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Merge pull request #15624 from Microsoft/fix15603

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Fix var emit order for converted loops
This commit is contained in:
Ron Buckton
2017-05-05 17:48:30 -07:00
committed by GitHub
parent 681f33ef4a ada4b3d4d8
commit 83da3268ed
5 changed files with 77 additions and 1 deletions
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3
src/compiler/transformers/es2015.ts
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@@ -2009,13 +2009,14 @@ namespace ts {
}
else {
assignment = createBinary(<Identifier>decl.name, SyntaxKind.EqualsToken, visitNode(decl.initializer, visitor, isExpression));
setTextRange(assignment, decl);
}
assignments = append(assignments, assignment);
}
}
if (assignments) {
updated = setTextRange(createStatement(reduceLeft(assignments, (acc, v) => createBinary(v, SyntaxKind.CommaToken, acc))), node);
updated = setTextRange(createStatement(inlineExpressions(assignments)), node);
}
else {
// none of declarations has initializer - the entire variable statement can be deleted