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Don't crash on no args

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This commit is contained in:
Ryan Cavanaugh 2018-06-05 14:14:16 -07:00
parent e40778070e
commit 449d60cdff
1 changed files with 1 additions and 1 deletions
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2
src/compiler/tsc.ts
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@ -49,7 +49,7 @@ namespace ts {
}
export function executeCommandLine(args: string[]): void {
if ((args[0].toLowerCase() === "--build") || (args[0].toLowerCase() === "-b")) {
if (args.length > 0 && ((args[0].toLowerCase() === "--build") || (args[0].toLowerCase() === "-b"))) {
return performBuild(createCompilerHost({}), createDiagnosticReporter(sys), args.slice(1), sys);
}