public static Body Compile(BogieLangParser.BodyContext bodyContext)
{
Body result = new Body();
if (bodyContext.varDeclaration() != null)
{
result.VarDeclaration = VarDeclaration.Compile(bodyContext.varDeclaration());
}
else if (bodyContext.varDefinition() != null)
{
result.VarDefinition = VarDefinition.Compile(bodyContext.varDefinition());
}
else if (bodyContext.functionCall() != null)
{
result.FunctionCall = FunctionCall.Compile(bodyContext.functionCall());
}
else if (bodyContext.functionReturn() != null)
{
result.FunctionReturn = FunctionReturn.Compile(bodyContext.functionReturn());
}
else if (bodyContext.ifControl() != null)
{
result.IfControl = IfControl.Compile(bodyContext.ifControl());
}
else if (bodyContext.whileControl() != null)
{
result.WhileControl = WhileControl.Compile(bodyContext.whileControl());
}
return(result);
}
public void BodyTests()
{
string txt = "int b=true";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.BodyContext bodyContext = parser.body();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
Body body = Body.Compile(bodyContext);
Assert.True(body.VarDeclaration.BogieLangType == BogieLangType.INTEGER);
Assert.True(body.VarDeclaration.Identifier == "b");
Assert.True(body.VarDeclaration.Expression.Literal.Bool == true);
txt = "abc=123";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
Assert.True(body.VarDefinition.Identifier == "abc");
Assert.True(body.VarDefinition.Expression.Literal.Integer == 123);
txt = "func()";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
Assert.True(body.FunctionCall.Identifier == "func");
txt = "return 0";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
Assert.True(body.FunctionReturn.Expression.Literal.Integer == 0);
txt = "if(1){int b}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
Assert.True(body.IfControl.Expression.Literal.Integer == 1);
Assert.True(body.IfControl.Body[0].VarDeclaration.BogieLangType == BogieLangType.INTEGER);
Assert.True(body.IfControl.Body[0].VarDeclaration.Identifier == "b");
txt = "while(1){int b}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
Assert.True(body.WhileControl.Expression.Literal.Integer == 1);
Assert.True(body.WhileControl.Body[0].VarDeclaration.BogieLangType == BogieLangType.INTEGER);
Assert.True(body.WhileControl.Body[0].VarDeclaration.Identifier == "b");
}
public void BodyTests()
{
VariableEnvironment variables = new VariableEnvironment();
FunctionEnvironment functionEnvironment = new FunctionEnvironment();
string txt = "int b=true";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.BodyContext bodyContext = parser.body();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
Body body = Body.Compile(bodyContext);
try
{
body.Execute(functionEnvironment, variables);
Assert.True(false);
}
catch (Exception e)
{
Assert.True(true);//todo: test for a specific exception types once they are created
}
variables.Clear();
txt = "int b=098";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
body.Execute(functionEnvironment, variables);
Assert.True(variables["b"].BogieLangType == BogieLangType.INTEGER);
Assert.True(variables["b"].Identifer == "b");
Assert.True((int)variables["b"].Value == 98);
txt = "abc=123";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
try
{
Assert.True(body.Execute(functionEnvironment, variables) == null);
Assert.True(false);
}
catch
{
Assert.True(true);//todo: test for specific exception types once they are created
}
variables.DeclareVariable("abc", BogieLangType.INTEGER);
txt = "abc=123";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
body.Execute(functionEnvironment, variables);
Assert.True(variables["abc"].BogieLangType == BogieLangType.INTEGER);
Assert.True(variables["abc"].Identifer == "abc");
Assert.True((int)variables["abc"].Value == 123);
txt = "return 0";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
Assert.True(body.Execute(functionEnvironment, variables) is int);
Assert.True((int)body.Execute(functionEnvironment, variables) == 0);
txt = "if(1){int b}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
body.Execute(functionEnvironment, variables);
txt = "if(true){int b}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
body.Execute(functionEnvironment, variables);
}
public void BodyTests()
{
string txt = "int b=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.BodyContext BodyContext = parser.body();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(BodyContext);
Assert.True(parser.NumberOfSyntaxErrors == 0);
txt = "abc=123";
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>());
BodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(BodyContext);
Assert.True(parser.NumberOfSyntaxErrors == 0);
txt = "func()";
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>());
BodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(BodyContext);
Assert.True(parser.NumberOfSyntaxErrors == 0);
txt = "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>());
BodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(BodyContext);
Assert.True(parser.NumberOfSyntaxErrors == 0);
txt = "if(1){int b}";
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>());
BodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(BodyContext);
Assert.True(parser.NumberOfSyntaxErrors == 0);
txt = "while(1){int b}";
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>());
BodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(BodyContext);
Assert.True(parser.NumberOfSyntaxErrors == 0);
}
