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Account for interfaces.

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This commit is contained in:
Daniel Rosenwasser 2015-06-04 14:37:22 -07:00
parent 8af07ee0c0
commit 047d3aef19
1 changed files with 12 additions and 4 deletions
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16
src/compiler/parser.ts
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@ -3986,7 +3986,6 @@ module ts {
case SyntaxKind.EnumKeyword:
case SyntaxKind.ExportKeyword:
case SyntaxKind.ImportKeyword:
case SyntaxKind.InterfaceKeyword:
case SyntaxKind.PrivateKeyword:
case SyntaxKind.ProtectedKeyword:
case SyntaxKind.PublicKeyword:
@ -3996,8 +3995,8 @@ module ts {
}
break;
// 'declare', 'module', 'namespace', and 'type' are all legal JavaScript identifiers when ASI
// takes effect. In such cases, we cannot parse out the "expected" declarations. For instance, while
// 'declare', 'module', 'namespace', 'interface'* and 'type' are all legal JavaScript identifiers when
// ASI takes effect. In such cases, we cannot parse out the "expected" declarations. For instance, while
//
// namespace n
//
@ -4008,6 +4007,14 @@ module ts {
//
// as the identifier 'namespace' on one line followed by the identifier 'n' on another.
// We need to look one token ahead to see if it permissible to try parsing a declaration.
//
// *Note*: 'interface' is actually a strict mode reserved word. So while
//
// "use strict"
// interface
// I {}
//
// could be legal, it would add complexity for very little gain.
case SyntaxKind.DeclareKeyword:
if (lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine) && getDeclarationFlags() & flags) {
return parseDeclaration();
@ -4018,6 +4025,7 @@ module ts {
return parseDeclaration();
}
break;
case SyntaxKind.InterfaceKeyword:
case SyntaxKind.NamespaceKeyword:
case SyntaxKind.TypeKeyword:
if (lookAhead(nextTokenIsIdentifierOnSameLine) && getDeclarationFlags() & flags) {
@ -4616,7 +4624,7 @@ module ts {
function parseModuleBlock(): ModuleBlock {
let node = <ModuleBlock>createNode(SyntaxKind.ModuleBlock, scanner.getStartPos());
if (parseExpected(SyntaxKind.OpenBraceToken)) {
node.statements = parseList(ParsingContext.ModuleElements, /*checkForStrictMode*/false, parseModuleElement);
node.statements = parseList(ParsingContext.ModuleElements, /*checkForStrictMode*/ false, parseModuleElement);
parseExpected(SyntaxKind.CloseBraceToken);
}
else {