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Move some code around

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greg 2018-02-26 19:57:46 -08:00
parent 876373c9fd
commit 1eaf201145
1 changed files with 2 additions and 4 deletions
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6
src/schala_lang/eval.rs
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@ -156,16 +156,14 @@ impl<'a> State<'a> {
Expression(Value(identifier), _) => {
match self.values.get(&identifier) {
Some(&ValueEntry::Function { ref body, ref param_names }) => {
let mut new_state = State::new_with_parent(self);
let sub_ast = body.clone();
if arguments.len() != param_names.len() {
return Err(format!("Wrong number of arguments for the function"));
}
let mut new_state = State::new_with_parent(self);
let sub_ast = body.clone();
for (param, val) in param_names.iter().zip(arguments.into_iter()) {
new_state.values.insert(param.clone(), ValueEntry::Binding { val });
}
let mut ret: Option<FullyEvaluatedExpr> = None;
for statement in sub_ast.into_iter() {
ret = new_state.eval_statement(statement)?;