Sha256: 9e8af3f34b62543a2a1a811e641055a86d9069ed383ecd5349377c5ac74601dd
Contents?: true
Size: 1.29 KB
Versions: 5
Compression:
Stored size: 1.29 KB
Contents
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global.isReference = factory());
}(this, (function () { 'use strict';
function isReference(node, parent) {
if (node.type === 'MemberExpression') {
return !node.computed && isReference(node.object, node);
}
if (node.type === 'Identifier') {
// the only time we could have an identifier node without a parent is
// if it's the entire body of a function without a block statement –
// i.e. an arrow function expression like `a => a`
if (!parent)
return true;
// TODO is this right?
if (parent.type === 'MemberExpression' || parent.type === 'MethodDefinition') {
return parent.computed || node === parent.object;
}
// disregard the `bar` in `{ bar: foo }`, but keep it in `{ [bar]: foo }`
if (parent.type === 'Property')
return parent.computed || node === parent.value;
// disregard the `bar` in `export { foo as bar }`
if (parent.type === 'ExportSpecifier' && node !== parent.local)
return false;
return true;
}
return false;
}
return isReference;
})));
Version data entries
5 entries across 5 versions & 2 rubygems