ScriptStack.Runtime.Operand Class Reference

Public Member Functions
override string	ToString ()

Static Public Member Functions
static Operand	Literal (object val)
static Operand	Variable (string identifier)
static Operand	MemberVariable (string identifier, object val)
static Operand	CreatePointer (string identifier, string pointer)
static Operand	AllocateInstructionPointer (Instruction instruction)
static Operand	AllocateFunctionPointer (Function function)
static Operand	AllocateRoutinePointer (Routine routine)

Properties
OperandType	Type [get, set]
object	Value [get]
object	Member [get, set]
string	Pointer [get, set]
Instruction	InstructionPointer [get, set]
Function	FunctionPointer [get, set]
Routine	RoutinePointer [get, set]

Private Member Functions
	Operand (OperandType operandType, object objectValue, object objectIndex)
string	ToString (object objectValue)
string	ToLiteral (string input)

Private Attributes
OperandType	m_operandType
object	m_objectValue
object	m_objectIndex

Detailed Description

Definition at line 22 of file Operand.cs.

Constructor & Destructor Documentation

Operand()

ScriptStack.Runtime.Operand.Operand ( OperandType operandType, object objectValue, object objectIndex )

private

Definition at line 35 of file Operand.cs.

        {
            m_operandType = operandType;
            m_objectValue = objectValue;
            m_objectIndex = objectIndex;
        }

References m_objectIndex, m_objectValue, and m_operandType.

Referenced by AllocateFunctionPointer(), AllocateInstructionPointer(), AllocateRoutinePointer(), CreatePointer(), Literal(), MemberVariable(), and Variable().

Member Function Documentation

AllocateFunctionPointer()

Operand ScriptStack.Runtime.Operand.AllocateFunctionPointer ( Function function )

static

Definition at line 79 of file Operand.cs.

        {
            return new Operand(OperandType.FunctionPointer, function, null);
        }

References Operand().

Referenced by ScriptStack.Compiler.Parser.FunctionCall().

AllocateInstructionPointer()

Operand ScriptStack.Runtime.Operand.AllocateInstructionPointer ( Instruction instruction )

static

Definition at line 74 of file Operand.cs.

        {
            return new Operand(OperandType.InstructionPointer, instruction, null);
        }

References Operand().

Referenced by ScriptStack.Compiler.Parser.Break(), ScriptStack.Compiler.Parser.Continue(), ScriptStack.Compiler.Parser.For(), ScriptStack.Compiler.Parser.ForEach(), ScriptStack.Compiler.Parser.If(), ScriptStack.Compiler.Parser.Switch(), ScriptStack.Compiler.Parser.Wait(), and ScriptStack.Compiler.Parser.While().

AllocateRoutinePointer()

Operand ScriptStack.Runtime.Operand.AllocateRoutinePointer ( Routine routine )

static

Definition at line 84 of file Operand.cs.

        {
            return new Operand(OperandType.RoutinePointer, routine, null);
        }

References Operand().

Referenced by ScriptStack.Compiler.Parser.RoutineCall().

CreatePointer()

Operand ScriptStack.Runtime.Operand.CreatePointer ( string identifier, string pointer )

static

Definition at line 69 of file Operand.cs.

        {
            return new Operand(OperandType.Pointer, identifier, pointer);
        }

References Operand().

Referenced by ScriptStack.Compiler.Parser.AccessChain(), ScriptStack.Compiler.Parser.AccessChainAssignment(), ScriptStack.Compiler.Parser.ArrayAssignment(), ScriptStack.Compiler.Parser.BraceArray(), ScriptStack.Compiler.Parser.BracketArray(), ScriptStack.Compiler.Parser.ForEach(), and ScriptStack.Compiler.Parser.Pointer().

Literal()

Operand ScriptStack.Runtime.Operand.Literal ( object val )

static

Definition at line 54 of file Operand.cs.

        {
            return new Operand(OperandType.Literal, val, null);
        }

References Operand().

