Package weasel.compiler

Examples of weasel.compiler.WeaselCompilerReturn

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    for(int i=0; i<indexes.size(); i++){
      Object o = indexes.get(i);
      if(o instanceof WeaselArrayInit){
        instructions.addAll(((WeaselArrayInit)o).compile(compiler, compilerHelper, arrayClass));
      }else{
        WeaselCompilerReturn wcr = ((WeaselTree)o).compile(compiler, compilerHelper, null, arrayClass, null, false);
        if(!wcr.getReturnType().canCastTo(arrayClass))
          throw new WeaselCompilerException(token.line, "Can't cast %s to %s", wcr.getReturnType(), arrayClass);
        instructions.addAll(wcr.getInstructions());
      }
      instructions.add(token.line, new WeaselInstructionPush(2));
      instructions.add(token.line, new WeaselInstructionLoadConstInteger(i));
      instructions.add(token.line, new WeaselInstructionWriteIndex(WeaselPrimitive.getPrimitiveID(arrayClass.getBaseClass())));
    }
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          int sizes = 0;
          for(WeaselTree tree:arraySize){
            if(tree==null){
              className = "["+className;
            }else{
              WeaselCompilerReturn wcr = tree.compile(compiler, compilerHelper, null, new WeaselGenericClass(compiler.baseTypes.intClass), null, false);
              instructions.addAll(wcr.getInstructions(compiler, compiler.baseTypes.intClass));
              sizes++;
            }
          }
         
          instructions.add(token.line, new WeaselInstructionNewArray(className, sizes));
         
        }else{
          instructions.addAll(arrayInit.compile(compiler, compilerHelper, genericClass));
        }
       
      }
     
      return new WeaselCompilerReturnInstructionList(instructions, genericClass);
    }else if(isFunc){
      List<WeaselGenericMethod2> methods;
      if(elementParent==null){
        methods = compilerHelper.getGenericMethods((String)token.param);
      }else{
        compiler.compileEasy(elementParent.getBaseClass());
        methods = elementParent.getGenericMethods((String)token.param, isVariable);
      }
      if(methods.isEmpty()){
        throw new WeaselCompilerException(token.line, "Method not found %s", token);
      }
     
      WeaselParameterCompileReturn wcr = WeaselTree.compileParamList(token.line, (String)token.param, compiler, compilerHelper, func, methods);
     
      if(elementParent==null){
        if(!WeaselModifier.isStatic(wcr.method.getMethod().getMethod().getModifier())){
          instructions.add(token.line, new WeaselInstructionLoadVariable(compilerHelper.getVariable("this").pos));
        }
      }
     
      instructions.addAll(wcr.instructions);
     
      if(elementParent==null){
        if(WeaselModifier.isStatic(wcr.method.getMethod().getMethod().getModifier())){
          instructions.add(token.line, new WeaselInstructionInvokeStatic(wcr.method.getMethod().getMethod().getNameAndDesk()));
        }else{
          instructions.add(token.line, new WeaselInstructionInvoke(wcr.method.getMethod().getMethod().getClassNameAndDesk()));
        }
      }else{
        if(isVariable){
          instructions.add(token.line, new WeaselInstructionInvoke(wcr.method.getMethod().getMethod().getClassNameAndDesk()));
        }else{
          instructions.add(token.line, new WeaselInstructionInvokeStatic(wcr.method.getMethod().getMethod().getNameAndDesk()));
        }
      }
     
