| public static ToString ( IAstNode ast, bool showOffsets = false ) : string | ||
| ast | IAstNode | |
| showOffsets | bool | |
| return | string | |
public void ReplaceJumpToIfWithRealExample()
{
// cu =
// [ 0, 5] Push(156)
// [ 5, 10] Push(108)
// [ 10, 15] Variables[301] = Pop()
// [ 15, 16] StopObjectCode()
// [ 16, 21] Push(Bits[563])
// [ 21, 22] Push(!Pop())
// [ 22, 27] jump 48 if !Pop()
// [ 27, 32] Push(972)
// [ 32, 37] Push(972)
// [ 37, 42] Push(354)
// [ 42, 43] LoadRoomWithEgo(Pop(), Pop(), Pop(), Pop())
// [ 43, 48] jump 96 if True
// [ 48, 53] Push(Bits[9])
// [ 53, 54] Push(!Pop())
// [ 54, 59] Push(Bits[8])
// [ 59, 60] Push(!Pop())
// [ 60, 61] Push(Pop() & Pop())
// [ 61, 66] jump 80 if !Pop()
// [ 66, 71] Push(5)
// [ 71, 76] Push(1)
// [ 76, 77] CutScene(Pop(25))
// [ 77, 79] WaitForCamera()
// [ 79, 80] EndCutScene()
// [ 80, 85] Push(0)
// [ 85, 90] Push(351)
// [ 90, 95] Push(0)
// [ 95, 96] StartScript(Pop(), Pop(), Pop(25))
// [ 96, 97] StopObjectCode()
var cu = new CompilationUnit().AddStatements(new Statement[]
{
new MethodInvocation("Push").AddArgument(156).ToStatement(0, 5),
new MethodInvocation("Push").AddArgument(108).ToStatement(5, 10),
new BinaryExpression(new ElementAccess("Variables", 301), Operator.Assignment, new MethodInvocation("Pop")).ToStatement(10, 15),
new MethodInvocation("StopObjectCode").ToStatement(15, 16),
new MethodInvocation("Push").AddArgument(new ElementAccess("Bits", 563)).ToStatement(16, 21),
new MethodInvocation("Push").AddArgument(new UnaryExpression(new MethodInvocation("Pop"), Operator.Not)).ToStatement(21, 22),
new JumpStatement(new UnaryExpression(new MethodInvocation("Pop"), Operator.Not), 48, 22, 27),
new MethodInvocation("Push").AddArgument(972).ToStatement(27, 32),
new MethodInvocation("Push").AddArgument(972).ToStatement(32, 37),
new MethodInvocation("Push").AddArgument(354).ToStatement(37, 42),
new MethodInvocation("LoadRoomWithEgo").AddArguments(new MethodInvocation("Pop"), new MethodInvocation("Pop"), new MethodInvocation("Pop"), new MethodInvocation("Pop")).ToStatement(42, 43),
new JumpStatement(true.ToLiteral(), 96, 43, 48),
new MethodInvocation("Push").AddArgument(new ElementAccess("Bits", 9)).ToStatement(48, 53),
new MethodInvocation("Push").AddArgument(new UnaryExpression(new MethodInvocation("Pop"), Operator.Not)).ToStatement(53, 54),
new MethodInvocation("Push").AddArgument(new ElementAccess("Bits", 8)).ToStatement(54, 59),
new MethodInvocation("Push").AddArgument(new UnaryExpression(new MethodInvocation("Pop"), Operator.Not)).ToStatement(59, 60),
new MethodInvocation("Push").AddArgument(new BinaryExpression(new MethodInvocation("Pop"), Operator.And, new MethodInvocation("Pop"))).ToStatement(60, 61),
new JumpStatement(new UnaryExpression(new MethodInvocation("Pop"), Operator.Not), 80, 61, 66),
new MethodInvocation("Push").AddArgument(5).ToStatement(66, 71),
new MethodInvocation("Push").AddArgument(1).ToStatement(71, 76),
new MethodInvocation("CutScene").AddArgument(new MethodInvocation("Pop").AddArgument(25)).ToStatement(76, 77),
new MethodInvocation("WaitForCamera").ToStatement(77, 79),
new MethodInvocation("EndCutScene").ToStatement(79, 80),
new MethodInvocation("Push").AddArgument(0).ToStatement(80, 85),
new MethodInvocation("Push").AddArgument(351).ToStatement(85, 90),
new MethodInvocation("Push").AddArgument(0).ToStatement(90, 95),
new MethodInvocation("StartScript").AddArguments(new MethodInvocation("Pop"), new MethodInvocation("Pop"), new MethodInvocation("Pop").AddArgument(25)).ToStatement(95, 96),
new MethodInvocation("StopObjectCode").ToStatement(96, 97),
});
// expectedCu =
// [ 0, 5] Push(156)
// [ 5, 10] Push(108)
// [ 10, 15] Variables[301] = Pop()
// [ 15, 16] StopObjectCode()
// [ 16, 21] Push(Bits[563])
// [ 21, 22] Push(!Pop())
// [ 22, 27] if (!Pop())
// {
// [ 27, 32] Push(972)
// [ 32, 37] Push(972)
// [ 37, 42] Push(354)
// [ 42, 43] LoadRoomWithEgo(Pop(), Pop(), Pop(), Pop())
// [ 43, 48] goto label_96
// }
// [ 48, 53] Push(Bits[9])
// [ 53, 54] Push(!Pop())
// [ 54, 59] Push(Bits[8])
// [ 59, 60] Push(!Pop())
// [ 60, 61] Push(Pop() & Pop())
// [ 61, 66] if !Pop()
// {
// [ 66, 71] Push(5)
// [ 71, 76] Push(1)
// [ 76, 77] CutScene(Pop(25))
// [ 77, 79] WaitForCamera()
// [ 79, 80] EndCutScene()
// }
// [ 80, 85] Push(0)
// [ 85, 90] Push(351)
// [ 90, 95] Push(0)
// [ 95, 96] StartScript(Pop(), Pop(), Pop(25))
// label_96:
// [ 96, 97] StopObjectCode()
var replacers = new IAstReplacer[]
{
new ReplacePushAndPop(),
new ResolveAllTypesOfVariables(8),
new ReplaceJumpToIf(),
new ReplaceJumpToWhile(),
new ReplaceJumpToGoTo()
};
Array.ForEach(replacers, r => cu = r.Replace(cu));
Console.WriteLine(AstHelper.ToString(cu, true));
}
public void ReplaceJumpToIfWithRealExample2()
{
// cu =
//[0,65]{
//[0, 3] jump 59 if !ActiveObject.Locked
//[3, 7] Variables[1] = Actors[VariableEgo].GetBitVar(1)
//[7,12] jump 25 if Variables[1] != 1
//[12,19] PrintEgo("Easy!")
