Build: Test on iOS 18, no longer test on iOS 15

[jquery.git] / eslint.config.js

import jqueryConfig from "eslint-config-jquery";
import importPlugin from "eslint-plugin-import";
import globals from "globals";

export default [
        {

                // Only global ignores will bypass the parser
                // and avoid JS parsing errors
                // See https://github.com/eslint/eslint/discussions/17412
                ignores: [
                        "external",
                        "tmp",
                        "test/data/json_obj.js",
                        "test/data/jquery-*.js"
                ]
        },

        // Source
        {
                files: [ "src/**" ],
                plugins: {
                        import: importPlugin
                },
                languageOptions: {
                        ecmaVersion: 2015,

                        // The browser env is not enabled on purpose so that code takes
                        // all browser-only globals from window instead of assuming
                        // they're available as globals. This makes it possible to use
                        // jQuery with tools like jsdom which provide a custom window
                        // implementation.
                        globals: {
                                window: false
                        }
                },
                rules: {
                        ...jqueryConfig.rules,
                        "import/extensions": [ "error", "always" ],
                        "import/no-cycle": "error",

                        // TODO: Enable this rule when eslint-plugin-import supports
                        // it when using flat config.
                        // See https://github.com/import-js/eslint-plugin-import/issues/2556

                        // "import/no-unused-modules": [
                        //      "error",
                        //      {
                        //              unusedExports: true,

                        //              // When run via WebStorm, the root path against which these paths
                        //              // are resolved is the path where this ESLint config file lies,
                        //              // i.e. `src`. When run via the command line, it's usually the root
                        //              // folder of the jQuery repository. This pattern intends to catch both.
                        //              // Note that we cannot specify two patterns here:
                        //              //     [ "src/*.js", "*.js" ]
                        //              // as they're analyzed individually and the rule crashes if a pattern
                        //              // cannot be matched.
                        //              ignoreExports: [ "{src/,}*.js" ]
                        //      }
                        // ],
                        indent: [
                                "error",
                                "tab",
                                {
                                        outerIIFEBody: 0
                                }
                        ],
                        "no-implicit-globals": "error",
                        "no-unused-vars": [
                                "error",
                                { caughtErrorsIgnorePattern: "^_" }
                        ],
                        "one-var": [ "error", { var: "always" } ],
                        strict: [ "error", "function" ]
                }
        },

        {
                files: [
                        "src/wrapper.js",
                        "src/wrapper-esm.js",
                        "src/wrapper-factory.js",
                        "src/wrapper-factory-esm.js"
                ],
                languageOptions: {
                        globals: {
                                jQuery: false
                        }
                },
                rules: {
                        "no-unused-vars": "off",
                        indent: [
                                "error",
                                "tab",
                                {

                                        // This makes it so code within the wrapper is not indented.
                                        ignoredNodes: [
                                                "Program > FunctionDeclaration > *"
                                        ]
                                }
                        ]
                }
        },

        {
                files: [
                        "src/wrapper.js",
                        "src/wrapper-factory.js"
                ],
                languageOptions: {
                        sourceType: "script",
                        globals: {
                                module: false
                        }
                }
        },

        {
                files: [ "src/wrapper.js" ],
                rules: {
                        indent: [
                                "error",
                                "tab",
                                {

                                        // This makes it so code within the wrapper is not indented.
                                        ignoredNodes: [
                                                "Program > ExpressionStatement > CallExpression > :last-child > *"
                                        ]
                                }
                        ]
                }
        },

        {
                files: [ "src/exports/amd.js" ],
                languageOptions: {
                        globals: {
                                define: false
                        }
                }
        },

        // Tests
        {
                files: [
                        "test/*",
                        "test/data/**",
                        "test/integration/**",
                        "test/unit/**"
                ],
                ignores: [
                        "test/data/badcall.js",
                        "test/data/badjson.js",
                        "test/data/support/csp.js",
                        "test/data/support/getComputedSupport.js",
                        "test/data/core/jquery-iterability-transpiled.js"
                ],
                languageOptions: {
                        ecmaVersion: 5,
                        sourceType: "script",
                        globals: {
                                ...globals.browser,
                                require: false,
                                Promise: false,
                                Symbol: false,
                                trustedTypes: false,
                                QUnit: false,
                                ajaxTest: false,
                                testIframe: false,
                                createDashboardXML: false,
                                createWithFriesXML: false,
                                createXMLFragment: false,
                                includesModule: false,
                                moduleTeardown: false,
                                url: false,
                                q: false,
                                jQuery: false,
                                $: false,
                                sinon: false,
                                amdDefined: false,
                                fireNative: false,
                                Globals: false,
                                hasPHP: false,
                                isLocal: false,
                                supportjQuery: false,
                                originaljQuery: false,
                                original$: false,
                                baseURL: false,
                                externalHost: false
                        }
                },
                rules: {
                        ...jqueryConfig.rules,