      return new WeaselCompilerReturnInstructionList(instructions, wcr.method.getGenericReturn());
    }else if(isIndex){
      WeaselGenericClass arrayClass;
      String variable = (String)token.param;
      if(elementParent==null){
        WeaselVariableInfo wvi = compilerHelper.getVariable(variable);
        if(wvi==null){
          WeaselGenericField wf = compilerHelper.getGenericField(variable);
          if(wf==null){
            WeaselClass weaselClass;
            try{
              weaselClass = compiler.getWeaselClass(WeaselClass.mapClassNames(variable));
            }catch(WeaselNativeException e){
              throw new WeaselCompilerException(token.line, "Variable not declared bevore %s", variable);
            }
            return new WeaselCompilerReturnInstructionList(instructions, new WeaselGenericClass(weaselClass), true);
          }
          if(WeaselModifier.isStatic(compilerHelper.getCompilingMethod().getMethod().getMethod().getModifier())){
            if(!WeaselModifier.isStatic(wf.getField().getModifier())){
              throw new WeaselCompilerException(token.line, "Variable %s is not static", variable);
            }
          }
          if(WeaselModifier.isStatic(wf.getField().getModifier())){
            instructions.add(token.line, new WeaselInstructionReadStaticField(wf.getField().getDesk()));
          }else{
            wvi = compilerHelper.getVariable("this");
            instructions.add(token.line, new WeaselInstructionReadFieldOf(wvi.pos, wf.getField().getDesk()));
          }
          arrayClass = wf.getGenericType();
        }else{
          arrayClass = wvi.type;
          instructions.add(token.line, new WeaselInstructionLoadVariable(wvi.pos));
        }
      }else{
        WeaselGenericField field = elementParent.getGenericField((String)token.param);
        if(field==null)
          throw new WeaselCompilerException(token.line, "Variable %s not declared in %s", token, elementParent);
        arrayClass = field.getGenericType();
        instructions.add(token.line, new WeaselInstructionReadField(field.getField().getDesk()));
      }
      if(!arrayClass.getBaseClass().isArray()){
        throw new WeaselCompilerException(token.line, "%s is not an array", arrayClass);
      }
      WeaselCompilerReturn wcr = func.compile(compiler, compilerHelper, null, new WeaselGenericClass(compiler.baseTypes.intClass), null, false);
      instructions.addAll(wcr.getInstructions(compiler, compiler.baseTypes.intClass));
      if(write==null){
        instructions.add(token.line, new WeaselInstructionReadIndex(WeaselPrimitive.getPrimitiveID(arrayClass.getBaseClass().getArrayClass())));
      }else{
        instructions.add(token.line, new WeaselInstructionPlaceHolder());
        WeaselTree.autoCast(compiler, write, new WeaselGenericClass(arrayClass.getBaseClass().getArrayClass(), arrayClass.getGenerics()), token.line, instructions, true);
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    if(i==-1 || i==operators.size())
      return level.get(0).compile(compiler, compilerHelper, null, expect, elementParent, isVariable);
    WeaselToken operator = operators.get(i);
    Properties oper = (Properties)operator.param;
    WeaselInstructionList instructions;
    WeaselCompilerReturn wcr;
    WeaselGenericClass ret;
    if(oper==WeaselOperator.INSTANCEOF){
      WeaselInstanceofToken wit = (WeaselInstanceofToken) operator;
      WeaselClass wc = compiler.getWeaselClass("O"+wit.className+";");
      WeaselGenericClass wgc = new WeaselGenericClass(wc);
      wcr = compileOperator(compiler, compilerHelper, write, wgc, elementParent, isVariable, i-1);
      if(wcr.getReturnType().canCastTo(wgc)){
        instructions = new WeaselInstructionList();
        instructions.add(operator.line, new WeaselInstructionLoadConstBoolean(true));
