eslint-plugin-stylistic-compat/dist/rules/no-mixed-spaces-and-tabs.js

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

'use strict';

var _Set = require('@babel/runtime-corejs3/core-js/set');
var _forEachInstanceProperty = require('@babel/runtime-corejs3/core-js/instance/for-each');
var _includesInstanceProperty = require('@babel/runtime-corejs3/core-js/instance/includes');
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/instance/flags');
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/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 noMixedSpacesAndTabs = utils.createRule({
  name: "no-mixed-spaces-and-tabs",
  package: "js",
  meta: {
    type: "layout",
    docs: {
      description: "Disallow mixed spaces and tabs for indentation"
    },
    schema: [{
      oneOf: [{
        type: "string",
        enum: ["smart-tabs"]
      }, {
        type: "boolean"
      }]
    }],
    messages: {
      mixedSpacesAndTabs: "Mixed spaces and tabs."
    }
  },
  create(context) {
    const sourceCode = context.sourceCode;
    let smartTabs;
    switch (context.options[0]) {
      case true:
      // Support old syntax, maybe add deprecation warning here
      case "smart-tabs":
        smartTabs = true;
        break;
      default:
        smartTabs = false;
    }
    return {
      "Program:exit": function (node) {
        const lines = sourceCode.lines;
        const comments = sourceCode.getAllComments();
        const ignoredCommentLines = /* @__PURE__ */new _Set();
        _forEachInstanceProperty(comments).call(comments, comment => {
          for (let i = comment.loc.start.line + 1; i <= comment.loc.end.line; i++) ignoredCommentLines.add(i);
        });
        let regex = /^(?=( +|\t+))\1(?:\t| )/u;
        if (smartTabs) {
          regex = /^(?=(\t*))\1(?=( +))\2\t/u;
        }
        _forEachInstanceProperty(lines).call(lines, (line, i) => {
          const match = regex.exec(line);
          if (match) {
            const lineNumber = i + 1;
            const loc = {
              start: {
                line: lineNumber,
                column: match[0].length - 2
              },
              end: {
                line: lineNumber,
                column: match[0].length
              }
            };
            if (!ignoredCommentLines.has(lineNumber)) {
              var _context;
              const containingNode = sourceCode.getNodeByRangeIndex(sourceCode.getIndexFromLoc(loc.start));
              if (!(containingNode && _includesInstanceProperty(_context = ["Literal", "TemplateElement"]).call(_context, containingNode.type))) {
                context.report({
                  node,
                  loc,
                  messageId: "mixedSpacesAndTabs"
                });
              }
            }
          }
        });
      }
    };
  }
});

module.exports = noMixedSpacesAndTabs;