Method Init

IDEHelper/WinDebugger.cpp:109–157

}

void DbgEvaluationContext::Init(WinDebugger* winDebugger, DbgModule* dbgModule, const StringImpl& expr, DwFormatInfo* formatInfo, DbgTypedValue contextValue)
{
	if (expr.empty())
	{
		mParser = NULL;
		mReducer = NULL;
		mPassInstance = NULL;
		mDbgExprEvaluator = NULL;
		mExprNode = NULL;
		return;
	}

	mParser = new BfParser(winDebugger->mBfSystem);
	mParser->mCompatMode = true;
	mPassInstance = new BfPassInstance(winDebugger->mBfSystem);
	auto terminatedExpr = expr + ";";
	mParser->SetSource(terminatedExpr.c_str(), terminatedExpr.length());
	mParser->Parse(mPassInstance);

	mReducer = new BfReducer();
	mReducer->mAlloc = mParser->mAlloc;
	mReducer->mSystem = winDebugger->mBfSystem;
	mReducer->mPassInstance = mPassInstance;
	mReducer->mVisitorPos = BfReducer::BfVisitorPos(mParser->mRootNode);
	mReducer->mVisitorPos.MoveNext();
	mReducer->mCompatMode = mParser->mCompatMode;
	mReducer->mSource = mParser;
	mExprNode = mReducer->CreateExpression(mParser->mRootNode->GetFirst());
	mParser->Close();
	mDbgExprEvaluator = new DbgExprEvaluator(winDebugger, dbgModule, mPassInstance, -1, -1);

	if ((formatInfo != NULL) && (mExprNode != NULL) && (mExprNode->GetSrcEnd() < (int) expr.length()))
	{
		String formatFlags = expr.Substring(mExprNode->GetSrcEnd());
		String errorString = "Invalid expression";
		if (!winDebugger->ParseFormatInfo(dbgModule, formatFlags, formatInfo, mPassInstance, NULL, NULL, &errorString, contextValue))
		{
			mPassInstance->FailAt(errorString, mParser->mSourceData, mExprNode->GetSrcEnd(), (int)expr.length() - mExprNode->GetSrcEnd());
			formatFlags = "";
		}
	}

	if (formatInfo != NULL)
	{
		mDbgExprEvaluator->mExplicitThis = formatInfo->mExplicitThis;
		mDbgExprEvaluator->mCallStackIdx = formatInfo->mCallStackIdx;
		mDbgExprEvaluator->mLanguage = formatInfo->mLanguage;
	}
}

bool DbgEvaluationContext::HasExpression()
{