[const] Allow const arrays of same name within a method.

AST.fu

@@ -1177,6 +1177,7 @@ enum FuVisitStatus
 public class FuConst : FuMember
 {
 	internal FuMethodBase? InMethod;
+	internal int InMethodIndex = 0;
 	internal FuVisitStatus VisitStatus;
 	public override void AcceptStatement(FuVisitor! visitor) { visitor.VisitConst(this); }
 	public override bool IsStatic() => true;
@@ -1326,7 +1327,7 @@ public class FuClass : FuContainerType
 	internal bool HasSubclasses = false;
 	internal FuSymbolReference() BaseClass;
 	internal FuMethodBase#? Constructor;
-	internal List<FuConst>() ConstArrays;
+	internal List<FuConst!>() ConstArrays;
 	public bool HasBaseClass() => this.BaseClass.Name.Length > 0;
 	public bool AddsVirtualMethods()
 	{

GenBase.fu

@@ -246,6 +246,19 @@ public abstract class GenBase : FuVisitor
 		WriteNewLine();
 	}
 
+	protected void WriteUppercaseConstName!(FuConst konst)
+	{
+		if (konst.InMethod != null) {
+			WriteUppercaseWithUnderscores(konst.InMethod.Name);
+			WriteChar('_');
+		}
+		WriteUppercaseWithUnderscores(konst.Name);
+		if (konst.InMethodIndex > 0) {
+			WriteChar('_');
+			VisitLiteralLong(konst.InMethodIndex);
+		}
+	}
+
 	protected abstract void WriteName!(FuSymbol symbol);
 
 	protected virtual void WriteBanner!()

GenCs.fu

@@ -99,8 +99,13 @@ public class GenCs : GenTyped
 
 	protected override void WriteName!(FuSymbol symbol)
 	{
-		if (symbol is FuConst konst && konst.InMethod != null)
+		if (symbol is FuConst konst && konst.InMethod != null) {
 			Write(konst.InMethod.Name);
+			Write(symbol.Name);
+			if (konst.InMethodIndex > 0)
+				VisitLiteralLong(konst.InMethodIndex);
+			return;
+		}
 		Write(symbol.Name);
 		switch (symbol.Name) {
 		case "as":

GenJava.fu

@@ -179,11 +179,7 @@ public class GenJava : GenTyped
 			Write(symbol.Name);
 			break;
 		case FuConst konst:
-			if (konst.InMethod != null) {
-				WriteUppercaseWithUnderscores(konst.InMethod.Name);
-				WriteChar('_');
-			}
-			WriteUppercaseWithUnderscores(symbol.Name);
+			WriteUppercaseConstName(konst);
 			break;
 		case FuVar:
 			if (symbol.Parent is FuForeach forEach && forEach.Count() == 2) {

GenJs.fu

@@ -68,11 +68,7 @@ public class GenJsNoModule : GenBase
 		case FuConst konst:
 			if (konst.Visibility == FuVisibility.Private)
 				WriteChar('#');
-			if (konst.InMethod != null) {
-				WriteUppercaseWithUnderscores(konst.InMethod.Name);
-				WriteChar('_');
-			}
-			WriteUppercaseWithUnderscores(symbol.Name);
+			WriteUppercaseConstName(konst);
 			break;
 		case FuVar:
 			WriteCamelCaseNotKeyword(symbol.Name);

GenPy.fu

@@ -224,11 +224,7 @@ public class GenPy : GenPySwift
 		case FuConst konst:
 			if (konst.Visibility != FuVisibility.Public)
 				WriteChar('_');
-			if (konst.InMethod != null) {
-				WriteUppercaseWithUnderscores(konst.InMethod.Name);
-				WriteChar('_');
-			}
-			WriteUppercaseWithUnderscores(symbol.Name);
+			WriteUppercaseConstName(konst);
 			break;
 		case FuVar:
 			WriteNameNotKeyword(symbol.Name);

GenSwift.fu

@@ -157,6 +157,8 @@ public class GenSwift : GenPySwift
 		case FuConst konst when konst.InMethod != null:
 			WriteCamelCase(konst.InMethod.Name);
 			WritePascalCase(symbol.Name);
+			if (konst.InMethodIndex > 0)
+				VisitLiteralLong(konst.InMethodIndex);
 			break;
 		case FuVar:
 		case FuMember:

