void CBotStack::GetRunPos(const char* &FunctionName, int &start, int &end)
{
CBotProgram* prog = m_prog; // Current program
CBotInstr* funct = NULL; // function found
CBotInstr* instr = NULL; // the highest intruction
CBotStack* p = this;
while (p->m_next != NULL)
{
if ( p->m_instr != NULL ) instr = p->m_instr;
if ( p->m_bFunc == 1 ) funct = p->m_instr;
if ( p->m_next->m_prog != prog ) break ;
if (p->m_next2 && p->m_next2->m_state != 0) p = p->m_next2 ;
else p = p->m_next;
}
if ( p->m_instr != NULL ) instr = p->m_instr;
if ( p->m_bFunc == 1 ) funct = p->m_instr;
if ( funct == NULL ) return;
CBotToken* t = funct->GetToken();
FunctionName = t->GetString();
// if ( p->m_instr != NULL ) instr = p->m_instr;
t = instr->GetToken();
start = t->GetStart();
end = t->GetEnd();
}
void CScript::ColorizeScript(Ui::CEdit* edit)
{
CBotToken* bt;
CBotString bs;
const char* token;
int error, type, cursor1, cursor2;
Gfx::FontHighlight color;
edit->ClearFormat();
bt = CBotToken::CompileTokens(edit->GetText(), error);
while ( bt != 0 )
{
bs = bt->GetString();
token = bs;
type = bt->GetType();
cursor1 = bt->GetStart();
cursor2 = bt->GetEnd();
color = Gfx::FONT_HIGHLIGHT_NONE;
if ( type >= TokenKeyWord && type < TokenKeyWord+100 )
{
color = Gfx::FONT_HIGHLIGHT_TOKEN;
}
if ( type >= TokenKeyDeclare && type < TokenKeyDeclare+100 )
{
color = Gfx::FONT_HIGHLIGHT_TYPE;
}
if ( type >= TokenKeyVal && type < TokenKeyVal+100 )
{
color = Gfx::FONT_HIGHLIGHT_CONST;
}
if ( type == TokenTypVar )
{
if ( IsType(token) )
{
color = Gfx::FONT_HIGHLIGHT_TYPE;
}
else if ( IsFunction(token) )
{
color = Gfx::FONT_HIGHLIGHT_TOKEN;
}
}
if ( type == TokenTypDef )
{
color =Gfx::FONT_HIGHLIGHT_CONST;
}
if ( cursor1 < cursor2 && color != Gfx::FONT_HIGHLIGHT_NONE )
{
edit->SetFormat(cursor1, cursor2, color);
}
bt = bt->GetNext();
}
CBotToken::Delete(bt);
}
CBotInstr* CBotClassInst::Compile(CBotToken* &p, CBotCStack* pStack, CBotClass* pClass)
{
// seeks the corresponding classes
if ( pClass == NULL )
{
pStack->SetStartError(p->GetStart());
pClass = CBotClass::Find(p);
if ( pClass == NULL )
{
// not found? is bizare
pStack->SetError(TX_NOCLASS, p);
return NULL;
}
p = p->GetNext();
}
bool bIntrinsic = pClass->IsIntrinsic();
CBotTypResult type = CBotTypResult( bIntrinsic ? CBotTypIntrinsic : CBotTypPointer, pClass );
CBotClassInst* inst = static_cast<CBotClassInst*>(CompileArray(p, pStack, type));
if ( inst != NULL || !pStack->IsOk() ) return inst;
CBotCStack* pStk = pStack->TokenStack();
inst = new CBotClassInst();
/// \TODO Need to be revised and fixed after adding unit tests
CBotToken token(pClass->GetName(), CBotString(), p->GetStart(), p->GetEnd());
inst->SetToken(&token);
CBotToken* vartoken = p;
if ( NULL != (inst->m_var = CBotLeftExprVar::Compile( p, pStk )) )
{
(static_cast<CBotLeftExprVar*>(inst->m_var))->m_typevar = type;
if (pStk->CheckVarLocal(vartoken)) // redefinition of the variable
{
pStk->SetStartError(vartoken->GetStart());
pStk->SetError(TX_REDEFVAR, vartoken->GetEnd());
goto error;
}
if (IsOfType(p, ID_OPBRK)) // with any clues?
{
delete inst; // is not type CBotInt
p = vartoken; // returns to the variable name
// compiles declaration an array
inst = static_cast<CBotClassInst*>(CBotInstArray::Compile( p, pStk, type ));
if (!pStk->IsOk() )
{
pStk->SetError(TX_CLBRK, p->GetStart());
goto error;
}
goto suite; // no assignment, variable already created
}
CBotVar* var;
var = CBotVar::Create(vartoken->GetString(), type); // creates the instance
// var->SetClass(pClass);
var->SetUniqNum(
(static_cast<CBotLeftExprVar*>(inst->m_var))->m_nIdent = CBotVar::NextUniqNum());
// its attribute a unique number
pStack->AddVar(var); // placed on the stack
// look if there are parameters
inst->m_hasParams = (p->GetType() == ID_OPENPAR);
CBotVar* ppVars[1000];
inst->m_Parameters = CompileParams(p, pStk, ppVars);
if ( !pStk->IsOk() ) goto error;
// if there are parameters, is the equivalent to the stament "new"
// CPoint A ( 0, 0 ) is equivalent to
// CPoint A = new CPoint( 0, 0 )
// if ( NULL != inst->m_Parameters )
if ( inst->m_hasParams )
{
// the constructor is there?
