1 files changed, 90 insertions, 0 deletions
diff --git a/deps/npm/node_modules/global-dirs/index.js b/deps/npm/node_modules/global-dirs/index.js
new file mode 100644
index 0000000000..2b61d4eae2
--- /dev/null
+++ b/deps/npm/node_modules/global-dirs/index.js
@@ -0,0 +1,90 @@
+'use strict';
+const path = require('path');
+const os = require('os');
+const fs = require('fs');
+const ini = require('ini');
+
+const readRc = fp => {
+	try {
+		return ini.parse(fs.readFileSync(fp, 'utf8')).prefix;
+	} catch (err) {}
+};
+
+const defaultNpmPrefix = (() => {
+	if (process.env.PREFIX) {
+		return process.env.PREFIX;
+	}
+
+	if (process.platform === 'win32') {
+		// `c:\node\node.exe` → `prefix=c:\node\`
+		return path.dirname(process.execPath);
+	}
+
+	// `/usr/local/bin/node` → `prefix=/usr/local`
+	return path.dirname(path.dirname(process.execPath));
+})();
+
+const getNpmPrefix = () => {
+	if (process.env.PREFIX) {
+		return process.env.PREFIX;
+	}
+
+	const homePrefix = readRc(path.join(os.homedir(), '.npmrc'));
+	if (homePrefix) {
+		return homePrefix;
+	}
+
+	const globalConfigPrefix = readRc(path.resolve(defaultNpmPrefix, 'etc', 'npmrc'));
+	if (globalConfigPrefix) {
+		return globalConfigPrefix;
+	}
+
+	if (process.platform === 'win32' && process.env.APPDATA) {
+		// Hardcoded contents of `c:\Program Files\nodejs\node_modules\npm\.npmrc`
+		const prefix = path.join(process.env.APPDATA, 'npm');
+		if (fs.existsSync(prefix)) {
+			return prefix;
+		}
+	}
+
+	return defaultNpmPrefix;
+};
+
+const npmPrefix = path.resolve(getNpmPrefix());
+
+const getYarnPrefix = () => {
+	if (process.env.PREFIX) {
+		return process.env.PREFIX;
+	}
+
+	if (process.platform === 'win32' && process.env.LOCALAPPDATA) {
+		const prefix = path.join(process.env.LOCALAPPDATA, 'Yarn');
+		if (fs.existsSync(prefix)) {
+			return prefix;
+		}
+	}
+
+	const configPrefix = path.join(os.homedir(), '.config/yarn');
+	if (fs.existsSync(configPrefix)) {
+		return configPrefix;
+	}
+
+	const homePrefix = path.join(os.homedir(), '.yarn-config');
+	if (fs.existsSync(homePrefix)) {
+		return homePrefix;
+	}
+
+	// Yarn supports the npm conventions but the inverse is not true
+	return npmPrefix;
+};
+
+exports.npm = {};
+exports.npm.prefix = npmPrefix;
+exports.npm.packages = path.join(npmPrefix, process.platform === 'win32' ? 'node_modules' : 'lib/node_modules');
+exports.npm.binaries = process.platform === 'win32' ? npmPrefix : path.join(npmPrefix, 'bin');
+
+const yarnPrefix = path.resolve(getYarnPrefix());
+exports.yarn = {};
+exports.yarn.prefix = yarnPrefix;
+exports.yarn.packages = path.join(yarnPrefix, process.platform === 'win32' ? 'config/global/node_modules' : 'global/node_modules');
+exports.yarn.binaries = path.join(exports.yarn.packages, '.bin');