pub fn util_execute_member_function_mut<C>(
externals: &ExternalFunctions<C>,
constants: &Constants,
fn_def: &InternalFunctionDefinitionRef,
self_value_ref: ValueRef,
arguments: &[Value],
context: &mut C,
debug_source_map: Option<&dyn SourceMapLookup>,
) -> Result<Value, ExecuteError>