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Do not add extra space for ommited expressions.

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This commit is contained in:
Mohamed Hegazy
2016-02-24 13:25:08 -08:00
parent 8b9afce894
commit 4bf5f82e83
9 changed files with 39 additions and 40 deletions
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27
src/compiler/checker.ts
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@@ -2211,23 +2211,22 @@ namespace ts {
function buildBindingElementDisplay(bindingElement: BindingElement, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags, symbolStack?: Symbol[]) {
if (bindingElement.kind === SyntaxKind.OmittedExpression) {
writeSpace(writer);
return;
}
else if (bindingElement.kind === SyntaxKind.BindingElement) {
if (bindingElement.propertyName) {
writer.writeSymbol(getTextOfNode(bindingElement.propertyName), bindingElement.symbol);
writePunctuation(writer, SyntaxKind.ColonToken);
Debug.assert(bindingElement.kind === SyntaxKind.BindingElement);
if (bindingElement.propertyName) {
writer.writeSymbol(getTextOfNode(bindingElement.propertyName), bindingElement.symbol);
writePunctuation(writer, SyntaxKind.ColonToken);
}
if (bindingElement.name) {
if (isBindingPattern(bindingElement.name)) {
buildBindingPatternDisplay(<BindingPattern>bindingElement.name, writer, enclosingDeclaration, flags, symbolStack);
}
if (bindingElement.name) {
if (isBindingPattern(bindingElement.name)) {
buildBindingPatternDisplay(<BindingPattern>bindingElement.name, writer, enclosingDeclaration, flags, symbolStack);
}
else {
if (bindingElement.dotDotDotToken) {
writePunctuation(writer, SyntaxKind.DotDotDotToken);
}
appendSymbolNameOnly(bindingElement.symbol, writer);
else {
if (bindingElement.dotDotDotToken) {
writePunctuation(writer, SyntaxKind.DotDotDotToken);
}
appendSymbolNameOnly(bindingElement.symbol, writer);
}
}
}