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node_modules/eslint/conf/config-schema.js 1.56 KB
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  /**
   * @fileoverview Defines a schema for configs.
   * @author Sylvan Mably
   */
  
  "use strict";
  
  const baseConfigProperties = {
      env: { type: "object" },
      globals: { type: "object" },
      parser: { type: ["string", "null"] },
      parserOptions: { type: "object" },
      plugins: { type: "array" },
      rules: { type: "object" },
      settings: { type: "object" },
  
      ecmaFeatures: { type: "object" } // deprecated; logs a warning when used
  };
  
  const overrideProperties = Object.assign(
      {},
      baseConfigProperties,
      {
          files: {
              oneOf: [
                  { type: "string" },
                  {
                      type: "array",
                      items: { type: "string" },
                      minItems: 1
                  }
              ]
          },
          excludedFiles: {
              oneOf: [
                  { type: "string" },
                  {
                      type: "array",
                      items: { type: "string" }
                  }
              ]
          }
      }
  );
  
  const topLevelConfigProperties = Object.assign(
      {},
      baseConfigProperties,
      {
          extends: { type: ["string", "array"] },
          root: { type: "boolean" },
          overrides: {
              type: "array",
              items: {
                  type: "object",
                  properties: overrideProperties,
                  required: ["files"],
                  additionalProperties: false
              }
          }
      }
  );
  
  const configSchema = {
      type: "object",
      properties: topLevelConfigProperties,
      additionalProperties: false
  };
  
  module.exports = configSchema;