コード例 #1
0
    public String getLabelExpression(Field field) {
      Expression label = field.getLabel();
      if (label == null) return null;

      StringBuilder builder = new StringBuilder();
      AST labelBase = label.getNextSibling();
      if (labelBase != null) {
        String name = labelBase.getText();
        builder.append("((");
        builder.append(name);
        builder.append(")__cc.find(\"");
        builder.append(name);
        builder.append("\")).");
      }
      builder.append("__fpos + 8*");
      String labelExpr = exprEmitter.emit(label);
      builder.append(labelExpr);

      return builder.toString();
    }
コード例 #2
0
 /**
  * Recursively traverses a label expression to construct the setter name for the label. We rely
  * on the results of the ExpressionEvaluator in assuming that the expression type is either DOT
  * or ID, and that an ID always resolved to a Field in the expression scope.
  *
  * @param buffer string buffer used for appending the partial result
  * @param expr subexpression of current label expression
  */
 private void appendLabelSetter(StringBuilder buffer, Expression expr) {
   if (expr.getType() == DataScriptParserTokenTypes.DOT) {
     Expression op1 = expr.op1();
     String symbol = op1.getText();
     Field f = (Field) op1.getScope().getTypeOrSymbol(symbol);
     String getter = AccessorNameEmitter.getGetterName(f);
     buffer.append(getter);
     buffer.append("().");
     appendLabelSetter(buffer, expr.op2());
   } else {
     Field f = (Field) expr.getScope().getTypeOrSymbol(expr.getText());
     buffer.append(AccessorNameEmitter.getSetterName(f));
   }
 }