      }else{
        if(wcr.getReturnType().getBaseClass().isPrimitive())
          throw new WeaselCompilerException(operator.line, "can't use implements for primitives");
        instructions = wcr.getInstructions();
        instructions.add(operator.line, new WeaselInstructionInstanceof(wc.getByteName()));
      }
      ret = new WeaselGenericClass(compiler.baseTypes.booleanClass);
    }else if(oper==WeaselOperator.CAST){
      WeaselCastToken wct = (WeaselCastToken) operator;
      WeaselClass wc = compiler.getWeaselClass(WeaselClass.mapClassNames(wct.className));
      ret = new WeaselGenericClass(wc);
      wcr = compileOperator(compiler, compilerHelper, write, ret, elementParent, isVariable, i+1);
      instructions = wcr.getInstructions();
      if(wc.isPrimitive()){
        instructions.add(operator.line, new WeaselInstructionCastPrimitive(WeaselPrimitive.getPrimitiveID(wc)));
      }else{
        instructions.add(operator.line, new WeaselInstructionCast(wc.getByteName()));
      }
    }else if(oper==WeaselOperator.MINUS_PREFIX || oper==WeaselOperator.PLUS_PREFIX){
      wcr = compileOperator(compiler, compilerHelper, null, null, null, false, i+1);
      instructions = wcr.getInstructions();
      ret = wcr.getReturnType();
      int primitiveID = WeaselPrimitive.getPrimitiveID(ret.getBaseClass());
      if(oper==WeaselOperator.MINUS_PREFIX || oper==WeaselOperator.PLUS_PREFIX){
        if(primitiveID!=WeaselPrimitive.CHAR && primitiveID!=WeaselPrimitive.BYTE && primitiveID!=WeaselPrimitive.SHORT
            && primitiveID!=WeaselPrimitive.INT && primitiveID!=WeaselPrimitive.LONG
             && primitiveID!=WeaselPrimitive.FLOAT && primitiveID!=WeaselPrimitive.DOUBLE){
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    if(i==operators.size())
      return level.get(operators.size()).compile(compiler, compilerHelper, write, expect, elementParent, isVariable);
    WeaselToken operator = operators.get(i);
    Properties oper = (Properties)operator.param;
    WeaselInstructionList instructions = new WeaselInstructionList();
    WeaselCompilerReturn wcr;
    WeaselGenericClass ret;
    WeaselGenericClass wgc;
    if(oper==WeaselOperator.COMMA){
      wcr = level.get(i).compile(compiler, compilerHelper, null, expect, null, false);
      instructions.addAll(wcr.getInstructions());
      ret = wcr.getReturnType();
      wcr = compileInfixOperator(compiler, compilerHelper, null, new WeaselGenericClass(compiler.baseTypes.voidClass), null, false, i+1);
      instructions.addAll(wcr.getInstructions());
      if(wcr.getReturnType().getBaseClass()!=compiler.baseTypes.voidClass){
        instructions.add(operator.line, new WeaselInstructionPop());
      }
    }else if(oper==WeaselOperator.ASSIGN){
      WeaselCompilerReturn wcr2 = compileInfixOperator(compiler, compilerHelper, null, expect, null, false, i+1);
      wcr = level.get(i).compile(compiler, compilerHelper, wcr2.getReturnType(), expect, null, false);
      instructions.addAll(wcr.getInstructions());
      instructions.replacePlaceHolderWith(wcr2.getInstructions());
      ret = wcr.getReturnType();
    }else if(oper==WeaselOperator.LOGICAL_OR || oper==WeaselOperator.LOGICAL_AND || oper==WeaselOperator.BITWISE_OR || oper==WeaselOperator.BITWISE_AND
         || oper==WeaselOperator.BITWISE_XOR || oper==WeaselOperator.LESS || oper==WeaselOperator.GREATER
         || oper==WeaselOperator.LESS_EQUAL || oper==WeaselOperator.GREATER_EQUAL
         || oper==WeaselOperator.PLUS || oper==WeaselOperator.MINUS || oper==WeaselOperator.TIMES || oper==WeaselOperator.DIVIDE
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      throw new WeaselCompilerException(token.line, "Expect boolean value in secound part of for");
    }
    WeaselTree tree3 = WeaselTree.parse(iterator, WeaselTokenType.CLOSEBRACKET);
   
