feat!: bump semver, remove unnecessary dependencies (#11)

Co-authored-by: JounQin <admin@1stg.me>

.github/workflows/node-4+.yml

@@ -17,7 +17,9 @@ jobs:
         with:
           versionsAsRoot: true
           type: majors
-          preset: '>= 6' # preset: '>=4' # see https://github.com/import-js/eslint-plugin-import/issues/2053
+          # preset: '>= 6' # preset: '>=4' # see https://github.com/import-js/eslint-plugin-import/issues/2053
+          # target Node.js 12 now, see https://github.com/un-es/eslint-plugin-i/issues/10 & https://github.com/un-es/eslint-plugin-i/pull/11
+          preset: '>= 12'
 
   latest:
     needs: [matrix]
@@ -31,11 +33,6 @@ jobs:
         eslint:
           - 8
           - 7
-          - 6
-          - 5
-          - 4
-          - 3
-          - 2
         include:
           - node-version: 'lts/*'
             eslint: 7

package.json

@@ -4,7 +4,7 @@
   "description": "A fork of `eslint-plugin-import` using `get-tsconfig` to replace `tsconfig-paths` and heavy `typescript` under the hood.",
   "funding": "https://opencollective.com/unts",
   "engines": {
-    "node": ">=4"
+    "node": ">=12"
   },
   "main": "lib/index.js",
   "directories": {
@@ -85,6 +85,7 @@
     "fs-copy-file-sync": "^1.1.1",
     "glob": "^7.2.3",
     "in-publish": "^2.0.1",
+    "is-core-module": "^2.12.1",
     "linklocal": "^2.8.2",
     "lodash.isarray": "^4.0.0",
     "mocha": "^3.5.3",
@@ -98,26 +99,17 @@
     "typescript-eslint-parser": "^15 || ^20 || ^22"
   },
   "peerDependencies": {
-    "eslint": "^2 || ^3 || ^4 || ^5 || ^6 || ^7.2.0 || ^8"
+    "eslint": "^7.2.0 || ^8"
   },
   "dependencies": {
-    "array-includes": "^3.1.6",
-    "array.prototype.findlastindex": "^1.2.2",
-    "array.prototype.flat": "^1.3.1",
-    "array.prototype.flatmap": "^1.3.1",
     "debug": "^3.2.7",
     "doctrine": "^2.1.0",
     "eslint-import-resolver-node": "^0.3.7",
     "eslint-module-utils": "^2.8.0",
-    "get-tsconfig": "^4.6.0",
-    "has": "^1.0.3",
-    "is-core-module": "^2.12.1",
+    "get-tsconfig": "^4.6.2",
     "is-glob": "^4.0.3",
     "minimatch": "^3.1.2",
-    "object.fromentries": "^2.0.6",
-    "object.groupby": "^1.0.0",
-    "object.values": "^1.1.6",
     "resolve": "^1.22.3",
-    "semver": "^6.3.1"
+    "semver": "^7.5.3"
   }
 }

resolvers/webpack/index.js

@@ -10,9 +10,10 @@ const fs = require('fs');
 const isCore = require('is-core-module');
 const resolve = require('resolve');
 const semver = require('semver');
-const has = require('has');
 const isRegex = require('is-regex');
 
+const has = Function.bind.bind(Function.prototype.call)(Object.prototype.hasOwnProperty);
+
 const log = require('debug')('eslint-plugin-import:resolver:webpack');
 
 exports.interfaceVersion = 2;

src/ExportMap.js

@@ -17,7 +17,7 @@ import * as unambiguous from 'eslint-module-utils/unambiguous';
 
 import { getTsconfig } from 'get-tsconfig';
 
