ko/lib/core/commander.js

build & lint library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const commander_1 = require("commander");
const utils_1 = require("../utils");
var STATE;
(function (STATE) {
    STATE[STATE["INIT"] = 0] = "INIT";
    STATE[STATE["PARSE"] = 1] = "PARSE";
    STATE[STATE["DONE"] = 2] = "DONE";
})(STATE || (STATE = {}));
class Commander {
    constructor() {
        this.program = commander_1.program;
        this.STATE = STATE.INIT;
        this.cmdSet = {};
        this.pkg = require('../../package.json');
    }
    registerCommand({ name, description, args, options, }) {
        (0, utils_1.assert)(this.STATE === STATE.INIT, `register command should be called in INIT state`);
        (0, utils_1.assert)(!this.cmdSet[name], `command ${name} has been registered`);
        (0, utils_1.assert)(description, `command ${name} must have a description`);
        this.cmdSet[name] = {
            description,
            options,
            args,
        };
    }
    bindAction(name, fn) {
        (0, utils_1.assert)(this.STATE === STATE.INIT, `bind command action should be called in INIT state`);
        (0, utils_1.assert)(this.cmdSet[name], `command ${name} hasn't been registered`);
        (0, utils_1.assert)(!this.cmdSet[name].action, `command ${name} action has been registered`);
        this.cmdSet[name].action = fn;
    }
    parse() {
        this.STATE = STATE.PARSE;
        this.program
            .description('Project Toolkit for React Applications')
            .version(this.pkg.version, '-v, --version')
            .usage('<command> [options]');
        Object.keys(this.cmdSet).forEach(name => {
            const cmd = this.cmdSet[name];
            const command = this.program.command(name);
            command.description(cmd.description);
            if (cmd.args) {
                cmd.args.forEach(argv => {
                    command.argument(argv.flags, argv.description);
                });
            }
            if (cmd.options) {
                cmd.options.forEach(option => {
                    command.option(option.flags, option.description, option.defaultValue);
                });
            }
            if (cmd.action) {
                command.action(cmd.action);
            }
            else {
                throw new Error(`command ${name} action hasn't been bind`);
            }
        });
        this.program.parse();
        this.STATE = STATE.DONE;
    }
}
exports.default = Commander;