From 90677edcba063ee83316ef109e0fe54116015575 Mon Sep 17 00:00:00 2001 From: Ezra Shaw Date: Sat, 25 Feb 2023 20:14:10 +1300 Subject: refactor: statically guarantee that current error codes are documented --- compiler/rustc_errors/src/registry.rs | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) (limited to 'compiler/rustc_errors/src/registry.rs') diff --git a/compiler/rustc_errors/src/registry.rs b/compiler/rustc_errors/src/registry.rs index da764d993bb..f26d8e7ebdc 100644 --- a/compiler/rustc_errors/src/registry.rs +++ b/compiler/rustc_errors/src/registry.rs @@ -5,21 +5,17 @@ pub struct InvalidErrorCode; #[derive(Clone)] pub struct Registry { - long_descriptions: FxHashMap<&'static str, Option<&'static str>>, + long_descriptions: FxHashMap<&'static str, &'static str>, } impl Registry { - pub fn new(long_descriptions: &[(&'static str, Option<&'static str>)]) -> Registry { + pub fn new(long_descriptions: &[(&'static str, &'static str)]) -> Registry { Registry { long_descriptions: long_descriptions.iter().copied().collect() } } /// Returns `InvalidErrorCode` if the code requested does not exist in the - /// registry. Otherwise, returns an `Option` where `None` means the error - /// code is valid but has no extended information. - pub fn try_find_description( - &self, - code: &str, - ) -> Result, InvalidErrorCode> { + /// registry. + pub fn try_find_description(&self, code: &str) -> Result<&'static str, InvalidErrorCode> { self.long_descriptions.get(code).copied().ok_or(InvalidErrorCode) } } -- cgit 1.4.1-3-g733a5