public List<String> getNonParamSymbolNames() {
		SymbolIterator symbols = function.getProgram().getSymbolTable().getSymbols(function);
		return StreamSupport.stream(symbols.spliterator(), false)
				.filter(symbol -> symbol.getSymbolType() != SymbolType.PARAMETER)
				.map(Symbol::getName)
				.collect(Collectors.toList());
	}
Returns true if the specified stack offset is within the function's local variable
storage area.

@param offset stack offset to test
@return true if stack offset is within this function's local variable area
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/dwarf/DWARFFunction.java