// Copyright (c) 2009 The Chromium Authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

package org.chromium.sdk.internal.tools.v8;

/**

 * Events, command and response types and keys for the V8 Debugger

 * protocol messages.

 */

public enum V8Protocol implements CharSequence {

  KEY_SEQ("seq"),

  KEY_REQSEQ("request_seq"),

  KEY_TYPE("type"),

  TYPE_EVENT("event"),

  /**

   * VM state.

   */

  KEY_RUNNING("running"),

  TYPE_RESPONSE("response"),

  TYPE_REQUEST("request"),

  COMMAND_CONTINUE("continue"),

  COMMAND_EVALUATE("evaluate"),

  COMMAND_BACKTRACE("backtrace"),

  COMMAND_FRAME("frame"),

  COMMAND_SCRIPTS("scripts"),

  COMMAND_SOURCE("source"),

  COMMAND_SETBP("setbreakpoint"),

  KEY_COMMAND("command"),

  KEY_SUCCESS("success"),

  KEY_MESSAGE("message"),

  KEY_BODY("body"),

  KEY_V8_VERSION("V8Version"),

  FRAME_RECEIVER("receiver"),

  FRAME_FUNC("func"),

  BODY_INDEX("index"),

  BODY_LOCALS("locals"),

  BODY_SCOPES("scopes"),

  BODY_ARGUMENTS("arguments"),

  FRAME_SCRIPT("script"),

  ARGUMENT_NAME("name"),

  ARGUMENT_VALUE("value"),

  LOCAL_NAME("name"),

  LOCAL_VALUE("value"),

  FRAME_REFS("refs"),

  INFERRED_NAME("inferredName"),

  /**

   * Ref handle object. It contains name, value, type, handle (ref #).

   */

  REF_HANDLE("handle"),

  REF_TEXT("text"),

  REF_TYPE("type"),

  /**

   * A primitive type value.

   */

  REF_VALUE("value"),

  /**

   * A string-type value length.

   */

  REF_LENGTH("length"),

  /**

   * Object properties.

   */

  REF_PROPERTIES("properties"),

  REF_PROP_NAME("name"),

  REF_CONSTRUCTORFUNCTION("constructorFunction"),

  REF_PROTOOBJECT("protoObject"),

  REF_PROTOTYPEOBJECT("prototypeObject"),

  REF_CLASSNAME("className"),

  REF_PROP_TYPE("propertyType"),

  BODY_FRAMES("frames"),

  BODY_FRAME_TEXT("text"),

  BODY_FRAME_LINE("line"),

  BODY_FRAME_SRCLINE("sourceLineText"),

  BODY_SOURCELINE("sourceLine"),

  BODY_SOURCECOLUMN("sourceColumn"),

  BODY_FRAME_POSITION("position"),

  BREAK_BODY("body"),

  BREAK_BREAKPOINTS("breakpoints"),

  KEY_EVENT("event"),

  EVENT_BREAK("break"),

  EVENT_EXCEPTION("exception"),

  /**

   * Scripts and Source response.

   */

  SOURCE_CODE("source"),

  /**

   * Script name.

   */

  BODY_NAME("name"),

  BODY_LINEOFFSET("lineOffset"),

  BODY_LINECOUNT("lineCount"),

  BODY_SCRIPT_TYPE("scriptType"),

  BODY_SOURCE("body"),

  BODY_SETBP("body"),

  BODY_BREAKPOINT("breakpoint"),

  BODY_TYPE("type"),

  EVAL_BODY("body"),

  REF("ref"),

  ID("id"),

  DATA("data"),

  CONTEXT("context"),

  EXCEPTION("exception"),

  UNCAUGHT("uncaught"),

  ;

  public final String key;

  private V8Protocol(String key) {

    this.key = key;

  }

  public char charAt(int index) {

    return key.charAt(index);

  }

  public int length() {

    return key.length();

  }

  public CharSequence subSequence(int start, int end) {

    return key.subSequence(start, end);

  }

  @Override

  public String toString() {

    return key;

  }

}