Sema.fu

@@ -1691,6 +1691,16 @@ public class FuSema
 				this.CurrentScope.Add(konst);
 				if (konst.Type is FuArrayStorageType) {
 					assert GetCurrentContainer() is FuClass! klass;
+					FuConst!? last = null;
+					foreach (FuConst! previous in klass.ConstArrays) {
+						if (previous.Name == konst.Name && previous.InMethod == konst.InMethod)
+							last = previous;
+					}
+					if (last != null) {
+						if (last.InMethodIndex == 0)
+							last.InMethodIndex = 1;
+						konst.InMethodIndex = last.InMethodIndex + 1;
+					}
 					klass.ConstArrays.Add(konst);
 				}
 			}

libfut.cpp

@@ -6160,6 +6160,16 @@ bool FuSema::resolveStatements(const std::vector<std::shared_ptr<FuStatement>> *
 			this->currentScope->add(konst);
 			if (dynamic_cast<const FuArrayStorageType *>(konst->type.get())) {
 				FuClass * klass = static_cast<FuClass *>(getCurrentContainer());
+				FuConst * last = nullptr;
+				for (FuConst * previous : klass->constArrays) {
+					if (previous->name == konst->name && previous->inMethod == konst->inMethod)
+						last = previous;
+				}
+				if (last != nullptr) {
+					if (last->inMethodIndex == 0)
+						last->inMethodIndex = 1;
+					konst->inMethodIndex = last->inMethodIndex + 1;
+				}
 				klass->constArrays.push_back(konst.get());
 			}
 		}
@@ -6976,6 +6986,19 @@ void GenBase::writeLine(std::string_view s)
 	writeNewLine();
 }
 
