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add asserts for cases when containing list cannot be determined

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This commit is contained in:
Vladimir Matveev 2017-03-14 17:17:16 -07:00
parent 5775d27e32
commit 323aa3a56c
1 changed files with 2 additions and 0 deletions
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2
src/services/textChanges.ts
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@ -190,6 +190,7 @@ namespace ts.textChanges {
public deleteNodeInList(sourceFile: SourceFile, node: Node) {
const containingList = formatting.SmartIndenter.getContainingList(node, sourceFile);
if (!containingList) {
Debug.fail("node is not a list element");
return this;
}
const index = containingList.indexOf(node);
@ -260,6 +261,7 @@ namespace ts.textChanges {
public insertNodeInListAfter(sourceFile: SourceFile, after: Node, newNode: Node) {
const containingList = formatting.SmartIndenter.getContainingList(after, sourceFile);
if (!containingList) {
Debug.fail("node is not a list element");
return this;
}
const index = containingList.indexOf(after);