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[F]module-require.js Edit	778 bytes	2022-10-08 17:28:23
[F]moduleVisitor.js Edit	4.19 KB	2022-10-08 17:28:24
[F]package.json Edit	884 bytes	2022-10-08 17:28:25
[F]parse.js Edit	4.43 KB	2022-10-08 17:28:24
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[F]unambiguous.js Edit	918 bytes	2022-10-08 17:28:24
[F]visit.js Edit	569 bytes	2022-10-08 17:28:24

Editing: parse.js

'use strict';
exports.__esModule = true;

const moduleRequire = require('./module-require').default;
const extname = require('path').extname;
const fs = require('fs');

const log = require('debug')('eslint-plugin-import:parse');

// this exists to smooth over the unintentional breaking change in v2.7.
// TODO, semver-major: avoid mutating `ast` and return a plain object instead.
function makeParseReturn(ast, visitorKeys) {
  if (ast) {
    ast.visitorKeys = visitorKeys;
    ast.ast = ast;
  }
  return ast;
}

function stripUnicodeBOM(text) {
  return text.charCodeAt(0) === 0xFEFF ? text.slice(1) : text;
}

function transformHashbang(text) {
  return text.replace(/^#!([^\r\n]+)/u, (_, captured) => `//${captured}`);
}

exports.default = function parse(path, content, context) {

if (context == null) throw new Error('need context to parse properly');

let parserOptions = context.parserOptions;
  const parserPath = getParserPath(path, context);

if (!parserPath) throw new Error('parserPath is required!');

// hack: espree blows up with frozen options
  parserOptions = Object.assign({}, parserOptions);
  parserOptions.ecmaFeatures = Object.assign({}, parserOptions.ecmaFeatures);

// always include comments and tokens (for doc parsing)
  parserOptions.comment = true;
  parserOptions.attachComment = true;  // keeping this for backward-compat with  older parsers
  parserOptions.tokens = true;

// attach node locations
  parserOptions.loc = true;
  parserOptions.range = true;

// provide the `filePath` like eslint itself does, in `parserOptions`
  // https://github.com/eslint/eslint/blob/3ec436ee/lib/linter.js#L637
  parserOptions.filePath = path;

// @typescript-eslint/parser will parse the entire project with typechecking if you provide
  // "project" or "projects" in parserOptions. Removing these options means the parser will
  // only parse one file in isolate mode, which is much, much faster.
  // https://github.com/import-js/eslint-plugin-import/issues/1408#issuecomment-509298962
  delete parserOptions.project;
  delete parserOptions.projects;

// require the parser relative to the main module (i.e., ESLint)
  const parser = moduleRequire(parserPath);

// replicate bom strip and hashbang transform of ESLint
  // https://github.com/eslint/eslint/blob/b93af98b3c417225a027cabc964c38e779adb945/lib/linter/linter.js#L779
  content = transformHashbang(stripUnicodeBOM(String(content)));

if (typeof parser.parseForESLint === 'function') {
    let ast;
    try {
      const parserRaw = parser.parseForESLint(content, parserOptions);
      ast = parserRaw.ast;
      return makeParseReturn(ast, keysFromParser(parserPath, parser, parserRaw));
    } catch (e) {
      console.warn();
      console.warn('Error while parsing ' + parserOptions.filePath);
      console.warn('Line ' + e.lineNumber + ', column ' + e.column + ': ' + e.message);
    }
    if (!ast || typeof ast !== 'object') {
      console.warn(
        '`parseForESLint` from parser `' +
          parserPath +
          '` is invalid and will just be ignored'
      );
    } else {
      return makeParseReturn(ast, keysFromParser(parserPath, parser, undefined));
    }
  }

const ast = parser.parse(content, parserOptions);
  return makeParseReturn(ast, keysFromParser(parserPath, parser, undefined));
};

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