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Fix issue #4603

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This commit is contained in:
vilicvane 2015-09-04 21:47:28 +08:00
parent dc86736820
commit 856f2d895c
1 changed files with 12 additions and 1 deletions
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13
src/compiler/emitter.ts
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@ -898,6 +898,16 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, Promi
}
}
function getEmittingNumericLiteralText(node: LiteralExpression): string {
let text = getLiteralText(node);
if (languageVersion < ScriptTarget.ES6 && isBinaryOrOctalIntegerLiteral(node, text)) {
return node.text;
} else {
return text;
}
}
function getLiteralText(node: LiteralExpression) {
// Any template literal or string literal with an extended escape
// (e.g. "\u{0067}") will need to be downleveled as a escaped string literal.
@ -2352,7 +2362,8 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, Promi
operand.kind !== SyntaxKind.PostfixUnaryExpression &&
operand.kind !== SyntaxKind.NewExpression &&
!(operand.kind === SyntaxKind.CallExpression && node.parent.kind === SyntaxKind.NewExpression) &&
!(operand.kind === SyntaxKind.FunctionExpression && node.parent.kind === SyntaxKind.CallExpression)) {
!(operand.kind === SyntaxKind.FunctionExpression && node.parent.kind === SyntaxKind.CallExpression) &&
!(operand.kind === SyntaxKind.NumericLiteral && node.parent.kind === SyntaxKind.PropertyAccessExpression && !/^0[box]|[e.]/i.test(getEmittingNumericLiteralText(<LiteralExpression>operand)))) {
emit(operand);
return;
}