X-Git-Url: https://gitweb.ps.run/toc/blobdiff_plain/71a20a4f3d4e5f5278f7d004af710af89dfd7ebc..c4231c6faf4e1b4650b075c641b0bb8c053739e4:/src/toc.h

diff --git a/src/toc.h b/src/toc.h
index e4f36e5..e95ab3e 100644
--- a/src/toc.h
+++ b/src/toc.h
@@ -4,32 +4,37 @@
 #include <sstream>
 
 #include "repr.h"
+#include "generic.h"
+#include "typeInfo.h"
 
 template<typename T>
-std::ostream & operator<< (std::ostream & out, const std::vector<T> & v)
+std::string vectorStr (const std::vector<T> & v, const std::string & separator, bool end = false)
 {
-  bool comma = false;
+  std::stringstream sstr;
+
+  bool putSeparator = false;
   for (auto t : v)
   {
-    if (comma) out << ", ";
-    else comma = true;
-    out << t;
+    if (putSeparator) sstr << separator;
+    else putSeparator = true;
+    sstr << t;
   }
-  return out;
+  if (end && !v.empty())
+    sstr << separator;
+
+  return sstr.str();
 }
 
 std::ostream & operator<< (std::ostream & out, const Type & t);
 std::ostream & operator<< (std::ostream & out, const Variable & v);
 std::ostream & operator<< (std::ostream & out, const Body & b);
-std::ostream & operator<< (std::ostream & out, const UnaryOperatorExpr & o);
-std::ostream & operator<< (std::ostream & out, const BinaryOperatorExpr & o);
-std::ostream & operator<< (std::ostream & out, const TernaryOperatorExpr & o);
 std::ostream & operator<< (std::ostream & out, const Expr & e);
 std::ostream & operator<< (std::ostream & out, const Stmt & s);
 
 void tocFunction (std::ostream & out, const Function & f, bool stub);
 void tocStruct   (std::ostream & out, const Struct & s, bool stub);
 void tocProgram  (std::ostream & out, const Program & p);
+void tocNamespace  (std::ostream & out, const Namespace & n, bool stub);
 
 static const int TAB_WIDTH = 2;
 static int indentation = 0;
@@ -39,9 +44,56 @@ static void indent(std::ostream & out, int change = 0)
   out << std::string(indentation, ' ');
 }
 
+static std::vector<std::string> namespaces;
+static std::string namespacePrefix() {
+  std::stringstream sstr;
+  for (auto n : namespaces)
+  {
+    sstr << n << "_";
+  }
+  return sstr.str();
+}
+
+static std::map<std::string, Type> currentInstantiation;
+
+static Program globalPrg;
+static std::shared_ptr<Context> globalCtx;
+
+
+
+// std::string getPrefix(std::shared_ptr<Context> ctx)
+// {
+//   std::string result;
+//   for (auto it = ctx; it != nullptr; it = it->parent)
+//   {
+//     if (it->name.has_value())
+//     {
+//       result = it->name.value() + "_" + result;
+//     }
+//   }
+//   return result;
+// }
+
 std::ostream & operator<< (std::ostream & out, const Type & t)
 {
-  out << t.name;
+  for (auto kv : currentInstantiation)
+  {
+    if (t.name == kv.first)
+    {
+      out << kv.second;
+      return out;
+    }
+  }
+  TypeInfo ti = typeType(globalCtx, t);
+  if (ti.isStruct)
+    out << "struct ";
+  auto s = findStruct(t.name, t.namespacePrefixes, globalCtx);
+  if (s.has_value())
+    out << vectorStr(std::get<1>(*s), "_", true) << t.name; 
+  else
+    out << vectorStr(t.namespacePrefixes, "_", true) << t.name;
+  if (!t.genericInstantiation.empty())
+    out << genericAppendix(t.genericInstantiation);
 
   return out;
 }
@@ -51,6 +103,10 @@ std::ostream & operator<< (std::ostream & out, const Variable & v)
 
   std::stringstream sstr;
   std::string s = v.name;
+  
+  auto var = findVariable(v.name, namespaces, globalCtx);
+  if (var.has_value())
+    s = vectorStr(std::get<1>(*var), "_", true) + s;
 
   for (auto m = v.type.modifiers.rbegin(); m != v.type.modifiers.rend(); m++)
   {
@@ -76,11 +132,14 @@ std::ostream & operator<< (std::ostream & out, const Variable & v)
 }
 std::ostream & operator<< (std::ostream & out, const Body & b)
 {
+  b.ctx->parent = globalCtx;
+  globalCtx = b.ctx;
+
   indent(out);
   out << "{\n";
   indentation += 2;
 
