Automatically indent warnings messages for check_commits sub-handler

src/handlers/check_commits.rs

@@ -204,6 +204,7 @@ async fn handle_warnings_and_labels(
 fn warning_from_warnings(warnings: &[String]) -> String {
     let warnings: Vec<_> = warnings
         .iter()
+        .map(|warning| warning.trim().replace("\n", "\n    "))
         .map(|warning| format!("* {warning}"))
         .collect();
     format!(":warning: **Warning** :warning:\n\n{}", warnings.join("\n"))
@@ -241,3 +242,45 @@ fn dummy_commit_from_body(sha: &str, body: &str) -> GithubCommit {
         parents: vec![],
     }
 }
+
+#[test]
+#[rustfmt::skip]
+fn test_warning_from_warnings() {
+    assert_eq!(
+        warning_from_warnings(
+            &[
+r#"This line should NOT be intend with 4 spaces,
+but this line should!"#
+            .to_string()
+            ]
+        ),
+r#":warning: **Warning** :warning:
+
+* This line should NOT be intend with 4 spaces,
+    but this line should!"#
+    );
+
+    assert_eq!(
+        warning_from_warnings(&[
+r#"This is warning 1.
+
+Look at this list:
+ - 12
+  - 13"#
+                .to_string(),
+r#"This is warning 2.
+ - 123456789
+"#
+            .to_string()
+        ]),
+r#":warning: **Warning** :warning:
+
+* This is warning 1.
+
+    Look at this list:
+     - 12
+      - 13
+* This is warning 2.
+     - 123456789"#
+    );
+}

src/handlers/check_commits/behind_upstream.rs

@@ -29,7 +29,7 @@ pub(super) async fn behind_upstream(
             return Some(format!(
                 r"This PR is based on an upstream commit that is {} days old.
 
-    *It's recommended to update your branch according to the [rustc_dev_guide](https://rustc-dev-guide.rust-lang.org/contributing.html#keeping-your-branch-up-to-date).*",
+*It's recommended to update your branch according to the [rustc_dev_guide](https://rustc-dev-guide.rust-lang.org/contributing.html#keeping-your-branch-up-to-date).*",
                 days_old
             ));
         }

src/handlers/check_commits/issue_links.rs

@@ -21,15 +21,15 @@ pub(super) fn issue_links_in_commits(
                 .any(|i| c.commit.message.starts_with(i))
         })
         .filter(|c| LINKED_RE.is_match(&c.commit.message))
-        .map(|c| format!("    - {}\n", c.sha))
+        .map(|c| format!("- {}\n", c.sha))
         .collect::<String>();
 
     if issue_links_commits.is_empty() {
         None
     } else {
         Some(format!(
             r"There are issue links (such as `#123`) in the commit messages of the following commits.
-  *Please remove them as they will spam the issue with references to the commit.*
+*Please remove them as they will spam the issue with references to the commit.*
 {issue_links_commits}",
         ))
     }
@@ -72,8 +72,8 @@ fn test_mentions_in_commits() {
         issue_links_in_commits(&config, &commits),
         Some(
             r"There are issue links (such as `#123`) in the commit messages of the following commits.
-  *Please remove them as they will spam the issue with references to the commit.*
-    - d7daa17bc97df9377640b0d33cbd0bbeed703c3a
+*Please remove them as they will spam the issue with references to the commit.*
+- d7daa17bc97df9377640b0d33cbd0bbeed703c3a
 ".to_string()
         )
     );
@@ -87,9 +87,9 @@ fn test_mentions_in_commits() {
         issue_links_in_commits(&config, &commits),
         Some(
             r"There are issue links (such as `#123`) in the commit messages of the following commits.
-  *Please remove them as they will spam the issue with references to the commit.*
-    - d7daa17bc97df9377640b0d33cbd0bbeed703c3a
-    - 891f0916a07c215ae8173f782251422f1fea6acb
+*Please remove them as they will spam the issue with references to the commit.*
+- d7daa17bc97df9377640b0d33cbd0bbeed703c3a
+- 891f0916a07c215ae8173f782251422f1fea6acb
 ".to_string()
         )
     );

src/handlers/check_commits/no_mentions.rs

@@ -10,15 +10,15 @@ pub(super) fn mentions_in_commits(
     let mentions_commits = commits
         .into_iter()
         .filter(|c| !parser::get_mentions(&c.commit.message).is_empty())
-        .map(|c| format!("    - {}\n", c.sha))
+        .map(|c| format!("- {}\n", c.sha))
         .collect::<String>();
 
     if mentions_commits.is_empty() {
         None
     } else {
         Some(format!(
             r"There are username mentions (such as `@user`) in the commit messages of the following commits.
-  *Please remove the mentions to avoid spamming these users.*
+*Please remove the mentions to avoid spamming these users.*
 {mentions_commits}",
         ))
     }
@@ -53,8 +53,8 @@ Co-authored-by: Baz Qux <[email protected]>",
         mentions_in_commits(&NoMentionsConfig {}, &commits),
         Some(
             r"There are username mentions (such as `@user`) in the commit messages of the following commits.
-  *Please remove the mentions to avoid spamming these users.*
-    - d7daa17bc97df9377640b0d33cbd0bbeed703c3a
+*Please remove the mentions to avoid spamming these users.*
+- d7daa17bc97df9377640b0d33cbd0bbeed703c3a
 ".to_string()
         )
     );

src/handlers/check_commits/no_merges.rs

@@ -61,18 +61,18 @@ so these commits will need to be removed for this pull request to be merged.
     );
 
     for commit in commits {
-        writeln!(message, "    - {commit}").unwrap();
+        writeln!(message, "- {commit}").unwrap();
     }
 
     writeln!(
         message,
         "
-    You can start a rebase with the following commands:
-    ```shell-session
-    $ # rebase
-    $ git pull --rebase https://github.com/{repository_name}.git {default_branch}
-    $ git push --force-with-lease
-    ```"
+You can start a rebase with the following commands:
+```shell-session
+$ # rebase
+$ git pull --rebase https://github.com/{repository_name}.git {default_branch}
+$ git push --force-with-lease
+```"
     )
     .unwrap();
 
@@ -126,14 +126,14 @@ fn end_to_end() {
             unreachable!()
         };
         assert_eq!(warning, "The following commits have merge commits (commits with multiple parents) in your changes. We have a [no merge policy](https://rustc-dev-guide.rust-lang.org/git.html#no-merge-policy) so these commits will need to be removed for this pull request to be merged.
-    - 9cc6dce67c917fe5937e984f58f5003ccbb5c37e
-
-    You can start a rebase with the following commands:
-    ```shell-session
-    $ # rebase
-    $ git pull --rebase https://github.com/rust-lang/rust.git master
-    $ git push --force-with-lease
-    ```
+- 9cc6dce67c917fe5937e984f58f5003ccbb5c37e
+
+You can start a rebase with the following commands:
+```shell-session
+$ # rebase
+$ git pull --rebase https://github.com/rust-lang/rust.git master
+$ git push --force-with-lease
+```
 ");
         assert_eq!(labels, vec!["merge-commits"]);
     }