protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
var loadExp = expression as LoadScriptExpression;
if (loadExp == null)
{
hasChanged = false;
return null;
}
hasChanged = true;
var scriptExp = loadExp.FileExpression as StringExpression;
if (scriptExp == null)
{
throw new AphidRuntimeException(
"Invalid load script operand '{0}'.",
loadExp.FileExpression);
}
var script = _loader.FindScriptFile(StringParser.Parse(scriptExp.Value));
if (!File.Exists(script))
{
throw new AphidRuntimeException("Could not find script '{0}'.", scriptExp.Value);
}
var tokens = new AphidLexer(File.ReadAllText(script)).GetTokens();
return new AphidParser(tokens) { UseImplicitReturns = UseImplicitReturns }.Parse();
}
public byte[] Assemble(AphidExpression expression)
{
if (expression is BinaryOperatorExpression)
{
return AssembleBinaryOperation(expression as BinaryOperatorExpression);
}
else if (expression is IdentifierExpression)
{
AddLabel(expression as IdentifierExpression);
return null;
}
else if (expression is UnaryOperatorExpression)
{
return AssembleUnaryOperation(expression as UnaryOperatorExpression);
}
else if (expression is CallExpression)
{
return AssembleCallExpression(expression as CallExpression);
}
else
{
throw new InvalidOperationException();
}
}
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
hasChanged = false;
if (!IsStatement || expression.Type != AphidNodeType.IdentifierExpression)
{
return null;
}
var id = expression.ToIdentifier();
var attributes = AphidAttributeParser.Parse<DeclarativeStatementAttributes>(id);
var nameId = new IdentifierExpression(attributes.Name);
if (_tokenTypes.Contains(id.Identifier))
{
hasChanged = true;
var match = new CallExpression(
new IdentifierExpression("Match"),
new IdentifierExpression(id.Identifier));
return attributes.Name == null ?
new List<AphidExpression> { match, } :
new List<AphidExpression>
{
new BinaryOperatorExpression(
nameId,
AphidTokenType.AssignmentOperator,
new IdentifierExpression("TokenType")),
match,
};
}
else if (_parseFunctions.Contains(id.Identifier))
{
hasChanged = true;
var call = new CallExpression(new IdentifierExpression(id.Identifier));
return attributes.Name == null ?
new List<AphidExpression> { call } :
new List<AphidExpression>
{
new BinaryOperatorExpression(
nameId,
AphidTokenType.AssignmentOperator,
call)
};
}
else if (id.Identifier == "NextToken")
{
hasChanged = true;
return new List<AphidExpression>
{
new CallExpression(new IdentifierExpression(id.Identifier))
};
}
return null;
}
public TernaryOperatorExpression(
AphidTokenType op,
AphidExpression firstOperand,
AphidExpression secondOperand,
AphidExpression thirdOperand)
{
Operator = op;
FirstOperand = firstOperand;
SecondOperand = secondOperand;
ThirdOperand = thirdOperand;
}
public ForExpression(
AphidExpression initialization,
AphidExpression condition,
AphidExpression afterthought,
List<AphidExpression> body)
{
Initialization = initialization;
Condition = condition;
Afterthought = afterthought;
Body = body;
}
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
var idExp = expression as IdentifierExpression;
AphidExpression argument;
if (idExp == null || !_arguments.TryGetValue(idExp.Identifier, out argument))
{
hasChanged = false;
return null;
}
hasChanged = true;
return new List<AphidExpression> { argument };
}
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
hasChanged = false;
switch (expression.Type)
{
case AphidNodeType.BinaryOperatorExpression:
var binOpExp = (BinaryOperatorExpression)expression;
if (binOpExp.Operator == AphidTokenType.AssignmentOperator &&
binOpExp.LeftOperand.Type == AphidNodeType.IdentifierExpression &&
binOpExp.RightOperand.Type == AphidNodeType.ObjectExpression)
{
hasChanged = true;
_typeResolver.InterpretType(
(IdentifierExpression)binOpExp.LeftOperand,
(ObjectExpression)binOpExp.RightOperand);
return new List<AphidExpression>();
}
else if (binOpExp.Operator == AphidTokenType.MemberOperator)
{
hasChanged = true;
return MutateMemberExpression(binOpExp);
}
break;
case AphidNodeType.IdentifierExpression:
var id = (IdentifierExpression)expression;
if (IsRegister(id.Identifier) && id.Attributes.Any())
{
var type = _typeResolver.GetType(id);
_registerTypeTable.Add(id.Identifier, type);
}
break;
}
return null;
}
private string[] FlattenMembers(AphidExpression memberExpression)
{
switch (memberExpression.Type)
