Build an evaluate request from the text command. |
| 763 | if (args.length == 0) { |
| 764 | throw new Error('Missing object id.'); |
| 765 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 766 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 767 | // Build a references request. |
| 768 | return this.makeReferencesJSONRequest_(args, 'constructedBy'); |
| 769 | }; |
| 770 | |
| 771 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 772 | // Create a JSON request for the list command. |
| 773 | DebugRequest.prototype.listCommandToJSONRequest_ = function(args) { |
| 774 | |
| 775 | // Default is ten lines starting five lines before the current location. |
| 776 | if (Debug.State.displaySourceEndLine == -1) { |
| 777 | // If we list forwards, we will start listing after the last source end |
| 778 | // line. Set it to start from 5 lines before the current location. |
| 779 | Debug.State.displaySourceEndLine = Debug.State.currentSourceLine - 5; |
| 780 | // If we list backwards, we will start listing backwards from the last |
| 781 | // source start line. Set it to start from 1 lines before the current |
| 782 | // location. |
| 783 | Debug.State.displaySourceStartLine = Debug.State.currentSourceLine + 1; |
| 784 | } |
| 785 | |
| 786 | var from = Debug.State.displaySourceEndLine + 1; |
| 787 | var lines = 10; |
| 788 | |
| 789 | // Parse the arguments. |
| 790 | args = args.split(/\s*,\s*/g); |
| 791 | if (args == '') { |
| 792 | } else if ((args.length == 1) && (args[0] == '-')) { |
| 793 | from = Debug.State.displaySourceStartLine - lines; |
| 794 | } else if (args.length == 2) { |
| 795 | from = parseInt(args[0]); |
| 796 | lines = parseInt(args[1]) - from + 1; // inclusive of the ending line. |
| 797 | } else { |
| 798 | throw new Error('Invalid list arguments.'); |
| 799 | } |
| 800 | Debug.State.displaySourceStartLine = from; |
| 801 | Debug.State.displaySourceEndLine = from + lines - 1; |
| 802 | var sourceArgs = '' + from + ' ' + lines; |
| 803 | return this.sourceCommandToJSONRequest_(sourceArgs); |
| 804 | }; |
| 805 | |
| 806 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 807 | // Create a JSON request for the source command. |
| 808 | DebugRequest.prototype.sourceCommandToJSONRequest_ = function(args) { |
| 809 | // Build a evaluate request from the text command. |
| 810 | var request = this.createRequest('source'); |
| 811 | |
| 812 | // Default is ten lines starting five lines before the current location. |
| 813 | var from = Debug.State.currentSourceLine - 5; |
| 814 | var lines = 10; |
| 815 | |
| 816 | // Parse the arguments. |
| 817 | args = args.split(/\s*[ ]+\s*/g); |
| 818 | if (args.length > 1 && args[0].length > 0 && args[1].length > 0) { |
| 819 | from = parseInt(args[0]) - 1; |
| 820 | lines = parseInt(args[1]); |
| 821 | } else if (args.length > 0 && args[0].length > 0) { |
| 822 | from = parseInt(args[0]) - 1; |
| 823 | } |
| 824 | |
| 825 | if (from < 0) from = 0; |
| 826 | if (lines < 0) lines = 10; |
| 827 | |
| 828 | // Request source arround current source location. |
| 829 | request.arguments = {}; |
| 830 | request.arguments.fromLine = from; |
| 831 | request.arguments.toLine = from + lines; |
| 832 | |
| 833 | return request.toJSONProtocol(); |
| 834 | }; |
| 835 | |
| 836 | |
| 837 | // Create a JSON request for the scripts command. |
| 838 | DebugRequest.prototype.scriptsCommandToJSONRequest_ = function(args) { |
| 839 | // Build a evaluate request from the text command. |
| 840 | var request = this.createRequest('scripts'); |
| 841 | |
| 842 | // Process arguments if any. |
| 843 | if (args && args.length > 0) { |
| 844 | args = args.split(/\s*[ ]+\s*/g); |
| 845 | |
| 846 | if (args.length > 1) { |
| 847 | throw new Error('Invalid scripts arguments.'); |
| 848 | } |
| 849 | |
| 850 | request.arguments = {}; |
| 851 | switch (args[0]) { |
| 852 | case 'natives': |
| 853 | request.arguments.types = ScriptTypeFlag(Debug.ScriptType.Native); |
| 854 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 855 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 856 | case 'extensions': |
| 857 | request.arguments.types = ScriptTypeFlag(Debug.ScriptType.Extension); |
| 858 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 859 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 860 | case 'all': |
| 861 | request.arguments.types = |
| 862 | ScriptTypeFlag(Debug.ScriptType.Normal) | |
| 863 | ScriptTypeFlag(Debug.ScriptType.Native) | |
| 864 | ScriptTypeFlag(Debug.ScriptType.Extension); |
| 865 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 866 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 867 | default: |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 868 | // If the arg is not one of the know one aboves, then it must be a |
| 869 | // filter used for filtering the results: |
| 870 | request.arguments.filter = args[0]; |
| 871 | break; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 872 | } |
| 873 | } |
| 874 | |
| 875 | return request.toJSONProtocol(); |
| 876 | }; |
| 877 | |
| 878 | |
| 879 | // Create a JSON request for the break command. |
| 880 | DebugRequest.prototype.breakCommandToJSONRequest_ = function(args) { |
| 881 | // Build a evaluate request from the text command. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 882 | // Process arguments if any. |
| 883 | if (args && args.length > 0) { |
| 884 | var target = args; |
| 885 | var type = 'function'; |
| 886 | var line; |
| 887 | var column; |
| 888 | var condition; |
| 889 | var pos; |
| 890 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 891 | var request = this.createRequest('setbreakpoint'); |
| 892 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 893 | // Break the args into target spec and condition if appropriate. |
| 894 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 895 | // Check for breakpoint condition. |
| 896 | pos = args.indexOf(' '); |
| 897 | if (pos > 0) { |
| 898 | target = args.substring(0, pos); |
| 899 | condition = args.substring(pos + 1, args.length); |
| 900 | } |
| 901 | |
| 902 | // Check for script breakpoint (name:line[:column]). If no ':' in break |
| 903 | // specification it is considered a function break point. |
| 904 | pos = target.indexOf(':'); |
| 905 | if (pos > 0) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 906 | var tmp = target.substring(pos + 1, target.length); |
| 907 | target = target.substring(0, pos); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 908 | if (target[0] == '/' && target[target.length - 1] == '/') { |
| 909 | type = 'scriptRegExp'; |
| 910 | target = target.substring(1, target.length - 1); |
| 911 | } else { |
