ubdate

node_modules/npm-conf/lib/conf.js

@@ -0,0 +1,174 @@
+'use strict';
+const fs = require('fs');
+const path = require('path');
+const ConfigChain = require('config-chain').ConfigChain;
+const util = require('./util');
+
+class Conf extends ConfigChain {
+	// https://github.com/npm/npm/blob/latest/lib/config/core.js#L208-L222
+	constructor(base) {
+		super(base);
+		this.root = base;
+	}
+
+	// https://github.com/npm/npm/blob/latest/lib/config/core.js#L332-L342
+	add(data, marker) {
+		try {
+			for (const x of Object.keys(data)) {
+				data[x] = util.parseField(data[x], x);
+			}
+		} catch (err) {
+			throw err;
+		}
+
+		return super.add(data, marker);
+	}
+
+	// https://github.com/npm/npm/blob/latest/lib/config/core.js#L312-L325
+	addFile(file, name) {
+		name = name || file;
+
+		const marker = {__source__: name};
+
+		this.sources[name] = {path: file, type: 'ini'};
+		this.push(marker);
+		this._await();
+
+		try {
+			const contents = fs.readFileSync(file, 'utf8');
+			this.addString(contents, file, 'ini', marker);
+		} catch (err) {
+			this.add({}, marker);
+		}
+
+		return this;
+	}
+
+	// https://github.com/npm/npm/blob/latest/lib/config/core.js#L344-L360
+	addEnv(env) {
+		env = env || process.env;
+
+		const conf = {};
+
+		Object.keys(env)
+			.filter(x => /^npm_config_/i.test(x))
+			.forEach(x => {
+				if (!env[x]) {
+					return;
+				}
+
+				const p = x.toLowerCase()
+					.replace(/^npm_config_/, '')
+					.replace(/(?!^)_/g, '-');
+
+				conf[p] = env[x];
+			});
+
+		return super.addEnv('', conf, 'env');
+	}
+
+	// https://github.com/npm/npm/blob/latest/lib/config/load-prefix.js
+	loadPrefix() {
+		const cli = this.list[0];
+
+		Object.defineProperty(this, 'prefix', {
+			enumerable: true,
+			set: prefix => {
+				const g = this.get('global');
+				this[g ? 'globalPrefix' : 'localPrefix'] = prefix;
+			},
+			get: () => {
+				const g = this.get('global');
+				return g ? this.globalPrefix : this.localPrefix;
+			}
+		});
+
+		Object.defineProperty(this, 'globalPrefix', {
+			enumerable: true,
+			set: prefix => {
+				this.set('prefix', prefix);
+			},
+			get: () => {
+				return path.resolve(this.get('prefix'));
+			}
+		});
+
+		let p;
+
+		Object.defineProperty(this, 'localPrefix', {
+			enumerable: true,
+			set: prefix => {
+				p = prefix;
+			},
+			get: () => {
+				return p;
+			}
+		});
+
+		if (Object.prototype.hasOwnProperty.call(cli, 'prefix')) {
+			p = path.resolve(cli.prefix);
+		} else {
+			try {
+				const prefix = util.findPrefix(process.cwd());
+				p = prefix;
+			} catch (err) {
+				throw err;
+			}
+		}
+
+		return p;
+	}
+
+	// https://github.com/npm/npm/blob/latest/lib/config/load-cafile.js
+	loadCAFile(file) {
+		if (!file) {
+			return;
+		}
+
+		try {
+			const contents = fs.readFileSync(file, 'utf8');
+			const delim = '-----END CERTIFICATE-----';
+			const output = contents
+				.split(delim)
+				.filter(x => Boolean(x.trim()))
+				.map(x => x.trimLeft() + delim);
+
+			this.set('ca', output);
+		} catch (err) {
+			if (err.code === 'ENOENT') {
+				return;
+			}
+
+			throw err;
+		}
+	}
+
+	// https://github.com/npm/npm/blob/latest/lib/config/set-user.js
+	loadUser() {
+		const defConf = this.root;
+
+		if (this.get('global')) {
+			return;
+		}
+
+		if (process.env.SUDO_UID) {
+			defConf.user = Number(process.env.SUDO_UID);
+			return;
+		}
+
+		const prefix = path.resolve(this.get('prefix'));
+
+		try {
+			const stats = fs.statSync(prefix);
+			defConf.user = stats.uid;
+		} catch (err) {
+			if (err.code === 'ENOENT') {
+				return;
+			}
+
+			throw err;
+		}
+	}
+}
+
+module.exports = Conf;