| 1 | "use strict";
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| 2 |
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| 3 | Object.defineProperty(exports, "__esModule", {
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| 4 | value: true
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| 5 | });
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| 6 | exports.default = void 0;
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| 7 |
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| 8 | function _gensync() {
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| 9 | const data = require("gensync");
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| 10 |
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| 11 | _gensync = function () {
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| 12 | return data;
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| 13 | };
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| 14 |
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| 15 | return data;
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| 16 | }
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| 17 |
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| 18 | var _async = require("../gensync-utils/async");
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| 19 |
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| 20 | var _util = require("./util");
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| 21 |
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| 22 | var context = require("../index");
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| 23 |
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| 24 | var _plugin = require("./plugin");
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| 25 |
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| 26 | var _item = require("./item");
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| 27 |
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| 28 | var _configChain = require("./config-chain");
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| 29 |
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| 30 | function _traverse() {
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| 31 | const data = require("@babel/traverse");
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| 32 |
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| 33 | _traverse = function () {
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| 34 | return data;
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| 35 | };
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| 36 |
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| 37 | return data;
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| 38 | }
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| 39 |
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| 40 | var _caching = require("./caching");
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| 41 |
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| 42 | var _options = require("./validation/options");
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| 43 |
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| 44 | var _plugins = require("./validation/plugins");
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| 45 |
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| 46 | var _configApi = require("./helpers/config-api");
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| 47 |
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| 48 | var _partial = require("./partial");
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| 49 |
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| 50 | var Context = require("./cache-contexts");
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| 51 |
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| 52 | var _default = _gensync()(function* loadFullConfig(inputOpts) {
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| 53 | var _opts$assumptions;
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| 54 |
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| 55 | const result = yield* (0, _partial.default)(inputOpts);
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| 56 |
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| 57 | if (!result) {
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| 58 | return null;
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| 59 | }
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| 60 |
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| 61 | const {
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| 62 | options,
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| 63 | context,
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| 64 | fileHandling
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| 65 | } = result;
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| 66 |
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| 67 | if (fileHandling === "ignored") {
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| 68 | return null;
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| 69 | }
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| 70 |
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| 71 | const optionDefaults = {};
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| 72 | const {
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| 73 | plugins,
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| 74 | presets
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| 75 | } = options;
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| 76 |
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| 77 | if (!plugins || !presets) {
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| 78 | throw new Error("Assertion failure - plugins and presets exist");
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| 79 | }
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| 80 |
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| 81 | const presetContext = Object.assign({}, context, {
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| 82 | targets: options.targets
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| 83 | });
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| 84 |
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| 85 | const toDescriptor = item => {
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| 86 | const desc = (0, _item.getItemDescriptor)(item);
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| 87 |
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| 88 | if (!desc) {
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| 89 | throw new Error("Assertion failure - must be config item");
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| 90 | }
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| 91 |
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| 92 | return desc;
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| 93 | };
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| 94 |
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| 95 | const presetsDescriptors = presets.map(toDescriptor);
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| 96 | const initialPluginsDescriptors = plugins.map(toDescriptor);
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| 97 | const pluginDescriptorsByPass = [[]];
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| 98 | const passes = [];
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| 99 | const ignored = yield* enhanceError(context, function* recursePresetDescriptors(rawPresets, pluginDescriptorsPass) {
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| 100 | const presets = [];
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| 101 |
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| 102 | for (let i = 0; i < rawPresets.length; i++) {
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| 103 | const descriptor = rawPresets[i];
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| 104 |
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| 105 | if (descriptor.options !== false) {
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| 106 | try {
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| 107 | if (descriptor.ownPass) {
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| 108 | presets.push({
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| 109 | preset: yield* loadPresetDescriptor(descriptor, presetContext),
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| 110 | pass: []
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| 111 | });
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| 112 | } else {
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| 113 | presets.unshift({
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| 114 | preset: yield* loadPresetDescriptor(descriptor, presetContext),
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| 115 | pass: pluginDescriptorsPass
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| 116 | });
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| 117 | }
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| 118 | } catch (e) {
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| 119 | if (e.code === "BABEL_UNKNOWN_OPTION") {
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| 120 | (0, _options.checkNoUnwrappedItemOptionPairs)(rawPresets, i, "preset", e);
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| 121 | }
