58f8093689
- Updated all component headers and documentation
- Changed navbar and footer branding
- Updated homepage hero badge
- Modified page title in index.html
- Simplified footer text to 'Built with ❤️'
- Consistent V2 capitalization across all references
101 lines
3.1 KiB
JavaScript
101 lines
3.1 KiB
JavaScript
/**
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* @fileoverview Require all forwardRef components include a ref parameter
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*/
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'use strict';
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const isParenthesized = require('../util/ast').isParenthesized;
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const docsUrl = require('../util/docsUrl');
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const report = require('../util/report');
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const getMessageData = require('../util/message');
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// ------------------------------------------------------------------------------
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// Rule Definition
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// ------------------------------------------------------------------------------
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/**
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* @param {ASTNode} node
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* @returns {boolean} If the node represents the identifier `forwardRef`.
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*/
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function isForwardRefIdentifier(node) {
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return node.type === 'Identifier' && node.name === 'forwardRef';
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}
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/**
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* @param {ASTNode} node
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* @returns {boolean} If the node represents a function call `forwardRef()` or `React.forwardRef()`.
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*/
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function isForwardRefCall(node) {
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return (
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node.type === 'CallExpression'
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&& (
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isForwardRefIdentifier(node.callee)
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|| (node.callee.type === 'MemberExpression' && isForwardRefIdentifier(node.callee.property))
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)
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);
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}
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const messages = {
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missingRefParameter: 'forwardRef is used with this component but no ref parameter is set',
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addRefParameter: 'Add a ref parameter',
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removeForwardRef: 'Remove forwardRef wrapper',
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};
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/** @type {import('eslint').Rule.RuleModule} */
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module.exports = {
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meta: {
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docs: {
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description: 'Require all forwardRef components include a ref parameter',
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category: 'Possible Errors',
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recommended: false,
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url: docsUrl('forward-ref-uses-ref'),
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},
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messages,
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schema: [],
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type: 'suggestion',
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hasSuggestions: true,
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},
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create(context) {
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const sourceCode = context.getSourceCode();
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return {
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'FunctionExpression, ArrowFunctionExpression'(node) {
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if (!isForwardRefCall(node.parent)) {
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return;
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}
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if (node.params.length === 1) {
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report(context, messages.missingRefParameter, 'missingRefParameter', {
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node,
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suggest: [
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Object.assign(
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getMessageData('addRefParameter', messages.addRefParameter),
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{
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fix(fixer) {
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const param = node.params[0];
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// If using shorthand arrow function syntax, add parentheses around the new parameter pair
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const shouldAddParentheses = node.type === 'ArrowFunctionExpression' && !isParenthesized(context, param);
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return [].concat(
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shouldAddParentheses ? fixer.insertTextBefore(param, '(') : [],
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fixer.insertTextAfter(param, `, ref${shouldAddParentheses ? ')' : ''}`)
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);
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},
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}
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),
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Object.assign(
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getMessageData('removeForwardRef', messages.removeForwardRef),
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{
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fix(fixer) {
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return fixer.replaceText(node.parent, sourceCode.getText(node));
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},
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}
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),
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],
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});
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}
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},
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};
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},
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};
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