| 912 | type = 'script'; |
| 913 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 914 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 915 | // Check for both line and column. |
| 916 | pos = tmp.indexOf(':'); |
| 917 | if (pos > 0) { |
| 918 | column = parseInt(tmp.substring(pos + 1, tmp.length)) - 1; |
| 919 | line = parseInt(tmp.substring(0, pos)) - 1; |
| 920 | } else { |
| 921 | line = parseInt(tmp) - 1; |
| 922 | } |
| 923 | } else if (target[0] == '#' && target[target.length - 1] == '#') { |
| 924 | type = 'handle'; |
| 925 | target = target.substring(1, target.length - 1); |
| 926 | } else { |
| 927 | type = 'function'; |
| 928 | } |
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 | request.arguments = {}; |
| 931 | request.arguments.type = type; |
| 932 | request.arguments.target = target; |
| 933 | request.arguments.line = line; |
| 934 | request.arguments.column = column; |
| 935 | request.arguments.condition = condition; |
| 936 | } else { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 937 | var request = this.createRequest('suspend'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 938 | } |
| 939 | |
| 940 | return request.toJSONProtocol(); |
| 941 | }; |
| 942 | |
| 943 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 944 | DebugRequest.prototype.breakpointsCommandToJSONRequest_ = function(args) { |
| 945 | if (args && args.length > 0) { |
| 946 | throw new Error('Unexpected arguments.'); |
| 947 | } |
| 948 | var request = this.createRequest('listbreakpoints'); |
| 949 | return request.toJSONProtocol(); |
| 950 | }; |
| 951 | |
| 952 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 953 | // Create a JSON request for the clear command. |
| 954 | DebugRequest.prototype.clearCommandToJSONRequest_ = function(args) { |
| 955 | // Build a evaluate request from the text command. |
| 956 | var request = this.createRequest('clearbreakpoint'); |
| 957 | |
| 958 | // Process arguments if any. |
| 959 | if (args && args.length > 0) { |
| 960 | request.arguments = {}; |
| 961 | request.arguments.breakpoint = parseInt(args); |
| 962 | } else { |
| 963 | throw new Error('Invalid break arguments.'); |
| 964 | } |
| 965 | |
| 966 | return request.toJSONProtocol(); |
| 967 | }; |
| 968 | |
| 969 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 970 | // Create a JSON request for the change breakpoint command. |
| 971 | DebugRequest.prototype.changeBreakpointCommandToJSONRequest_ = |
| 972 | function(args, command) { |
| 973 | |
| 974 | var request; |
| 975 | |
| 976 | // Check for exception breaks first: |
| 977 | // en[able] exc[eptions] [all|unc[aught]] |
| 978 | // en[able] [all|unc[aught]] exc[eptions] |
| 979 | // dis[able] exc[eptions] [all|unc[aught]] |
| 980 | // dis[able] [all|unc[aught]] exc[eptions] |
| 981 | if ((command == 'enable' || command == 'disable') && |
| 982 | args && args.length > 1) { |
| 983 | var nextPos = args.indexOf(' '); |
| 984 | var arg1 = (nextPos > 0) ? args.substring(0, nextPos) : args; |
| 985 | var excType = null; |
| 986 | |
| 987 | // Check for: |
| 988 | // en[able] exc[eptions] [all|unc[aught]] |
| 989 | // dis[able] exc[eptions] [all|unc[aught]] |
| 990 | if (arg1 == 'exc' || arg1 == 'exception' || arg1 == 'exceptions') { |
| 991 | |
| 992 | var arg2 = (nextPos > 0) ? |
| 993 | args.substring(nextPos + 1, args.length) : 'all'; |
| 994 | if (!arg2) { |
| 995 | arg2 = 'all'; // if unspecified, set for all. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 996 | } else if (arg2 == 'unc') { // check for short cut. |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 997 | arg2 = 'uncaught'; |
| 998 | } |
| 999 | excType = arg2; |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1000 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1001 | // Check for: |
| 1002 | // en[able] [all|unc[aught]] exc[eptions] |
| 1003 | // dis[able] [all|unc[aught]] exc[eptions] |
| 1004 | } else if (arg1 == 'all' || arg1 == 'unc' || arg1 == 'uncaught') { |
| 1005 | |
| 1006 | var arg2 = (nextPos > 0) ? |
| 1007 | args.substring(nextPos + 1, args.length) : null; |
| 1008 | if (arg2 == 'exc' || arg1 == 'exception' || arg1 == 'exceptions') { |
| 1009 | excType = arg1; |
| 1010 | if (excType == 'unc') { |
| 1011 | excType = 'uncaught'; |
| 1012 | } |
| 1013 | } |
| 1014 | } |
| 1015 | |
| 1016 | // If we matched one of the command formats, then excType will be non-null: |
| 1017 | if (excType) { |
| 1018 | // Build a evaluate request from the text command. |
| 1019 | request = this.createRequest('setexceptionbreak'); |
| 1020 | |
| 1021 | request.arguments = {}; |
| 1022 | request.arguments.type = excType; |
| 1023 | request.arguments.enabled = (command == 'enable'); |
| 1024 | |
| 1025 | return request.toJSONProtocol(); |
| 1026 | } |
| 1027 | } |
| 1028 | |
| 1029 | // Build a evaluate request from the text command. |
| 1030 | request = this.createRequest('changebreakpoint'); |
| 1031 | |
| 1032 | // Process arguments if any. |
| 1033 | if (args && args.length > 0) { |
| 1034 | request.arguments = {}; |
| 1035 | var pos = args.indexOf(' '); |
| 1036 | var breakpointArg = args; |
| 1037 | var otherArgs; |
| 1038 | if (pos > 0) { |
| 1039 | breakpointArg = args.substring(0, pos); |
| 1040 | otherArgs = args.substring(pos + 1, args.length); |
| 1041 | } |
| 1042 | |
| 1043 | request.arguments.breakpoint = parseInt(breakpointArg); |
| 1044 | |
| 1045 | switch(command) { |
| 1046 | case 'cond': |
| 1047 | request.arguments.condition = otherArgs ? otherArgs : null; |
| 1048 | break; |
| 1049 | case 'enable': |
| 1050 | request.arguments.enabled = true; |
| 1051 | break; |
| 1052 | case 'disable': |
| 1053 | request.arguments.enabled = false; |
| 1054 | break; |
| 1055 | case 'ignore': |
| 1056 | request.arguments.ignoreCount = parseInt(otherArgs); |
| 1057 | break; |
| 1058 | default: |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1059 | throw new Error('Invalid arguments.'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1060 | } |
| 1061 | } else { |
| 1062 | throw new Error('Invalid arguments.'); |
| 1063 | } |
| 1064 | |
| 1065 | return request.toJSONProtocol(); |
| 1066 | }; |
| 1067 | |
| 1068 | |
| 1069 | // Create a JSON request for the disconnect command. |
| 1070 | DebugRequest.prototype.disconnectCommandToJSONRequest_ = function(args) { |
| 1071 | var request; |
| 1072 | request = this.createRequest('disconnect'); |
| 1073 | return request.toJSONProtocol(); |
| 1074 | }; |
| 1075 | |
| 1076 | |
| 1077 | // Create a JSON request for the info command. |
| 1078 | DebugRequest.prototype.infoCommandToJSONRequest_ = function(args) { |
| 1079 | var request; |
| 1080 | if (args && (args == 'break' || args == 'br')) { |
