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fix #14187, forIn should allow non primitive object as right hand side

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Herrington Darkholme
2017-02-22 10:06:34 +08:00
parent b4d2b1db0d
commit 51966076d4
12 changed files with 129 additions and 2 deletions
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src/compiler/checker.ts
+2 -2
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@@ -1,4 +1,4 @@
/// <reference path="moduleNameResolver.ts"/>
/// <reference path="moduleNameResolver.ts"/>
/// <reference path="binder.ts"/>
/* @internal */
@@ -18606,7 +18606,7 @@ namespace ts {
// unknownType is returned i.e. if node.expression is identifier whose name cannot be resolved
// in this case error about missing name is already reported - do not report extra one
if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, TypeFlags.Object | TypeFlags.TypeVariable)) {
if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, TypeFlags.Object | TypeFlags.TypeVariable | TypeFlags.NonPrimitive)) {
error(node.expression, Diagnostics.The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter);
}