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| 122 |
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| 123 | throw e;
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| 124 | }
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| 125 | }
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| 126 | }
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| 127 |
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| 128 | if (presets.length > 0) {
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| 129 | pluginDescriptorsByPass.splice(1, 0, ...presets.map(o => o.pass).filter(p => p !== pluginDescriptorsPass));
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| 130 |
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| 131 | for (const {
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| 132 | preset,
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| 133 | pass
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| 134 | } of presets) {
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| 135 | if (!preset) return true;
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| 136 | pass.push(...preset.plugins);
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| 137 | const ignored = yield* recursePresetDescriptors(preset.presets, pass);
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| 138 | if (ignored) return true;
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| 139 | preset.options.forEach(opts => {
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| 140 | (0, _util.mergeOptions)(optionDefaults, opts);
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| 141 | });
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| 142 | }
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| 143 | }
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| 144 | })(presetsDescriptors, pluginDescriptorsByPass[0]);
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| 145 | if (ignored) return null;
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| 146 | const opts = optionDefaults;
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| 147 | (0, _util.mergeOptions)(opts, options);
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| 148 | const pluginContext = Object.assign({}, presetContext, {
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| 149 | assumptions: (_opts$assumptions = opts.assumptions) != null ? _opts$assumptions : {}
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| 150 | });
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| 151 | yield* enhanceError(context, function* loadPluginDescriptors() {
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| 152 | pluginDescriptorsByPass[0].unshift(...initialPluginsDescriptors);
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| 153 |
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| 154 | for (const descs of pluginDescriptorsByPass) {
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| 155 | const pass = [];
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| 156 | passes.push(pass);
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| 157 |
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| 158 | for (let i = 0; i < descs.length; i++) {
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| 159 | const descriptor = descs[i];
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| 160 |
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| 161 | if (descriptor.options !== false) {
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| 162 | try {
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| 163 | pass.push(yield* loadPluginDescriptor(descriptor, pluginContext));
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| 164 | } catch (e) {
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| 165 | if (e.code === "BABEL_UNKNOWN_PLUGIN_PROPERTY") {
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| 166 | (0, _options.checkNoUnwrappedItemOptionPairs)(descs, i, "plugin", e);
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| 167 | }
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| 168 |
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| 169 | throw e;
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| 170 | }
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| 171 | }
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| 172 | }
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| 173 | }
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| 174 | })();
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| 175 | opts.plugins = passes[0];
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| 176 | opts.presets = passes.slice(1).filter(plugins => plugins.length > 0).map(plugins => ({
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| 177 | plugins
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| 178 | }));
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| 179 | opts.passPerPreset = opts.presets.length > 0;
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| 180 | return {
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| 181 | options: opts,
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| 182 | passes: passes
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| 183 | };
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| 184 | });
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| 185 |
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| 186 | exports.default = _default;
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| 187 |
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| 188 | function enhanceError(context, fn) {
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| 189 | return function* (arg1, arg2) {
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| 190 | try {
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| 191 | return yield* fn(arg1, arg2);
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| 192 | } catch (e) {
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| 193 | if (!/^\[BABEL\]/.test(e.message)) {
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| 194 | e.message = `[BABEL] ${context.filename || "unknown"}: ${e.message}`;
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| 195 | }
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| 196 |
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| 197 | throw e;
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| 198 | }
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| 199 | };
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| 200 | }
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| 201 |
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| 202 | const makeDescriptorLoader = apiFactory => (0, _caching.makeWeakCache)(function* ({
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| 203 | value,
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| 204 | options,
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| 205 | dirname,
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| 206 | alias
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| 207 | }, cache) {
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| 208 | if (options === false) throw new Error("Assertion failure");
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| 209 | options = options || {};
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| 210 | let item = value;
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| 211 |
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| 212 | if (typeof value === "function") {
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| 213 | const factory = (0, _async.maybeAsync)(value, `You appear to be using an async plugin/preset, but Babel has been called synchronously`);
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| 214 | const api = Object.assign({}, context, apiFactory(cache));
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| 215 |
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| 216 | try {
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| 217 | item = yield* factory(api, options, dirname);
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| 218 | } catch (e) {
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| 219 | if (alias) {
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| 220 | e.message += ` (While processing: ${JSON.stringify(alias)})`;
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| 221 | }
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| 222 |
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| 223 | throw e;
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| 224 | }
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| 225 | }
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| 226 |
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| 227 | if (!item || typeof item !== "object") {
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| 228 | throw new Error("Plugin/Preset did not return an object.");
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| 229 | }
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| 230 |
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| 231 | if ((0, _async.isThenable)(item)) {
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| 232 | yield* [];
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| 233 | throw new Error(`You appear to be using a promise as a plugin, ` + `which your current version of Babel does not support. ` + `If you're using a published plugin, ` + `you may need to upgrade your @babel/core version. ` + `As an alternative, you can prefix the promise with "await". ` + `(While processing: ${JSON.stringify(alias)})`);
