1 files changed, 13 insertions, 20 deletions
diff --git a/runtime/lua/vim/lsp/inlay_hint.lua b/runtime/lua/vim/lsp/inlay_hint.lua
index 61059180fe..f1ae9a8e9e 100644
--- a/runtime/lua/vim/lsp/inlay_hint.lua
+++ b/runtime/lua/vim/lsp/inlay_hint.lua
@@ -37,7 +37,7 @@ local augroup = api.nvim_create_augroup('vim_lsp_inlayhint', {})
 ---@param result lsp.InlayHint[]?
 ---@param ctx lsp.HandlerContext
 ---@private
-function M.on_inlayhint(err, result, ctx, _)
+function M.on_inlayhint(err, result, ctx)
   if err then
     log.error('inlayhint', err)
     return
@@ -65,37 +65,29 @@ function M.on_inlayhint(err, result, ctx, _)
   if num_unprocessed == 0 then
     client_hints[client_id] = {}
     bufstate.version = ctx.version
-    api.nvim__redraw({ buf = bufnr, valid = true })
+    api.nvim__redraw({ buf = bufnr, valid = true, flush = false })
     return
   end
 
   local lines = api.nvim_buf_get_lines(bufnr, 0, -1, false)
-  ---@param position lsp.Position
-  ---@return integer
-  local function pos_to_byte(position)
-    local col = position.character
-    if col > 0 then
-      local line = lines[position.line + 1] or ''
-      return util._str_byteindex_enc(line, col, client.offset_encoding)
-    end
-    return col
-  end
 
   for _, hint in ipairs(result) do
     local lnum = hint.position.line
-    hint.position.character = pos_to_byte(hint.position)
+    local line = lines and lines[lnum + 1] or ''
+    hint.position.character =
+      vim.str_byteindex(line, client.offset_encoding, hint.position.character, false)
     table.insert(new_lnum_hints[lnum], hint)
   end
 
   client_hints[client_id] = new_lnum_hints
   bufstate.version = ctx.version
-  api.nvim__redraw({ buf = bufnr, valid = true })
+  api.nvim__redraw({ buf = bufnr, valid = true, flush = false })
 end
 
 --- |lsp-handler| for the method `workspace/inlayHint/refresh`
 ---@param ctx lsp.HandlerContext
 ---@private
-function M.on_refresh(err, _, ctx, _)
+function M.on_refresh(err, _, ctx)
   if err then
     return vim.NIL
   end
@@ -145,7 +137,7 @@ end
 --- @return vim.lsp.inlay_hint.get.ret[]
 --- @since 12
 function M.get(filter)
-  vim.validate({ filter = { filter, 'table', true } })
+  vim.validate('filter', filter, 'table', true)
   filter = filter or {}
 
   local bufnr = filter.bufnr
@@ -223,7 +215,7 @@ local function clear(bufnr)
     end
   end
   api.nvim_buf_clear_namespace(bufnr, namespace, 0, -1)
-  api.nvim__redraw({ buf = bufnr, valid = true })
+  api.nvim__redraw({ buf = bufnr, valid = true, flush = false })
 end
 
 --- Disable inlay hints for a buffer
@@ -375,11 +367,11 @@ api.nvim_set_decoration_provider(namespace, {
 --- @return boolean
 --- @since 12
 function M.is_enabled(filter)
-  vim.validate({ filter = { filter, 'table', true } })
+  vim.validate('filter', filter, 'table', true)
   filter = filter or {}
   local bufnr = filter.bufnr
 
-  vim.validate({ bufnr = { bufnr, 'number', true } })
+  vim.validate('bufnr', bufnr, 'number', true)
   if bufnr == nil then
     return globalstate.enabled
   elseif bufnr == 0 then
@@ -406,7 +398,8 @@ end
 --- @param filter vim.lsp.inlay_hint.enable.Filter?
 --- @since 12
 function M.enable(enable, filter)
-  vim.validate({ enable = { enable, 'boolean', true }, filter = { filter, 'table', true } })
+  vim.validate('enable', enable, 'boolean', true)
+  vim.validate('filter', filter, 'table', true)
   enable = enable == nil or enable
   filter = filter or {}