Method addCommand

src/core/kernel.js:265–269

(keyword, definition)

    }

    addCommand(keyword, definition) {
        var commandGrammarType = keyword + "Command";
        this.#grammar[commandGrammarType] = definition;
        this.#commands[keyword] = definition;
    }

    addCommands(...commandClasses) {
        for (const CommandClass of commandClasses) {