    WeaselToken t = iterator.next();
    WeaselCompilerReturn wcr;
    if(instructions == null){
      instructions = new WeaselInstructionList();
      instructions.add(token.line, new WeaselInstructionJumperDummy());
    }
    WeaselInstruction startJump = instructions.getLast();
    wcr = tree2.compile(compiler, compilerHelpher, null, new WeaselGenericClass(compiler.baseTypes.voidClass), null, false);
    instructions.addAll(wcr.getInstructions());
    WeaselTree.autoCast(compiler, wcr.getReturnType(), new WeaselGenericClass(compiler.baseTypes.booleanClass), token.line, instructions, true);
    WeaselInstructionIf ifI;
    instructions.add(token.line, ifI = new WeaselInstructionIf());
    if(t.tokenType==WeaselTokenType.OPENBLOCK){
      t = iterator.next();
      while(t.tokenType!=WeaselTokenType.CLOSEBLOCK){
        iterator.previous();
        instructions.addAll(WeaselTree.parseAndCompile(compiler, compilerHelpher, iterator));
        t = iterator.next();
      }
    }else{
      iterator.previous();
      instructions.addAll(WeaselTree.parseAndCompile(compiler, compilerHelpher, iterator));
    }
    WeaselInstruction continueJump = instructions.getLast();
    if(tree3!=null){
      wcr = tree3.compile(compiler, compilerHelpher, null, new WeaselGenericClass(compiler.baseTypes.voidClass), null, false);
      instructions = wcr.getInstructions();
      if(wcr.getReturnType().getBaseClass()!=compiler.baseTypes.voidClass)
        instructions.add(t.line, new WeaselInstructionPop());
    }
    WeaselInstruction ifJump = new WeaselInstructionJump(startJump);
    instructions.add(token.line, ifJump);
    ifI.setTarget(ifJump);
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    }else{
      WeaselTree tree = WeaselTree.parse(iterator, WeaselTokenType.SEMICOLON);
      if(tree==null){
        throw new WeaselCompilerException(token.line, "return need to return %s", retClass);
      }
      WeaselCompilerReturn wcr = tree.compile(compiler, compilerHelpher, null, retClass, null, false);
      instructions = wcr.getInstructions();
      WeaselTree.autoCast(compiler, wcr.getReturnType(), retClass, token.line, instructions, true);
      instructions.add(token.line, new WeaselInstructionReturn(compilerHelpher.getVarCount()));
    }
    return new WeaselCompilerReturnInstructionList(instructions, new WeaselGenericClass(compiler.baseTypes.voidClass));
  }
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    WeaselTree tree1 = WeaselTree.parse(iterator, WeaselTokenType.CLOSEBRACKET);
    if(tree1==null){
      throw new WeaselCompilerException(token.line, "Expect boolean value in while");
    }
    WeaselToken t = iterator.next();
    WeaselCompilerReturn wcr;
    WeaselInstructionList instructions = new WeaselInstructionList();
    WeaselInstruction continueJump = new WeaselInstructionJumperDummy();
    instructions.add(token.line, continueJump);
    wcr = tree1.compile(compiler, compilerHelpher, null, new WeaselGenericClass(compiler.baseTypes.booleanClass), null, false);
    instructions.addAll(wcr.getInstructions());
    WeaselTree.autoCast(compiler, wcr.getReturnType(), new WeaselGenericClass(compiler.baseTypes.booleanClass), token.line, instructions, true);
    WeaselInstructionIf ifI;
    instructions.add(token.line, ifI = new WeaselInstructionIf());
    if(t.tokenType==WeaselTokenType.OPENBLOCK){
      t = iterator.next();
      while(t.tokenType!=WeaselTokenType.CLOSEBLOCK){
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    expect(t = iterator.next(), WeaselTokenType.OPENBRACKET);
    WeaselTree tree1 = WeaselTree.parse(iterator, WeaselTokenType.CLOSEBRACKET);
    if(tree1==null){
      throw new WeaselCompilerException(t.line, "Expect boolean value in while");
    }
    WeaselCompilerReturn wcr;
    wcr = tree1.compile(compiler, compilerHelpher, null, new WeaselGenericClass(compiler.baseTypes.booleanClass), null, false);
    instructions.addAll(wcr.getInstructions());
    WeaselTree.autoCast(compiler, wcr.getReturnType(), new WeaselGenericClass(compiler.baseTypes.booleanClass), t.line, instructions, true);
    WeaselInstruction ifJump = new WeaselInstructionJump(startJump);
    instructions.add(t.line, new WeaselInstructionIf(ifJump));
    instructions.add(t.line, ifJump);
    WeaselBlockInfo wbi = compilerHelpher.closeBlock();
    int pops = wbi.varsToPop();
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  public WeaselCompilerReturn compile(WeaselToken token, WeaselCompiler compiler, WeaselKeyWordCompilerHelper compilerHelpher, ListIterator<WeaselToken> iterator) throws WeaselCompilerException {
    expect(iterator.next(), WeaselTokenType.OPENBRACKET);
    WeaselTree tree = WeaselTree.parse(iterator, WeaselTokenType.CLOSEBRACKET);
    if(tree==null)
      throw new WeaselCompilerException(token.line, "Condition need to be a boolean value");
    WeaselCompilerReturn wcr = tree.compile(compiler, compilerHelpher, null, new WeaselGenericClass(compiler.baseTypes.booleanClass), null, false);
    WeaselInstructionList instructions = wcr.getInstructions();
    WeaselTree.autoCast(compiler, wcr.getReturnType(), new WeaselGenericClass(compiler.baseTypes.booleanClass), token.line, instructions, true);
    WeaselInstructionJump j1;
    instructions.add(token.line, j1 = new WeaselInstructionIf());
    instructions.addAll(compileBlock(compiler, compilerHelpher, iterator));
    WeaselToken t = iterator.next();
    if(t.tokenType==WeaselTokenType.KEYWORD && t.param == WeaselKeyWord.ELSE){
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  public static WeaselInstructionList parseAndCompile(WeaselCompiler compiler, WeaselKeyWordCompilerHelper compilerHelper, ListIterator<WeaselToken> iterator) throws WeaselCompilerException {
   