+void GenBase::writeUppercaseConstName(const FuConst * konst)
+{
+	if (konst->inMethod != nullptr) {
+		writeUppercaseWithUnderscores(konst->inMethod->name);
+		writeChar('_');
+	}
+	writeUppercaseWithUnderscores(konst->name);
+	if (konst->inMethodIndex > 0) {
+		writeChar('_');
+		visitLiteralLong(konst->inMethodIndex);
+	}
+}
+
 void GenBase::writeBanner()
 {
 	writeLine("// Generated automatically with \"fut\". Do not edit.");
@@ -15419,8 +15442,13 @@ void GenCs::writeDoc(const FuCodeDoc * doc)
 void GenCs::writeName(const FuSymbol * symbol)
 {
 	const FuConst * konst;
-	if ((konst = dynamic_cast<const FuConst *>(symbol)) && konst->inMethod != nullptr)
+	if ((konst = dynamic_cast<const FuConst *>(symbol)) && konst->inMethod != nullptr) {
 		write(konst->inMethod->name);
+		write(symbol->name);
+		if (konst->inMethodIndex > 0)
+			visitLiteralLong(konst->inMethodIndex);
+		return;
+	}
 	write(symbol->name);
 	if (symbol->name == "as" || symbol->name == "await" || symbol->name == "catch" || symbol->name == "char" || symbol->name == "checked" || symbol->name == "decimal" || symbol->name == "delegate" || symbol->name == "event" || symbol->name == "explicit" || symbol->name == "extern" || symbol->name == "finally" || symbol->name == "fixed" || symbol->name == "goto" || symbol->name == "implicit" || symbol->name == "interface" || symbol->name == "is" || symbol->name == "lock" || symbol->name == "namespace" || symbol->name == "object" || symbol->name == "operator" || symbol->name == "out" || symbol->name == "params" || symbol->name == "private" || symbol->name == "readonly" || symbol->name == "ref" || symbol->name == "sbyte" || symbol->name == "sizeof" || symbol->name == "stackalloc" || symbol->name == "struct" || symbol->name == "try" || symbol->name == "typeof" || symbol->name == "ulong" || symbol->name == "unchecked" || symbol->name == "unsafe" || symbol->name == "using" || symbol->name == "volatile")
 		writeChar('_');
@@ -17851,13 +17879,8 @@ void GenJava::writeName(const FuSymbol * symbol)
 {
 	if (dynamic_cast<const FuContainerType *>(symbol))
 		write(symbol->name);
-	else if (const FuConst *konst = dynamic_cast<const FuConst *>(symbol)) {
-		if (konst->inMethod != nullptr) {
-			writeUppercaseWithUnderscores(konst->inMethod->name);
-			writeChar('_');
-		}
-		writeUppercaseWithUnderscores(symbol->name);
-	}
+	else if (const FuConst *konst = dynamic_cast<const FuConst *>(symbol))
+		writeUppercaseConstName(konst);
 	else if (dynamic_cast<const FuVar *>(symbol)) {
 		const FuForeach * forEach;
 		if ((forEach = dynamic_cast<const FuForeach *>(symbol->parent)) && forEach->count() == 2) {
@@ -19162,11 +19185,7 @@ void GenJsNoModule::writeName(const FuSymbol * symbol)
 	else if (const FuConst *konst = dynamic_cast<const FuConst *>(symbol)) {
 		if (konst->visibility == FuVisibility::private_)
 			writeChar('#');
-		if (konst->inMethod != nullptr) {
-			writeUppercaseWithUnderscores(konst->inMethod->name);
-			writeChar('_');
-		}
-		writeUppercaseWithUnderscores(symbol->name);
+		writeUppercaseConstName(konst);
 	}
 	else if (dynamic_cast<const FuVar *>(symbol))
 		writeCamelCaseNotKeyword(symbol->name);
@@ -21230,6 +21249,8 @@ void GenSwift::writeName(const FuSymbol * symbol)
 	else if ((konst = dynamic_cast<const FuConst *>(symbol)) && konst->inMethod != nullptr) {
 		writeCamelCase(konst->inMethod->name);
 		writePascalCase(symbol->name);
+		if (konst->inMethodIndex > 0)
+			visitLiteralLong(konst->inMethodIndex);
 	}
 	else if (dynamic_cast<const FuVar *>(symbol) || dynamic_cast<const FuMember *>(symbol))
 		writeCamelCaseNotKeyword(symbol->name);
@@ -23078,11 +23099,7 @@ void GenPy::writeName(const FuSymbol * symbol)
 	else if (const FuConst *konst = dynamic_cast<const FuConst *>(symbol)) {
 		if (konst->visibility != FuVisibility::public_)
 			writeChar('_');
-		if (konst->inMethod != nullptr) {
-			writeUppercaseWithUnderscores(konst->inMethod->name);
-			writeChar('_');
-		}
-		writeUppercaseWithUnderscores(symbol->name);
+		writeUppercaseConstName(konst);
 	}
 	else if (dynamic_cast<const FuVar *>(symbol))
 		writeNameNotKeyword(symbol->name);

libfut.cs

@@ -2735,6 +2735,8 @@ public class FuConst : FuMember
 
 		internal FuMethodBase InMethod;
 
+		internal int InMethodIndex = 0;
+
 		internal FuVisitStatus VisitStatus;
 
 		public override void AcceptStatement(FuVisitor visitor)
@@ -6259,6 +6261,16 @@ bool ResolveStatements(List<FuStatement> statements)
 					this.CurrentScope.Add(konst);
 					if (konst.Type is FuArrayStorageType) {
 						FuClass klass = (FuClass) GetCurrentContainer();
+						FuConst last = null;
+						foreach (FuConst previous in klass.ConstArrays) {
+							if (previous.Name == konst.Name && previous.InMethod == konst.InMethod)
+								last = previous;
+						}
+						if (last != null) {
+							if (last.InMethodIndex == 0)
+								last.InMethodIndex = 1;
+							konst.InMethodIndex = last.InMethodIndex + 1;
+						}
 						klass.ConstArrays.Add(konst);
 					}
 				}
@@ -7117,6 +7129,19 @@ protected void WriteLine(string s)
 			WriteNewLine();
 		}
 
