mirror of https://github.com/tc39/test262.git
31 lines
1.1 KiB
JavaScript
31 lines
1.1 KiB
JavaScript
// Copyright (C) 2016 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es6id: 13.15.8
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description: Completion value from `catch` clause of a try..catch statement
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info: >
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TryStatement : try Block Catch
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1. Let B be the result of evaluating Block.
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2. If B.[[type]] is throw, then
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a. Let C be CatchClauseEvaluation of Catch with parameter B.[[value]].
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3. Else B.[[type]] is not throw,
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[...]
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4. If C.[[type]] is return, or C.[[type]] is throw, return Completion(C).
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5. If C.[[value]] is not empty, return Completion(C).
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6. Return Completion{[[type]]: C.[[type]], [[value]]: undefined,
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[[target]]: C.[[target]]}.
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13.15.7 Runtime Semantics: CatchClauseEvaluation
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Catch : catch ( CatchParameter ) Block
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[...]
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7. Let B be the result of evaluating Block.
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8. Set the running execution context’s LexicalEnvironment to oldEnv.
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9. Return Completion(B).
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---*/
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assert.sameValue(eval('1; try { throw null; } catch (err) { }'), undefined);
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assert.sameValue(eval('2; try { throw null; } catch (err) { 3; }'), 3);
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