63 lines
1.8 KiB
JavaScript
63 lines
1.8 KiB
JavaScript
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'use strict';
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const path = require('path');
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const findUp = require('find-up');
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const loadJsonFile = require('load-json-file');
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const filepaths = new WeakMap();
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const filepath = conf => filepaths.get(conf);
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const findNextCwd = pkgPath => path.resolve(path.dirname(pkgPath), '..');
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const addFilePath = (object, filePath) => {
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filepaths.set(object, filePath);
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return object;
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};
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const pkgConf = (namespace, options = {}) => {
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if (!namespace) {
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return Promise.reject(new TypeError('Expected a namespace'));
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}
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return findUp('package.json', options.cwd ? {cwd: options.cwd} : {})
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.then(filePath => {
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if (!filePath) {
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return addFilePath(Object.assign({}, options.defaults), filePath);
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}
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return loadJsonFile(filePath).then(package_ => {
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if (options.skipOnFalse && package_[namespace] === false) {
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const newOptions = Object.assign({}, options, {cwd: findNextCwd(filePath)});
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return pkgConf(namespace, newOptions);
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}
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return addFilePath(Object.assign({}, options.defaults, package_[namespace]), filePath);
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});
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});
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};
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const sync = (namespace, options = {}) => {
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if (!namespace) {
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throw new TypeError('Expected a namespace');
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}
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const filePath = findUp.sync('package.json', options.cwd ? {cwd: options.cwd} : {});
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if (!filePath) {
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return addFilePath(Object.assign({}, options.defaults), filePath);
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}
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const package_ = loadJsonFile.sync(filePath);
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if (options.skipOnFalse && package_[namespace] === false) {
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const newOptions = Object.assign({}, options, {cwd: findNextCwd(filePath)});
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return sync(namespace, newOptions);
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}
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return addFilePath(Object.assign({}, options.defaults, package_[namespace]), filePath);
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};
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module.exports = pkgConf;
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// TODO: Remove this for the next major release
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module.exports.default = pkgConf;
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module.exports.filepath = filepath;
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module.exports.sync = sync;
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