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185 lines
4.0 KiB
JavaScript
185 lines
4.0 KiB
JavaScript
/*!
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* parse-git-config <https://github.com/jonschlinkert/parse-git-config>
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*
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* Copyright (c) 2015-2018, Jon Schlinkert.
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* Released under the MIT License.
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*/
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'use strict';
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var fs = require('fs');
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var path = require('path');
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var expand = require('expand-tilde');
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var exists = require('fs-exists-sync');
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var extend = require('extend-shallow');
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var configPath = require('git-config-path');
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var ini = require('ini');
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/**
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* Asynchronously parse a `.git/config` file. If only the callback is passed,
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* the `.git/config` file relative to `process.cwd()` is used.
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*
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* ```js
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* parse(function(err, config) {
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* if (err) throw err;
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* // do stuff with config
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* });
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* ```
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* @param {Object|String|Function} `options` Options with `cwd` or `path`, the cwd to use, or the callback function.
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* @param {Function} `cb` callback function if the first argument is options or cwd.
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* @return {Object}
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* @api public
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*/
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function parse(options, cb) {
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if (typeof options === 'function') {
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cb = options;
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options = null;
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}
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if (typeof cb !== 'function') {
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throw new TypeError('expected callback to be a function');
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}
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var filepath = parse.resolveConfigPath(options);
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if (filepath === null) {
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cb();
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return;
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}
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fs.stat(filepath, function(err, stat) {
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if (err) {
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cb(err);
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return;
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}
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fs.readFile(filepath, 'utf8', function(err, str) {
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if (err) {
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cb(err);
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return;
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}
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if (options && options.include === true) {
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str = injectInclude(str, path.resolve(path.dirname(filepath)));
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}
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cb(null, ini.parse(str));
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});
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});
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}
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/**
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* Synchronously parse a `.git/config` file. If no arguments are passed,
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* the `.git/config` file relative to `process.cwd()` is used.
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*
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* ```js
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* var config = parse.sync();
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* ```
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*
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* @name .sync
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* @param {Object|String} `options` Options with `cwd` or `path`, or the cwd to use.
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* @return {Object}
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* @api public
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*/
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parse.sync = function parseSync(options) {
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var filepath = parse.resolveConfigPath(options);
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if (filepath && exists(filepath)) {
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var input = fs.readFileSync(filepath, 'utf8');
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if (options && options.include === true) {
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var cwd = path.resolve(path.dirname(filepath));
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var str = injectInclude(input, cwd);
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return ini.parse(str);
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}
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return ini.parse(input);
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}
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return {};
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};
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/**
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* Resolve the git config path
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*/
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parse.resolveConfigPath = function(options) {
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if (typeof options === 'string') {
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options = { type: options };
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}
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var opts = extend({cwd: process.cwd()}, options);
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var fp = opts.path ? expand(opts.path) : configPath(opts.type);
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return fp ? path.resolve(opts.cwd, fp) : null;
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};
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/**
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* Deprecated: use `.resolveConfigPath` instead
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*/
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parse.resolve = function(options) {
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return parse.resolveConfigPath(options);
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};
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/**
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* Returns an object with only the properties that had ini-style keys
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* converted to objects (example below).
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*
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* ```js
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* var config = parse.sync();
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* var obj = parse.keys(config);
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* ```
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* @name .keys
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* @param {Object} `config` The parsed git config object.
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* @return {Object}
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* @api public
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*/
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parse.keys = function parseKeys(config) {
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var res = {};
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for (var key in config) {
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var m = /(\S+) "(.*)"/.exec(key);
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if (!m) continue;
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var prop = m[1];
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res[prop] = res[prop] || {};
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res[prop][m[2]] = config[key];
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}
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return res;
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};
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function injectInclude(input, cwd) {
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var pathRegex = /^\s*path\s*=\s*/;
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var lines = input.split('\n');
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var len = lines.length;
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var filepath = '';
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var res = [];
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for (var i = 0; i < len; i++) {
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var line = lines[i];
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var n = i;
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if (line.indexOf('[include]') === 0) {
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while (n < len && !pathRegex.test(filepath)) {
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filepath = lines[++n];
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}
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if (!filepath) {
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return input;
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}
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filepath = filepath.replace(pathRegex, '');
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var fp = path.resolve(cwd, expand(filepath));
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res.push(fs.readFileSync(fp));
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} else {
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res.push(line);
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}
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}
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return res.join('\n');
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}
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/**
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* Expose `parse`
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*/
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module.exports = parse;
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