You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
30 lines
1.1 KiB
30 lines
1.1 KiB
'use strict';
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = extractValueFromBindExpression;
|
|
/**
|
|
* Extractor function for a BindExpression type value node.
|
|
* A bind expression looks like `::this.foo`
|
|
* This will return `this.foo.bind(this)` as the value to indicate its existence,
|
|
* since we can not execute the function this.foo.bind(this) in a static environment.
|
|
*
|
|
* @param - value - AST Value object with type `BindExpression`
|
|
* @returns - The extracted value converted to correct type.
|
|
*/
|
|
function extractValueFromBindExpression(value) {
|
|
// eslint-disable-next-line global-require
|
|
var getValue = require('./index.js').default;
|
|
var callee = getValue(value.callee);
|
|
|
|
// If value.object === null, the callee must be a MemberExpression.
|
|
// https://github.com/babel/babylon/blob/master/ast/spec.md#bindexpression
|
|
var object = value.object === null ? getValue(value.callee.object) : getValue(value.object);
|
|
|
|
if (value.object && value.object.property) {
|
|
return object + '.' + callee + '.bind(' + object + ')';
|
|
}
|
|
|
|
return callee + '.bind(' + object + ')';
|
|
}
|