| 1081 | // Build a evaluate request from the text command. |
| 1082 | request = this.createRequest('listbreakpoints'); |
| 1083 | last_cmd = 'info break'; |
| 1084 | } else if (args && (args == 'locals' || args == 'lo')) { |
| 1085 | // Build a evaluate request from the text command. |
| 1086 | request = this.createRequest('frame'); |
| 1087 | last_cmd = 'info locals'; |
| 1088 | } else if (args && (args == 'args' || args == 'ar')) { |
| 1089 | // Build a evaluate request from the text command. |
| 1090 | request = this.createRequest('frame'); |
| 1091 | last_cmd = 'info args'; |
| 1092 | } else { |
| 1093 | throw new Error('Invalid info arguments.'); |
| 1094 | } |
| 1095 | |
| 1096 | return request.toJSONProtocol(); |
| 1097 | }; |
| 1098 | |
| 1099 | |
| 1100 | DebugRequest.prototype.v8FlagsToJSONRequest_ = function(args) { |
| 1101 | var request; |
| 1102 | request = this.createRequest('v8flags'); |
| 1103 | request.arguments = {}; |
| 1104 | request.arguments.flags = args; |
| 1105 | return request.toJSONProtocol(); |
| 1106 | }; |
| 1107 | |
| 1108 | |
| 1109 | DebugRequest.prototype.gcToJSONRequest_ = function(args) { |
| 1110 | var request; |
| 1111 | if (!args) { |
| 1112 | args = 'all'; |
| 1113 | } |
| 1114 | var args = args.split(/\s+/g); |
| 1115 | var cmd = args[0]; |
| 1116 | |
| 1117 | switch(cmd) { |
| 1118 | case 'all': |
| 1119 | case 'quick': |
| 1120 | case 'full': |
| 1121 | case 'young': |
| 1122 | case 'old': |
| 1123 | case 'compact': |
| 1124 | case 'sweep': |
| 1125 | case 'scavenge': { |
| 1126 | if (cmd == 'young') { cmd = 'quick'; } |
| 1127 | else if (cmd == 'old') { cmd = 'full'; } |
| 1128 | |
| 1129 | request = this.createRequest('gc'); |
| 1130 | request.arguments = {}; |
| 1131 | request.arguments.type = cmd; |
| 1132 | break; |
| 1133 | } |
| 1134 | // Else fall thru to the default case below to report the error. |
| 1135 | default: |
| 1136 | throw new Error('Missing arguments after ' + cmd + '.'); |
| 1137 | } |
| 1138 | return request.toJSONProtocol(); |
| 1139 | }; |
| 1140 | |
| 1141 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1142 | // Create a JSON request for the threads command. |
| 1143 | DebugRequest.prototype.threadsCommandToJSONRequest_ = function(args) { |
| 1144 | // Build a threads request from the text command. |
| 1145 | var request = this.createRequest('threads'); |
| 1146 | return request.toJSONProtocol(); |
| 1147 | }; |
| 1148 | |
| 1149 | |
| 1150 | // Handle the trace command. |
| 1151 | DebugRequest.prototype.traceCommand_ = function(args) { |
| 1152 | // Process arguments. |
| 1153 | if (args && args.length > 0) { |
| 1154 | if (args == 'compile') { |
| 1155 | trace_compile = !trace_compile; |
| 1156 | print('Tracing of compiled scripts ' + (trace_compile ? 'on' : 'off')); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1157 | } else if (args === 'debug json' || args === 'json' || args === 'packets') { |
| 1158 | trace_debug_json = !trace_debug_json; |
| 1159 | print('Tracing of debug json packets ' + |
| 1160 | (trace_debug_json ? 'on' : 'off')); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1161 | } else { |
| 1162 | throw new Error('Invalid trace arguments.'); |
| 1163 | } |
| 1164 | } else { |
| 1165 | throw new Error('Invalid trace arguments.'); |
| 1166 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1167 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1168 | |
| 1169 | // Handle the help command. |
| 1170 | DebugRequest.prototype.helpCommand_ = function(args) { |
| 1171 | // Help os quite simple. |
| 1172 | if (args && args.length > 0) { |
| 1173 | print('warning: arguments to \'help\' are ignored'); |
| 1174 | } |
| 1175 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1176 | print('Note: <> denotes symbollic values to be replaced with real values.'); |
| 1177 | print('Note: [] denotes optional parts of commands, or optional options / arguments.'); |
| 1178 | print(' e.g. d[elete] - you get the same command if you type d or delete.'); |
| 1179 | print(''); |
| 1180 | print('[break] - break as soon as possible'); |
| 1181 | print('b[reak] location [condition]'); |
| 1182 | print(' - break on named function: location is a function name'); |
| 1183 | print(' - break on function: location is #<id>#'); |
| 1184 | print(' - break on script position: location is name:line[:column]'); |
| 1185 | print(''); |
| 1186 | print('clear <breakpoint #> - deletes the specified user defined breakpoint'); |
| 1187 | print('d[elete] <breakpoint #> - deletes the specified user defined breakpoint'); |
| 1188 | print('dis[able] <breakpoint #> - disables the specified user defined breakpoint'); |
| 1189 | print('dis[able] exc[eptions] [[all] | unc[aught]]'); |
| 1190 | print(' - disables breaking on exceptions'); |
| 1191 | print('en[able] <breakpoint #> - enables the specified user defined breakpoint'); |
| 1192 | print('en[able] exc[eptions] [[all] | unc[aught]]'); |
| 1193 | print(' - enables breaking on exceptions'); |
| 1194 | print(''); |
| 1195 | print('b[ack]t[race] [n] | [-n] | [from to]'); |
| 1196 | print(' - prints the stack back trace'); |
| 1197 | print('f[rame] - prints info about the current frame context'); |
| 1198 | print('f[rame] <frame #> - set context to specified frame #'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1199 | print('scopes'); |
| 1200 | print('scope <scope #>'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1201 | print(''); |
| 1202 | print('up - set context to caller of current frame'); |
| 1203 | print('do[wn] - set context to callee of current frame'); |
| 1204 | print('inf[o] br[eak] - prints info about breakpoints in use'); |
| 1205 | print('inf[o] ar[gs] - prints info about arguments of the current function'); |
| 1206 | print('inf[o] lo[cals] - prints info about locals in the current function'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1207 | print(''); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1208 | print('step [in | next | out| min [step count]]'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1209 | print('c[ontinue] - continue executing after a breakpoint'); |
| 1210 | print('s[tep] [<N>] - step into the next N callees (default N is 1)'); |
| 1211 | print('s[tep]i [<N>] - step into the next N callees (default N is 1)'); |
| 1212 | print('n[ext] [<N>] - step over the next N callees (default N is 1)'); |
| 1213 | print('fin[ish] [<N>] - step out of N frames (default N is 1)'); |
| 1214 | print(''); |
| 1215 | print('p[rint] <expression> - prints the result of the specified expression'); |
| 1216 | print('dir <expression> - prints the object structure of the result'); |
