bump msrv to 1.63 (#5570)

* bump msrv to 1.63

* resolve new complex type clippy lints

1 files changed, 7 insertions, 4 deletions

diff --git a/helix-term/src/ui/prompt.rs b/helix-term/src/ui/prompt.rs
index 5fb6745a..f438231f 100644
--- a/helix-term/src/ui/prompt.rs
+++ b/helix-term/src/ui/prompt.rs
@@ -14,8 +14,11 @@ use helix_view::{
     Editor,
 };
 
-pub type Completion = (RangeFrom<usize>, Cow<'static, str>);
 type PromptCharHandler = Box<dyn Fn(&mut Prompt, char, &Context)>;
+pub type Completion = (RangeFrom<usize>, Cow<'static, str>);
+type CompletionFn = Box<dyn FnMut(&Editor, &str) -> Vec<Completion>>;
+type CallbackFn = Box<dyn FnMut(&mut Context, &str, PromptEvent)>;
+pub type DocFn = Box<dyn Fn(&str) -> Option<Cow<str>>>;
 
 pub struct Prompt {
     prompt: Cow<'static, str>,
@@ -25,9 +28,9 @@ pub struct Prompt {
     selection: Option<usize>,
     history_register: Option<char>,
     history_pos: Option<usize>,
-    completion_fn: Box<dyn FnMut(&Editor, &str) -> Vec<Completion>>,
-    callback_fn: Box<dyn FnMut(&mut Context, &str, PromptEvent)>,
-    pub doc_fn: Box<dyn Fn(&str) -> Option<Cow<str>>>,
+    completion_fn: CompletionFn,
+    callback_fn: CallbackFn,
+    pub doc_fn: DocFn,
     next_char_handler: Option<PromptCharHandler>,
 }