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Code Issues Releases Wiki Activity

use external is-reference library

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This commit is contained in:
Rich Harris 2018-02-25 10:48:06 -05:00
parent 1bc675da50
commit c6bba03f1d
4 changed files with 3 additions and 37 deletions
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2
src/generators/Generator.ts
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@ -1,10 +1,10 @@
import MagicString, { Bundle } from 'magic-string';
import isReference from 'is-reference';
import { walk, childKeys } from 'estree-walker';
import { getLocator } from 'locate-character';
import deindent from '../utils/deindent';
import CodeBuilder from '../utils/CodeBuilder';
import getCodeFrame from '../utils/getCodeFrame';
import isReference from '../utils/isReference';
import flattenReference from '../utils/flattenReference';
import reservedNames from '../utils/reservedNames';
import namespaces from '../utils/namespaces';

2
src/generators/dom/index.ts
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@ -1,7 +1,7 @@
import MagicString from 'magic-string';
import isReference from 'is-reference';
import { parseExpressionAt } from 'acorn';
import annotateWithScopes from '../../utils/annotateWithScopes';
import isReference from '../../utils/isReference';
import { walk } from 'estree-walker';
import deindent from '../../utils/deindent';
import { stringify, escape } from '../../utils/stringify';

34
src/utils/isReference.ts
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@ -1,34 +0,0 @@
import { Node } from '../interfaces';
export default function isReference(node: Node, parent: Node): boolean {
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 `class Foo { bar () {...} }`
if (parent.type === 'MethodDefinition') return false;
// disregard the `bar` in `export { foo as bar }`
if (parent.type === 'ExportSpecifier' && node !== parent.local) return;
return true;
}
}

2
src/validate/js/utils/usesThisOrArguments.ts
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@ -1,5 +1,5 @@
import { walk } from 'estree-walker';
import isReference from '../../../utils/isReference';
import isReference from 'is-reference';
import { Node } from '../../../interfaces';
export default function usesThisOrArguments(node: Node) {