From fed006456abcd46c2e85838bba02df964f198afb Mon Sep 17 00:00:00 2001
From: Nik Revenco <154856872+NikitaRevenco@users.noreply.github.com>
Date: Tue, 18 Mar 2025 03:03:48 +0000
Subject: [PATCH] refactor: rename to `blame_line`

---
 helix-term/src/commands/typed.rs |  8 ++------
 helix-vcs/src/git.rs             |  4 ++--
 helix-vcs/src/lib.rs             | 10 +++++-----
 3 files changed, 9 insertions(+), 13 deletions(-)

diff --git a/helix-term/src/commands/typed.rs b/helix-term/src/commands/typed.rs
index d41dbbd5..6a668b76 100644
--- a/helix-term/src/commands/typed.rs
+++ b/helix-term/src/commands/typed.rs
@@ -77,15 +77,11 @@ fn blame(cx: &mut compositor::Context, _args: Args, event: PromptEvent) -> anyho
 
     let (view, doc) = current_ref!(cx.editor);
     let selection = doc.selection(view.id);
-    let (from, to) = selection
-        .line_ranges(doc.text().slice(..))
-        .next()
-        .map(|(from, to)| (from as u32, to as u32))
-        .context("No selections")?;
+    let cursor_line = selection.primary().cursor(doc.text().slice(..));
     let result = cx
         .editor
         .diff_providers
-        .blame(doc.path().context("Not in a file")?, from..to)
+        .blame_line(doc.path().context("Not in a file")?, cursor_line.try_into()?)
         .inspect_err(|err| {
             log::error!("Could not get blame: {err}");
         })
diff --git a/helix-vcs/src/git.rs b/helix-vcs/src/git.rs
index 80021576..dcc30fbf 100644
--- a/helix-vcs/src/git.rs
+++ b/helix-vcs/src/git.rs
@@ -144,7 +144,7 @@ impl fmt::Display for BlameInformation {
 }
 
 /// Emulates the result of running `git blame` from the command line.
-pub fn blame(file: &Path, range: std::ops::Range<u32>) -> Result<BlameInformation> {
+pub fn blame_line(file: &Path, line: u32) -> Result<BlameInformation> {
     let repo_dir = get_repo_dir(file)?;
     let repo = open_repo(repo_dir)
         .context("failed to open git repo")?
@@ -175,7 +175,7 @@ pub fn blame(file: &Path, range: std::ops::Range<u32>) -> Result<BlameInformatio
         traverse_all_commits,
         &mut resource_cache,
         BStr::new(relative_path),
-        Some(range),
+        Some(line..line.saturating_add(0)),
     )?
     .entries
     .first()
diff --git a/helix-vcs/src/lib.rs b/helix-vcs/src/lib.rs
index abc7689f..551d81f9 100644
--- a/helix-vcs/src/lib.rs
+++ b/helix-vcs/src/lib.rs
@@ -49,14 +49,14 @@ impl DiffProviderRegistry {
             })
     }
 
-    pub fn blame(
+    pub fn blame_line(
         &self,
         file: &Path,
-        range: std::ops::Range<u32>,
+        line: u32,
     ) -> anyhow::Result<BlameInformation> {
         self.providers
             .iter()
-            .map(|provider| provider.blame(file, range.clone()))
+            .map(|provider| provider.blame_line(file, line))
             .next()
             .context("No provider found")?
     }
@@ -121,10 +121,10 @@ impl DiffProvider {
         }
     }
 
-    fn blame(&self, file: &Path, range: std::ops::Range<u32>) -> Result<BlameInformation> {
+    fn blame_line(&self, file: &Path, line: u32) -> Result<BlameInformation> {
         match self {
             #[cfg(feature = "git")]
-            Self::Git => git::blame(file, range),
+            Self::Git => git::blame_line(file, line),
             Self::None => bail!("No blame support compiled in"),
         }
     }