{
case AphidNodeType.IdentifierExpression:
return new[] { ((IdentifierExpression)memberExpression).Identifier };
case AphidNodeType.BinaryOperatorExpression:
var binOpExp = (BinaryOperatorExpression)memberExpression;
return FlattenMembers(binOpExp.LeftOperand)
.Concat(FlattenMembers(binOpExp.RightOperand))
.ToArray();
default:
throw new InvalidOperationException();
}
}
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
if (!(expression is LoadScriptExpression))
{
hasChanged = false;
return null;
}
hasChanged = true;
var str = ((StringExpression)((LoadScriptExpression)expression).FileExpression).Value;
str = StringParser.Parse(str);
var strFile = new AphidLoader(null).FindScriptFile(str);
return AphidParser.Parse(File.ReadAllText(strFile));
}
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
BinaryOperatorExpression binOpExp;
if (expression.Type != AphidNodeType.BinaryOperatorExpression ||
(binOpExp = (BinaryOperatorExpression)expression).Operator != AphidTokenType.PipelineOperator)
{
hasChanged = false;
return null;
}
hasChanged = true;
return new List<AphidExpression>
{
new CallExpression(binOpExp.RightOperand, binOpExp.LeftOperand)
};
}
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
var call = expression as CallExpression;
string funcName = null;
if (call != null)
{
var id = call.FunctionExpression as IdentifierExpression;
if (id != null)
{
funcName = id.Identifier;
}
}
if (funcName == null || _mnemonics.Contains(funcName))
{
hasChanged = false;
return null;
}
var mutated = new List<AphidExpression>();
mutated.AddRange(call.Args.Reverse().Select(CreatePush));
mutated.Add(new CallExpression(
new IdentifierExpression(InstructionMnemonic.Call),
call.FunctionExpression));
var argSize = call.Args.Count() * 4;
if (argSize != 0)
{
mutated.Add(new BinaryOperatorExpression(
new IdentifierExpression("r0"),
AphidTokenType.PlusEqualOperator,
new NumberExpression(argSize)));
}
hasChanged = true;
return mutated;
}
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
var callExp = expression as CallExpression;
if (callExp == null)
{
hasChanged = false;
return null;
}
var callIdExp = callExp.FunctionExpression as IdentifierExpression;
AphidMacro macro;
if (callIdExp == null || !_macros.TryGetValue(callIdExp.Identifier, out macro))
{
hasChanged = false;
return null;
}
hasChanged = true;
var argTable = callExp.Args
.Select((x, i) => new
{
Name = (IdentifierExpression)macro.Declaration.Args[i],
Value = x,
})
.ToDictionary(x => x.Name.Identifier, x => x.Value);
var bodyMutator = new AphidMacroBodyMutator(argTable);
var mutatedBody = bodyMutator.Mutate(macro.Declaration.Body);
return mutatedBody;
}
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
hasChanged = false;
CallExpression call;
IdentifierExpression id;
// Todo: handle member access e.g. decimal.Parse
if (expression.Type == AphidNodeType.CallExpression &&
(call = expression.ToCall()).FunctionExpression.Type == AphidNodeType.IdentifierExpression &&
_parseFunctions.Contains(call.FunctionExpression.ToIdentifier().Identifier))
{
_skip = true;
}
//else if (expression.Type == AphidNodeType.BinaryOperatorExpression &&
// (binOp = expression.ToBinaryOperator()).LeftOperand.Type == AphidNodeType.IdentifierExpression &&
// _parseFunctions.Contains(binOp.LeftOperand.ToIdentifier().Identifier))
//{
// _skip = true;
//}
else if (expression.Type == AphidNodeType.IdentifierExpression &&
_parseFunctions.Contains((id = expression.ToIdentifier()).Identifier))
{
if (_skip)
{
_skip = false;
}
else
{
hasChanged = true;
return new List<AphidExpression> { new CallExpression(id) };
}
}
return null;
}
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
BinaryOperatorExpression binOpExp;
if (expression.Type != AphidNodeType.BinaryOperatorExpression ||
(binOpExp = expression.ToBinaryOperator()).Operator != AphidTokenType.PlusEqualOperator)
{
hasChanged = false;
return null;
}
hasChanged = true;
return new List<AphidExpression>
{
new CallExpression(
new BinaryOperatorExpression(
binOpExp.LeftOperand,
AphidTokenType.MemberOperator,
new IdentifierExpression("Add")),
binOpExp.RightOperand)
};
}
public SwitchExpression(AphidExpression expression, List<SwitchCase> cases, List<AphidExpression> defaultCase)
{
Expression = expression;
Cases = cases;
DefaultCase = defaultCase;
}
