chore: Bump ver: v0.2.0

.github/workflows/commit-message-check.yml

@@ -21,13 +21,14 @@ jobs:
           excludeDescription: 'true' # optional: this excludes the description body of a pull request
           excludeTitle: 'true' # optional: this excludes the title of a pull request
           accessToken: ${{ secrets.GITHUB_TOKEN }}
-          pattern: '^(DataChange:|Change:|Feature:|Improve:|Perf:|Dep:|Doc:|Test:|CI:|Refactor:|Fix:|Fixdoc:|Fixup:|Merge|BumpVer:|Chore:|fix:|feat:|perf:|refactor:|test:|docs:|deps:|chore:|ci:|Build\(deps\):) .+$'
+          pattern: '^(DataChange:|Change:|change:|Feature:|Improve:|Perf:|Dep:|Doc:|Test:|CI:|Refactor:|Fix:|Fixdoc:|Fixup:|Merge|BumpVer:|Chore:|fix:|feat:|perf:|refactor:|test:|docs:|deps:|chore:|ci:|Build\(deps\):) .+$'
           flags: 'gm'
           error: |
             Subject line has to contain a commit type, e.g.: "Change: blabla" or a merge commit e.g.: "Merge xxx".
             Valid types are:
               DataChange    - Persistent data change
               Change        - API breaking change
+              change        - API breaking change
               Feature       - API compatible new feature
               feat          - API compatible new feature
               Improve       - Become better without functional changes

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "watcher"
 description = "subscribe data changes"
-version = "0.1.2"
+version = "0.2.0"
 authors = ["Databend Authors <opensource@datafuselabs.com>"]
 license = "Apache-2.0"
 edition = "2021"

src/dispatch/dispatcher.rs

@@ -111,7 +111,7 @@ where C: TypeConfig
 
         for sender in self.watchers.get(&kv_change.0) {
             debug!(
-                "watch-event-Dispatcher: dispatch event to watcher {:?}, kv_change: {:?}",
+                "watch-event-Dispatcher: dispatch event to watcher {}, kv_change: {:?}",
                 sender, kv_change
             );
             let interested = sender.desc.interested;

src/type_config.rs

@@ -16,6 +16,7 @@
 
 use std::error::Error;
 use std::fmt::Debug;
+use std::fmt::Display;
 use std::future::Future;
 use std::io;
 
@@ -55,7 +56,7 @@ pub trait TypeConfig
 where Self: Debug + Clone + Copy + Sized + 'static
 {
     /// The type of keys that are watched.
-    type Key: Debug + Clone + Ord + Send + Sync + 'static;
+    type Key: Debug + Display + Clone + Ord + Send + Sync + 'static;
 
     /// The type of values that are watched.
     type Value: Debug + Clone + Send + Sync + 'static;