-  for (auto v : b.variables)
+  for (auto v : b.ctx->variables)
   {
     indent(out);
     out << v << ";\n";
@@ -97,64 +156,73 @@ std::ostream & operator<< (std::ostream & out, const Body & b)
   indent(out, -2);
   out << "}\n";
 
-  return out;
-}
-std::ostream & operator<< (std::ostream & out, const UnaryOperatorExpr & o)
-{
-  if (o.type == UnaryOperatorType::IncrementPost || o.type == UnaryOperatorType::DecrementPost)
-  {
-    out << UnaryOperatorTypeStrings[(int)o.type] << *o.expr;
-  }
-  else
-  {
-    out << *o.expr << UnaryOperatorTypeStrings[(int)o.type];
-  }
-
-  return out;
-}
-std::ostream & operator<< (std::ostream & out, const BinaryOperatorExpr & o)
-{
-  out << *o.lexpr << " " << BinaryOperatorTypeStrings[(int)o.type] << " " << *o.rexpr;
-
-  return out;
-}
-std::ostream & operator<< (std::ostream & out, const TernaryOperatorExpr & o)
-{
-  out << *o.lexpr << " ? " << *o.rexprTrue << " : " << *o.rexprFalse;
+  globalCtx = b.ctx->parent;
 
   return out;
 }
 std::ostream & operator<< (std::ostream & out, const Expr & e)
 {
-  if (e.parenthesized)
-    out << "(";
-
   switch (e.type)
   {
   case ExprType::Func:
-    out << e._func.functionName << "(" << e._func.arguments << ")"; break;
+  {
+    auto f = findFunction(e._func.functionName, e._func.namespacePrefixes, globalCtx);
+
+    if (std::get<0>(*f).defined)
+      out << vectorStr(std::get<1>(*f), "_", true);
+
+    out << e._func.functionName;
+    if (!e._func.genericInstantiation.empty())
+      out << genericAppendix(e._func.genericInstantiation);
+    out <<"(" << vectorStr(e._func.arguments, ", ") << ")"; break;
+  }
+  case ExprType::Method:
+  {
+    TypeInfo ti = typeExpr(globalCtx, *e._method.expr);
+    out <<
+      vectorStr(ti.type.namespacePrefixes, "_", true) <<
+      ti.type.name << genericAppendix(ti.type.genericInstantiation) << "_" << e._method.methodName;
+    if (!e._method.genericInstantiation.empty())
+      out << genericAppendix(e._method.genericInstantiation);
+    out << "(";
+    if (e._method.expr->type == ExprType::Identifier)
+      out << "&";
+    out << *e._method.expr << (e._method.arguments.empty() ? "" : ", ") <<
+    vectorStr(e._method.arguments, ", ") << ")"; break;
+  }
   case ExprType::Lit:
     /**/ if (e._lit.type == LitType::Int) out << e._lit._int;
     else if (e._lit.type == LitType::Decimal) out << e._lit._decimal;
     else if (e._lit.type == LitType::String) out << e._lit._string;
     else if (e._lit.type == LitType::Bool) out << e._lit._bool;
     break;
-  case ExprType::Identifier:
-    out << e._identifier.name; break;
-  case ExprType::Brackets:
-    out << *e._brackets.lexpr << "[" << *e._brackets.rexpr << "]"; break;
+  case ExprType::Paren:
+    out << "(" << *e._paren.expr << ")"; break;
   case ExprType::Dot:
-    out << *e._dot.expr << "." << e._dot.ident.name; break;
-  case ExprType::UnaryOperator:
-    out << e._unaryOperator; break;
-  case ExprType::BinaryOperator:
-    out << e._binaryOperator; break;
-  case ExprType::TernaryOperator:
-    out << e._ternaryOperator; break;
+    out << *e._dot.expr << (e._dot.isPointer ? "->" : ".") << e._dot.identifier; break;
+  case ExprType::PrefixOp:
+    out << PrefixOperatorTypeStrings[(int)e._prefixOp.type] << *e._prefixOp.expr; break;
+  case ExprType::PostfixOp:
+    out << *e._postfixOp.expr << PostfixOperatorTypeStrings[(int)e._postfixOp.type]; break;
+  case ExprType::BinaryOp:
+    out << *e._binaryOp.lexpr <<
+    " " << BinaryOperatorTypeStrings[(int)e._binaryOp.type] << " " <<
+    *e._binaryOp.rexpr; break;
+  case ExprType::TernaryOp:
+    out << *e._ternaryOp.lexpr <<
+      " ? " << *e._ternaryOp.rexprTrue <<
+      " : " << *e._ternaryOp.rexprFalse; break;
+  case ExprType::Bracket:
+    out << *e._brackets.lexpr << "[" << *e._brackets.rexpr << "]"; break;
+  case ExprType::Identifier:
+    auto v = findVariable(e._identifier.identifier, e._identifier.namespacePrefixes, globalCtx);
+    if (v.has_value())
+      out << vectorStr(std::get<1>(*v), "_", true);
+    else
+      out << vectorStr(e._identifier.namespacePrefixes, "_", true);
+
+    out << e._identifier.identifier; break;
   }
-  
-  if (e.parenthesized)
-    out << ")";
 
