fix: trigger GitSignsUpdate autocmd more often

Resolves #831 #832

doc/gitsigns.txt

@@ -1167,8 +1167,8 @@ like so: >lua
 
     vim.api.nvim_create_autocmd('User', {
       pattern = 'GitSignsUpdate',
-      callback = function()
-        print(os.time() .. ' Gitsigns made an update')
+      callback = function(args)
+        print(os.time(), ' Gitsigns made an update on ', args.data.buffer)
       end
     })
 

etc/doc_template.txt

@@ -171,8 +171,8 @@ like so: >lua
 
     vim.api.nvim_create_autocmd('User', {
       pattern = 'GitSignsUpdate',
-      callback = function()
-        print(os.time() .. ' Gitsigns made an update')
+      callback = function(args)
+        print(os.time(), ' Gitsigns made an update on ', args.data.buffer)
       end
     })
 

lua/gitsigns.lua

@@ -57,6 +57,12 @@ local function update_cwd_head()
   end
 
   async.scheduler()
+
+  api.nvim_exec_autocmds('User', {
+    pattern = 'GitSignsUpdate',
+    modeline = false,
+  })
+
   vim.g.gitsigns_head = head
 
   if not gitdir then

lua/gitsigns/manager.lua

@@ -521,16 +521,11 @@ M.update = throttle_by_id(function(bufnr)
     update_show_deleted(bufnr)
     bcache.force_next_update = false
 
-    api.nvim_exec_autocmds('User', {
-      pattern = 'GitSignsUpdate',
-      modeline = false,
-    })
+    local summary = gs_hunks.get_summary(bcache.hunks)
+    summary.head = git_obj.repo.abbrev_head
+    Status:update(bufnr, summary)
   end
 
-  local summary = gs_hunks.get_summary(bcache.hunks)
-  summary.head = git_obj.repo.abbrev_head
-  Status:update(bufnr, summary)
-
   update_cnt = update_cnt + 1
 
   dprintf('updates: %s, jobs: %s', update_cnt, system.job_cnt)

lua/gitsigns/status.lua

@@ -10,6 +10,15 @@ local api = vim.api
 
 local M = {}
 
+--- @param bufnr integer
+local function autocmd_update(bufnr)
+  api.nvim_exec_autocmds('User', {
+    pattern = 'GitSignsUpdate',
+    modeline = false,
+    data = { buffer = bufnr },
+  })
+end
+
 --- @param bufnr integer
 --- @param status Gitsigns.StatusObj
 function M:update(bufnr, status)
@@ -26,6 +35,8 @@ function M:update(bufnr, status)
   local config = require('gitsigns.config').config
 
   vim.b[bufnr].gitsigns_status = config.status_formatter(status)
+
+  autocmd_update(bufnr)
 end
 
 function M:clear(bufnr)
@@ -35,10 +46,7 @@ function M:clear(bufnr)
   vim.b[bufnr].gitsigns_head = nil
   vim.b[bufnr].gitsigns_status_dict = nil
   vim.b[bufnr].gitsigns_status = nil
-end
-
-function M:clear_diff(bufnr)
-  self:update(bufnr, { added = 0, removed = 0, changed = 0 })
+  autocmd_update(bufnr)
 end
 
 return M

test/actions_spec.lua

@@ -254,20 +254,19 @@ describe('actions', function()
       eq(pos, helpers.api.nvim_win_get_cursor(0))
     end
 
-    check_cursor({6,0})
+    check_cursor({ 6, 0 })
     command('Gitsigns next_hunk') -- Wrap
-    check_cursor({1,0})
+    check_cursor({ 1, 0 })
     command('Gitsigns next_hunk')
-    check_cursor({4,0})
+    check_cursor({ 4, 0 })
     command('Gitsigns next_hunk')
-    check_cursor({6,0})
+    check_cursor({ 6, 0 })
 
     command('Gitsigns prev_hunk')
-    check_cursor({4,0})
+    check_cursor({ 4, 0 })
     command('Gitsigns prev_hunk')
-    check_cursor({1,0})
+    check_cursor({ 1, 0 })
     command('Gitsigns prev_hunk') -- Wrap
-    check_cursor({6,0})
-
+    check_cursor({ 6, 0 })
   end)
 end)