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95 lines
2.5 KiB
95 lines
2.5 KiB
"use strict"; |
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Object.defineProperty(exports, "__esModule", { |
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value: true |
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}); |
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exports.declare = declare; |
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exports.declarePreset = void 0; |
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function declare(builder) { |
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return (api, options, dirname) => { |
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var _clonedApi2; |
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let clonedApi; |
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for (const name of Object.keys(apiPolyfills)) { |
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var _clonedApi; |
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if (api[name]) continue; |
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clonedApi = (_clonedApi = clonedApi) != null ? _clonedApi : copyApiObject(api); |
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clonedApi[name] = apiPolyfills[name](clonedApi); |
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} |
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return builder((_clonedApi2 = clonedApi) != null ? _clonedApi2 : api, options || {}, dirname); |
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}; |
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} |
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const declarePreset = declare; |
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exports.declarePreset = declarePreset; |
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const apiPolyfills = { |
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assertVersion: api => range => { |
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throwVersionError(range, api.version); |
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}, |
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targets: () => () => { |
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return {}; |
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}, |
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assumption: () => () => { |
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return undefined; |
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} |
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}; |
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function copyApiObject(api) { |
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let proto = null; |
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if (typeof api.version === "string" && /^7\./.test(api.version)) { |
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proto = Object.getPrototypeOf(api); |
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if (proto && (!has(proto, "version") || !has(proto, "transform") || !has(proto, "template") || !has(proto, "types"))) { |
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proto = null; |
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} |
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} |
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return Object.assign({}, proto, api); |
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} |
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function has(obj, key) { |
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return Object.prototype.hasOwnProperty.call(obj, key); |
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} |
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function throwVersionError(range, version) { |
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if (typeof range === "number") { |
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if (!Number.isInteger(range)) { |
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throw new Error("Expected string or integer value."); |
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} |
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range = `^${range}.0.0-0`; |
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} |
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if (typeof range !== "string") { |
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throw new Error("Expected string or integer value."); |
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} |
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const limit = Error.stackTraceLimit; |
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if (typeof limit === "number" && limit < 25) { |
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Error.stackTraceLimit = 25; |
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} |
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let err; |
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if (version.slice(0, 2) === "7.") { |
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err = new Error(`Requires Babel "^7.0.0-beta.41", but was loaded with "${version}". ` + `You'll need to update your @babel/core version.`); |
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} else { |
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err = new Error(`Requires Babel "${range}", but was loaded with "${version}". ` + `If you are sure you have a compatible version of @babel/core, ` + `it is likely that something in your build process is loading the ` + `wrong version. Inspect the stack trace of this error to look for ` + `the first entry that doesn't mention "@babel/core" or "babel-core" ` + `to see what is calling Babel.`); |
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} |
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if (typeof limit === "number") { |
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Error.stackTraceLimit = limit; |
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} |
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throw Object.assign(err, { |
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code: "BABEL_VERSION_UNSUPPORTED", |
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version, |
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range |
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}); |
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} |