grammer()

in src/langs/common/combinator.js [153:187]

• 34 lines of code
• 9 McCabe index (conditional complexity)

  grammer(emit, gram, eol = true, newLine = true) {
    if (gram instanceof AnnotationItem) {
      this.emitAnnotation(emit, gram);
      return;
    }

    let emitter = new Emitter(this.config);
    let method = null;
    if (gram instanceof Behavior) {
      method = gram.name;
    } else if (gram instanceof Grammer) {
      method = _lowerFirst(gram.constructor.name);
    } else {
      debug.stack('Unsupported', gram);
    }
    if (typeof this[method] !== 'undefined') {
      this[method].call(this, emitter, gram);
    } else {
      debug.stack('Unimpelemented : ' + method);
    }
    if (gram.eol !== null) {
      eol = gram.eol;
    }
    if (gram.newLine !== null) {
      newLine = gram.newLine;
    }
    if (newLine) {
      emit.emit('', this.level);
    }
    emit.emit(emitter.output);
    if (eol) {
      emit.emitln(this.eol);
    }
    emitter = null;
  }