Method addTopExpression

www/js/_hyperscript.esm.js:1662–1665

(name, definition)

    this.addGrammarElement(name, definition);
  }
  addTopExpression(name, definition) {
    this.#topExpressions.push(name);
    this.addGrammarElement(name, definition);
  }
  commandStart(token) {
    return this.#commands[token.value || ""];
  }