feat: add basic parser functions

src/lib.rs

@@ -1 +1,4 @@
+#![feature(pattern)]
+
+pub mod parsers;
 pub mod template;

src/parsers.rs

@@ -0,0 +1,20 @@
+use std::str::{pattern::Pattern, FromStr};
+
+pub fn to_vec<T, P>(s: &str, pat: P) -> Vec<T>
+where
+    T: FromStr,
+    P: Pattern,
+{
+    s.split(pat).filter_map(|x| x.parse().ok()).collect()
+}
+
+pub fn to_vec_map<T, U, P>(s: &str, pat: P, func: impl FnMut(T) -> U) -> Vec<U>
+where
+    T: FromStr,
+    P: Pattern,
+{
+    s.split(pat)
+        .filter_map(|x| x.parse().ok())
+        .map(func)
+        .collect()
+}