'use strict';
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var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
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var _crossSpawn = require('cross-spawn');
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var _command = require('./command');
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var _command2 = _interopRequireDefault(_command);
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var _variable = require('./variable');
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var _variable2 = _interopRequireDefault(_variable);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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module.exports = crossEnv;
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var envSetterRegex = /(\w+)=('(.*)'|"(.*)"|(.*))/;
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function crossEnv(args) {
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var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
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var _parseCommand = parseCommand(args),
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_parseCommand2 = _slicedToArray(_parseCommand, 3),
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envSetters = _parseCommand2[0],
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command = _parseCommand2[1],
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commandArgs = _parseCommand2[2];
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var env = getEnvVars(envSetters);
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if (command) {
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var proc = (0, _crossSpawn.spawn)(
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// run `path.normalize` for command(on windows)
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(0, _command2.default)(command, env, true),
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// by default normalize is `false`, so not run for cmd args
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commandArgs.map(function (arg) {
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return (0, _command2.default)(arg, env);
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}), {
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stdio: 'inherit',
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shell: options.shell,
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env
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});
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process.on('SIGTERM', function () {
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return proc.kill('SIGTERM');
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});
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process.on('SIGINT', function () {
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return proc.kill('SIGINT');
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});
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process.on('SIGBREAK', function () {
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return proc.kill('SIGBREAK');
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});
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process.on('SIGHUP', function () {
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return proc.kill('SIGHUP');
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});
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proc.on('exit', function (code, signal) {
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var crossEnvExitCode = code;
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// exit code could be null when OS kills the process(out of memory, etc) or due to node handling it
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// but if the signal is SIGINT the user exited the process so we want exit code 0
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if (crossEnvExitCode === null) {
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crossEnvExitCode = signal === 'SIGINT' ? 0 : 1;
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}
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process.exit(crossEnvExitCode); //eslint-disable-line no-process-exit
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});
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return proc;
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}
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return null;
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}
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function parseCommand(args) {
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var envSetters = {};
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var command = null;
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var commandArgs = [];
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for (var i = 0; i < args.length; i++) {
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var match = envSetterRegex.exec(args[i]);
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if (match) {
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var value = void 0;
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if (typeof match[3] !== 'undefined') {
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value = match[3];
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} else if (typeof match[4] === 'undefined') {
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value = match[5];
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} else {
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value = match[4];
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}
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envSetters[match[1]] = value;
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} else {
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// No more env setters, the rest of the line must be the command and args
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var cStart = [];
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cStart = args.slice(i)
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// Regex:
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// match "\'" or "'"
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// or match "\" if followed by [$"\] (lookahead)
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.map(function (a) {
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var re = /\\\\|(\\)?'|([\\])(?=[$"\\])/g;
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// Eliminate all matches except for "\'" => "'"
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return a.replace(re, function (m) {
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if (m === '\\\\') return '\\';
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if (m === "\\'") return "'";
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return '';
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});
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});
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command = cStart[0];
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commandArgs = cStart.slice(1);
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break;
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}
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}
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return [envSetters, command, commandArgs];
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}
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function getEnvVars(envSetters) {
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var envVars = Object.assign({}, process.env);
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if (process.env.APPDATA) {
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envVars.APPDATA = process.env.APPDATA;
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}
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Object.keys(envSetters).forEach(function (varName) {
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envVars[varName] = (0, _variable2.default)(envSetters[varName], varName);
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});
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return envVars;
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}
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