fix(coc-diagnostic): Add necessary checks (#594)

2021-08-28 14:56:24 +08:00
parent 34e70ec69e
commit a89a0833da
1 changed files with 6 additions and 1 deletions
--- a/lua/nvim-tree/diagnostics.lua
+++ b/lua/nvim-tree/diagnostics.lua
@@ -60,10 +60,15 @@ local function from_coc()
    return {}
  end

+  local diagnostic_list = vim.fn.CocAction("diagnosticList")
+  if type(diagnostic_list) ~='table' or vim.tbl_isempty(diagnostic_list) then
+    return {}
+  end
+
  local buffer_severity = {}
  local diagnostics = {}

-  for _, diagnostic in ipairs(vim.fn.CocAction("diagnosticList")) do
+  for _, diagnostic in ipairs(diagnostic_list) do
    local bufname = diagnostic.file
    local severity = severity_levels[diagnostic.severity]