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buildSymbolDisplay: Handle alias parentSymbol

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This commit is contained in:
Andy Hanson 2017-05-18 10:15:37 -07:00
parent 5e20c1ce11
commit 8894915d1a
2 changed files with 19 additions and 3 deletions
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6
src/compiler/checker.ts
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@ -2027,7 +2027,7 @@ namespace ts {
ts.forEach(symbolFromSymbolTable.declarations, isExternalModuleImportEqualsDeclaration)) {
const resolvedImportedSymbol = resolveAlias(symbolFromSymbolTable);
if (isAccessible(symbolFromSymbolTable, resolveAlias(symbolFromSymbolTable))) {
if (isAccessible(symbolFromSymbolTable, resolvedImportedSymbol)) {
return [symbolFromSymbolTable];
}
@ -3087,8 +3087,8 @@ namespace ts {
// Write type arguments of instantiated class/interface here
if (flags & SymbolFormatFlags.WriteTypeParametersOrArguments) {
if (getCheckFlags(symbol) & CheckFlags.Instantiated) {
buildDisplayForTypeArgumentsAndDelimiters(getTypeParametersOfClassOrInterface(parentSymbol),
(<TransientSymbol>symbol).mapper, writer, enclosingDeclaration);
const params = getTypeParametersOfClassOrInterface(symbol.flags & SymbolFlags.Alias ? resolveAlias(symbol) : symbol);
buildDisplayForTypeArgumentsAndDelimiters(params, (<TransientSymbol>symbol).mapper, writer, enclosingDeclaration);
}
else {
buildTypeParameterDisplayFromSymbol(parentSymbol, writer, enclosingDeclaration);

16
tests/cases/fourslash/quickInfoOnMethodOfImportEquals.ts Normal file
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@ -0,0 +1,16 @@
/// <reference path="fourslash.ts" />
// Test for https://github.com/Microsoft/TypeScript/issues/15931
// @Filename: /a.d.ts
////declare class C<T> {
//// m(): void;
////}
////export = C;
// @Filename: /b.ts
////import C = require("./a");
////declare var x: C<number>;
////x./**/m;
verify.quickInfoAt("", "(method) C<number>.m(): void", undefined);