-import includes from 'array-includes';
+const includes = Function.bind.bind(Function.prototype.call)(Array.prototype.includes);
 
 const log = debug('eslint-plugin-import:ExportMap');
 

src/core/importType.js

@@ -1,8 +1,14 @@
 import { isAbsolute as nodeIsAbsolute, relative, resolve as nodeResolve } from 'path';
-import isCoreModule from 'is-core-module';
 
 import resolve from 'eslint-module-utils/resolve';
 import { getContextPackagePath } from './packagePath';
+import { Module } from 'module';
+
+const isCoreModule = (pkg) => Module.builtinModules.includes(
+  pkg.startsWith('node:')
+    ? pkg.slice(5)
+    : pkg,
+);
 
 function baseModule(name) {
   if (isScoped(name)) {

src/rules/export.js

@@ -1,7 +1,8 @@
 import ExportMap, { recursivePatternCapture } from '../ExportMap';
 import docsUrl from '../docsUrl';
-import includes from 'array-includes';
-import flatMap from 'array.prototype.flatmap';
+
+const includes = Function.bind.bind(Function.prototype.call)(Array.prototype.includes);
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
 
 /*
 Notes on TypeScript namespaces aka TSModuleDeclaration:

src/rules/exports-last.js

@@ -1,7 +1,16 @@
-import findLastIndex from 'array.prototype.findlastindex';
-
 import docsUrl from '../docsUrl';
 
+const findLastIndex = (array, predicate) => {
+  let i = array.length - 1;
+  while (i >= 0) {
+    if (predicate(array[i])) {
+      return i;
+    }
+    i--;
+  }
+  return -1;
+};
+
 function isNonExportStatement({ type }) {
   return type !== 'ExportDefaultDeclaration'
     && type !== 'ExportNamedDeclaration'

src/rules/group-exports.js

@@ -1,6 +1,7 @@
 import docsUrl from '../docsUrl';
-import values from 'object.values';
-import flat from 'array.prototype.flat';
+
+const { values } = Object;
+const flat = Function.bind.bind(Function.prototype.call)(Array.prototype.flat);
 
 const meta = {
   type: 'suggestion',

src/rules/no-anonymous-default-export.js

@@ -3,12 +3,11 @@
  * @author Duncan Beevers
  */
 
-import has from 'has';
-import values from 'object.values';
-import fromEntries from 'object.fromentries';
-
 import docsUrl from '../docsUrl';
 
+const has = Function.bind.bind(Function.prototype.call)(Object.prototype.hasOwnProperty);
+const { fromEntries, values } = Object;
+
 const defs = {
   ArrayExpression: {
     option: 'allowArray',

src/rules/no-duplicates.js

@@ -1,9 +1,10 @@
 import resolve from 'eslint-module-utils/resolve';
 import semver from 'semver';
-import flatMap from 'array.prototype.flatmap';
 
 import docsUrl from '../docsUrl';
 
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
+
 let typescriptPkg;
 try {
   typescriptPkg = require('typescript/package.json'); // eslint-disable-line import/no-extraneous-dependencies

src/rules/no-unused-modules.js

@@ -9,9 +9,10 @@ import resolve from 'eslint-module-utils/resolve';
 import visit from 'eslint-module-utils/visit';
 import { dirname, join } from 'path';
 import readPkgUp from 'eslint-module-utils/readPkgUp';
-import values from 'object.values';
-import includes from 'array-includes';
-import flatMap from 'array.prototype.flatmap';
+
+const { values } = Object;
+const includes = Function.bind.bind(Function.prototype.call)(Array.prototype.includes);
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
 
 import Exports, { recursivePatternCapture } from '../ExportMap';
 import docsUrl from '../docsUrl';

src/rules/order.js

@@ -1,13 +1,19 @@
 'use strict';
 
 import minimatch from 'minimatch';
-import includes from 'array-includes';
-import groupBy from 'object.groupby';
 
 import importType from '../core/importType';
 import isStaticRequire from '../core/staticRequire';
 import docsUrl from '../docsUrl';
 
+const includes = Function.bind.bind(Function.prototype.call)(Array.prototype.includes);
+// This is a **non-spec compliant** but works in practice replacement of `object.groupby` package.
+const groupBy = (array, grouper) => array.reduce((acc, curr, index) => {
+  const key = grouper(curr, index);
+  (acc[key] = acc[key] || []).push(curr);
+  return acc;
+}, {});
+
 const defaultGroups = ['builtin', 'external', 'parent', 'sibling', 'index'];
 
