private VariableDeclaration ParseVariableDeclaration()
{
VariableDeclaration variableDeclaration = null;
if (_currentToken.TheTokenType.Equals(Token.TokenType.VARIABLE_TYPE))
{
var variableType = new VariableType(Accept(Token.TokenType.VARIABLE_TYPE));
var variableName = new UserCreatableID(Accept(Token.TokenType.USER_CREATABLE_ID));
Expression1 expression = null;
if (_currentToken.TheTokenType.Equals(Token.TokenType.ASSIGNMENT))
{
Accept(Token.TokenType.ASSIGNMENT);
expression = ParseExpression1();
}
variableDeclaration = new VariableDeclarationSimple(variableType, variableName, expression);
}
else if (Token.TokenType.COOK == _currentToken.TheTokenType)
{
variableDeclaration =
new VariableDeclarationStructVariableDeclaration(ParseStructVariableDeclaration());
}
Accept(Token.TokenType.SEMICOLON);
return(variableDeclaration);
}
private StructVariableDeclaration ParseStructVariableDeclaration()
{
Accept(Token.TokenType.COOK);
var structName = new UserCreatableID(Accept(Token.TokenType.USER_CREATABLE_ID));
var variableName = new UserCreatableID(Accept(Token.TokenType.USER_CREATABLE_ID));
return(new StructVariableDeclaration(structName, variableName));
}
private Struct ParseStruct()
{
Accept(Token.TokenType.KEBAB);
var structName = new UserCreatableID(Accept(Token.TokenType.USER_CREATABLE_ID));
Accept(Token.TokenType.LEFT_SQUARE);
VariableDeclarationList variableDeclarationList = ParseVariableDeclarationList();
Accept(Token.TokenType.RIGHT_SQUARE);
return(new Struct(structName, variableDeclarationList));
}
private FunctionDeclaration ParseFunctionDeclaration()
{
Accept(Token.TokenType.FUNCTION);
var functionName = new UserCreatableID(Accept(Token.TokenType.USER_CREATABLE_ID));
Accept(Token.TokenType.TAKES);
ParameterList parameterList = ParseParameterList();
Accept(Token.TokenType.GIVES_BACK);
ReturnType returnType = ParseReturnType();
Accept(Token.TokenType.LEFT_SQUARE);
Statements statements = ParseStatements();
Accept(Token.TokenType.RIGHT_SQUARE);
return(new FunctionDeclaration(functionName, parameterList, returnType, statements));
}
public FunctionCall(UserCreatableID functionName, ArgumentList argumentList)
{
FunctionName = functionName;
ArgumentList = argumentList;
}