perf: debounce auto refresh when diagnostics get updated

folke · May 2, 2021 · 068476d · 068476d
1 parent d7c915a
commit 068476d
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Showing 2 changed files with 23 additions and 1 deletion.
diff --git a/lua/trouble/init.lua b/lua/trouble/init.lua
@@ -65,9 +65,19 @@ function Trouble.help()
     })
 end
 
+local updater = util.debounce(100, function()
+    util.debug("refresh: auto")
+    view:update({auto = true})
+end)
+
 function Trouble.refresh(opts)
     if is_open() then
-        view:update(opts)
+        if opts and opts.auto then
+            updater()
+        else
+            util.debug("refresh")
+            view:update(opts)
+        end
     elseif opts.auto and config.options.auto_open then
         local count = util.count(lsp.diagnostics())
         if count > 0 then Trouble.open(opts) end

diff --git a/lua/trouble/util.lua b/lua/trouble/util.lua
@@ -16,4 +16,16 @@ end
 function M.warn(msg) M.log(msg, "WarningMsg") end
 
 function M.debug(msg) if config.options.debug then M.log(msg) end end
+
+function M.debounce(ms, fn)
+    local timer = vim.loop.new_timer()
+    return function(...)
+        local argv = {...}
+        timer:start(ms, 0, function()
+            timer:stop()
+            vim.schedule_wrap(fn)(unpack(argv))
+        end)
+    end
+end
+
 return M