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30 lines
1.1 KiB
30 lines
1.1 KiB
'use strict'; |
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Object.defineProperty(exports, "__esModule", { |
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value: true |
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}); |
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exports.default = extractValueFromBindExpression; |
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/** |
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* Extractor function for a BindExpression type value node. |
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* A bind expression looks like `::this.foo` |
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* This will return `this.foo.bind(this)` as the value to indicate its existence, |
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* since we can not execute the function this.foo.bind(this) in a static environment. |
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* |
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* @param - value - AST Value object with type `BindExpression` |
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* @returns - The extracted value converted to correct type. |
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*/ |
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function extractValueFromBindExpression(value) { |
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// eslint-disable-next-line global-require |
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var getValue = require('.').default; |
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var callee = getValue(value.callee); |
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// If value.object === null, the callee must be a MemberExpression. |
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// https://github.com/babel/babylon/blob/master/ast/spec.md#bindexpression |
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var object = value.object === null ? getValue(value.callee.object) : getValue(value.object); |
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if (value.object && value.object.property) { |
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return object + '.' + callee + '.bind(' + object + ')'; |
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} |
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return callee + '.bind(' + object + ')'; |
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} |