 // REPORTING AND FIXING

tests/src/rules/namespace.js

@@ -1,6 +1,7 @@
 import { test, SYNTAX_CASES, getTSParsers, testVersion, testFilePath, parsers } from '../utils';
 import { RuleTester } from 'eslint';
-import flatMap from 'array.prototype.flatmap';
+
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
 
 const ruleTester = new RuleTester({ env: { es6: true } });
 const rule = require('rules/namespace');

tests/src/rules/newline-after-import.js

@@ -1,10 +1,11 @@
 import { RuleTester } from 'eslint';
-import flatMap from 'array.prototype.flatmap';
 import semver from 'semver';
 import { version as tsEslintVersion } from 'typescript-eslint-parser/package.json';
 
 import { getTSParsers, parsers, testVersion } from '../utils';
 
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
+
 const IMPORT_ERROR_MESSAGE = 'Expected 1 empty line after import statement not followed by another import.';
 const IMPORT_ERROR_MESSAGE_MULTIPLE = (count) => `Expected ${count} empty lines after import statement not followed by another import.`;
 const REQUIRE_ERROR_MESSAGE = 'Expected 1 empty line after require statement not followed by another require.';

tests/src/rules/no-cycle.js

@@ -1,7 +1,8 @@
 import { parsers, test as _test, testFilePath, testVersion as _testVersion } from '../utils';
 
 import { RuleTester } from 'eslint';
-import flatMap from 'array.prototype.flatmap';
+
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
 
 const ruleTester = new RuleTester();
 const rule = require('rules/no-cycle');

tests/src/rules/no-duplicates.js

@@ -5,7 +5,8 @@ import jsxConfig from '../../../config/react';
 import { RuleTester } from 'eslint';
 import eslintPkg from 'eslint/package.json';
 import semver from 'semver';
-import flatMap from 'array.prototype.flatmap';
+
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
 
 const ruleTester = new RuleTester();
 const rule = require('rules/no-duplicates');

tests/src/rules/no-dynamic-require.js

@@ -1,7 +1,8 @@
 import { parsers, test, testVersion } from '../utils';
 
 import { RuleTester } from 'eslint';
-import flatMap from 'array.prototype.flatmap';
+
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
 
 const ruleTester = new RuleTester();
 const rule = require('rules/no-dynamic-require');

tests/src/rules/no-extraneous-dependencies.js

@@ -4,7 +4,8 @@ import path from 'path';
 import fs from 'fs';
 
 import { RuleTester } from 'eslint';
-import flatMap from 'array.prototype.flatmap';
+
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
 
 const ruleTester = new RuleTester();
 const typescriptRuleTester = new RuleTester(typescriptConfig);

tests/src/rules/no-internal-modules.js

@@ -1,9 +1,10 @@
 import { RuleTester } from 'eslint';
-import flatMap from 'array.prototype.flatmap';
 import rule from 'rules/no-internal-modules';
 
 import { test, testFilePath, getTSParsers } from '../utils';
 
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
+
 const ruleTester = new RuleTester();
 
 ruleTester.run('no-internal-modules', rule, {

tests/src/rules/order.js

@@ -3,11 +3,12 @@ import { test, getTSParsers, getNonDefaultParsers, testFilePath, parsers } from
 import { RuleTester } from 'eslint';
 import eslintPkg from 'eslint/package.json';
 import semver from 'semver';
-import flatMap from 'array.prototype.flatmap';
 import { resolve } from 'path';
 import isCoreModule from 'is-core-module';
 import { default as babelPresetFlow } from 'babel-preset-flow';
 
+const flatMap = Function.bind.bind(Function.prototype.call)(Array.prototype.flatMap);
+
 const ruleTester = new RuleTester();
 const flowRuleTester = new RuleTester({
   parser: resolve(__dirname, '../../../node_modules/babel-eslint'),