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Fix bug: IfStatement#elseStatement can be undefined (#23467)

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Andy 2018-04-17 10:41:53 -07:00 committed by GitHub
parent ca53993e41
commit d009d8efcf
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src/services/outliningElementsCollector.ts
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@ -21,7 +21,7 @@ namespace ts.OutliningElementsCollector {
if (span) out.push(span);
depthRemaining--;
if (isIfStatement(n) && isIfStatement(n.elseStatement)) {
if (isIfStatement(n) && n.elseStatement && isIfStatement(n.elseStatement)) {
// Consider an 'else if' to be on the same depth as the 'if'.
walk(n.expression);
walk(n.thenStatement);