Fix uncalled function check usage detection for && expressions #49157
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@typescript-bot cherry-pick this to release-4.7 |
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Heya @andrewbranch, I've started to run the task to cherry-pick this into |
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Hey @andrewbranch, I've opened #49167 for you. |
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Component commits: 8d1095d Fix uncalled function check usage detection for && expressions
RyanCavanaugh
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May 18, 2022
| @@ -38001,7 +38001,7 @@ namespace ts { | |||
| const childSymbol = getSymbolAtLocation(childNode); | |||
| if (childSymbol && childSymbol === testedSymbol) { | |||
| // If the test was a simple identifier, the above check is sufficient | |||
| if (isIdentifier(expr)) { | |||
| if (isIdentifier(expr) || isIdentifier(testedNode) && isBinaryExpression(testedNode.parent)) { | |||
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What doesn't work if you just rewrite this as
Suggested change
| if (isIdentifier(expr) || isIdentifier(testedNode) && isBinaryExpression(testedNode.parent)) { | |
| if (isIdentifier(testedNode) && isBinaryExpression(testedNode.parent)) { |
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if (onChange) onChange()
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Component commits: 8d1095d Fix uncalled function check usage detection for && expressions Co-authored-by: Andrew Branch <andrew@wheream.io>
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Fixes #49155
I believe we didn't analyze this pattern for uncalled functions at all until #42835, and this case was just never tested.