Merge pull request #290 from otavioschwanck/feat/redraw-tabline

feat: redraw tabline

lua/harpoon/mark.lua

@@ -11,10 +11,17 @@ local callbacks = {}
 -- need one event emitted
 local function emit_changed()
     log.trace("_emit_changed()")
-    if harpoon.get_global_settings().save_on_change then
+
+    local global_settings = harpoon.get_global_settings()
+
+    if global_settings.save_on_change then
         harpoon.save()
     end
 
+    if global_settings.tabline then
+        vim.cmd("redrawt")
+    end
+
     if not callbacks["changed"] then
         log.trace("_emit_changed(): no callbacks for 'changed', returning")
         return

lua/harpoon/tabline.lua

@@ -32,14 +32,22 @@ end
 
 function M.setup(opts)
     function _G.tabline()
-        local original_tabs = require('harpoon').get_mark_config().marks
-        local tabs = shorten_filenames(original_tabs)
+        local tabs = shorten_filenames(require('harpoon').get_mark_config().marks)
         local tabline = ''
 
-        for i, tab in ipairs(original_tabs) do
-            local is_current = string.match(vim.fn.bufname(), tab.filename) or vim.fn.bufname() == tab.filename
+        local index = require('harpoon.mark').get_index_of(vim.fn.bufname())
 
-            local label = tabs[i].filename
+        for i, tab in ipairs(tabs) do
+            local is_current = i == index
+
+            local label
+
+            if tab.filename == "" or tab.filename == "(empty)" then
+                label = "(empty)"
+                is_current = false
+            else
+                label = tab.filename
+            end
 
 
             if is_current then
@@ -51,6 +59,7 @@ function M.setup(opts)
             end
 
             tabline = tabline .. label .. (opts.tabline_suffix or '   ') .. '%*'
+
             if i < #tabs then
                 tabline = tabline .. '%T'
             end