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implement basic control flow, error handling from functions, many tests

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Signed-off-by: Ava Hahn <ava@aidanis.online>
This commit is contained in:
Ava Hahn 2023-02-27 22:53:54 -08:00
parent ae365ad63c
commit 09e3546ba6
Signed by untrusted user who does not match committer: affine
GPG key ID: 3A4645B8CF806069
14 changed files with 315 additions and 488 deletions
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4
src/sym.rs
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@ -39,7 +39,7 @@ pub struct UserFn {
*/
#[derive(Clone)]
pub enum ValueType {
Internal(Rc<dyn Fn(&Seg, &mut SymTable) -> Ctr>),
Internal(Rc<dyn Fn(&Seg, &mut SymTable) -> Result<Ctr, String>>),
FuncForm(UserFn),
VarForm(Box<Ctr>)
}
@ -237,7 +237,7 @@ impl Symbol {
match &self.value {
ValueType::VarForm(ref f) => Ok(Box::new(*f.clone())),
ValueType::Internal(ref f) => Ok(Box::new(f(evaluated_args, syms))),
ValueType::Internal(ref f) => Ok(Box::new(f(evaluated_args, syms)?)),
ValueType::FuncForm(ref f) => {
// stores any value overwritten by local state
// If this ever becomes ASYNC this will need to