   return out;
 }
@@ -165,7 +233,7 @@ std::ostream & operator<< (std::ostream & out, const Stmt & s)
   case StmtType::If:
     out << "if (" << s._if.condition << ")\n" << s._if.body; break;
   case StmtType::Switch:
-    out << "switch (" << s._switch.ident.name << ")\n{\n";
+    out << "switch (" << s._switch.ident << ")\n{\n";
     for (auto c : s._switch.cases)
     {
       indent(out, 2);
@@ -176,14 +244,14 @@ std::ostream & operator<< (std::ostream & out, const Stmt & s)
     break;
   case StmtType::For:
     out << "for (" <<
-      s._for.varName << " = " << *s._for.initValue << "; " <<
+      s._for.init << "; " <<
       *s._for.condition << "; " <<
       *s._for.action <<
       ")\n" << s._for.body; break;
   case StmtType::While:
     out << "while (" << s._while.condition << ")\n" << s._while.body; break;
   case StmtType::Assign:
-    out << s._assign.name << " = " << s._assign.expr << ";"; break;
+    out << s._assign.lexpr << " = " << s._assign.rexpr << ";"; break;
   case StmtType::Return:
     out << "return " << s._return.expr << ";"; break;
   case StmtType::Expr:
@@ -196,77 +264,244 @@ std::ostream & operator<< (std::ostream & out, const Stmt & s)
 
 void tocFunction (std::ostream & out, const Function & f, bool stub)
 {
-  out << f.returnType << " " << f.name << " (" << f.parameters << ")";
+  if (!stub && !f.defined) return;
 
-  if (stub)
+  if (f.genericTypeNames.empty())
   {
-    out << ";\n";
+    out << f.returnType << " " << namespacePrefix() << f.name << " (" << vectorStr(f.parameters, ", ") << ")";
+
+    if (stub)
+    {
+      out << ";\n";
+    }
+    else
+    {
+      out << "\n" << f.body;
+    }
   }
   else
   {
-    out << "\n" << f.body;
+    for (auto instantiation : f.genericInstantiations)
+    {
+      for (int i = 0; i < f.genericTypeNames.size(); i++)
+      {
+        currentInstantiation[f.genericTypeNames[i]] = instantiation[i];
+      }
+
+      out << f.returnType << " " << namespacePrefix() << f.name << genericAppendix(instantiation) << " (" << vectorStr(f.parameters, ", ") << ")";
+
+      if (stub)
+      {
+        out << ";\n";
+      }
+      else
+      {
+        out << "\n" << f.body;
+      }
+
+      currentInstantiation.clear();
+    }
   }
 }
 void tocStruct (std::ostream & out, const Struct & s, bool stub)
 {
-  out << "struct " << s.name;
-  if (stub)
+  if (s.genericTypeNames.empty())
   {
-    out << ";\n";
+    out << "struct " << namespacePrefix() << s.name;
+    if (stub)
+    {
+      out << ";\n";
+      for (auto m : s.methods)
+      {
+        Function f = m;
+
+        f.parameters.insert(f.parameters.begin(),
+        {"this",
+          {
+            namespaces,
+            s.name,
+            {
+              {TypeModifierType::Pointer, false, -1}
+            }
+          }
+        });
+        out << f.returnType << " " <<
+          namespacePrefix() << s.name << "_" << f.name <<
+          " (" << vectorStr(f.parameters, ", ") << ");\n";
+      }
+      return;
+    }
+    out << "\n{\n";
+    indentation += 2;
+
+    for (auto m : s.members)
+    {
+      indent(out);
+      out << m << ";\n";
+    }
+
+    indent(out, -2);
+    out << "};\n";
+    
     for (auto m : s.methods)
     {
-      m.parameters.insert(m.parameters.begin(),
-      {"this",
-      {s.name,
-      {{TypeModifierType::Pointer, false, -1}}}});
-      out << m.returnType << " " <<
-        s.name << "_" << m.name <<
-        " (" << m.parameters << ");\n";
+      Function f = m;
+      f.parameters.insert(f.parameters.begin(),
+        {"this",
+          {
+            namespaces,
+            s.name,
+            {
+              {TypeModifierType::Pointer, false, -1}
+            }
+          }
+        });
+      out << f.returnType << " " <<
+      namespacePrefix() << s.name << "_" << f.name <<
+      " (" << vectorStr(f.parameters, ", ") << ")\n" << f.body;
     }
-    return;
   }
-  out << "\n{\n";
-  indentation += 2;
-
-  for (auto m : s.members)
+  else
   {
-    indent(out);
-    out << m << ";\n";
-  }
+    for (auto instantiation : s.genericInstantiations)
+    {
+      for (int i = 0; i < s.genericTypeNames.size(); i++)
+      {
+        currentInstantiation[s.genericTypeNames[i]] = instantiation[i];
+      }
 
