private static ITranslationUnit BuildLiteralExpressionTranslationUnit(LiteralExpressionSyntax expression, SemanticModel semanticModel)
{
SyntaxToken token = expression.Token;
switch (token.Kind())
{
case SyntaxKind.NumericLiteralToken:
return(LiteralTranslationUnit <int> .Create((int)token.Value));
case SyntaxKind.StringLiteralToken:
return(LiteralTranslationUnit <string> .Create((string)token.Value));
case SyntaxKind.CharacterLiteralExpression:
return(null);
case SyntaxKind.TrueKeyword:
case SyntaxKind.FalseKeyword:
return(LiteralTranslationUnit <bool> .Create((bool)token.Value));
case SyntaxKind.NullKeyword:
return(LiteralTranslationUnit.Null);
}
throw new InvalidOperationException(string.Format("Cannot build a literal expression for token type {0}!", token.Kind()));
}
public string MixedExpressionSimpleArithmetic()
{
// Expression: 2 * 3 + 10
var translationUnit = BinaryExpressionTranslationUnit.Create(
BinaryExpressionTranslationUnit.Create(
LiteralTranslationUnit <int> .Create(2),
LiteralTranslationUnit <int> .Create(3),
OperatorToken.Multiplication),
LiteralTranslationUnit <int> .Create(10),
OperatorToken.Addition);
return(translationUnit.Translate());
}
public void IntegerLiteral()
{
int number = Expressions.RandomInteger;
ITranslationUnit translationUnit = LiteralTranslationUnit <int> .Create(number);
string typescript = translationUnit.Translate();
new Utils.FileWriter(TestSuite.Context).WriteToFile(typescript,
string.Format("{0}.Code", nameof(this.IntegerLiteral)),
Utils.FileType.TypeScript);
Assert.AreEqual(string.Format("{0}", number.ToString()), typescript, "Literal does not match expected!");
}
public void StringLiteral()
{
string str = "this is a string";
ITranslationUnit translationUnit = LiteralTranslationUnit <string> .Create(str);
string typescript = translationUnit.Translate();
new Utils.FileWriter(TestSuite.Context).WriteToFile(typescript,
string.Format("{0}.Code", nameof(this.StringLiteral)),
Utils.FileType.TypeScript);
Assert.AreEqual(string.Format("{1}{0}{1}", str, Lexems.SingleQuote),
typescript, "Literal does not match expected!");
}
private static ITranslationUnit BuildLiteralExpressionTranslationUnit(LiteralExpressionSyntax expression, SemanticModel semanticModel)
{
SyntaxToken token = expression.Token;
switch (token.Kind())
{
case SyntaxKind.NumericLiteralToken:
Type arg_type = token.Value.GetType();
Type genericLiteralTranslationUnit = typeof(LiteralTranslationUnit <>).MakeGenericType(arg_type);
MethodInfo mi = genericLiteralTranslationUnit.GetMethod("Create", BindingFlags.Static | BindingFlags.Public);
return((ITranslationUnit)mi.Invoke(null, new object[] { token.Value }));
//return LiteralTranslationUnit<token.Value.GetType()>.Create((int)token.Value);
//}
//else
//{
// return LiteralTranslationUnit<decimal>.Create((decimal)token.Value);
//}
case SyntaxKind.StringLiteralToken:
return(LiteralTranslationUnit <string> .Create((string)token.Value));
case SyntaxKind.CharacterLiteralToken:
return(LiteralTranslationUnit <char> .Create((char)token.Value));
case SyntaxKind.CharacterLiteralExpression:
return(null);
case SyntaxKind.TrueKeyword:
case SyntaxKind.FalseKeyword:
return(LiteralTranslationUnit <bool> .Create((bool)token.Value));
case SyntaxKind.NullKeyword:
return(LiteralTranslationUnit.Null);
}
throw new InvalidOperationException(string.Format("Cannot build a literal expression for token type {0}!", token.Kind()));
}
public string MixedExpressionSimpleParentheticArithmetic()
{
// Expression: 2 * 3 + 100++ * (200 - 300)
var translationUnit = BinaryExpressionTranslationUnit.Create(
BinaryExpressionTranslationUnit.Create(
LiteralTranslationUnit <int> .Create(2),
LiteralTranslationUnit <int> .Create(3),
OperatorToken.Multiplication),
BinaryExpressionTranslationUnit.Create(
UnaryExpressionTranslationUnit.Create(
LiteralTranslationUnit <int> .Create(100),
OperatorToken.Increment,
UnaryExpressionTranslationUnit.UnaryPosition.Postfix),
ParenthesizedExpressionTranslationUnit.Create(
BinaryExpressionTranslationUnit.Create(
LiteralTranslationUnit <int> .Create(200),
LiteralTranslationUnit <int> .Create(300),
OperatorToken.Subtraction)),
OperatorToken.Multiplication),
OperatorToken.Addition);
return(translationUnit.Translate());
}
/// <summary>
///
/// </summary>
/// <param name="operatorToken"></param>
/// <param name="number"></param>
/// <param name="postfix"></param>
/// <returns></returns>
public static ITranslationUnit BuildExpressionTranslationUnit(OperatorToken operatorToken, int number, bool postfix = true)
{
return(UnaryExpressionTranslationUnit.Create(
LiteralTranslationUnit <int> .Create(number), operatorToken,
postfix ? UnaryExpressionTranslationUnit.UnaryPosition.Postfix : UnaryExpressionTranslationUnit.UnaryPosition.Prefix));
}
/// <summary>
///
/// </summary>
/// <param name="operatorToken"></param>
/// <param name="number1"></param>
/// <param name="number2"></param>
/// <returns></returns>
public static ITranslationUnit BuildExpressionTranslationUnit(OperatorToken operatorToken, int number1, int number2)
{
return(BinaryExpressionTranslationUnit.Create(
LiteralTranslationUnit <int> .Create(number1), LiteralTranslationUnit <int> .Create(number2), operatorToken));
}
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public static ITranslationUnit BuildLiteralTranslationUnit(bool value)
{
return(LiteralTranslationUnit <bool> .Create(value));
}
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public static ITranslationUnit BuildLiteralTranslationUnit(string value)
{
return(LiteralTranslationUnit <string> .Create(value));
}
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public static ITranslationUnit BuildLiteralTranslationUnit(int value)
{
return(LiteralTranslationUnit <int> .Create(value));
}