                        "no-unused-vars": [
                                "error",
                                { args: "after-used", argsIgnorePattern: "^_" }
                        ],

                        // Too many errors
                        "max-len": "off",
                        camelcase: "off"
                }
        },

        {
                files: [
                        "test/unit/core.js"
                ],
                rules: {

                        // Core has several cases where unused vars are expected
                        "no-unused-vars": "off"
                }
        },

        {
                files: [
                        "test/runner/**/*.js"
                ],
                languageOptions: {
                        ecmaVersion: "latest",
                        globals: {
                                ...globals.node
                        }
                },
                rules: {
                        ...jqueryConfig.rules
                }
        },

        {
                files: [ "test/runner/listeners.js" ],
                languageOptions: {
                        ecmaVersion: 5,
                        sourceType: "script",
                        globals: {
                                ...globals.browser,
                                QUnit: false,
                                Symbol: false
                        }
                }
        },

        {
                files: [
                        "test/data/testinit.js",
                        "test/data/testrunner.js",
                        "test/data/core/jquery-iterability-transpiled-es6.js"
                ],
                languageOptions: {
                        ecmaVersion: 2015,
                        sourceType: "script",
                        globals: {
                                ...globals.browser
                        }
                },
                rules: {
                        ...jqueryConfig.rules,
                        strict: [ "error", "function" ]
                }
        },

        {
                files: [
                        "test/data/testinit.js"
                ],
                rules: {
                        strict: [ "error", "global" ]
                }
        },

        {
                files: [
                        "test/unit/deferred.js"
                ],
                rules: {

                        // Deferred tests set strict mode for certain tests
                        strict: "off"
                }
        },

        {
                files: [
                        "eslint.config.js",
                        ".release-it.cjs",
                        "build/**",
                        "test/node_smoke_tests/**",
                        "test/bundler_smoke_tests/**/*",
                        "test/promises_aplus_adapters/**",
                        "test/middleware-mockserver.cjs"
                ],
                languageOptions: {
                        ecmaVersion: "latest",
                        globals: {
                                ...globals.browser,
                                ...globals.node
                        }
                },
                rules: {
                        ...jqueryConfig.rules,
                        "no-implicit-globals": "error",
                        "no-unused-vars": [
                                "error",
                                { caughtErrorsIgnorePattern: "^_" }
                        ],
                        strict: [ "error", "global" ]
                }
        },

        {
                files: [
                        "dist/jquery.js",
                        "dist/jquery.slim.js",
                        "dist/jquery.factory.js",
                        "dist/jquery.factory.slim.js",
                        "dist-module/jquery.module.js",
                        "dist-module/jquery.slim.module.js",
                        "dist-module/jquery.factory.module.js",
                        "dist-module/jquery.factory.slim.module.js",
                        "dist/wrappers/*.js",
                        "dist-module/wrappers/*.js"
                ],
                languageOptions: {
                        ecmaVersion: 2015,
                        globals: {
                                define: false,
                                module: false,
                                Symbol: false,
                                window: false
                        }
                },
                rules: {
                        ...jqueryConfig.rules,

                        "no-implicit-globals": "error",

                        // That is okay for the built version
                        "no-multiple-empty-lines": "off",

                        "no-unused-vars": [
                                "error",
                                { caughtErrorsIgnorePattern: "^_" }
                        ],

                        // When custom compilation is used, the version string
                        // can get large. Accept that in the built version.
                        "max-len": "off",
                        "one-var": "off"
                }
        },

        {
                files: [
                        "dist/jquery.slim.js",
                        "dist/jquery.factory.slim.js",
                        "dist-module/jquery.slim.module.js",
                        "dist-module/jquery.factory.slim.module.js"
                ],
                rules: {

                        // Rollup is now smart enough to remove the use
                        // of parameters if the argument is not passed
                        // anywhere in the build.
                        // The removal of effects in the slim build
                        // results in some parameters not being used,
                        // which can be safely ignored.
                        "no-unused-vars": [
                                "error",
                                { args: "none" }
                        ]
                }
        },

        {
                files: [
                        "src/wrapper.js",
                        "src/wrapper-factory.js",
                        "dist/jquery.factory.js",
                        "dist/jquery.factory.slim.js",
                        "test/middleware-mockserver.cjs"
                ],
                rules: {
                        "no-implicit-globals": "off"
                }
        },

        {
                files: [
                        "dist/**"
                ],
                languageOptions: {
                        ecmaVersion: 5,
                        sourceType: "script"
                }
        },

        {
                files: [
                        "dist-module/**"
                ],
                languageOptions: {
                        ecmaVersion: 2015,
                        sourceType: "module"
                }
        },

        {
                files: [
                        "dist/wrappers/*.js"
                ],
                languageOptions: {
                        ecmaVersion: 2015,
                        sourceType: "commonjs"
                }
        }
];