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| 234 | }
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| 235 |
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| 236 | return {
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| 237 | value: item,
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| 238 | options,
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| 239 | dirname,
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| 240 | alias
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| 241 | };
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| 242 | });
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| 243 |
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| 244 | const pluginDescriptorLoader = makeDescriptorLoader(_configApi.makePluginAPI);
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| 245 | const presetDescriptorLoader = makeDescriptorLoader(_configApi.makePresetAPI);
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| 246 |
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| 247 | function* loadPluginDescriptor(descriptor, context) {
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| 248 | if (descriptor.value instanceof _plugin.default) {
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| 249 | if (descriptor.options) {
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| 250 | throw new Error("Passed options to an existing Plugin instance will not work.");
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| 251 | }
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| 252 |
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| 253 | return descriptor.value;
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| 254 | }
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| 255 |
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| 256 | return yield* instantiatePlugin(yield* pluginDescriptorLoader(descriptor, context), context);
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| 257 | }
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| 258 |
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| 259 | const instantiatePlugin = (0, _caching.makeWeakCache)(function* ({
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| 260 | value,
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| 261 | options,
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| 262 | dirname,
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| 263 | alias
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| 264 | }, cache) {
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| 265 | const pluginObj = (0, _plugins.validatePluginObject)(value);
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| 266 | const plugin = Object.assign({}, pluginObj);
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| 267 |
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| 268 | if (plugin.visitor) {
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| 269 | plugin.visitor = _traverse().default.explode(Object.assign({}, plugin.visitor));
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| 270 | }
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| 271 |
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| 272 | if (plugin.inherits) {
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| 273 | const inheritsDescriptor = {
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| 274 | name: undefined,
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| 275 | alias: `${alias}$inherits`,
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| 276 | value: plugin.inherits,
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| 277 | options,
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| 278 | dirname
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| 279 | };
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| 280 | const inherits = yield* (0, _async.forwardAsync)(loadPluginDescriptor, run => {
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| 281 | return cache.invalidate(data => run(inheritsDescriptor, data));
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| 282 | });
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| 283 | plugin.pre = chain(inherits.pre, plugin.pre);
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| 284 | plugin.post = chain(inherits.post, plugin.post);
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| 285 | plugin.manipulateOptions = chain(inherits.manipulateOptions, plugin.manipulateOptions);
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| 286 | plugin.visitor = _traverse().default.visitors.merge([inherits.visitor || {}, plugin.visitor || {}]);
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| 287 | }
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| 288 |
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| 289 | return new _plugin.default(plugin, options, alias);
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| 290 | });
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| 291 |
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| 292 | const validateIfOptionNeedsFilename = (options, descriptor) => {
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| 293 | if (options.test || options.include || options.exclude) {
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| 294 | const formattedPresetName = descriptor.name ? `"${descriptor.name}"` : "/* your preset */";
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| 295 | throw new Error([`Preset ${formattedPresetName} requires a filename to be set when babel is called directly,`, `\`\`\``, `babel.transform(code, { filename: 'file.ts', presets: [${formattedPresetName}] });`, `\`\`\``, `See https://babeljs.io/docs/en/options#filename for more information.`].join("\n"));
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| 296 | }
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| 297 | };
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| 298 |
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| 299 | const validatePreset = (preset, context, descriptor) => {
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| 300 | if (!context.filename) {
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| 301 | const {
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| 302 | options
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| 303 | } = preset;
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| 304 | validateIfOptionNeedsFilename(options, descriptor);
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| 305 |
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| 306 | if (options.overrides) {
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| 307 | options.overrides.forEach(overrideOptions => validateIfOptionNeedsFilename(overrideOptions, descriptor));
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| 308 | }
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| 309 | }
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| 310 | };
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| 311 |
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| 312 | function* loadPresetDescriptor(descriptor, context) {
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| 313 | const preset = instantiatePreset(yield* presetDescriptorLoader(descriptor, context));
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| 314 | validatePreset(preset, context, descriptor);
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| 315 | return yield* (0, _configChain.buildPresetChain)(preset, context);
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| 316 | }
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| 317 |
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| 318 | const instantiatePreset = (0, _caching.makeWeakCacheSync)(({
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| 319 | value,
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| 320 | dirname,
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| 321 | alias
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| 322 | }) => {
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| 323 | return {
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| 324 | options: (0, _options.validate)("preset", value),
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| 325 | alias,
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| 326 | dirname
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| 327 | };
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| 328 | });
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| 329 |
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| 330 | function chain(a, b) {
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| 331 | const fns = [a, b].filter(Boolean);
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| 332 | if (fns.length <= 1) return fns[0];
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| 333 | return function (...args) {
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| 334 | for (const fn of fns) {
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| 335 | fn.apply(this, args);
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| 336 | }
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| 337 | };
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| 338 | } |
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