bug fixes and performance improvements

src/rule/matcher_second/any_match.rs

@@ -0,0 +1,19 @@
+use crate::{ast::Expr, rule::state::State};
+
+use super::{shared::AnyMatcher, scal_match::scalv_match, vec_match::vec_match};
+
+pub fn any_match<'a>(matcher: &AnyMatcher, seq: &'a [Expr])
+-> Option<State<'a>>
+{
+  match matcher {
+    AnyMatcher::Scalar(scalv) => scalv_match(scalv, seq),
+    AnyMatcher::Vec{ left, mid, right } => {
+      let left_split = left.len();
+      let right_split = seq.len() - right.len();
+      let mut state = scalv_match(left, &seq[..left_split])?;
+      state.extend(scalv_match(right, &seq[right_split..])?);
+      state.extend(vec_match(mid, &seq[left_split..right_split])?);
+      Some(state)
+    }
+  }
+}