Contents

function isReference(node, parent) {
    if (node.type === 'MemberExpression') {
        return !node.computed && isReference(node.object, node);
    }
    if (node.type === 'Identifier') {
        if (!parent)
            return true;
        switch (parent.type) {
            // disregard `bar` in `foo.bar`
            case 'MemberExpression': return parent.computed || node === parent.object;
            // disregard the `foo` in `class {foo(){}}` but keep it in `class {[foo](){}}`
            case 'MethodDefinition': return parent.computed;
            // disregard the `bar` in `{ bar: foo }`, but keep it in `{ [bar]: foo }`
            case 'Property': return parent.computed || node === parent.value;
            // disregard the `bar` in `export { foo as bar }`
            case 'ExportSpecifier': return node === parent.local;
            // disregard the `foo` in `foo: while (...) { ... break foo; ... continue foo;}`
            case 'LabeledStatement':
            case 'BreakStatement':
            case 'ContinueStatement': return false;
            default: return true;
        }
    }
    return false;
}

export default isReference;

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
condenser-0.0.8	lib/condenser/processors/node_modules/is-reference/dist/is-reference.es.js
condenser-0.0.7	lib/condenser/processors/node_modules/is-reference/dist/is-reference.es.js
condenser-0.0.5	lib/condenser/processors/node_modules/is-reference/dist/is-reference.es.js