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Fix completions when writing spread expression

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Fixes #29234
This commit is contained in:
Sheetal Nandi 2019-03-13 14:25:43 -07:00
parent b762d6205e
commit 12d736f0a4
2 changed files with 20 additions and 0 deletions
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8
src/services/completions.ts
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@ -703,6 +703,14 @@ namespace ts.Completions {
case SyntaxKind.PropertyAccessExpression:
propertyAccessToConvert = parent as PropertyAccessExpression;
node = propertyAccessToConvert.expression;
if (node.end === contextToken.pos &&
isCallExpression(node) &&
node.getChildCount(sourceFile) &&
last(node.getChildren(sourceFile)).kind !== SyntaxKind.CloseParenToken) {
// This is likely dot from incorrectly parsed call expression and user is starting to write spread
// eg: Math.min(./**/)
return undefined;
}
break;
case SyntaxKind.QualifiedName:
node = (parent as QualifiedName).left;

12
tests/cases/fourslash/completionsWritingSpreadArgument.ts Normal file
View File

@ -0,0 +1,12 @@
/// <reference path='fourslash.ts'/>
////
//// const [] = [Math.min(./*marker*/)]
////
goTo.marker("marker");
verify.completions({ exact: undefined });
edit.insert(".");
verify.completions({ exact: undefined });
edit.insert(".");
verify.completions({ exact: completion.globals });