//[19,22] jump 59 if True
//[22,25] jump 56 if True
//[25,56] PrintEgo("I can't budge it. It's rusted shut.")
//[56,59] jump 64 if True
//[59,60] ActiveObject.State8 = True
//[60,62] Objects[213].State8 = True
//[62,64] StartSound(7)
//[64,65] StopObjectCode()
//[ 0,65]
// }
var cu = new CompilationUnit().AddStatements(new Statement[]
{
new JumpStatement(new UnaryExpression(new MemberAccess("ActiveObject", "Locked"), Operator.Not), 59, 0, 3),
new BinaryExpression(new ElementAccess("Variables", 1), Operator.Assignment,
new MethodInvocation(new MemberAccess(new ElementAccess("Actors", "VariableEgo"), "GetBitVar")).AddArgument(1)).ToStatement(3, 7),
new JumpStatement(new BinaryExpression(new ElementAccess("Variables", 1), Operator.Inequals, 1.ToLiteral()), 25, 7, 12),
new MethodInvocation("PrintEgo").AddArgument("Easy!").ToStatement(12, 19),
new JumpStatement(true.ToLiteral(), 59, 19, 22),
new JumpStatement(true.ToLiteral(), 56, 19, 22),
new MethodInvocation("PrintEgo").AddArgument("I can't budge it. It's rusted shut.!").ToStatement(256, 56),
new JumpStatement(true.ToLiteral(), 64, 56, 59),
new BinaryExpression(new MemberAccess("ActiveObject", "State8"), Operator.Assignment, true.ToLiteral()).ToStatement(59, 60),
new BinaryExpression(new ElementAccess("Objects", 213), Operator.Assignment, true.ToLiteral()).ToStatement(60, 62),
new MethodInvocation("StartSound").AddArgument(7).ToStatement(62, 64),
new MethodInvocation("StopObjectCode").ToStatement(64, 65)
});
// expectedCu =
// if ActiveObject.Locked
// {
// Variables[1] = Actors[VariableEgo].GetBitVar(1)
// if Variables[1] == 1
// {
// PrintEgo("Easy!")
// }
// else
// {
// PrintEgo("I can't budge it. It's rusted shut.")
// StopObjectCode();
// }
// }
// ActiveObject.State8 = True
// 213.State8 = True
// StartSound(7)
// StopObjectCode()
var expectedCu = new CompilationUnit().AddStatements(new Statement[]
{
new IfStatement(new MemberAccess("ActiveObject", "Locked")).SetTrueStatement(
new BinaryExpression(new ElementAccess("Variables", 1), Operator.Assignment,
new MethodInvocation(new MemberAccess(new ElementAccess("Actors", "VariableEgo"), "GetBitVar")).AddArgument(1)).ToStatement(),
new IfStatement(new BinaryExpression(new ElementAccess("Variables", 1), Operator.Equals, 1.ToLiteral()))
.SetTrueStatement(new MethodInvocation("PrintEgo").AddArgument("Easy!").ToStatement())
.SetFalseStatement(
new MethodInvocation("PrintEgo").AddArgument("I can't budge it. It's rusted shut.!").ToStatement(),
new MethodInvocation("StopObjectCode").ToStatement())),
new BinaryExpression(new MemberAccess("ActiveObject", "State8"), Operator.Assignment, true.ToLiteral()).ToStatement(),
new BinaryExpression(new ElementAccess("Objects", 213), Operator.Assignment, true.ToLiteral()).ToStatement(),
new MethodInvocation("StartSound").AddArgument(7).ToStatement(),
new MethodInvocation("StopObjectCode").ToStatement()
});
var actualCu = new ReplaceJumpToIf().Replace(cu);
Console.WriteLine(AstHelper.ToString(actualCu, false));
AstHelper.AstEquals(expectedCu, actualCu);
}
