Method addGrammarElement

src/core/kernel.js:258–263

(name, definition)

    }

    addGrammarElement(name, definition) {
        if (this.#grammar[name]) {
            throw new Error(`Grammar element '${name}' already exists`);
        }
        this.#grammar[name] = definition;
    }

    addCommand(keyword, definition) {
        var commandGrammarType = keyword + "Command";