public PatternMatchingExpression(AphidExpression testExpression, List<PatternExpression> patterns)
{
TestExpression = testExpression;
Patterns = patterns;
}
public static TryExpression ToTry(this AphidExpression expression) => (TryExpression)expression;
public static WhileExpression ToWhile(this AphidExpression expression) => (WhileExpression)expression;
public CallExpression(AphidExpression functionExpression)
: this(functionExpression, new AphidExpression[0])
{
}
public static ForEachExpression ToForEach(this AphidExpression expression) => (ForEachExpression)expression;
protected abstract List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged);
public static NumberExpression ToNumber(this AphidExpression expression) => (NumberExpression)expression;
public static ArrayAccessExpression ToArrayAccess(this AphidExpression expression) => (ArrayAccessExpression)expression;
public static DynamicMemberExpression ToDynamicMember(this AphidExpression expression) => (DynamicMemberExpression)expression;
public static IfExpression ToIf(this AphidExpression expression) => (IfExpression)expression;
public static StringExpression ToString(this AphidExpression expression) => (StringExpression)expression;
public IfExpression(AphidExpression condition, List<AphidExpression> body, List<AphidExpression> elseBody)
: base(AphidTokenType.ifKeyword, condition, body)
{
ElseBody = elseBody;
}
internal PartialFunctionExpression(
AphidExpressionContext context,
AphidExpression call)
: this(context, (CallExpression)call)
{
}
protected virtual void EndExpression(AphidExpression expression)
{
}
public static ArrayExpression ToArray(this AphidExpression expression) => (ArrayExpression)expression;
public static BinaryOperatorExpression ToBinaryOperator(this AphidExpression expression) => (BinaryOperatorExpression)expression;
public static UnaryOperatorExpression ToUnaryOperator(this AphidExpression expression) => (UnaryOperatorExpression)expression;
public static BooleanExpression ToBoolean(this AphidExpression expression) => (BooleanExpression)expression;
public static SwitchExpression ToSwitch(this AphidExpression expression) => (SwitchExpression)expression;
public CallExpression(AphidExpression functionExpression, IEnumerable<AphidExpression> args)
{
FunctionExpression = functionExpression;
Args = args;
}
public (int, int) ResolvePosition(List <AphidExpression> ast, AphidExpression expression)
{
if (expression == null)
{
Program.Log("Resolving line for expression null");
return(0, 0);
}
var lineIndexes = GetLineIndexes(expression.Code);
//Program.Log(
// "Line indexes: {0}",
// JsonSerializer.Serialize(lineIndexes));
IndexTable = new AphidIndexVisitor().GetIndexTable(ast);
if (lineIndexes.Length == 0)
{
return(0, 0);
}
//Program.Log(
// "Index table: {0}",
// JsonSerializer.Serialize(IndexTable.Select(x => x.Key).ToArray()));
var lineMatch = lineIndexes
.Select((x, i) => new { Index = x, Line = i })
.FirstOrDefault(x => x.Index >= expression.Index);
if (lineMatch != null)
{
int line, col;
if (expression.Index == 0)
{
line = 1;
col = 1;
}
else
{
line = lineMatch.Line;
col = expression.Index - lineIndexes[lineMatch.Line - 1];
}
Program.Log(
"Expression {0} at index {1} resolved to line {2} col {3}",
expression,
expression.Index,
lineMatch.Line,
col);
return(line, col);
}
else
{
Program.Log(
"Expression {0} at index {1} guessed to be on to line {2}",
expression,
expression.Index,
lineIndexes.Length);
return(lineIndexes.Length, expression.Index - lineIndexes[lineIndexes.Length - 1]);
}
}
public CallExpression(AphidExpression functionExpression, AphidExpression expression)
: this(functionExpression, new[] { expression })
{
}
protected override List <AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
hasChanged = false;
if (expression.Type != AphidExpressionType.ForExpression)
{
return(null);
}
hasChanged = true;
var forExp = (ForExpression)expression;
if (forExp.Initialization.Type != AphidExpressionType.BinaryOperatorExpression)
{
throw new InvalidOperationException();
}
var initExp = (BinaryOperatorExpression)forExp.Initialization;
if (initExp.Operator != AphidTokenType.AssignmentOperator ||
initExp.LeftOperand.Type != AphidExpressionType.IdentifierExpression ||
initExp.RightOperand.Type != AphidExpressionType.NumberExpression)
{
throw new InvalidOperationException();
}
var id = ((IdentifierExpression)initExp.LeftOperand).Identifier;