Referenced by ScriptStack.Compiler.Parser.AccessChain(), ScriptStack.Compiler.Parser.Atom(), ScriptStack.Compiler.Parser.For(), ScriptStack.Compiler.Parser.ForEach(), ScriptStack.Compiler.Parser.FunctionDeclaration(), ScriptStack.Compiler.Parser.InsertDebugInfo(), ScriptStack.Compiler.Parser.Notify(), ScriptStack.Compiler.Parser.Return(), and ScriptStack.Compiler.Parser.Switch().

MemberVariable()

Operand ScriptStack.Runtime.Operand.MemberVariable ( string identifier, object val )

static

Definition at line 64 of file Operand.cs.

        {
            return new Operand(OperandType.Member, identifier, val);
        }

References Operand().

Referenced by ScriptStack.Compiler.Parser.AccessChain(), ScriptStack.Compiler.Parser.AccessChainAssignment(), ScriptStack.Compiler.Parser.BraceArray(), ScriptStack.Compiler.Parser.BracketArray(), ScriptStack.Compiler.Parser.Member(), and ScriptStack.Compiler.Parser.MemberAssignment().

ToLiteral()

string ScriptStack.Runtime.Operand.ToLiteral ( string input )

private

Definition at line 93 of file Operand.cs.

        {
 
            var literal = new StringBuilder(input.Length + 2);
 
            foreach (var c in input)
            {
 
                switch (c)
                {
 
                    case '\"':
                        literal.Append("\\\"");
                        break;
 
                    case '\a':
                        literal.Append("\\a");
                        break;
 
                    case '\b':
                        literal.Append("\\b");
                        break;
 
                    case '\n':
                        literal.Append("\\n");
                        break;
 
                    case '\r':
                        literal.Append("\\r");
                        break;
 
                    case '\t':
                        literal.Append("\\t");
                        break;
 
                    default:
                        if (char.GetUnicodeCategory(c) != System.Globalization.UnicodeCategory.Control)
                            literal.Append(c);
                        else
                        {
                            literal.Append(@"\u");
                            literal.Append(((ushort)c).ToString("x4"));
                        }
                        break;
 
                }
 
            }
 
            return literal.ToString();
 
        }

References ToString().

Referenced by ToString().

ToString() [1/2]

override string ScriptStack.Runtime.Operand.ToString

(

)

Definition at line 146 of file Operand.cs.

        {
 
            switch (m_operandType)
            {
 
                case OperandType.Literal:
                    {
 
                        // \todo improve
                        if (m_objectValue.GetType().ToString() == "System.String")
                            return ToLiteral((string)m_objectValue);
 
                        else if (m_objectValue.GetType().ToString() == "System.Char")
                            return ToLiteral("" + (char)m_objectValue);
 
                        else
                            return ToString(m_objectValue);
 
                    }
 
                case OperandType.Variable:
                    return m_objectValue.ToString();
 
                case OperandType.Member:
                    return m_objectValue + "[" + ToString(m_objectIndex) + "]";
 
                case OperandType.Pointer:
                    return m_objectValue + "[" + m_objectIndex + "]";
 
                case OperandType.InstructionPointer:
                    return "[" + ((Instruction) m_objectValue).Address.ToString("X8") + "]";
 
                case OperandType.FunctionPointer:
                    {
                        Function scriptFunction = (Function)m_objectValue;
                        return "<" + scriptFunction.Name + "@" + scriptFunction.EntryPoint.Address.ToString("X8") + ">";
                    }
 
                case OperandType.RoutinePointer:
                    return m_objectValue.ToString();
 
                default:
                    return ToLiteral(m_operandType.ToString());
 
            }
        }

References ScriptStack.Runtime.Instruction.Address, ScriptStack.Runtime.Function.EntryPoint, m_objectIndex, m_objectValue, m_operandType, ToLiteral(), and ToString().

Referenced by ToLiteral(), and ToString().