| 1217 | print('set <var> = <expression> - executes the specified statement'); |
| 1218 | print(''); |
| 1219 | print('l[ist] - list the source code around for the current pc'); |
| 1220 | print('l[ist] [- | <start>,<end>] - list the specified range of source code'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1221 | print('source [from line [num lines]]'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1222 | print('scr[ipts] [native|extensions|all]'); |
| 1223 | print('scr[ipts] [<filter text>] - list scripts with the specified text in its description'); |
| 1224 | print(''); |
| 1225 | print('gc - runs the garbage collector'); |
| 1226 | print(''); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1227 | print('trace compile'); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1228 | // hidden command: trace debug json - toggles tracing of debug json packets |
| 1229 | print(''); |
| 1230 | print('disconnect|exit|quit - disconnects and quits the debugger'); |
| 1231 | print('help - prints this help information'); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1232 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1233 | |
| 1234 | |
| 1235 | function formatHandleReference_(value) { |
| 1236 | if (value.handle() >= 0) { |
| 1237 | return '#' + value.handle() + '#'; |
| 1238 | } else { |
| 1239 | return '#Transient#'; |
| 1240 | } |
| 1241 | } |
| 1242 | |
| 1243 | |
| 1244 | function formatObject_(value, include_properties) { |
| 1245 | var result = ''; |
| 1246 | result += formatHandleReference_(value); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1247 | result += ', type: object'; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1248 | result += ', constructor '; |
| 1249 | var ctor = value.constructorFunctionValue(); |
| 1250 | result += formatHandleReference_(ctor); |
| 1251 | result += ', __proto__ '; |
| 1252 | var proto = value.protoObjectValue(); |
| 1253 | result += formatHandleReference_(proto); |
| 1254 | result += ', '; |
| 1255 | result += value.propertyCount(); |
| 1256 | result += ' properties.'; |
| 1257 | if (include_properties) { |
| 1258 | result += '\n'; |
| 1259 | for (var i = 0; i < value.propertyCount(); i++) { |
| 1260 | result += ' '; |
| 1261 | result += value.propertyName(i); |
| 1262 | result += ': '; |
| 1263 | var property_value = value.propertyValue(i); |
| 1264 | if (property_value instanceof ProtocolReference) { |
| 1265 | result += '<no type>'; |
| 1266 | } else { |
| 1267 | if (property_value && property_value.type()) { |
| 1268 | result += property_value.type(); |
| 1269 | } else { |
| 1270 | result += '<no type>'; |
| 1271 | } |
| 1272 | } |
| 1273 | result += ' '; |
| 1274 | result += formatHandleReference_(property_value); |
| 1275 | result += '\n'; |
| 1276 | } |
| 1277 | } |
| 1278 | return result; |
| 1279 | } |
| 1280 | |
| 1281 | |
| 1282 | function formatScope_(scope) { |
| 1283 | var result = ''; |
| 1284 | var index = scope.index; |
| 1285 | result += '#' + (index <= 9 ? '0' : '') + index; |
| 1286 | result += ' '; |
| 1287 | switch (scope.type) { |
| 1288 | case Debug.ScopeType.Global: |
| 1289 | result += 'Global, '; |
| 1290 | result += '#' + scope.object.ref + '#'; |
| 1291 | break; |
| 1292 | case Debug.ScopeType.Local: |
| 1293 | result += 'Local'; |
| 1294 | break; |
| 1295 | case Debug.ScopeType.With: |
| 1296 | result += 'With, '; |
| 1297 | result += '#' + scope.object.ref + '#'; |
| 1298 | break; |
| 1299 | case Debug.ScopeType.Catch: |
| 1300 | result += 'Catch, '; |
| 1301 | result += '#' + scope.object.ref + '#'; |
| 1302 | break; |
| 1303 | case Debug.ScopeType.Closure: |
| 1304 | result += 'Closure'; |
| 1305 | break; |
| 1306 | default: |
| 1307 | result += 'UNKNOWN'; |
| 1308 | } |
| 1309 | return result; |
| 1310 | } |
| 1311 | |
| 1312 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1313 | function refObjectToString_(protocolPackage, handle) { |
| 1314 | var value = protocolPackage.lookup(handle); |
| 1315 | var result = ''; |
| 1316 | if (value.isString()) { |
| 1317 | result = '"' + value.value() + '"'; |
| 1318 | } else if (value.isPrimitive()) { |
| 1319 | result = value.valueString(); |
| 1320 | } else if (value.isObject()) { |
| 1321 | result += formatObject_(value, true); |
| 1322 | } |
| 1323 | return result; |
| 1324 | } |
| 1325 | |
| 1326 | |
| 1327 | // Rounds number 'num' to 'length' decimal places. |
| 1328 | function roundNumber(num, length) { |
| 1329 | var factor = Math.pow(10, length); |
| 1330 | return Math.round(num * factor) / factor; |
| 1331 | } |
| 1332 | |
| 1333 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1334 | // Convert a JSON response to text for display in a text based debugger. |
| 1335 | function DebugResponseDetails(response) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1336 | var details = { text: '', running: false }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1337 | |
| 1338 | try { |
| 1339 | if (!response.success()) { |
| 1340 | details.text = response.message(); |
| 1341 | return details; |
| 1342 | } |
| 1343 | |
| 1344 | // Get the running state. |
| 1345 | details.running = response.running(); |
| 1346 | |
| 1347 | var body = response.body(); |
| 1348 | var result = ''; |
| 1349 | switch (response.command()) { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1350 | case 'suspend': |
| 1351 | details.text = 'stopped'; |
| 1352 | break; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 1353 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1354 | case 'setbreakpoint': |
| 1355 | result = 'set breakpoint #'; |
| 1356 | result += body.breakpoint; |
| 1357 | details.text = result; |
| 1358 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1359 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1360 | case 'clearbreakpoint': |
| 1361 | result = 'cleared breakpoint #'; |
| 1362 | result += body.breakpoint; |
| 1363 | details.text = result; |
| 1364 | break; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 1365 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1366 | case 'changebreakpoint': |
| 1367 | result = 'successfully changed breakpoint'; |
| 1368 | details.text = result; |
| 1369 | break; |
| 1370 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1371 | case 'listbreakpoints': |
| 1372 | result = 'breakpoints: (' + body.breakpoints.length + ')'; |
| 1373 | for (var i = 0; i < body.breakpoints.length; i++) { |
| 1374 | var breakpoint = body.breakpoints[i]; |
| 1375 | result += '\n id=' + breakpoint.number; |
| 1376 | result += ' type=' + breakpoint.type; |
| 1377 | if (breakpoint.script_id) { |
| 1378 | result += ' script_id=' + breakpoint.script_id; |
