Fix parsing error in exponent expressions with unary left-hand sides.

jquery / esprima

ECMAScript parsing infrastructure for multipurpose analysis

http://esprima.org

BSD 2-Clause "Simplified" License

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Fix parsing error in exponent expressions with unary left-hand sides. #2070

Open luiscubal opened 3 years ago

luiscubal commented 3 years ago

Esprima (correctly) rejects expressions like -12. However, expressions like (-1)2 are valid but still rejected. This commit fixes this issue by identifying when the left operand is parenthesized.

Fixes https://github.com/jquery/esprima/issues/1981