-  indent(out, -2);
-  out << "};\n";
-  
-  for (auto m : s.methods)
-  {
-    m.parameters.insert(m.parameters.begin(),
-    {"this",
-    {s.name,
-    {{TypeModifierType::Pointer, false, -1}}}});  
-    out << m.returnType << " " << s.name << "_" << m.name << " (" << m.parameters << ")\n" << m.body;
+      out << "struct " << namespacePrefix() << s.name << genericAppendix(instantiation);
+      if (stub)
+      {
+        out << ";\n";
+        for (auto m : s.methods)
+        {
+          Function f = m;
+
+          f.parameters.insert(f.parameters.begin(),
+          {"this",
+            {
+              namespaces,
+              s.name + genericAppendix(instantiation),
+              {
+                {TypeModifierType::Pointer, false, -1}
+              }
+            }
+          });
+          out << f.returnType << " " <<
+            namespacePrefix() << s.name << genericAppendix(instantiation) << "_" << f.name <<
+            " (" << vectorStr(f.parameters, ", ") << ");\n";
+        }
+        return;
+      }
+      out << "\n{\n";
+      indentation += 2;
+
+      for (auto m : s.members)
+      {
+        indent(out);
+        out << m << ";\n";
+      }
+
+      indent(out, -2);
+      out << "};\n";
+      
+      for (auto m : s.methods)
+      {
+        Function f = m;
+        f.parameters.insert(f.parameters.begin(),
+          {"this",
+            {
+              namespaces,
+              s.name + genericAppendix(instantiation),
+              {
+                {TypeModifierType::Pointer, false, -1}
+              }
+            }
+          });
+        out << f.returnType << " " <<
+        namespacePrefix() << s.name << genericAppendix(instantiation) << "_" << f.name <<
+        " (" << vectorStr(f.parameters, ", ") << ")\n" << f.body;
+      }
+
+      currentInstantiation.clear();
+    }
   }
 }
 void tocProgram (std::ostream & out, const Program & p)
 {
-  for (auto s : p.structs)
+  globalCtx = p.ctx;
+
+  globalPrg = p;
+  for (auto n : p.ctx->namespaces)
+  {
+    tocNamespace(out, n, true);
+  }
+  out << "\n\n";
+  for (auto s : p.ctx->structs)
   {
     tocStruct(out, s, true);
   }
-  for (auto f : p.functions)
+  out << "\n\n";
+  for (auto f : p.ctx->functions)
   {
     tocFunction(out, f, true);
   }
+  out << "\n\n";
 
-  for (auto v : p.variables)
+  for (auto v : p.ctx->variables)
   {
     out << v << ";\n";
   }
-  for (auto s : p.structs)
+  out << "\n\n";
+  for (auto n : p.ctx->namespaces)
+  {
+    tocNamespace(out, n, false);
+  }
+  out << "\n\n";
+  for (auto s : p.ctx->structs)
   {
     tocStruct(out, s, false);
   }
-  for (auto f : p.functions)
+  out << "\n\n";
+  for (auto f : p.ctx->functions)
   {
     tocFunction(out, f, false);
   }
+  out << "\n\n";
 }
+
+
+void tocNamespace  (std::ostream & out, const Namespace & n, bool stub)
+{
+  n.ctx->parent = globalCtx;
+  globalCtx = n.ctx;
+
+  namespaces.push_back(n.name);
+  if (!stub)
+  {
+    for (auto v : n.ctx->variables)
+    {
+      out << v << ";\n";
+    }
+    out << "\n\n";
+  }
+  for (auto n : n.ctx->namespaces)
+  {
+    tocNamespace(out, n, stub);
+    out << "\n\n";
+  }
+  for (auto s : n.ctx->structs)
+  {
+    tocStruct(out, s, stub);
+    out << "\n\n";
+  }
+  for (auto f : n.ctx->functions)
+  {
+    tocFunction(out, f, stub);
+    out << "\n\n";
+  }
+  namespaces.pop_back();
+
+  globalCtx = n.ctx->parent;
+}
\ No newline at end of file