void Symbol::beginLocal(BlockScopeRawPtr scope) { m_prevCoerced = m_coerced; if (isClosureVar()) { ExpressionListPtr useVars = scope->getContainingFunction()->getClosureVars(); assert(useVars); // linear scan for now, since most use var lists are // fairly short bool found = false; for (int i = 0; i < useVars->getCount(); i++) { ParameterExpressionPtr param = dynamic_pointer_cast<ParameterExpression>((*useVars)[i]); if (m_name == param->getName()) { // bootstrap use var with parameter type m_coerced = param->getType(); found = true; break; } } if (!found) assert(false); assert(!isRefClosureVar() || (m_coerced && m_coerced->is(Type::KindOfVariant))); } else { m_coerced.reset(); } }
FunctionScopeRawPtr Expression::getOriginalFunction() { BlockScopeRawPtr scope = getOriginalScope(); return scope ? scope->getContainingFunction() : FunctionScopeRawPtr(); }