| 1379 | } |
| 1380 | if (breakpoint.script_name) { |
| 1381 | result += ' script_name=' + breakpoint.script_name; |
| 1382 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1383 | if (breakpoint.script_regexp) { |
| 1384 | result += ' script_regexp=' + breakpoint.script_regexp; |
| 1385 | } |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1386 | result += ' line=' + (breakpoint.line + 1); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1387 | if (breakpoint.column != null) { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1388 | result += ' column=' + (breakpoint.column + 1); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1389 | } |
| 1390 | if (breakpoint.groupId) { |
| 1391 | result += ' groupId=' + breakpoint.groupId; |
| 1392 | } |
| 1393 | if (breakpoint.ignoreCount) { |
| 1394 | result += ' ignoreCount=' + breakpoint.ignoreCount; |
| 1395 | } |
| 1396 | if (breakpoint.active === false) { |
| 1397 | result += ' inactive'; |
| 1398 | } |
| 1399 | if (breakpoint.condition) { |
| 1400 | result += ' condition=' + breakpoint.condition; |
| 1401 | } |
| 1402 | result += ' hit_count=' + breakpoint.hit_count; |
| 1403 | } |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1404 | if (body.breakpoints.length === 0) { |
| 1405 | result = "No user defined breakpoints\n"; |
| 1406 | } else { |
| 1407 | result += '\n'; |
| 1408 | } |
| 1409 | if (body.breakOnExceptions) { |
| 1410 | result += '* breaking on ALL exceptions is enabled\n'; |
| 1411 | } else if (body.breakOnUncaughtExceptions) { |
| 1412 | result += '* breaking on UNCAUGHT exceptions is enabled\n'; |
| 1413 | } else { |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1414 | result += '* all exception breakpoints are disabled\n'; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1415 | } |
| 1416 | details.text = result; |
| 1417 | break; |
| 1418 | |
| 1419 | case 'setexceptionbreak': |
| 1420 | result = 'Break on ' + body.type + ' exceptions: '; |
| 1421 | result += body.enabled ? 'enabled' : 'disabled'; |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1422 | details.text = result; |
| 1423 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1424 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1425 | case 'backtrace': |
| 1426 | if (body.totalFrames == 0) { |
| 1427 | result = '(empty stack)'; |
| 1428 | } else { |
| 1429 | var result = 'Frames #' + body.fromFrame + ' to #' + |
| 1430 | (body.toFrame - 1) + ' of ' + body.totalFrames + '\n'; |
| 1431 | for (i = 0; i < body.frames.length; i++) { |
| 1432 | if (i != 0) result += '\n'; |
| 1433 | result += body.frames[i].text; |
| 1434 | } |
| 1435 | } |
| 1436 | details.text = result; |
| 1437 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1438 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1439 | case 'frame': |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1440 | if (last_cmd === 'info locals') { |
| 1441 | var locals = body.locals; |
| 1442 | if (locals.length === 0) { |
| 1443 | result = 'No locals'; |
| 1444 | } else { |
| 1445 | for (var i = 0; i < locals.length; i++) { |
| 1446 | var local = locals[i]; |
| 1447 | result += local.name + ' = '; |
| 1448 | result += refObjectToString_(response, local.value.ref); |
| 1449 | result += '\n'; |
| 1450 | } |
| 1451 | } |
| 1452 | } else if (last_cmd === 'info args') { |
| 1453 | var args = body.arguments; |
| 1454 | if (args.length === 0) { |
| 1455 | result = 'No arguments'; |
| 1456 | } else { |
| 1457 | for (var i = 0; i < args.length; i++) { |
| 1458 | var arg = args[i]; |
| 1459 | result += arg.name + ' = '; |
| 1460 | result += refObjectToString_(response, arg.value.ref); |
| 1461 | result += '\n'; |
| 1462 | } |
| 1463 | } |
| 1464 | } else { |
| 1465 | result = SourceUnderline(body.sourceLineText, |
| 1466 | body.column); |
| 1467 | Debug.State.currentSourceLine = body.line; |
| 1468 | Debug.State.currentFrame = body.index; |
| 1469 | Debug.State.displaySourceStartLine = -1; |
| 1470 | Debug.State.displaySourceEndLine = -1; |
| 1471 | } |
| 1472 | details.text = result; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1473 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1474 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1475 | case 'scopes': |
| 1476 | if (body.totalScopes == 0) { |
| 1477 | result = '(no scopes)'; |
| 1478 | } else { |
| 1479 | result = 'Scopes #' + body.fromScope + ' to #' + |
| 1480 | (body.toScope - 1) + ' of ' + body.totalScopes + '\n'; |
| 1481 | for (i = 0; i < body.scopes.length; i++) { |
| 1482 | if (i != 0) { |
| 1483 | result += '\n'; |
| 1484 | } |
| 1485 | result += formatScope_(body.scopes[i]); |
| 1486 | } |
| 1487 | } |
| 1488 | details.text = result; |
| 1489 | break; |
| 1490 | |
| 1491 | case 'scope': |
| 1492 | result += formatScope_(body); |
| 1493 | result += '\n'; |
| 1494 | var scope_object_value = response.lookup(body.object.ref); |
| 1495 | result += formatObject_(scope_object_value, true); |
| 1496 | details.text = result; |
| 1497 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1498 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1499 | case 'evaluate': |
| 1500 | case 'lookup': |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1501 | case 'getobj': |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1502 | if (last_cmd == 'p' || last_cmd == 'print') { |
| 1503 | result = body.text; |
| 1504 | } else { |
| 1505 | var value; |
| 1506 | if (lookup_handle) { |
| 1507 | value = response.bodyValue(lookup_handle); |
| 1508 | } else { |
| 1509 | value = response.bodyValue(); |
| 1510 | } |
| 1511 | if (value.isObject()) { |
| 1512 | result += formatObject_(value, true); |
| 1513 | } else { |
| 1514 | result += 'type: '; |
| 1515 | result += value.type(); |
| 1516 | if (!value.isUndefined() && !value.isNull()) { |
| 1517 | result += ', '; |
| 1518 | if (value.isString()) { |
| 1519 | result += '"'; |
| 1520 | } |
| 1521 | result += value.value(); |
| 1522 | if (value.isString()) { |
| 1523 | result += '"'; |
| 1524 | } |
| 1525 | } |
| 1526 | result += '\n'; |
| 1527 | } |
| 1528 | } |
| 1529 | details.text = result; |
| 1530 | break; |
| 1531 | |
| 1532 | case 'references': |
| 1533 | var count = body.length; |
| 1534 | result += 'found ' + count + ' objects'; |
| 1535 | result += '\n'; |
| 1536 | for (var i = 0; i < count; i++) { |
| 1537 | var value = response.bodyValue(i); |
| 1538 | result += formatObject_(value, false); |
| 1539 | result += '\n'; |
| 1540 | } |
| 1541 | details.text = result; |
| 1542 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1543 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1544 | case 'source': |
| 1545 | // Get the source from the response. |
