override public object Clone()
{
CharLiteralExpression clone = (CharLiteralExpression)FormatterServices.GetUninitializedObject(typeof(CharLiteralExpression));
clone._lexicalInfo = _lexicalInfo;
clone._endSourceLocation = _endSourceLocation;
clone._documentation = _documentation;
clone._entity = _entity;
if (_annotations != null)
{
clone._annotations = (Hashtable)_annotations.Clone();
}
clone._expressionType = _expressionType;
clone._value = _value;
return(clone);
}
override public object Clone()
{
CharLiteralExpression clone = new CharLiteralExpression();
clone._lexicalInfo = _lexicalInfo;
clone._endSourceLocation = _endSourceLocation;
clone._documentation = _documentation;
clone._isSynthetic = _isSynthetic;
clone._entity = _entity;
if (_annotations != null)
{
clone._annotations = (Hashtable)_annotations.Clone();
}
clone._expressionType = _expressionType;
clone._value = _value;
return(clone);
}
public override void OnCharLiteralExpression(CharLiteralExpression node)
{
CheckCharLiteralValue(node);
BindExpressionType(node, TypeSystemServices.CharType);
}
private void CheckCharLiteralValue(CharLiteralExpression node)
{
var value = node.Value;
if (value == null || value.Length != 1)
Errors.Add(CompilerErrorFactory.InvalidCharLiteral(node, value));
}
protected Expression char_literal() //throws RecognitionException, TokenStreamException
{
Expression e;
IToken charToken = null;
IToken t = null;
IToken i = null;
e = null;
try { // for error handling
charToken = LT(1);
match(CHAR);
match(LPAREN);
{
switch ( LA(1) )
{
case SINGLE_QUOTED_STRING:
{
t = LT(1);
match(SINGLE_QUOTED_STRING);
if (0==inputState.guessing)
{
e = new CharLiteralExpression(ToLexicalInfo(t), t.getText());
}
break;
}
case INT:
{
i = LT(1);
match(INT);
if (0==inputState.guessing)
{
e = new CharLiteralExpression(ToLexicalInfo(i), (char) PrimitiveParser.ParseInt(i));
}
break;
}
case RPAREN:
{
if (0==inputState.guessing)
{
e = new MethodInvocationExpression(
ToLexicalInfo(charToken),
new ReferenceExpression(ToLexicalInfo(charToken), charToken.getText()));
}
break;
}
default:
{
throw new NoViableAltException(LT(1), getFilename());
}
}
}
match(RPAREN);
}
catch (RecognitionException ex)
{
if (0 == inputState.guessing)
{
reportError(ex, "char_literal");
recover(ex,tokenSet_44_);
}
else
{
throw ex;
}
}
return e;
}
public override void OnCharLiteralExpression(CharLiteralExpression node)
{
EmitLoadLiteral((int) node.Value[0]);
PushType(TypeSystemServices.CharType);
}
public override void OnCharLiteralExpression(CharLiteralExpression node)
{
string value = node.Value;
if (null == value || 1 != value.Length)
{
Errors.Add(CompilerErrorFactory.InvalidCharLiteral(node, value));
}
BindExpressionType(node, TypeSystemServices.CharType);
}
public override void OnCharLiteralExpression(CharLiteralExpression node)
{
MakeLiteralResult("System.Char");
}
//throws RecognitionException, TokenStreamException
protected Expression char_literal()
{
Expression e;
IToken t = null;
IToken i = null;
e = null;
try { // for error handling
match(CHAR);
match(LPAREN);
{
switch ( LA(1) )
{
case SINGLE_QUOTED_STRING:
{
t = LT(1);
match(SINGLE_QUOTED_STRING);
if (0==inputState.guessing)
{
e = new CharLiteralExpression(SourceLocationFactory.ToLexicalInfo(t), t.getText());
}
break;
}
case INT:
{
i = LT(1);
match(INT);
if (0==inputState.guessing)
{
e = new CharLiteralExpression(SourceLocationFactory.ToLexicalInfo(i), (char) PrimitiveParser.ParseInt(i));
}
break;
}
default:
{
throw new NoViableAltException(LT(1), getFilename());
}
}
}
match(RPAREN);
}
catch (RecognitionException ex)
{
if (0 == inputState.guessing)
{
reportError(ex);
recover(ex,tokenSet_27_);
}
else
{
throw ex;
}
}
return e;
}
public override void OnCharLiteralExpression(CharLiteralExpression node)
{
_il.Emit(OpCodes.Ldc_I4, node.Value[0]);
PushType(TypeSystemServices.CharType);
}
public override void OnCharLiteralExpression(CharLiteralExpression node)
{
_expression = new CodePrimitiveExpression(node.Value);
}
override public object Clone()
{
CharLiteralExpression clone = new CharLiteralExpression();
clone._lexicalInfo = _lexicalInfo;
clone._endSourceLocation = _endSourceLocation;
clone._documentation = _documentation;
clone._isSynthetic = _isSynthetic;
clone._entity = _entity;
if (_annotations != null) clone._annotations = (Hashtable)_annotations.Clone();
clone._expressionType = _expressionType;
clone._value = _value;
return clone;
}
public override void OnCharLiteralExpression(CharLiteralExpression e)
{
WriteKeyword("char");
Write("(");
WriteStringLiteral(e.Value);
Write(")");
}
