neovim

commit cbbda3bcd77595eeabcc0fb70cee513e473833e6
parent f959753e5cbc3500fedcf0de25acff0ce72e8b7f
Author: Gregory Anders <8965202+gpanders@users.noreply.github.com>
Date:   Mon,  5 Jun 2023 11:53:13 -0500

fix(editorconfig): check that buffer is valid (#23922)

Fixes: https://github.com/neovim/neovim/issues/23921
Diffstat:
M
runtime/lua/editorconfig.lua
 | 
4
++++
M
test/functional/plugin/editorconfig_spec.lua
 | 
12
++++++++++++

2 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/runtime/lua/editorconfig.lua b/runtime/lua/editorconfig.lua
@@ -208,6 +208,10 @@ end
 ---@private
 function M.config(bufnr)
   bufnr = bufnr or vim.api.nvim_get_current_buf()
+  if not vim.api.nvim_buf_is_valid(bufnr) then
+    return
+  end
+
   local path = vim.fs.normalize(vim.api.nvim_buf_get_name(bufnr))
   if vim.bo[bufnr].buftype ~= '' or not vim.bo[bufnr].modifiable or path == '' then
     return
diff --git a/test/functional/plugin/editorconfig_spec.lua b/test/functional/plugin/editorconfig_spec.lua
@@ -5,6 +5,7 @@ local eq = helpers.eq
 local pathsep = helpers.get_pathsep()
 local funcs = helpers.funcs
 local meths = helpers.meths
+local exec_lua = helpers.exec_lua
 
 local testdir = 'Xtest-editorconfig'
 
@@ -206,4 +207,15 @@ But not this one
     test_case('3_space.txt', { shiftwidth = 42 })
     test_case('4_space.py', { shiftwidth = 4 })
   end)
+
+  it('does not operate on invalid buffers', function()
+    local ok, err = unpack(exec_lua([[
+      vim.cmd.edit('test.txt')
+      local bufnr = vim.api.nvim_get_current_buf()
+      vim.cmd.bwipeout(bufnr)
+      return {pcall(require('editorconfig').config, bufnr)}
+    ]]))
+
+    eq(true, ok, err)
+  end)
 end)