ToString() [2/2]

string ScriptStack.Runtime.Operand.ToString ( object objectValue )

private

Definition at line 42 of file Operand.cs.

        {
            if (objectValue.GetType() == typeof(string))
                return "\"" + objectValue + "\"";
            else
                return objectValue.ToString();
        }

Variable()

Operand ScriptStack.Runtime.Operand.Variable ( string identifier )

static

Definition at line 59 of file Operand.cs.

        {
            return new Operand(OperandType.Variable, identifier, null);
        }

References Operand().

Referenced by ScriptStack.Compiler.Parser.AccessChain(), ScriptStack.Compiler.Parser.AccessChainAssignment(), ScriptStack.Compiler.Parser.AllocateVariable(), ScriptStack.Compiler.Parser.And(), ScriptStack.Compiler.Parser.Arithmetic(), ScriptStack.Compiler.Parser.ArrayAssignment(), ScriptStack.Compiler.Parser.Atom(), ScriptStack.Compiler.Parser.BinaryAnd(), ScriptStack.Compiler.Parser.BinaryNot(), ScriptStack.Compiler.Parser.BinaryNotAssign(), ScriptStack.Compiler.Parser.BinaryOr(), ScriptStack.Compiler.Parser.BitwiseAnd(), ScriptStack.Compiler.Parser.BitwiseOr(), ScriptStack.Compiler.Parser.BitwiseXor(), ScriptStack.Compiler.Parser.BraceArray(), ScriptStack.Compiler.Parser.BracketArray(), ScriptStack.Compiler.Parser.Factor(), ScriptStack.Compiler.Parser.For(), ScriptStack.Compiler.Parser.ForEach(), ScriptStack.Compiler.Parser.FunctionCall(), ScriptStack.Compiler.Parser.FunctionDeclaration(), ScriptStack.Compiler.Parser.If(), ScriptStack.Compiler.Parser.LockedStatementList(), ScriptStack.Compiler.Parser.Member(), ScriptStack.Compiler.Parser.MemberAssignment(), ScriptStack.Compiler.Parser.Not(), ScriptStack.Compiler.Parser.Notify(), ScriptStack.Compiler.Parser.Or(), ScriptStack.Compiler.Parser.Pointer(), ScriptStack.Compiler.Parser.PostDecrement(), ScriptStack.Compiler.Parser.PostIncrement(), ScriptStack.Compiler.Parser.PreDecrement(), ScriptStack.Compiler.Parser.PreIncrement(), ScriptStack.Compiler.Parser.Relation(), ScriptStack.Compiler.Parser.Return(), ScriptStack.Compiler.Parser.RoutineCall(), ScriptStack.Compiler.Parser.ShiftLeft(), ScriptStack.Compiler.Parser.ShiftRight(), ScriptStack.Compiler.Parser.Switch(), ScriptStack.Compiler.Parser.Term(), ScriptStack.Compiler.Parser.VariableAssignment(), ScriptStack.Compiler.Parser.VariableDeclaration(), ScriptStack.Compiler.Parser.Wait(), ScriptStack.Compiler.Parser.While(), and ScriptStack.Compiler.Parser.Xor().

Member Data Documentation

m_objectIndex

object ScriptStack.Runtime.Operand.m_objectIndex

private

Definition at line 29 of file Operand.cs.

Referenced by Operand(), and ToString().

m_objectValue

object ScriptStack.Runtime.Operand.m_objectValue

private

Definition at line 28 of file Operand.cs.

Referenced by Operand(), and ToString().

m_operandType

OperandType ScriptStack.Runtime.Operand.m_operandType

private

Definition at line 27 of file Operand.cs.

Referenced by Operand(), and ToString().

Property Documentation

FunctionPointer

Function ScriptStack.Runtime.Operand.FunctionPointer

getset

Definition at line 259 of file Operand.cs.

