Implemented subtraction for functio chains... maybe?

2021-12-09 17:51:03 +01:00 · 2021-12-09 17:51:03 +01:00 · 3358234914
parent 3f1b6d2387
commit 3358234914
1 changed files with 10 additions and 1 deletions
--- a/ablescript/src/variables.rs
+++ b/ablescript/src/variables.rs
@ -501,7 +501,16 @@ impl ops::Sub for Value {
                    )
                    .into_functio(),
                },
-                Functio::Chain { functios, kind } => todo!(),
+                Functio::Chain { functios, .. } => {
+                    let rhs = rhs.into_functio();
+                    let (a, b) = *functios;
+                    
+                    match (a == rhs, b == rhs) {
+                        (_, true) => a,
+                        (true, _) => b,
+                        (_, _) => (Value::Functio(a) - Value::Functio(rhs)).into_functio(),
+                    }
+                }
                Functio::Eval(lhs_code) => Functio::Eval(lhs_code.replace(
                    &match rhs.into_functio() {
                        Functio::Eval(code) => code,