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Guess 1: null check is missing; Guess 2: ternary does the appropriate check

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Andrew Casey
2017-05-25 14:00:11 -07:00
parent 928da675ac
commit 95b5a691d4
1 changed files with 1 additions and 1 deletions
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2
src/server/project.ts
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@@ -646,7 +646,7 @@ namespace ts.server {
const added: string[] = [];
const removed: string[] = [];
const updated: string[] = arrayFrom(updatedFileNames.keys());
const updated: string[] = updatedFileNames ? arrayFrom(updatedFileNames.keys()) : [];
forEachKey(currentFiles, id => {
if (!lastReportedFileNames.has(id)) {