Merge nucleic/nimble-umber-toad-20h7 into dev

brush-builtins/src/dot.rs

@@ -22,7 +22,7 @@ impl builtins::Command for DotCommand {
         context: brush_core::ExecutionContext<'_, SE>,
     ) -> Result<brush_core::ExecutionResult, Self::Error> {
         // TODO(dot): Handle trap inheritance.
-        // nash: POSIX requires `.` to search PATH when its operand has no slash.
+        // hydrashell: POSIX requires `.` to search PATH when its operand has no slash.
         // Git's `git-subtree` relies on this with `. git-sh-setup`; treating the
         // operand as cwd-relative leaves `require_work_tree` undefined.
         let script_path = Path::new(&self.script_path);

brush-builtins/src/read.rs

@@ -298,16 +298,16 @@ struct InputReader {
     deadline: Option<Instant>,
     /// Single-byte read buffer.
     ///
-    /// nash(D2): multi-byte UTF-8 sequences are buffered and decoded incrementally in
+    /// hydrashell(D2): multi-byte UTF-8 sequences are buffered and decoded incrementally in
     /// `read_event` (up to 4 bytes via `std::str::from_utf8`); invalid sequences degrade
     /// to per-byte Latin-1 chars (the pre-fix behavior for every byte). bash's `-n`
     /// counts bytes, which is preserved because the char-limit check measures
     /// `line.len()` — the accumulated String's UTF-8 byte length.
     buffer: [u8; 1],
-    /// nash(D2): a byte consumed while expecting a UTF-8 continuation that turned out to
+    /// hydrashell(D2): a byte consumed while expecting a UTF-8 continuation that turned out to
     /// start the next character; re-consumed before the stream is read again.
     pushback: Option<u8>,
-    /// nash(D2): decoded-but-undelivered chars from an invalid sequence flushed as
+    /// hydrashell(D2): decoded-but-undelivered chars from an invalid sequence flushed as
     /// Latin-1; drained before the stream is read again.
     pending: VecDeque<char>,
     /// Terminal mode guard - kept alive for RAII cleanup on drop.
@@ -356,7 +356,7 @@ impl InputReader {
         brush_core::sys::poll::poll_for_input(&self.input, Duration::ZERO).unwrap_or(false)
     }
 
-    /// nash(D2): reads one byte, honoring the pushback slot and the read deadline.
+    /// hydrashell(D2): reads one byte, honoring the pushback slot and the read deadline.
     /// Returns `Ok(None)` on EOF; timeout is reported via `TimedOut` in errors' stead by
     /// the caller checking the deadline, so this only polls when a deadline exists.
     fn read_byte(&mut self) -> Result<Option<u8>, brush_core::Error> {
@@ -372,10 +372,10 @@ impl InputReader {
 
     /// Reads the next input event, handling timeout and control characters.
     ///
-    /// nash(D2): decodes UTF-8 incrementally instead of casting each byte to `char`
+    /// hydrashell(D2): decodes UTF-8 incrementally instead of casting each byte to `char`
     /// (which was a Latin-1 decode and re-encoded input bytes — divergence D2 in
     /// shell/corpus/DIVERGENCES.md, found when ca-certificates' postinst mangled a
-    /// UTF-8 filename under narOS). Valid multi-byte sequences round-trip
+    /// UTF-8 filename under hydrangeaOS). Valid multi-byte sequences round-trip
     /// byte-identically through the accumulated String; invalid sequences degrade to
     /// the pre-fix per-byte Latin-1 mapping (a String cannot hold raw invalid bytes —
     /// full byte-fidelity for invalid UTF-8 would need Vec<u8> plumbing shell-wide).