| 1546 | var source = body.source; |
| 1547 | var from_line = body.fromLine + 1; |
| 1548 | var lines = source.split('\n'); |
| 1549 | var maxdigits = 1 + Math.floor(log10(from_line + lines.length)); |
| 1550 | if (maxdigits < 3) { |
| 1551 | maxdigits = 3; |
| 1552 | } |
| 1553 | var result = ''; |
| 1554 | for (var num = 0; num < lines.length; num++) { |
| 1555 | // Check if there's an extra newline at the end. |
| 1556 | if (num == (lines.length - 1) && lines[num].length == 0) { |
| 1557 | break; |
| 1558 | } |
| 1559 | |
| 1560 | var current_line = from_line + num; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1561 | var spacer = maxdigits - (1 + Math.floor(log10(current_line))); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1562 | if (current_line == Debug.State.currentSourceLine + 1) { |
| 1563 | for (var i = 0; i < maxdigits; i++) { |
| 1564 | result += '>'; |
| 1565 | } |
| 1566 | result += ' '; |
| 1567 | } else { |
| 1568 | for (var i = 0; i < spacer; i++) { |
| 1569 | result += ' '; |
| 1570 | } |
| 1571 | result += current_line + ': '; |
| 1572 | } |
| 1573 | result += lines[num]; |
| 1574 | result += '\n'; |
| 1575 | } |
| 1576 | details.text = result; |
| 1577 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1578 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1579 | case 'scripts': |
| 1580 | var result = ''; |
| 1581 | for (i = 0; i < body.length; i++) { |
| 1582 | if (i != 0) result += '\n'; |
| 1583 | if (body[i].id) { |
| 1584 | result += body[i].id; |
| 1585 | } else { |
| 1586 | result += '[no id]'; |
| 1587 | } |
| 1588 | result += ', '; |
| 1589 | if (body[i].name) { |
| 1590 | result += body[i].name; |
| 1591 | } else { |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1592 | if (body[i].compilationType == Debug.ScriptCompilationType.Eval |
| 1593 | && body[i].evalFromScript |
| 1594 | ) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1595 | result += 'eval from '; |
| 1596 | var script_value = response.lookup(body[i].evalFromScript.ref); |
| 1597 | result += ' ' + script_value.field('name'); |
| 1598 | result += ':' + (body[i].evalFromLocation.line + 1); |
| 1599 | result += ':' + body[i].evalFromLocation.column; |
| 1600 | } else if (body[i].compilationType == |
| 1601 | Debug.ScriptCompilationType.JSON) { |
| 1602 | result += 'JSON '; |
| 1603 | } else { // body[i].compilation == Debug.ScriptCompilationType.Host |
| 1604 | result += '[unnamed] '; |
| 1605 | } |
| 1606 | } |
| 1607 | result += ' (lines: '; |
| 1608 | result += body[i].lineCount; |
| 1609 | result += ', length: '; |
| 1610 | result += body[i].sourceLength; |
| 1611 | if (body[i].type == Debug.ScriptType.Native) { |
| 1612 | result += ', native'; |
| 1613 | } else if (body[i].type == Debug.ScriptType.Extension) { |
| 1614 | result += ', extension'; |
| 1615 | } |
| 1616 | result += '), ['; |
| 1617 | var sourceStart = body[i].sourceStart; |
| 1618 | if (sourceStart.length > 40) { |
| 1619 | sourceStart = sourceStart.substring(0, 37) + '...'; |
| 1620 | } |
| 1621 | result += sourceStart; |
| 1622 | result += ']'; |
| 1623 | } |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1624 | if (body.length == 0) { |
| 1625 | result = "no matching scripts found"; |
| 1626 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1627 | details.text = result; |
| 1628 | break; |
| 1629 | |
| 1630 | case 'threads': |
| 1631 | var result = 'Active V8 threads: ' + body.totalThreads + '\n'; |
| 1632 | body.threads.sort(function(a, b) { return a.id - b.id; }); |
| 1633 | for (i = 0; i < body.threads.length; i++) { |
| 1634 | result += body.threads[i].current ? '*' : ' '; |
| 1635 | result += ' '; |
| 1636 | result += body.threads[i].id; |
| 1637 | result += '\n'; |
| 1638 | } |
| 1639 | details.text = result; |
| 1640 | break; |
| 1641 | |
| 1642 | case 'continue': |
| 1643 | details.text = "(running)"; |
| 1644 | break; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1645 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1646 | case 'v8flags': |
| 1647 | details.text = "flags set"; |
| 1648 | break; |
| 1649 | |
| 1650 | case 'gc': |
| 1651 | details.text = "GC " + body.before + " => " + body.after; |
| 1652 | if (body.after > (1024*1024)) { |
| 1653 | details.text += |
| 1654 | " (" + roundNumber(body.before/(1024*1024), 1) + "M => " + |
| 1655 | roundNumber(body.after/(1024*1024), 1) + "M)"; |
| 1656 | } else if (body.after > 1024) { |
| 1657 | details.text += |
| 1658 | " (" + roundNumber(body.before/1024, 1) + "K => " + |
| 1659 | roundNumber(body.after/1024, 1) + "K)"; |
| 1660 | } |
| 1661 | break; |
| 1662 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1663 | default: |
| 1664 | details.text = |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1665 | 'Response for unknown command \'' + response.command() + '\'' + |
| 1666 | ' (' + response.raw_json() + ')'; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1667 | } |
| 1668 | } catch (e) { |
| 1669 | details.text = 'Error: "' + e + '" formatting response'; |
| 1670 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1671 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1672 | return details; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1673 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1674 | |
| 1675 | |
| 1676 | /** |
| 1677 | * Protocol packages send from the debugger. |
| 1678 | * @param {string} json - raw protocol packet as JSON string. |
| 1679 | * @constructor |
| 1680 | */ |
| 1681 | function ProtocolPackage(json) { |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1682 | this.raw_json_ = json; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1683 | this.packet_ = JSON.parse(json); |
| 1684 | this.refs_ = []; |
| 1685 | if (this.packet_.refs) { |
| 1686 | for (var i = 0; i < this.packet_.refs.length; i++) { |
| 1687 | this.refs_[this.packet_.refs[i].handle] = this.packet_.refs[i]; |
| 1688 | } |
| 1689 | } |
| 1690 | } |
| 1691 | |
| 1692 | |
| 1693 | /** |
| 1694 | * Get the packet type. |
| 1695 | * @return {String} the packet type |
| 1696 | */ |
| 1697 | ProtocolPackage.prototype.type = function() { |
| 1698 | return this.packet_.type; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1699 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1700 | |
| 1701 | |
| 1702 | /** |
| 1703 | * Get the packet event. |
| 1704 | * @return {Object} the packet event |
| 1705 | */ |
| 1706 | ProtocolPackage.prototype.event = function() { |
| 1707 | return this.packet_.event; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1708 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1709 | |
| 1710 | |
| 1711 | /** |