        {
            get
            {
                if (m_operandType != OperandType.FunctionPointer)
                    throw new ParserException("Error in function call.");
 
                return (Function)m_objectValue;
            }
            set
            {
                if (m_operandType != OperandType.FunctionPointer)
                    throw new ParserException("Error in function call.");
 
                m_objectValue = value;
            }
        }

InstructionPointer

Instruction ScriptStack.Runtime.Operand.InstructionPointer

getset

Definition at line 241 of file Operand.cs.

        {
            get
            {
                if (m_operandType != OperandType.InstructionPointer)
                    throw new ParserException("Error in instruction access.");
 
                return (Instruction) m_objectValue;
            }
            set
            {
                if (m_operandType != OperandType.InstructionPointer)
                    throw new ParserException("Error in instruction access.");
 
                m_objectValue = value;
            }
        }

Referenced by ScriptStack.Runtime.Executable.Clean().

Member

object ScriptStack.Runtime.Operand.Member

getset

Definition at line 209 of file Operand.cs.

        {
            get
            {
                if (m_operandType != OperandType.Member)
                    throw new ExecutionException("Error in member access.");
                return m_objectIndex;
            }
            set
            {
                if (m_operandType != OperandType.Member)
                    throw new ExecutionException("Error in member access.");
                m_objectIndex = value;
            }
        }

Referenced by ScriptStack.Runtime.Interpreter.Assignment(), and ScriptStack.Runtime.Interpreter.Evaluate().

Pointer

string ScriptStack.Runtime.Operand.Pointer

getset

Definition at line 225 of file Operand.cs.

        {
            get
            {
                if (m_operandType != OperandType.Pointer)
                    throw new ExecutionException("Error in array access.");
                return (string) m_objectIndex; 
            }
            set
            {
                if (m_operandType != OperandType.Pointer)
                    throw new ExecutionException("Error in array access.");
                m_objectIndex = value;
            }
        }

Referenced by ScriptStack.Runtime.Interpreter.Assignment(), and ScriptStack.Runtime.Interpreter.Evaluate().

RoutinePointer

Routine ScriptStack.Runtime.Operand.RoutinePointer

getset

Definition at line 277 of file Operand.cs.

        {
 
            get
            {
                if (m_operandType != OperandType.RoutinePointer)
                    throw new ParserException("Error in routine access.");
 
                return (Routine)m_objectValue;
            }
            set
            {
                if (m_operandType != OperandType.RoutinePointer)
                    throw new ParserException("Error in routine access.");
 
                m_objectValue = value;
            }
 
        }

Type

OperandType ScriptStack.Runtime.Operand.Type

getset

Definition at line 198 of file Operand.cs.

        {
            get { return m_operandType; }
            set { m_operandType = value; }
        }

Referenced by ScriptStack.Runtime.Interpreter.ANDB(), ScriptStack.Runtime.Interpreter.Assignment(), ScriptStack.Runtime.Executable.Clean(), ScriptStack.Runtime.Interpreter.DCO(), ScriptStack.Runtime.Interpreter.Evaluate(), ScriptStack.Runtime.Interpreter.ORB(), ScriptStack.Runtime.Interpreter.SHL(), ScriptStack.Runtime.Interpreter.SHR(), and ScriptStack.Runtime.Interpreter.XOR().

Value

object ScriptStack.Runtime.Operand.Value

get

Definition at line 204 of file Operand.cs.

        {
            get { return m_objectValue; }
        }

Referenced by ScriptStack.Runtime.Interpreter.ANDB(), ScriptStack.Runtime.Interpreter.Assignment(), ScriptStack.Runtime.Interpreter.DCO(), ScriptStack.Runtime.Interpreter.Evaluate(), ScriptStack.Runtime.Interpreter.ORB(), ScriptStack.Runtime.Interpreter.SHL(), ScriptStack.Runtime.Interpreter.SHR(), and ScriptStack.Runtime.Interpreter.XOR().

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The documentation for this class was generated from the following file:

• Src/Runtime/Operand.cs