fix(status): open unmerged files from status view

lua/git/status_view.lua

@@ -289,6 +289,11 @@ local function newer_pane(s, row)
     if row.section == "untracked" then
         return worktree_pane(s.repo, entry.path)
     end
+    if row.section == "unmerged" then
+        if vim.uv.fs_stat(vim.fs.joinpath(s.repo.worktree, entry.path)) then
+            return worktree_pane(s.repo, entry.path)
+        end
+    end
     return nil
 end
 

test/git/status_view_test.lua

@@ -98,6 +98,46 @@ local function setup_sidebar_with_unstaged_file(
     return sidebar_win, entry_line
 end
 
+---@param file_path string
+---@return string repo
+---@return integer sidebar_win
+---@return integer entry_line
+local function setup_sidebar_with_unmerged_file(file_path)
+    local repo = h.make_repo({ [file_path] = "base\n" })
+    h.git(repo, "checkout", "-q", "-b", "side")
+    t.write(repo, file_path, "theirs\n")
+    h.git(repo, "commit", "-q", "-am", "side")
+    h.git(repo, "checkout", "-q", "main")
+    t.write(repo, file_path, "ours\n")
+    h.git(repo, "commit", "-q", "-am", "main")
+    local merge = vim.system({ "git", "merge", "side" }, {
+        cwd = repo,
+        text = true,
+    }):wait()
+    t.truthy(merge.code ~= 0, "merge should leave a conflict")
+
+    vim.cmd("cd " .. repo)
+    require("git.status_view").open({ placement = "sidebar" })
+    local sidebar_buf, sidebar_win = find_sidebar()
+    assert(sidebar_buf, "sidebar buffer should exist")
+    assert(sidebar_win, "sidebar window should exist")
+
+    local r = assert(
+        require("git.core.repo").find(vim.fn.getcwd()),
+        "repo should resolve for the test worktree"
+    )
+    r:refresh()
+    t.wait_for(function()
+        return r.status and #r.status:rows("unmerged") > 0
+    end, "git status to report unmerged changes")
+
+    local entry_line = assert(
+        find_line(sidebar_buf, vim.pesc(file_path) .. "$"),
+        file_path .. " should appear in sidebar"
+    )
+    return repo, sidebar_win, entry_line
+end
+
 t.test("stage with diff open: sidebar cursor stays put", function()
     install_cursor_restore_autocmd()
     local sidebar_win, line = setup_sidebar_with_unstaged_file(
@@ -128,6 +168,30 @@ t.test("stage with diff open: sidebar cursor stays put", function()
     )
 end)
 
+t.test(
+    "<CR> on an unmerged entry opens the conflicted worktree file",
+    function()
+        local repo, sidebar_win, line =
+            setup_sidebar_with_unmerged_file("foo.txt")
+
+        vim.api.nvim_set_current_win(sidebar_win)
+        vim.api.nvim_win_set_cursor(sidebar_win, { line, 0 })
+        t.press("<CR>")
+        t.wait_for(function()
+            return vim.api.nvim_buf_get_name(0)
+                == vim.fs.joinpath(repo, "foo.txt")
+        end, "conflicted worktree file to open")
+
+        t.eq(vim.api.nvim_buf_get_lines(0, 0, -1, false), {
+            "<<<<<<< HEAD",
+            "ours",
+            "=======",
+            "theirs",
+            ">>>>>>> side",
+        }, "opened buffer should show conflict markers from the worktree")
+    end
+)
+
 t.test(
     "stage with diff open: diff foldmethod is preserved on refresh",
     function()