| 1712 | * Get the packet request sequence. |
| 1713 | * @return {number} the packet request sequence |
| 1714 | */ |
| 1715 | ProtocolPackage.prototype.requestSeq = function() { |
| 1716 | return this.packet_.request_seq; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1717 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1718 | |
| 1719 | |
| 1720 | /** |
| 1721 | * Get the packet request sequence. |
| 1722 | * @return {number} the packet request sequence |
| 1723 | */ |
| 1724 | ProtocolPackage.prototype.running = function() { |
| 1725 | return this.packet_.running ? true : false; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1726 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1727 | |
| 1728 | |
| 1729 | ProtocolPackage.prototype.success = function() { |
| 1730 | return this.packet_.success ? true : false; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1731 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1732 | |
| 1733 | |
| 1734 | ProtocolPackage.prototype.message = function() { |
| 1735 | return this.packet_.message; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1736 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1737 | |
| 1738 | |
| 1739 | ProtocolPackage.prototype.command = function() { |
| 1740 | return this.packet_.command; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1741 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1742 | |
| 1743 | |
| 1744 | ProtocolPackage.prototype.body = function() { |
| 1745 | return this.packet_.body; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1746 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1747 | |
| 1748 | |
| 1749 | ProtocolPackage.prototype.bodyValue = function(index) { |
| 1750 | if (index != null) { |
| 1751 | return new ProtocolValue(this.packet_.body[index], this); |
| 1752 | } else { |
| 1753 | return new ProtocolValue(this.packet_.body, this); |
| 1754 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1755 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1756 | |
| 1757 | |
| 1758 | ProtocolPackage.prototype.body = function() { |
| 1759 | return this.packet_.body; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1760 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1761 | |
| 1762 | |
| 1763 | ProtocolPackage.prototype.lookup = function(handle) { |
| 1764 | var value = this.refs_[handle]; |
| 1765 | if (value) { |
| 1766 | return new ProtocolValue(value, this); |
| 1767 | } else { |
| 1768 | return new ProtocolReference(handle); |
| 1769 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1770 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1771 | |
| 1772 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1773 | ProtocolPackage.prototype.raw_json = function() { |
| 1774 | return this.raw_json_; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1775 | }; |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1776 | |
| 1777 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1778 | function ProtocolValue(value, packet) { |
| 1779 | this.value_ = value; |
| 1780 | this.packet_ = packet; |
| 1781 | } |
| 1782 | |
| 1783 | |
| 1784 | /** |
| 1785 | * Get the value type. |
| 1786 | * @return {String} the value type |
| 1787 | */ |
| 1788 | ProtocolValue.prototype.type = function() { |
| 1789 | return this.value_.type; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1790 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1791 | |
| 1792 | |
| 1793 | /** |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1794 | * Get a metadata field from a protocol value. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1795 | * @return {Object} the metadata field value |
| 1796 | */ |
| 1797 | ProtocolValue.prototype.field = function(name) { |
| 1798 | return this.value_[name]; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1799 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1800 | |
| 1801 | |
| 1802 | /** |
| 1803 | * Check is the value is a primitive value. |
| 1804 | * @return {boolean} true if the value is primitive |
| 1805 | */ |
| 1806 | ProtocolValue.prototype.isPrimitive = function() { |
| 1807 | return this.isUndefined() || this.isNull() || this.isBoolean() || |
| 1808 | this.isNumber() || this.isString(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1809 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1810 | |
| 1811 | |
| 1812 | /** |
| 1813 | * Get the object handle. |
| 1814 | * @return {number} the value handle |
| 1815 | */ |
| 1816 | ProtocolValue.prototype.handle = function() { |
| 1817 | return this.value_.handle; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1818 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1819 | |
| 1820 | |
| 1821 | /** |
| 1822 | * Check is the value is undefined. |
| 1823 | * @return {boolean} true if the value is undefined |
| 1824 | */ |
| 1825 | ProtocolValue.prototype.isUndefined = function() { |
| 1826 | return this.value_.type == 'undefined'; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1827 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1828 | |
| 1829 | |
| 1830 | /** |
| 1831 | * Check is the value is null. |
| 1832 | * @return {boolean} true if the value is null |
| 1833 | */ |
| 1834 | ProtocolValue.prototype.isNull = function() { |
| 1835 | return this.value_.type == 'null'; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1836 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1837 | |
| 1838 | |
| 1839 | /** |
| 1840 | * Check is the value is a boolean. |
| 1841 | * @return {boolean} true if the value is a boolean |
| 1842 | */ |
| 1843 | ProtocolValue.prototype.isBoolean = function() { |
| 1844 | return this.value_.type == 'boolean'; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1845 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1846 | |
| 1847 | |
| 1848 | /** |
| 1849 | * Check is the value is a number. |
| 1850 | * @return {boolean} true if the value is a number |
| 1851 | */ |
| 1852 | ProtocolValue.prototype.isNumber = function() { |
| 1853 | return this.value_.type == 'number'; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1854 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1855 | |
| 1856 | |
| 1857 | /** |
| 1858 | * Check is the value is a string. |
| 1859 | * @return {boolean} true if the value is a string |
| 1860 | */ |
| 1861 | ProtocolValue.prototype.isString = function() { |
| 1862 | return this.value_.type == 'string'; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1863 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1864 | |
| 1865 | |
| 1866 | /** |
| 1867 | * Check is the value is an object. |
| 1868 | * @return {boolean} true if the value is an object |
| 1869 | */ |
