private CodeExpression BuildLiteralValue(XSharpParser.LiteralValueContext context)
{
CodeExpression expr = null;
ITerminalNode node;
//
node = context.BIN_CONST();
if (node != null)
{
expr = new CodePrimitiveExpression(GetNumericValue(context));
}
node = context.INT_CONST();
if (node != null)
{
expr = new CodePrimitiveExpression(GetNumericValue(context));
}
//
node = context.HEX_CONST();
if (node != null)
{
expr = new CodePrimitiveExpression(GetNumericValue(context));
}
//
node = context.REAL_CONST();
if (node != null)
{
expr = new CodePrimitiveExpression(GetNumericValue(context));
}
//
node = context.TRUE_CONST();
if (node != null)
{
expr = new CodePrimitiveExpression(true);
}
//
node = context.FALSE_CONST();
if (node != null)
{
expr = new CodePrimitiveExpression(false);
}
//
node = context.STRING_CONST();
if (node != null)
{
// Remove the quotes
String value = context.GetText();
value = value.Substring(1, value.Length - 2);
expr = new CodePrimitiveExpression(value);
}
//
node = context.ESCAPED_STRING_CONST();
if (node != null)
{
// Remove the e in front of quotes, AND the Quotes
String value = context.GetText();
value = value.Substring(1);
value = value.Substring(1, value.Length - 2);
expr = new CodePrimitiveExpression(BuildUnEscapedString(value));
}
//
node = context.CHAR_CONST();
if (node != null)
{
// Remove the quotes
String value = context.GetText();
value = value.Substring(1, value.Length - 2);
if (value.Length >= 1)
expr = new CodePrimitiveExpression(value[0]);
}
//
node = context.NIL();
if (node != null)
{
expr = new CodeSnippetExpression("NIL");
}
//
node = context.NULL();
if (node != null)
{
expr = new CodePrimitiveExpression(null);
}
//
node = context.NULL_ARRAY();
if (node != null)
{
expr = new CodeSnippetExpression("NULL_ARRAY");
}
//
node = context.NULL_CODEBLOCK();
if (node != null)
{
expr = new CodeSnippetExpression("NULL_CODEBLOCK");
}
//
node = context.NULL_DATE();
if (node != null)
{
expr = new CodeSnippetExpression("NULL_DATE");
}
//
node = context.NULL_OBJECT();
if (node != null)
{
expr = new CodeSnippetExpression("NULL_OBJECT");
}
//
node = context.NULL_PSZ();
if (node != null)
{
expr = new CodeSnippetExpression("NULL_PSZ");
}
//
node = context.NULL_PTR();
if (node != null)
{
expr = new CodeSnippetExpression("NULL_PTR");
}
//
node = context.NULL_STRING();
if (node != null)
{
expr = new CodeSnippetExpression("NULL_STRING");
}
//
node = context.NULL_SYMBOL();
if (node != null)
{
expr = new CodeSnippetExpression("NULL_SYMBOL");
}
//
node = context.SYMBOL_CONST();
if (node != null)
{
expr = new CodeSnippetExpression(context.GetText().ToUpper());
}
//
node = context.DATE_CONST();
if (node != null)
{
expr = new CodeSnippetExpression(context.GetText());
}
//
if ( expr == null )
{
expr = new CodeSnippetExpression(context.GetText());
}
return expr;
}