98 lines
2.8 KiB
JavaScript
Executable File
98 lines
2.8 KiB
JavaScript
Executable File
/**
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* @fileoverview Prevent JSX prop spreading
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* @author Ashish Gambhir
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*/
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'use strict';
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const docsUrl = require('../util/docsUrl');
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// ------------------------------------------------------------------------------
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// Constants
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// ------------------------------------------------------------------------------
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const OPTIONS = {ignore: 'ignore', enforce: 'enforce'};
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const DEFAULTS = {html: OPTIONS.enforce, custom: OPTIONS.enforce, exceptions: []};
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// ------------------------------------------------------------------------------
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// Rule Definition
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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: 'Prevent JSX prop spreading',
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category: 'Best Practices',
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recommended: false,
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url: docsUrl('jsx-props-no-spreading')
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},
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schema: [{
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allOf: [{
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type: 'object',
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properties: {
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html: {
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enum: [OPTIONS.enforce, OPTIONS.ignore]
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},
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custom: {
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enum: [OPTIONS.enforce, OPTIONS.ignore]
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},
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exceptions: {
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type: 'array',
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items: {
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type: 'string',
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uniqueItems: true
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}
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}
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}
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}, {
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not: {
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type: 'object',
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required: ['html', 'custom'],
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properties: {
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html: {
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enum: [OPTIONS.ignore]
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},
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custom: {
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enum: [OPTIONS.ignore]
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},
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exceptions: {
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type: 'array',
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minItems: 0,
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maxItems: 0
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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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create(context) {
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const configuration = context.options[0] || {};
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const ignoreHtmlTags = (configuration.html || DEFAULTS.html) === OPTIONS.ignore;
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const ignoreCustomTags = (configuration.custom || DEFAULTS.custom) === OPTIONS.ignore;
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const exceptions = configuration.exceptions || DEFAULTS.exceptions;
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const isException = (tag, allExceptions) => allExceptions.indexOf(tag) !== -1;
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return {
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JSXSpreadAttribute(node) {
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const tagName = node.parent.name.name;
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const isHTMLTag = tagName && tagName[0] !== tagName[0].toUpperCase();
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const isCustomTag = tagName && tagName[0] === tagName[0].toUpperCase();
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if (isHTMLTag &&
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((ignoreHtmlTags && !isException(tagName, exceptions)) ||
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(!ignoreHtmlTags && isException(tagName, exceptions)))) {
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return;
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}
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if (isCustomTag &&
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((ignoreCustomTags && !isException(tagName, exceptions)) ||
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(!ignoreCustomTags && isException(tagName, exceptions)))) {
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return;
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}
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context.report({
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node,
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message: 'Prop spreading is forbidden'
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});
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}
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};
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}
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};
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