var interpreter = new AphidInterpreter();
interpreter.Interpret(new List <AphidExpression> {
initExp
});
var key = "$condition_" + Guid.NewGuid().ToString().Replace('-', '_');
interpreter.Interpret(
new List <AphidExpression>
{
new IdentifierExpression(
key,
new List <IdentifierExpression>
{
new IdentifierExpression(AphidName.Var)
})
});
var condition = new BinaryOperatorExpression(
new IdentifierExpression(key).WithPositionFrom(forExp.Condition),
AphidTokenType.AssignmentOperator,
forExp.Condition)
.WithPositionFrom(forExp.Condition);
bool conditionResult;
var unrolled = new List <AphidExpression>();
while (true)
{
interpreter.Interpret(new List <AphidExpression> {
condition
});
conditionResult = (bool)interpreter.CurrentScope[key].Value;
if (!conditionResult)
{
break;
}
var value = (decimal)interpreter.CurrentScope[id].Value;
var replaceMutator = new ReplacementMutator(
x =>
x.Type == AphidExpressionType.IdentifierExpression &&
((IdentifierExpression)x).Identifier == id,
x => new List <AphidExpression> {
new NumberExpression(value)
});
unrolled.AddRange(replaceMutator.MutateRecursively(forExp.Body));
interpreter.Interpret(new List <AphidExpression> {
forExp.Afterthought
});
}
return(unrolled);
}
private static string GetType(AphidExpression expression) => expression?.Type.ToString();
public static ThisExpression ToThis(this AphidExpression expression) => (ThisExpression)expression;
public PartialFunctionExpression(AphidExpression call)
: this((CallExpression)call)
{
}
private static bool IsValid(AphidExpression expression) => expression?.Context != null && expression.Index != -1 && expression.Length > 0;
public LoadScriptExpression(AphidExpression fileExpression)
{
FileExpression = fileExpression;
}
private static bool HasType(AphidExpression expression) => expression != null;
private static void AppendCode(StringBuilder sb, AphidExpression expression) =>
sb.AppendFormat(" '{0}'", expression.ToString().Trim());
private static void AppendFrom(StringBuilder sb, AphidExpression expression) =>
sb.AppendFormat(" from {0}", FormatType(expression, isStmt: true));
protected override List<AphidExpression> MutateCore(AphidExpression expression, out bool hasChanged)
{
hasChanged = false;
if (IsStatement && expression.Type == AphidNodeType.IdentifierExpression)
{
var idExp = expression.ToIdentifier();
var currentId = ParserIdentifier.FromIdentifierExpression(idExp);
ParserIdentifier inferredId;
if (!_idTable.TryResolve(idExp.Identifier, out inferredId))
{
_idTable.Add(idExp.Identifier, currentId);
hasChanged = true;
}
else
{
if (!currentId.IsList && inferredId.IsList)
{
currentId.IsList = inferredId.IsList;
currentId.Type = inferredId.Type;
hasChanged = true;
return new List<AphidExpression>
{
new BinaryOperatorExpression(
currentId.ToIdentifierExpression(),
AphidTokenType.AssignmentOperator,
new IdentifierExpression(
currentId.Type ?? _config.BaseClass,
new List<IdentifierExpression> { new IdentifierExpression("list") }))
};
}
}
}
CallExpression funcExp;
BinaryOperatorExpression binOpExp;
if (expression.Type == AphidNodeType.CallExpression &&
(funcExp = expression.ToCall()).FunctionExpression.Type == AphidNodeType.BinaryOperatorExpression &&
((binOpExp = funcExp.FunctionExpression.ToBinaryOperator()).Operator == AphidTokenType.MemberOperator) &&
binOpExp.LeftOperand.Type == AphidNodeType.IdentifierExpression &&
binOpExp.RightOperand.Type == AphidNodeType.IdentifierExpression &&
binOpExp.RightOperand.ToIdentifier().Identifier == "Add")
{
var id = binOpExp.LeftOperand.ToIdentifier().Identifier;
ParserIdentifier ids;
if (!_idTable.TryResolve(id, out ids))
{
_idTable.Add(id, ids = new ParserIdentifier() { Name = id });
}
if (!ids.IsList)
{
ids.IsList = true;
if (ids.Type == null)
{
ids.Type = _config.BaseClass;
}
hasChanged = true;
}
}
UnaryOperatorExpression unOpExp;
if (expression.Type == AphidNodeType.UnaryOperatorExpression &&
(unOpExp = expression.ToUnaryOperator()).Operator == AphidTokenType.retKeyword)
{
if (unOpExp.Operand.Type == AphidNodeType.IdentifierExpression)
{
var retId = unOpExp.Operand.ToIdentifier();
if (!_returnIds.Contains(retId.Identifier))
{
hasChanged = true;
_returnIds.Add(retId.Identifier);
}
}
}
//else if (expression.Type == AphidNodeType.BinaryOperatorExpression &&
// (binOpExp = expression.ToBinaryOperator()).