| 1870 | ProtocolValue.prototype.isObject = function() { |
| 1871 | return this.value_.type == 'object' || this.value_.type == 'function' || |
| 1872 | this.value_.type == 'error' || this.value_.type == 'regexp'; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1873 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1874 | |
| 1875 | |
| 1876 | /** |
| 1877 | * Get the constructor function |
| 1878 | * @return {ProtocolValue} constructor function |
| 1879 | */ |
| 1880 | ProtocolValue.prototype.constructorFunctionValue = function() { |
| 1881 | var ctor = this.value_.constructorFunction; |
| 1882 | return this.packet_.lookup(ctor.ref); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1883 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1884 | |
| 1885 | |
| 1886 | /** |
| 1887 | * Get the __proto__ value |
| 1888 | * @return {ProtocolValue} __proto__ value |
| 1889 | */ |
| 1890 | ProtocolValue.prototype.protoObjectValue = function() { |
| 1891 | var proto = this.value_.protoObject; |
| 1892 | return this.packet_.lookup(proto.ref); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1893 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1894 | |
| 1895 | |
| 1896 | /** |
| 1897 | * Get the number og properties. |
| 1898 | * @return {number} the number of properties |
| 1899 | */ |
| 1900 | ProtocolValue.prototype.propertyCount = function() { |
| 1901 | return this.value_.properties ? this.value_.properties.length : 0; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1902 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1903 | |
| 1904 | |
| 1905 | /** |
| 1906 | * Get the specified property name. |
| 1907 | * @return {string} property name |
| 1908 | */ |
| 1909 | ProtocolValue.prototype.propertyName = function(index) { |
| 1910 | var property = this.value_.properties[index]; |
| 1911 | return property.name; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1912 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1913 | |
| 1914 | |
| 1915 | /** |
| 1916 | * Return index for the property name. |
| 1917 | * @param name The property name to look for |
| 1918 | * @return {number} index for the property name |
| 1919 | */ |
| 1920 | ProtocolValue.prototype.propertyIndex = function(name) { |
| 1921 | for (var i = 0; i < this.propertyCount(); i++) { |
| 1922 | if (this.value_.properties[i].name == name) { |
| 1923 | return i; |
| 1924 | } |
| 1925 | } |
| 1926 | return null; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1927 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1928 | |
| 1929 | |
| 1930 | /** |
| 1931 | * Get the specified property value. |
| 1932 | * @return {ProtocolValue} property value |
| 1933 | */ |
| 1934 | ProtocolValue.prototype.propertyValue = function(index) { |
| 1935 | var property = this.value_.properties[index]; |
| 1936 | return this.packet_.lookup(property.ref); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1937 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1938 | |
| 1939 | |
| 1940 | /** |
| 1941 | * Check is the value is a string. |
| 1942 | * @return {boolean} true if the value is a string |
| 1943 | */ |
| 1944 | ProtocolValue.prototype.value = function() { |
| 1945 | return this.value_.value; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1946 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1947 | |
| 1948 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1949 | ProtocolValue.prototype.valueString = function() { |
| 1950 | return this.value_.text; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1951 | }; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 1952 | |
| 1953 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1954 | function ProtocolReference(handle) { |
| 1955 | this.handle_ = handle; |
| 1956 | } |
| 1957 | |
| 1958 | |
| 1959 | ProtocolReference.prototype.handle = function() { |
| 1960 | return this.handle_; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1961 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1962 | |
| 1963 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1964 | // A more universal stringify that supports more types than JSON. |
| 1965 | // Used by the d8 shell to output results. |
| 1966 | var stringifyDepthLimit = 4; // To avoid crashing on cyclic objects |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1967 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1968 | function Stringify(x, depth) { |
| 1969 | if (depth === undefined) |
| 1970 | depth = stringifyDepthLimit; |
| 1971 | else if (depth === 0) |
| 1972 | return "*"; |
| 1973 | switch (typeof x) { |
| 1974 | case "undefined": |
| 1975 | return "undefined"; |
| 1976 | case "boolean": |
| 1977 | case "number": |
| 1978 | case "function": |
| 1979 | return x.toString(); |
| 1980 | case "string": |
| 1981 | return "\"" + x.toString() + "\""; |
| 1982 | case "symbol": |
| 1983 | return x.toString(); |
| 1984 | case "object": |
| 1985 | if (IS_NULL(x)) return "null"; |
| 1986 | if (x.constructor && x.constructor.name === "Array") { |
| 1987 | var elems = []; |
| 1988 | for (var i = 0; i < x.length; ++i) { |
| 1989 | elems.push( |
| 1990 | {}.hasOwnProperty.call(x, i) ? Stringify(x[i], depth - 1) : ""); |
| 1991 | } |
| 1992 | return "[" + elems.join(", ") + "]"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1993 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1994 | try { |
| 1995 | var string = String(x); |
| 1996 | if (string && string !== "[object Object]") return string; |
| 1997 | } catch(e) {} |
| 1998 | var props = []; |
| 1999 | var names = Object.getOwnPropertyNames(x); |
| 2000 | names = names.concat(Object.getOwnPropertySymbols(x)); |
| 2001 | for (var i in names) { |
| 2002 | var name = names[i]; |
| 2003 | var desc = Object.getOwnPropertyDescriptor(x, name); |
| 2004 | if (IS_UNDEFINED(desc)) continue; |
| 2005 | if (IS_SYMBOL(name)) name = "[" + Stringify(name) + "]"; |
| 2006 | if ("value" in desc) { |
| 2007 | props.push(name + ": " + Stringify(desc.value, depth - 1)); |
| 2008 | } |
| 2009 | if (desc.get) { |
| 2010 | var getter = Stringify(desc.get); |
| 2011 | props.push("get " + name + getter.slice(getter.indexOf('('))); |
| 2012 | } |
| 2013 | if (desc.set) { |
| 2014 | var setter = Stringify(desc.set); |
| 2015 | props.push("set " + name + setter.slice(setter.indexOf('('))); |
| 2016 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2017 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2018 | return "{" + props.join(", ") + "}"; |
| 2019 | default: |
| 2020 | return "[crazy non-standard shit]"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2021 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2022 | } |