Implement help command for dicttoolkit.
Bug: 10059681
Change-Id: I0cadf1f80103136cdac5c00b6fca4d81b4bf7384
diff --git a/native/dicttoolkit/src/command_executors/diff_executor.cpp b/native/dicttoolkit/src/command_executors/diff_executor.cpp
index 1fe90a9..077a400 100644
--- a/native/dicttoolkit/src/command_executors/diff_executor.cpp
+++ b/native/dicttoolkit/src/command_executors/diff_executor.cpp
@@ -28,5 +28,11 @@
return 0;
}
+/* static */ void DiffExecutor::printUsage() {
+ printf("*** %s\n", COMMAND_NAME);
+ printf("Usage: %s\n", COMMAND_NAME);
+ printf("Shows differences between two dictionaries.\n\n");
+}
+
} // namespace dicttoolkit
} // namespace latinime
diff --git a/native/dicttoolkit/src/command_executors/diff_executor.h b/native/dicttoolkit/src/command_executors/diff_executor.h
index 5b4e9e6..fc8dc0d 100644
--- a/native/dicttoolkit/src/command_executors/diff_executor.h
+++ b/native/dicttoolkit/src/command_executors/diff_executor.h
@@ -27,6 +27,7 @@
static const char *const COMMAND_NAME;
static int run(const int argc, char **argv);
+ static void printUsage();
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(DiffExecutor);
diff --git a/native/dicttoolkit/src/command_executors/header_executor.cpp b/native/dicttoolkit/src/command_executors/header_executor.cpp
index ec2ca81..068a62c 100644
--- a/native/dicttoolkit/src/command_executors/header_executor.cpp
+++ b/native/dicttoolkit/src/command_executors/header_executor.cpp
@@ -28,5 +28,11 @@
return 0;
}
+/* static */ void HeaderExecutor::printUsage() {
+ printf("*** %s\n", COMMAND_NAME);
+ printf("Usage: %s\n", COMMAND_NAME);
+ printf("Prints the header contents of a dictionary file.\n\n");
+}
+
} // namespace dicttoolkit
} // namespace latinime
diff --git a/native/dicttoolkit/src/command_executors/header_executor.h b/native/dicttoolkit/src/command_executors/header_executor.h
index b482e6b..4cdeb1a 100644
--- a/native/dicttoolkit/src/command_executors/header_executor.h
+++ b/native/dicttoolkit/src/command_executors/header_executor.h
@@ -27,6 +27,7 @@
static const char *const COMMAND_NAME;
static int run(const int argc, char **argv);
+ static void printUsage();
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(HeaderExecutor);
diff --git a/native/dicttoolkit/src/command_executors/help_executor.cpp b/native/dicttoolkit/src/command_executors/help_executor.cpp
index dba9f79..bd29a5b 100644
--- a/native/dicttoolkit/src/command_executors/help_executor.cpp
+++ b/native/dicttoolkit/src/command_executors/help_executor.cpp
@@ -17,6 +17,14 @@
#include "command_executors/help_executor.h"
#include <cstdio>
+#include <functional>
+#include <vector>
+
+#include "command_executors/diff_executor.h"
+#include "command_executors/header_executor.h"
+#include "command_executors/info_executor.h"
+#include "command_executors/makedict_executor.h"
+#include "utils/command_utils.h"
namespace latinime {
namespace dicttoolkit {
@@ -24,9 +32,21 @@
const char *const HelpExecutor::COMMAND_NAME = "help";
/* static */ int HelpExecutor::run(const int argc, char **argv) {
- fprintf(stderr, "Command '%s' has not been implemented yet.\n", COMMAND_NAME);
+ printf("Available commands:\n\n");
+ const std::vector<std::function<void(void)>> printUsageMethods = {DiffExecutor::printUsage,
+ HeaderExecutor::printUsage, InfoExecutor::printUsage, MakedictExecutor::printUsage,
+ printUsage};
+ for (const auto &printUsageMethod : printUsageMethods) {
+ printUsageMethod();
+ }
return 0;
}
+/* static */ void HelpExecutor::printUsage() {
+ printf("*** %s\n", COMMAND_NAME);
+ printf("Usage: %s\n", COMMAND_NAME);
+ printf("Show this help list.\n\n");
+}
+
} // namespace dicttoolkit
} // namespace latinime
diff --git a/native/dicttoolkit/src/command_executors/help_executor.h b/native/dicttoolkit/src/command_executors/help_executor.h
index 245fda9..280610e 100644
--- a/native/dicttoolkit/src/command_executors/help_executor.h
+++ b/native/dicttoolkit/src/command_executors/help_executor.h
@@ -27,6 +27,7 @@
static const char *const COMMAND_NAME;
static int run(const int argc, char **argv);
+ static void printUsage();
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(HelpExecutor);
diff --git a/native/dicttoolkit/src/command_executors/info_executor.cpp b/native/dicttoolkit/src/command_executors/info_executor.cpp
index 5c9a636..c4d84ca 100644
--- a/native/dicttoolkit/src/command_executors/info_executor.cpp
+++ b/native/dicttoolkit/src/command_executors/info_executor.cpp
@@ -28,5 +28,11 @@
return 0;
}
+/* static */ void InfoExecutor::printUsage() {
+ printf("*** %s\n", COMMAND_NAME);
+ printf("Usage: %s\n", COMMAND_NAME);
+ printf("Prints various information about a dictionary file.\n\n");
+}
+
} // namespace dicttoolkit
} // namespace latinime
diff --git a/native/dicttoolkit/src/command_executors/info_executor.h b/native/dicttoolkit/src/command_executors/info_executor.h
index b42bc0e..4ffa74f 100644
--- a/native/dicttoolkit/src/command_executors/info_executor.h
+++ b/native/dicttoolkit/src/command_executors/info_executor.h
@@ -27,6 +27,7 @@
static const char *const COMMAND_NAME;
static int run(const int argc, char **argv);
+ static void printUsage();
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(InfoExecutor);
diff --git a/native/dicttoolkit/src/command_executors/makedict_executor.cpp b/native/dicttoolkit/src/command_executors/makedict_executor.cpp
index 5466a59..ea62e3c 100644
--- a/native/dicttoolkit/src/command_executors/makedict_executor.cpp
+++ b/native/dicttoolkit/src/command_executors/makedict_executor.cpp
@@ -28,5 +28,13 @@
return 0;
}
+/* static */ void MakedictExecutor::printUsage() {
+ printf("*** %s\n", COMMAND_NAME);
+ printf("Usage: %s\n", COMMAND_NAME);
+ printf("Converts a source dictionary file to one or several outputs.\n"
+ "Source can be a binary dictionary file or a combined format file.\n"
+ "Binary version 2 (Jelly Bean), 4, and combined format outputs are supported.\n\n");
+}
+
} // namespace dicttoolkit
} // namespace latinime
diff --git a/native/dicttoolkit/src/command_executors/makedict_executor.h b/native/dicttoolkit/src/command_executors/makedict_executor.h
index 466d1f7..ae1309f 100644
--- a/native/dicttoolkit/src/command_executors/makedict_executor.h
+++ b/native/dicttoolkit/src/command_executors/makedict_executor.h
@@ -27,6 +27,7 @@
static const char *const COMMAND_NAME;
static int run(const int argc, char **argv);
+ static void printUsage();
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(MakedictExecutor);