return new List<AphidExpression> { expression };
//throw new NotImplementedException();
}
private static void TryAppendFile(StringBuilder sb, AphidExpression expression, AphidExpression statement)
{
var file =
expression?.Filename != null ?
expression.Filename :
statement?.Filename != null ?
statement.Filename :
null;
if (file != null)
{
sb.AppendFormat(" in script {0}", file);
}
}
public WhileExpression(AphidExpression condition, List<AphidExpression> body)
: base(AphidTokenType.whileKeyword, condition, body)
{
}
public static PatternMatchingExpression ToPatternMatching(this AphidExpression expression) => (PatternMatchingExpression)expression;
private AphidExpression MutateSingle(AphidExpression expression)
{
return Mutate(expression).Single();
}
private bool IsMember(AphidExpression expression) => expression?.Type == AphidExpressionType.BinaryOperatorExpression && Ancestors.Count >= 1 && Ancestors.Peek().Type == AphidExpressionType.ObjectExpression;
private List<AphidExpression> Mutate(AphidExpression expression)
{
bool hasChanged;
var mutated = MutateCore(expression, out hasChanged);
if (hasChanged)
{
HasMutated = true;
return mutated.SelectMany(Mutate).ToList();
}
IsStatement = false;
var expanded = new List<AphidExpression>();
switch (expression.Type)
{
case AphidNodeType.IdentifierExpression:
var id = (IdentifierExpression)expression;
expanded.Add(new IdentifierExpression(
id.Identifier,
id.Attributes
.Select(x => (IdentifierExpression)Mutate(x).Single())
.ToList()));
break;
case AphidNodeType.CallExpression:
var call = (CallExpression)expression;
expanded.Add(new CallExpression(
Mutate(call.FunctionExpression).Single(),
call.Args.Select(x => Mutate(x).Single()).ToArray()));
break;
case AphidNodeType.UnaryOperatorExpression:
var unOp = (UnaryOperatorExpression)expression;
expanded.Add(new UnaryOperatorExpression(
unOp.Operator,
Mutate(unOp.Operand).Single())
{
IsPostfix = unOp.IsPostfix
});
break;
case AphidNodeType.BinaryOperatorExpression:
var binOp = (BinaryOperatorExpression)expression;
expanded.Add(new BinaryOperatorExpression(
Mutate(binOp.LeftOperand).Single(),
binOp.Operator,
Mutate(binOp.RightOperand).Single()));
break;
case AphidNodeType.SwitchExpression:
var switchExp = (SwitchExpression)expression;
expanded.Add(new SwitchExpression()
{
Expression = MutateSingle(switchExp.Expression),
Cases = switchExp.Cases
.Select(x => new SwitchCase()
{
Cases = x.Cases.Select(MutateSingle).ToList(),
Body = Mutate(x.Body),
})
.ToList(),
DefaultCase = Mutate(switchExp.DefaultCase),
});
break;
case AphidNodeType.IfExpression:
var ifExp = (IfExpression)expression;
expanded.Add(new IfExpression(
Mutate(ifExp.Condition).Single(),
Mutate(ifExp.Body),
Mutate(ifExp.ElseBody)));
break;
case AphidNodeType.ForExpression:
var forExp = (ForExpression)expression;
expanded.Add(new ForExpression(
Mutate(forExp.Initialization).Single(),
Mutate(forExp.Condition).Single(),
Mutate(forExp.Afterthought).Single(),
Mutate(forExp.Body)));
break;
case AphidNodeType.ForEachExpression:
var forEachExp = (ForEachExpression)expression;
expanded.Add(
new ForEachExpression(
Mutate(forEachExp.Collection).Single(),
Mutate(forEachExp.Element).Single(),
Mutate(forEachExp.Body)));
break;
case AphidNodeType.WhileExpression:
