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codeql-action/node_modules/jsx-ast-utils/lib/values/expressions/LogicalExpression.js
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'use strict'; | |
Object.defineProperty(exports, "__esModule", { | |
value: true | |
}); | |
exports.default = extractValueFromLogicalExpression; | |
/** | |
* Extractor function for a LogicalExpression type value node. | |
* A logical expression is `a && b` or `a || b`, so we evaluate both sides | |
* and return the extracted value of the expression. | |
* | |
* @param - value - AST Value object with type `LogicalExpression` | |
* @returns - The extracted value converted to correct type. | |
*/ | |
function extractValueFromLogicalExpression(value) { | |
// eslint-disable-next-line global-require | |
var getValue = require('.').default; | |
var operator = value.operator, | |
left = value.left, | |
right = value.right; | |
var leftVal = getValue(left); | |
var rightVal = getValue(right); | |
if (operator === '&&') { | |
return leftVal && rightVal; | |
} | |
if (operator === '??') { | |
// return leftVal ?? rightVal; // TODO: update to babel 7 | |
return leftVal === null || typeof leftVal === 'undefined' ? rightVal : leftVal; | |
} | |
return leftVal || rightVal; | |
} |