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Unify accessor declaration parsing.

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This commit is contained in:
Cyrus Najmabadi
2014-12-10 23:33:30 -08:00
parent ba0fd4453d
commit 12f8bfb687
3 changed files with 31 additions and 13 deletions
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32
src/compiler/parser.ts
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@@ -3438,14 +3438,24 @@ module ts {
return finishNode(node);
}
function tryParseAccessorDeclaration(fullStart: number, modifiers: ModifiersArray): AccessorDeclaration {
if (parseContextualModifier(SyntaxKind.GetKeyword)) {
return parseAccessorDeclaration(SyntaxKind.GetAccessor, fullStart, modifiers);
}
else if (parseContextualModifier(SyntaxKind.SetKeyword)) {
return parseAccessorDeclaration(SyntaxKind.SetAccessor, fullStart, modifiers);
}
return undefined;
}
function parseObjectLiteralElement(): ObjectLiteralElement {
var fullStart = scanner.getStartPos();
var initialToken = token;
var modifiers = parseModifiers();
if (parseContextualModifier(SyntaxKind.GetKeyword) || parseContextualModifier(SyntaxKind.SetKeyword)) {
var kind = initialToken === SyntaxKind.GetKeyword ? SyntaxKind.GetAccessor : SyntaxKind.SetAccessor;
return parseAccessorDeclaration(kind, fullStart, modifiers);
var accessor = tryParseAccessorDeclaration(fullStart, modifiers);
if (accessor) {
return accessor;
}
var asteriskToken = parseOptionalToken(SyntaxKind.AsteriskToken);
@@ -4216,18 +4226,20 @@ module ts {
function parseClassElement(): ClassElement {
var fullStart = getNodePos();
var modifiers = parseModifiers();
if (parseContextualModifier(SyntaxKind.GetKeyword)) {
return parseAccessorDeclaration(SyntaxKind.GetAccessor, fullStart, modifiers);
}
if (parseContextualModifier(SyntaxKind.SetKeyword)) {
return parseAccessorDeclaration(SyntaxKind.SetAccessor, fullStart, modifiers);
var accessor = tryParseAccessorDeclaration(fullStart, modifiers);
if (accessor) {
return accessor;
}
if (token === SyntaxKind.ConstructorKeyword) {
return parseConstructorDeclaration(fullStart, modifiers);
}
if (isIndexSignature()) {
return parseIndexSignatureDeclaration(modifiers);
}
// It is very important that we check this *after* checking indexers because
// the [ token can start an index signature or a computed property name
if (isIdentifierOrKeyword() ||