eslint-plugin-stylistic-compat/dist/rules/yield-star-spacing.js

Compatibility version of @stylistic/eslint-plugin for Node.js >= 12 and ESLint v8

'use strict';

var utils = require('../utils.js');
require('@babel/runtime-corejs3/core-js/object/from-entries');
require('@babel/runtime-corejs3/core-js/instance/map');
require('@babel/runtime-corejs3/core-js/instance/filter');
require('@babel/runtime-corejs3/core-js/object/entries');
require('@babel/runtime-corejs3/core-js/set');
require('@babel/runtime-corejs3/core-js/instance/flags');
require('@babel/runtime-corejs3/core-js/instance/includes');
require('@babel/runtime-corejs3/core-js/instance/starts-with');
require('../vendor.js');
require('@babel/runtime-corejs3/core-js/object/assign');
require('@babel/runtime-corejs3/core-js/object/create');
require('@babel/runtime-corejs3/core-js/object/freeze');
require('@babel/runtime-corejs3/core-js/array/is-array');
require('@babel/runtime-corejs3/core-js/instance/last-index-of');
require('@babel/runtime-corejs3/core-js/instance/slice');
require('@babel/runtime-corejs3/core-js/object/define-properties');
require('@babel/runtime-corejs3/core-js/object/keys');
require('@babel/runtime-corejs3/core-js/instance/index-of');
require('@babel/runtime-corejs3/core-js/instance/at');
require('@babel/runtime-corejs3/core-js/symbol');
require('@babel/runtime-corejs3/core-js/symbol/iterator');
require('@babel/runtime-corejs3/core-js/parse-int');
require('@babel/runtime-corejs3/core-js/parse-float');
require('@babel/runtime-corejs3/core-js/weak-map');
require('@babel/runtime-corejs3/core-js/object/define-property');
require('@babel/runtime-corejs3/core-js/global-this');
require('@babel/runtime-corejs3/core-js/instance/for-each');
require('@babel/runtime-corejs3/core-js/array/from');
require('eslint/use-at-your-own-risk');
require('eslint');
require('@babel/runtime-corejs3/core-js/object/get-own-property-descriptor');
require('@babel/runtime-corejs3/core-js/map');
require('@babel/runtime-corejs3/core-js/instance/some');
require('@babel/runtime-corejs3/core-js/instance/find');
require('@babel/runtime-corejs3/core-js/instance/every');
require('@babel/runtime-corejs3/core-js/instance/sort');
require('@babel/runtime-corejs3/core-js/array/of');
require('@babel/runtime-corejs3/core-js/instance/concat');
require('@babel/runtime-corejs3/core-js/instance/entries');
require('@babel/runtime-corejs3/core-js/instance/find-index');
require('@babel/runtime-corejs3/core-js/instance/flat');
require('@babel/runtime-corejs3/core-js/instance/keys');
require('@babel/runtime-corejs3/core-js/instance/values');
require('@babel/runtime-corejs3/core-js/object/get-own-property-names');
require('@babel/runtime-corejs3/core-js/number/is-finite');
require('@babel/runtime-corejs3/core-js/number/is-nan');
require('@babel/runtime-corejs3/core-js/number/parse-float');
require('@babel/runtime-corejs3/core-js/number/parse-int');
require('@babel/runtime-corejs3/core-js/object/is');
require('@babel/runtime-corejs3/core-js/object/is-extensible');
require('@babel/runtime-corejs3/core-js/object/is-frozen');
require('@babel/runtime-corejs3/core-js/object/is-sealed');
require('@babel/runtime-corejs3/core-js/object/values');
require('@babel/runtime-corejs3/core-js/string/from-code-point');
require('@babel/runtime-corejs3/core-js/string/raw');
require('@babel/runtime-corejs3/core-js/instance/code-point-at');
require('@babel/runtime-corejs3/core-js/instance/ends-with');
require('@babel/runtime-corejs3/core-js/instance/pad-end');
require('@babel/runtime-corejs3/core-js/instance/pad-start');
require('@babel/runtime-corejs3/core-js/instance/trim');
require('@babel/runtime-corejs3/core-js/instance/trim-end');
require('@babel/runtime-corejs3/core-js/instance/trim-left');
require('@babel/runtime-corejs3/core-js/instance/trim-right');
require('@babel/runtime-corejs3/core-js/instance/trim-start');
require('@babel/runtime-corejs3/core-js/symbol/for');
require('@babel/runtime-corejs3/core-js/symbol/key-for');
require('@babel/runtime-corejs3/core-js/object/prevent-extensions');
require('@babel/runtime-corejs3/core-js/object/seal');
require('@babel/runtime-corejs3/core-js/object/get-prototype-of');
require('@babel/runtime-corejs3/core-js/symbol/replace');
require('@babel/runtime-corejs3/core-js/instance/bind');
require('@babel/runtime-corejs3/core-js/instance/splice');
require('@babel/runtime-corejs3/core-js/instance/repeat');
require('@babel/runtime-corejs3/core-js/instance/reduce');
require('@babel/runtime-corejs3/core-js/instance/reverse');

var yieldStarSpacing = utils.createRule({
  name: "yield-star-spacing",
  package: "js",
  meta: {
    type: "layout",
    docs: {
      description: "Require or disallow spacing around the `*` in `yield*` expressions"
    },
    fixable: "whitespace",
    schema: [{
      oneOf: [{
        type: "string",
        enum: ["before", "after", "both", "neither"]
      }, {
        type: "object",
        properties: {
          before: {
            type: "boolean"
          },
          after: {
            type: "boolean"
          }
        },
        additionalProperties: false
      }]
    }],
    messages: {
      missingBefore: "Missing space before *.",
      missingAfter: "Missing space after *.",
      unexpectedBefore: "Unexpected space before *.",
      unexpectedAfter: "Unexpected space after *."
    }
  },
  create(context) {
    const sourceCode = context.sourceCode;
    const mode = function (option = "after") {
      if (typeof option === "string") {
        return {
          before: {
            before: true,
            after: false
          },
          after: {
            before: false,
            after: true
          },
          both: {
            before: true,
            after: true
          },
          neither: {
            before: false,
            after: false
          }
        }[option];
      }
      return option;
    }(context.options[0]);
    function checkSpacing(side, leftToken, rightToken) {
      if (sourceCode.isSpaceBetween(leftToken, rightToken) !== mode[side]) {
        const after = leftToken.value === "*";
        const spaceRequired = mode[side];
        const node = after ? leftToken : rightToken;
        const messageId = spaceRequired ? side === "before" ? "missingBefore" : "missingAfter" : side === "before" ? "unexpectedBefore" : "unexpectedAfter";
        context.report({
          node,
          messageId,
          fix(fixer) {
            if (spaceRequired) {
              if (after) return fixer.insertTextAfter(node, " ");
              return fixer.insertTextBefore(node, " ");
            }
            return fixer.removeRange([leftToken.range[1], rightToken.range[0]]);
          }
        });
      }
    }
    function checkExpression(node) {
      if (!("delegate" in node && node.delegate)) return;
      const tokens = sourceCode.getFirstTokens(node, 3);
      const yieldToken = tokens[0];
      const starToken = tokens[1];
      const nextToken = tokens[2];
      checkSpacing("before", yieldToken, starToken);
      checkSpacing("after", starToken, nextToken);
    }
    return {
      YieldExpression: checkExpression
    };
  }
});

module.exports = yieldStarSpacing;