net.jangaroo.jooc.JooSymbol Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of jangaroo-compiler Show documentation
There is a newer version: 4.1.17
/*
 * Copyright 2008 CoreMedia AG
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0 
 * 
 * Unless required by applicable law or agreed to in writing, 
 * software distributed under the License is distributed on an "AS
 * IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 
 * express or implied. See the License for the specific language 
 * governing permissions and limitations under the License.
 */

package net.jangaroo.jooc;

import net.jangaroo.jooc.api.FilePosition;

/**
 * @author Andreas Gawecki
 */
public class JooSymbol extends java_cup.runtime.Symbol implements FilePosition {

  private int line;
  private int column;
  private String whitespace;
  private String text;
  private Object jooValue;
  private String fileName;
  private boolean isVirtual;
  private boolean semicolonInsertedBefore;

  public JooSymbol(String text) {
    this(net.jangaroo.jooc.sym.IDE, text);
  }

  public JooSymbol(int sym, String text) {
    this(sym, "", -1, -1, "", text, text);
  }

  public JooSymbol(int sym, String fileName, int line, int column, String whitespace, String text) {
    this(sym, fileName, line, column, whitespace, text, null);
  }

  public JooSymbol(int sym, String fileName, int line, int column, String whitespace, String text, Object jooValue) {
    super(sym, -1, -1, null);
    this.fileName = fileName;
    this.value = this;
    this.line = line;
    this.column = column;
    this.whitespace = whitespace;
    this.text = text;
    this.jooValue = jooValue;
  }

  public JooSymbol replacingSymAndTextAndJooValue(int sym, String text, Object jooValue) {
    return new JooSymbol(sym, fileName, line, column, whitespace, text, jooValue);
  }

  public JooSymbol withoutWhitespace() {
    return new JooSymbol(sym, fileName, line, column, "", text, jooValue);
  }

  public JooSymbol withWhitespace(String whitespace) {
    return new JooSymbol(sym, fileName, line, column, whitespace, text, jooValue);
  }

  public String toString() {
    return "line " + line + ", column " + column + ": '" + whitespace + "', '" + text + "'" + " file " + fileName;
  }

  public String getText() {
    return text;
  }

  public String getWhitespace() {
    return whitespace;
  }

  /**
   * Use only for symbols that have just been created!
   * Especially the MXML compiler often creates AST sub-trees and wants to copy over the white-space
   * from the MXML element afterwards.
   * @param whitespace the white-space to inject into this symbol
   */
  public void setWhitespace(String whitespace) {
    this.whitespace = whitespace;
  }

  public String getSourceCode() {
    return whitespace + text;
  }

  public Object getJooValue() {
    return jooValue;
  }

  @Override
  public String getFileName() {
    return fileName;
  }

  @Override
  public int getLine() {
    return line;
  }

  @Override
  public int getColumn() {
    return column;
  }

  public boolean isVirtual() {
    return isVirtual;
  }

  public JooSymbol virtual() {
    isVirtual = true;
    return this;
  }

  public boolean isSemicolonInsertedBefore() {
    return semicolonInsertedBefore;
  }

  public void setSemicolonInsertedBefore(final boolean semicolonInsertedBefore) {
    this.semicolonInsertedBefore = semicolonInsertedBefore;
  }
}