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app_vue/node_modules/eslint-plugin-vue/lib/rules/no-restricted-static-attribute.js

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+/**
+ * @author Yosuke Ota
+ * See LICENSE file in root directory for full license.
+ */
+'use strict'
+
+const utils = require('../utils')
+const regexp = require('../utils/regexp')
+
+/**
+ * @typedef {object} ParsedOption
+ * @property { (key: VAttribute) => boolean } test
+ * @property {boolean} [useValue]
+ * @property {boolean} [useElement]
+ * @property {string} [message]
+ */
+
+/**
+ * @param {string} str
+ * @returns {(str: string) => boolean}
+ */
+function buildMatcher(str) {
+  if (regexp.isRegExp(str)) {
+    const re = regexp.toRegExp(str)
+    return (s) => {
+      re.lastIndex = 0
+      return re.test(s)
+    }
+  }
+  return (s) => s === str
+}
+/**
+ * @param {any} option
+ * @returns {ParsedOption}
+ */
+function parseOption(option) {
+  if (typeof option === 'string') {
+    const matcher = buildMatcher(option)
+    return {
+      test({ key }) {
+        return matcher(key.rawName)
+      }
+    }
+  }
+  const parsed = parseOption(option.key)
+  if (option.value) {
+    const keyTest = parsed.test
+    if (option.value === true) {
+      parsed.test = (node) => {
+        if (!keyTest(node)) {
+          return false
+        }
+        return node.value == null || node.value.value === node.key.rawName
+      }
+    } else {
+      const valueMatcher = buildMatcher(option.value)
+      parsed.test = (node) => {
+        if (!keyTest(node)) {
+          return false
+        }
+        return node.value != null && valueMatcher(node.value.value)
+      }
+    }
+    parsed.useValue = true
+  }
+  if (option.element) {
+    const argTest = parsed.test
+    const tagMatcher = buildMatcher(option.element)
+    parsed.test = (node) => {
+      if (!argTest(node)) {
+        return false
+      }
+      const element = node.parent.parent
+      return tagMatcher(element.rawName)
+    }
+    parsed.useElement = true
+  }
+  parsed.message = option.message
+  return parsed
+}
+
+module.exports = {
+  meta: {
+    type: 'suggestion',
+    docs: {
+      description: 'disallow specific attribute',
+      categories: undefined,
+      url: 'https://eslint.vuejs.org/rules/no-restricted-static-attribute.html'
+    },
+    fixable: null,
+    schema: {
+      type: 'array',
+      items: {
+        oneOf: [
+          { type: 'string' },
+          {
+            type: 'object',
+            properties: {
+              key: { type: 'string' },
+              value: { anyOf: [{ type: 'string' }, { enum: [true] }] },
+              element: { type: 'string' },
+              message: { type: 'string', minLength: 1 }
+            },
+            required: ['key'],
+            additionalProperties: false
+          }
+        ]
+      },
+      uniqueItems: true,
+      minItems: 0
+    },
+
+    messages: {
+      // eslint-disable-next-line eslint-plugin/report-message-format
+      restrictedAttr: '{{message}}'
+    }
+  },
+  /** @param {RuleContext} context */
+  create(context) {
+    if (!context.options.length) {
+      return {}
+    }
+    /** @type {ParsedOption[]} */
+    const options = context.options.map(parseOption)
+
+    return utils.defineTemplateBodyVisitor(context, {
+      /**
+       * @param {VAttribute} node
+       */
+      'VAttribute[directive=false]'(node) {
+        for (const option of options) {
+          if (option.test(node)) {
+            const message = option.message || defaultMessage(node, option)
+            context.report({
+              node,
+              messageId: 'restrictedAttr',
+              data: { message }
+            })
+            return
+          }
+        }
+      }
+    })
+
+    /**
+     * @param {VAttribute} node
+     * @param {ParsedOption} option
+     */
+    function defaultMessage(node, option) {
+      const key = node.key.rawName
+      const value = !option.useValue
+        ? ''
+        : node.value == null
+        ? '` set to `true'
+        : `="${node.value.value}"`
+
+      let on = ''
+      if (option.useElement) {
+        on = ` on \`<${node.parent.parent.rawName}>\``
+      }
+      return `Using \`${key + value}\`${on} is not allowed.`
+    }
+  }
+}