public void IfTests()
{
VariableEnvironment variables = new VariableEnvironment();
FunctionEnvironment functionEnvironment = new FunctionEnvironment();
string txt = "if(true){}";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.IfControlContext ifControlContext = parser.ifControl();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(ifControlContext);
IfControl ifControl = IfControl.Compile(ifControlContext);
Assert.True(ifControl.Execute(functionEnvironment, variables) == null);
txt = "if(true){int b=0}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
ifControlContext = parser.ifControl();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(ifControlContext);
ifControl = IfControl.Compile(ifControlContext);
Assert.True(ifControl.Execute(functionEnvironment, variables) == null);
Assert.True(!variables.IsVariableDeclared("b"));
}
public void IfTests()
{
string txt = "if(true){}";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
lexer.AddErrorListener(new ParserErrorHandler <int>());
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
parser.AddErrorListener(new ParserErrorHandler <object>());
BogieLangParser.IfControlContext IfControlContext = parser.ifControl();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(IfControlContext);
Assert.True(parser.NumberOfSyntaxErrors == 0);
txt = "if(true){int b=0}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
lexer.AddErrorListener(new ParserErrorHandler <int>());
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
parser.AddErrorListener(new ParserErrorHandler <object>());
IfControlContext = parser.ifControl();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(IfControlContext);
Assert.True(parser.NumberOfSyntaxErrors == 0);
txt = @"if(true)
{
int b=0
b = 1
funcCall(b)
if(false){return 1}
return 0
}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
lexer.AddErrorListener(new ParserErrorHandler <int>());
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
parser.AddErrorListener(new ParserErrorHandler <object>());
IfControlContext = parser.ifControl();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(IfControlContext);
Assert.True(parser.NumberOfSyntaxErrors == 0);
}
public static IfControl Compile(BogieLangParser.IfControlContext ifControlContext)
{
IfControl result = new IfControl();
if (ifControlContext.expression() != null)
{
result.Expression = Expression.Compile(ifControlContext.expression(), null);
}
if (ifControlContext.body().Length != 0)
{
foreach (BogieLangParser.BodyContext context in ifControlContext.body())
{
result.Body.Add(Runtime.Body.Compile(context));//todo: handle funciton returns;
}
}
return(result);
}
public void IfTests()
{
string txt = "if(true){}";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.IfControlContext ifControlContext = parser.ifControl();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(ifControlContext);
IfControl ifControl = IfControl.Compile(ifControlContext);
Assert.True(ifControl.Expression.Literal.Bool == true);
Assert.True(ifControl.Body.Count == 0);
txt = "if(true){int b=0}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
ifControlContext = parser.ifControl();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(ifControlContext);
ifControl = IfControl.Compile(ifControlContext);
Assert.True(ifControl.Expression.Literal.Bool == true);
Assert.True(ifControl.Body[0].VarDeclaration.BogieLangType == BogieLangType.INTEGER);
Assert.True(ifControl.Body[0].VarDeclaration.Identifier == "b");
Assert.True(ifControl.Body[0].VarDeclaration.Expression.Literal.Integer == 0);
txt = @"if(true)
{
int b=0
b = 1
funcCall(b)
if(false){return 1}
return 0
}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
ifControlContext = parser.ifControl();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(ifControlContext);
ifControl = IfControl.Compile(ifControlContext);
Assert.True(ifControl.Expression.Literal.Bool == true);
Assert.True(ifControl.Body[0].VarDeclaration.BogieLangType == BogieLangType.INTEGER);
Assert.True(ifControl.Body[0].VarDeclaration.Identifier == "b");
Assert.True(ifControl.Body[0].VarDeclaration.Expression.Literal.Integer == 0);
Assert.True(ifControl.Body[1].VarDefinition.Identifier == "b");
Assert.True(ifControl.Body[1].VarDefinition.Expression.Literal.Integer == 1);
Assert.True(ifControl.Body[2].FunctionCall.Identifier == "funcCall");
Assert.True(ifControl.Body[2].FunctionCall.Arguments[0].Identifier == "b");
Assert.True(ifControl.Body[3].IfControl.Expression.Literal.Bool == false);
Assert.True(ifControl.Body[3].IfControl.Body[0].FunctionReturn.Expression.Literal.Integer == 1);
Assert.True(ifControl.Body[4].FunctionReturn.Expression.Literal.Integer == 0);
}