+		protected void WriteUppercaseConstName(FuConst konst)
+		{
+			if (konst.InMethod != null) {
+				WriteUppercaseWithUnderscores(konst.InMethod.Name);
+				WriteChar('_');
+			}
+			WriteUppercaseWithUnderscores(konst.Name);
+			if (konst.InMethodIndex > 0) {
+				WriteChar('_');
+				VisitLiteralLong(konst.InMethodIndex);
+			}
+		}
+
 		protected abstract void WriteName(FuSymbol symbol);
 
 		protected virtual void WriteBanner()
@@ -15778,8 +15803,13 @@ protected override void WriteDoc(FuCodeDoc doc)
 
 		protected override void WriteName(FuSymbol symbol)
 		{
-			if (symbol is FuConst konst && konst.InMethod != null)
+			if (symbol is FuConst konst && konst.InMethod != null) {
 				Write(konst.InMethod.Name);
+				Write(symbol.Name);
+				if (konst.InMethodIndex > 0)
+					VisitLiteralLong(konst.InMethodIndex);
+				return;
+			}
 			Write(symbol.Name);
 			switch (symbol.Name) {
 			case "as":
@@ -18481,11 +18511,7 @@ protected override void WriteName(FuSymbol symbol)
 				Write(symbol.Name);
 				break;
 			case FuConst konst:
-				if (konst.InMethod != null) {
-					WriteUppercaseWithUnderscores(konst.InMethod.Name);
-					WriteChar('_');
-				}
-				WriteUppercaseWithUnderscores(symbol.Name);
+				WriteUppercaseConstName(konst);
 				break;
 			case FuVar:
 				if (symbol.Parent is FuForeach forEach && forEach.Count() == 2) {
@@ -19797,11 +19823,7 @@ protected override void WriteName(FuSymbol symbol)
 			case FuConst konst:
 				if (konst.Visibility == FuVisibility.Private)
 					WriteChar('#');
-				if (konst.InMethod != null) {
-					WriteUppercaseWithUnderscores(konst.InMethod.Name);
-					WriteChar('_');
-				}
-				WriteUppercaseWithUnderscores(symbol.Name);
+				WriteUppercaseConstName(konst);
 				break;
 			case FuVar:
 				WriteCamelCaseNotKeyword(symbol.Name);
@@ -21999,6 +22021,8 @@ protected override void WriteName(FuSymbol symbol)
 			case FuConst konst when konst.InMethod != null:
 				WriteCamelCase(konst.InMethod.Name);
 				WritePascalCase(symbol.Name);
+				if (konst.InMethodIndex > 0)
+					VisitLiteralLong(konst.InMethodIndex);
 				break;
 			case FuVar:
 			case FuMember:
@@ -23932,11 +23956,7 @@ protected override void WriteName(FuSymbol symbol)
 			case FuConst konst:
 				if (konst.Visibility != FuVisibility.Public)
 					WriteChar('_');
-				if (konst.InMethod != null) {
-					WriteUppercaseWithUnderscores(konst.InMethod.Name);
-					WriteChar('_');
-				}
-				WriteUppercaseWithUnderscores(symbol.Name);
+				WriteUppercaseConstName(konst);
 				break;
 			case FuVar:
 				WriteNameNotKeyword(symbol.Name);

libfut.hpp

@@ -1275,6 +1275,7 @@ class FuConst : public FuMember
 	bool isStatic() const override;
 public:
 	const FuMethodBase * inMethod;
+	int inMethodIndex = 0;
 	FuVisitStatus visitStatus;
 };
 
@@ -1399,7 +1400,7 @@ class FuClass : public FuContainerType
 	bool hasSubclasses = false;
 	FuSymbolReference baseClass;
 	std::shared_ptr<FuMethodBase> constructor;
-	std::vector<const FuConst *> constArrays;
+	std::vector<FuConst *> constArrays;
 };
 
 class FuClassType : public FuType
@@ -1813,6 +1814,7 @@ class GenBase : public FuVisitor
 	void writeNewLine();
 	void writeCharLine(int c);
 	void writeLine(std::string_view s);
+	void writeUppercaseConstName(const FuConst * konst);
 	virtual void writeName(const FuSymbol * symbol) = 0;
 	virtual void writeBanner();
 	void createFile(std::string_view directory, std::string_view filename);