domain.js

/* eslint-env node */

"use strict";

var DOMAIN_NAME = "hirseUngit";
var isWin = /^win/.test(process.platform);

var childProcess = require("child_process");

var _domainManager;
var child;

function start() {
    var args = ["--no-b", "--maxNAutoRestartOnCrash=0", "--ungitVersionCheckOverride"];
    child = childProcess.fork("node_modules/ungit/bin/ungit", args, {
        cwd: __dirname,
        silent: true
    });
    child.stdout.on("data", function (buffer) {
        _domainManager.emitEvent(DOMAIN_NAME, "out", buffer.toString());
    });
    child.stderr.on("data", function (buffer) {
        _domainManager.emitEvent(DOMAIN_NAME, "stderr", buffer.toString());
    });
    child.on("error", function (code) {
        _domainManager.emitEvent(DOMAIN_NAME, "error", code);
    });
    child.on("close", function (code) {
        child = null;
        _domainManager.emitEvent(DOMAIN_NAME, "close", code);
    });
}

function kill() {
    if (child) {
        if (isWin) {
            childProcess.spawn("taskkill", ["/pid", child.pid, "/t", "/f"]);
        } else {
            child.kill();
        }
    }
}

function init(domainManager) {
    _domainManager = domainManager;
    if (!domainManager.hasDomain(DOMAIN_NAME)) {
        domainManager.registerDomain(DOMAIN_NAME, {
            major: 0,
            minor: 1
        });
    }
    domainManager.registerCommand(
        DOMAIN_NAME, // domain name
        "start", // command name
        start, // command handler function
        false, // this command is synchronous in Node
        "Starts the ungit process"
    );
    domainManager.registerCommand(
        DOMAIN_NAME, // domain name
        "kill", // command name
        kill, // command handler function
        false, // this command is synchronous in Node
        "Kills the ungit process"
    );

    domainManager.registerEvent(
        DOMAIN_NAME, // domain name
        "out", // event name
        [{
            name: "mesage",
            type: "string",
            description: "Message body"
        }]
    );

    domainManager.registerEvent(
        DOMAIN_NAME, // domain name
        "stderr", // event name
        [{
            name: "mesage",
            type: "string",
            description: "message body"
        }]
    );

    domainManager.registerEvent(
        DOMAIN_NAME, // domain name
        "error", // event name
        [{
            name: "code",
            type: "string",
            description: "Exit code"
        }]
    );

    domainManager.registerEvent(
        DOMAIN_NAME, // domain name
        "close", // event name
        [{
            name: "code",
            type: "string",
            description: "Exit code"
        }]
    );
}

exports.init = init;