From a875058500cc93f4d18bd5481d94987232bfbc2a Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Sat, 25 Dec 2021 15:39:08 -0500
Subject: rearrange some things

---
 src/builtins.rs | 47 -----------------------------------------------
 1 file changed, 47 deletions(-)
 delete mode 100644 src/builtins.rs

(limited to 'src/builtins.rs')

diff --git a/src/builtins.rs b/src/builtins.rs
deleted file mode 100644
index e8f87da..0000000
--- a/src/builtins.rs
+++ /dev/null
@@ -1,47 +0,0 @@
-pub fn is(exe: &str) -> bool {
-    matches!(exe, "cd")
-}
-
-pub fn run<'a>(exe: &str, args: impl IntoIterator<Item = &'a str>) -> u8 {
-    match exe {
-        "cd" => impls::cd(
-            args.into_iter()
-                .map(std::convert::AsRef::as_ref)
-                .next()
-                .unwrap_or(""),
-        ),
-        _ => unreachable!(),
-    }
-}
-
-mod impls {
-    pub fn cd(dir: &str) -> u8 {
-        let dir = if dir.is_empty() {
-            home()
-        } else if dir.starts_with('~') {
-            let path: std::path::PathBuf = dir.into();
-            if let std::path::Component::Normal(prefix) =
-                path.components().next().unwrap()
-            {
-                if prefix.to_str() == Some("~") {
-                    home().join(path.strip_prefix(prefix).unwrap())
-                } else {
-                    // TODO
-                    return 1;
-                }
-            } else {
-                unreachable!()
-            }
-        } else {
-            dir.into()
-        };
-        match std::env::set_current_dir(dir) {
-            Ok(()) => 0,
-            Err(_) => 1,
-        }
-    }
-
-    fn home() -> std::path::PathBuf {
-        std::env::var_os("HOME").unwrap().into()
-    }
-}
-- 
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