Sets if the variable is read only
| public setReadOnly ( boolean $readOnly ) | ||
| $readOnly | boolean | |
/**
* SymbolTable
*
* @param CompilationContext $compilationContext
*/
public function __construct(CompilationContext $compilationContext)
{
/* this_ptr */
$thisVar = new Variable('variable', 'this', $compilationContext->currentBranch);
$thisVar->setIsInitialized(true, $compilationContext, array());
$thisVar->increaseUses();
$thisVar->setReadOnly(true);
$thisVar->setLowName('this_ptr');
$thisVar->setDynamicTypes('object');
$this->variables['this'] = $thisVar;
$returnValue = new Variable('variable', 'return_value', $compilationContext->currentBranch);
$returnValue->setIsInitialized(true, $compilationContext, array());
$returnValue->increaseUses();
$this->variables['return_value'] = $returnValue;
$returnValue = new Variable('variable', 'return_value_ptr', $compilationContext->currentBranch);
$returnValue->setIsInitialized(true, $compilationContext, array());
$returnValue->increaseUses();
$this->variables['return_value_ptr'] = $returnValue;
}
/**
* SymbolTable
*
* @param CompilationContext $compilationContext
*/
public function __construct(CompilationContext $compilationContext)
{
/* The variables are registered in branch 1, which is the external branch */
$this->compilationContext = $compilationContext;
$this->branchVariables[1] = array();
/* this_ptr */
$thisVar = new Variable('variable', 'this', $compilationContext->currentBranch);
$thisVar->setIsInitialized(true, $compilationContext, array());
$thisVar->increaseUses();
$thisVar->setReadOnly(true);
$thisVar->setLowName('this_ptr');
$thisVar->setDynamicTypes('object');
$this->branchVariables[1]['this'] = $thisVar;
$returnValue = new Variable('variable', 'return_value', $compilationContext->currentBranch);
$returnValue->setIsInitialized(true, $compilationContext, array());
$returnValue->increaseUses();
$this->branchVariables[1]['return_value'] = $returnValue;
$returnValue = new Variable('variable', 'return_value_ptr', $compilationContext->currentBranch);
$returnValue->setIsInitialized(true, $compilationContext, array());
$returnValue->increaseUses();
$this->branchVariables[1]['return_value_ptr'] = $returnValue;
}
/**
* Add the last-call-status flag to the current symbol table
*
* @param CompilationContext $compilationContext
*/
public function addCallStatusFlag(CompilationContext $compilationContext)
{
if (!$compilationContext->symbolTable->hasVariable('ZEPHIR_LAST_CALL_STATUS')) {
$callStatus = new Variable('int', 'ZEPHIR_LAST_CALL_STATUS', $compilationContext->currentBranch);
$callStatus->setIsInitialized(true, $compilationContext, array());
$callStatus->increaseUses();
$callStatus->setReadOnly(true);
$compilationContext->symbolTable->addRawVariable($callStatus);
}
}