var cfExp = (WhileExpression)expression;
expanded.Add(new WhileExpression(Mutate(cfExp.Condition).Single(), Mutate(cfExp.Body)));
break;
case AphidNodeType.DoWhileExpression:
var dwExp = (DoWhileExpression)expression;
expanded.Add(new DoWhileExpression(Mutate(dwExp.Condition).Single(), Mutate(dwExp.Body)));
break;
case AphidNodeType.LoadScriptExpression:
var lsExp = (LoadScriptExpression)expression;
expanded.Add(new LoadScriptExpression(Mutate(lsExp.FileExpression).Single()));
break;
case AphidNodeType.LoadLibraryExpression:
var llExp = (LoadLibraryExpression)expression;
expanded.Add(new LoadLibraryExpression(Mutate(llExp.LibraryExpression).Single()));
break;
case AphidNodeType.FunctionExpression:
var funcExp = (FunctionExpression)expression;
expanded.Add(new FunctionExpression()
{
Args = funcExp.Args.Select(x => Mutate(x).Single()).ToList(),
Body = Mutate(funcExp.Body)
});
break;
case AphidNodeType.ArrayExpression:
var arrayExp = (ArrayExpression)expression;
expanded.Add(new ArrayExpression()
{
Elements = arrayExp.Elements.Select(x => Mutate(x).Single()).ToList()
});
break;
case AphidNodeType.ArrayAccessExpression:
var arrayAccessExp = (ArrayAccessExpression)expression;
expanded.Add(new ArrayAccessExpression(
Mutate(arrayAccessExp.ArrayExpression).Single(),
Mutate(arrayAccessExp.KeyExpression).Single()));
break;
case AphidNodeType.ObjectExpression:
var pairs = ((ObjectExpression)expression).Pairs
.Select(x => (BinaryOperatorExpression)Mutate(x).Single())
.ToList();
expanded.Add(new ObjectExpression(pairs));
break;
case AphidNodeType.ExtendExpression:
var extendExp = (ExtendExpression)expression;
expanded.Add(new ExtendExpression(
extendExp.ExtendType,
(ObjectExpression)Mutate(extendExp.Object).Single()));
break;
case AphidNodeType.TernaryOperatorExpression:
var terExp = (TernaryOperatorExpression)expression;
expanded.Add(
new TernaryOperatorExpression(
terExp.Operator,
Mutate(terExp.FirstOperand).Single(),
Mutate(terExp.SecondOperand).Single(),
Mutate(terExp.ThirdOperand).Single()));
break;
case AphidNodeType.DynamicMemberExpression:
var dynExp = (DynamicMemberExpression)expression;
expanded.Add(
new DynamicMemberExpression(
Mutate(dynExp.MemberExpression).Single()));
break;
default:
if (expression is IParentNode)
{
throw new NotImplementedException();
}
else
{
expanded.Add(expression);
}
break;
}
return expanded;
}
private static bool IsArray(AphidExpression expression) => expression?.Type == AphidExpressionType.ArrayExpression;
public PartialFunctionExpression(AphidExpression call)
: this((CallExpression)call)
{
}
private static bool IsRef(AphidExpression expression) => expression.Type == AphidExpressionType.IdentifierExpression || expression.Type == AphidExpressionType.BinaryOperatorExpression;
public LoadLibraryExpression(AphidExpression libraryExpression)
{
LibraryExpression = libraryExpression;
}
public DynamicMemberExpression(AphidExpression memberExpression)
{
MemberExpression = memberExpression;
}
public ControlFlowExpression(AphidTokenType type, AphidExpression condition, List<AphidExpression> body)
{
ControlFlowType = type;
Condition = condition;
Body = body;
}
public static TernaryOperatorExpression ToTernaryOperator(this AphidExpression expression) => (TernaryOperatorExpression)expression;