    WeaselToken token = iterator.next();
    if(token.tokenType==WeaselTokenType.KEYWORD && ((WeaselKeyWord)token.param).compiler!=null){
      WeaselCompilerReturn wcr = ((WeaselKeyWord)token.param).compiler.compile(token, compiler, compilerHelper, iterator);
      return wcr.getInstructions(compiler, compiler.baseTypes.voidClass);
    }
    if(token.tokenType==WeaselTokenType.MODIFIER){
      return compileVarDec(token, compiler, compilerHelper, iterator);
    }
    if(token.tokenType==WeaselTokenType.IDENT){
      WeaselClassCompiler wcc = compilerHelper.getClassCompiler();
      boolean errored = false;
      try{
        wcc.readGenericClass(token, iterator);
      }catch(WeaselCompilerException e){
        while(iterator.previous()!=token);
        iterator.next();
        errored = true;
      }
      if(!errored && iterator.next().tokenType==WeaselTokenType.IDENT){
        while(iterator.previous()!=token);
        iterator.next();
        return compileVarDec(token, compiler, compilerHelper, iterator);
      }
    }
    iterator.previous();
 
    WeaselTree tree = parse(iterator, WeaselTokenType.SEMICOLON);
    if(tree!=null){
      WeaselCompilerReturn wcr = tree.compile(compiler, compilerHelper, null, new WeaselGenericClass(compiler.baseTypes.voidClass), null, false);
      return wcr.getInstructions(compiler, compiler.baseTypes.voidClass);
    }
    return null;
  }
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  • weasel.compiler.keywords.WeaselKeyWordCompilerFor
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  • weasel.compiler.keywords.WeaselKeyWordCompilerWhile
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  • weasel.compiler.v2.tokentree.WeaselTreeCondition
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