57 lines
1.3 KiB
JavaScript
57 lines
1.3 KiB
JavaScript
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/**
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* @fileoverview Prevent missing React when using JSX
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* @author Glen Mailer
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*/
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'use strict';
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const variableUtil = require('../util/variable');
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const pragmaUtil = require('../util/pragma');
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const docsUrl = require('../util/docsUrl');
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const report = require('../util/report');
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// -----------------------------------------------------------------------------
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// Rule Definition
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// -----------------------------------------------------------------------------
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const messages = {
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notInScope: '\'{{name}}\' must be in scope when using JSX',
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};
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module.exports = {
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meta: {
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docs: {
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description: 'Disallow missing React when using JSX',
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category: 'Possible Errors',
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recommended: true,
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url: docsUrl('react-in-jsx-scope'),
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},
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messages,
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schema: [],
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},
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create(context) {
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const pragma = pragmaUtil.getFromContext(context);
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function checkIfReactIsInScope(node) {
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const variables = variableUtil.variablesInScope(context);
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if (variableUtil.findVariable(variables, pragma)) {
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return;
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}
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report(context, messages.notInScope, 'notInScope', {
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node,
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data: {
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name: pragma,
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},
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});
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}
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return {
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JSXOpeningElement: checkIfReactIsInScope,
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JSXOpeningFragment: checkIfReactIsInScope,
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};
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},
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};
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