// CBotString noname;
CBotTypResult r = pClass->CompileMethode(pClass->GetName(), var, ppVars, pStk, inst->m_nMethodeIdent);
delete pStk->TokenStack(); // releases the supplement stack
int typ = r.GetType();
if (typ == TX_UNDEFCALL)
{
// si le constructeur n'existe pas
if (inst->m_Parameters != NULL) // with parameters
{
pStk->SetError(TX_NOCONST, vartoken);
goto error;
}
typ = 0;
}
if (typ>20)
{
pStk->SetError(typ, vartoken->GetEnd());
goto error;
}
}
if (IsOfType(p, ID_ASS)) // with a assignment?
{
if (inst->m_hasParams)
{
pStk->SetError(TX_ENDOF, p->GetStart());
goto error;
}
if ( NULL == ( inst->m_expr = CBotTwoOpExpr::Compile( p, pStk )) )
{
goto error;
}
CBotClass* result = pStk->GetClass();
if ( !pStk->GetTypResult(1).Eq(CBotTypNullPointer) &&
( !pStk->GetTypResult(1).Eq(CBotTypPointer) ||
( result != NULL && !pClass->IsChildOf(result) ))) // type compatible ?
{
pStk->SetError(TX_BADTYPE, p->GetStart());
goto error;
}
// if ( !bIntrinsic ) var->SetPointer(pStk->GetVar()->GetPointer());
if ( !bIntrinsic )
{
// does not use the result on the stack, to impose the class
CBotVar* pvar = CBotVar::Create("", pClass);
var->SetPointer( pvar ); // variable already declared instance pointer
delete pvar; // removes the second pointer
}
var->SetInit(true); // marks the pointer as init
}
else if (inst->m_hasParams)
{
// creates the object on the "job" (\TODO "tas")
// with a pointer to the object
if ( !bIntrinsic )
{
CBotVar* pvar = CBotVar::Create("", pClass);
var->SetPointer( pvar ); // variable already declared instance pointer
delete pvar; // removes the second pointer
}
var->SetInit(2); // marks the pointer as init
}
suite:
if (IsOfType(p, ID_COMMA)) // several chained definitions
{
if ( NULL != ( inst->m_next = CBotClassInst::Compile(p, pStk, pClass) )) // compiles the following
{
return pStack->Return(inst, pStk);
}
}
if (IsOfType(p, ID_SEP)) // complete instruction
{
return pStack->Return(inst, pStk);
}
pStk->SetError(TX_ENDOF, p->GetStart());
}
error:
delete inst;
return pStack->Return(NULL, pStk);
}
bool CScript::CheckToken()
{
CBotToken* bt;
CBotToken* allBt;
CBotString bs;
const char* token;
int error, cursor1, cursor2, i;
char used[100];
if ( !m_object->GetCheckToken() ) return true;
m_error = 0;
m_title[0] = 0;
m_mainFunction[0] = 0;
m_token[0] = 0;
m_bCompile = false;
for ( i=0 ; i<m_main->GetObligatoryToken() ; i++ )
{
used[i] = 0; // token not used
}
allBt = CBotToken::CompileTokens(m_script, error);
bt = allBt;
while ( bt != 0 )
{
bs = bt->GetString();
token = bs;
cursor1 = bt->GetStart();
cursor2 = bt->GetEnd();
i = m_main->IsObligatoryToken(token);
if ( i != -1 )
{
used[i] = 1; // token used
}
if ( !m_main->IsProhibitedToken(token) )
{
m_error = ERR_PROHIBITEDTOKEN;
m_cursor1 = cursor1;
m_cursor2 = cursor2;
strcpy(m_title, "<prohibited>");
m_mainFunction[0] = 0;
CBotToken::Delete(allBt);
return false;
}
bt = bt->GetNext();
}
// At least once every obligatory instruction?
for ( i=0 ; i<m_main->GetObligatoryToken() ; i++ )
{
if ( used[i] == 0 ) // token not used?
{
strcpy(m_token, m_main->GetObligatoryToken(i));
m_error = ERR_OBLIGATORYTOKEN;
strcpy(m_title, "<obligatory>");
m_mainFunction[0] = 0;
CBotToken::Delete(allBt);
return false;
}
}
CBotToken::Delete(allBt);
return true;
}
