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Support the '--watch' compiler flag.

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This commit is contained in:
Daniel Rosenwasser
2014-07-31 13:27:12 -07:00
parent fee596b2d5
commit 617910b3d4
8 changed files with 177 additions and 36 deletions
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16
src/compiler/commandLineParser.ts
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@@ -11,9 +11,10 @@ module ts {
"o": "out",
"t": "target",
"v": "version",
"w": "watch",
};
var options: CommandLineOption[] = [
var optionDeclarations: CommandLineOption[] = [
{ name: "charset", type: "string" },
{ name: "codepage", type: "number" },
{ name: "declaration", type: "boolean" },
@@ -32,14 +33,15 @@ module ts {
{ name: "sourceMap", type: "boolean" },
{ name: "sourceRoot", type: "string" },
{ name: "target", type: { "es3": ScriptTarget.ES3, "es5": ScriptTarget.ES5 }, error: Diagnostics.Argument_for_target_option_must_be_es3_or_es5 },
{ name: "version", type: "boolean" }
{ name: "version", type: "boolean" },
{ name: "watch", type: "boolean" },
];
// Map command line switches to compiler options' property descriptors. Keys must be lower case spellings of command line switches.
// The 'name' property specifies the property name in the CompilerOptions type. The 'type' property specifies the type of the option.
var optionDeclarations: Map<CommandLineOption> = {};
forEach(options, option => {
optionDeclarations[option.name.toLowerCase()] = option;
var optionMap: Map<CommandLineOption> = {};
forEach(optionDeclarations, option => {
optionMap[option.name.toLowerCase()] = option;
});
export function parseCommandLine(commandLine: string[]): ParsedCommandLine {
@@ -73,8 +75,8 @@ module ts {
s = shortOptionNames[s];
}
if (hasProperty(optionDeclarations, s)) {
var opt = optionDeclarations[s];
if (hasProperty(optionMap, s)) {
var opt = optionMap[s];
// Check to see if no argument was provided (e.g. "--locale" is the last command-line argument).
if (!args[i] && opt.type !== "boolean") {