feat:resharper

README.md

@@ -209,6 +209,7 @@ Other dedicated linters that are built-in are:
 | [quick-lint-js][quick-lint-js]         | `quick-lint-js`        |
 | [redocly][redocly]                     | `redolcy`              |
 | [regal][regal]                         | `regal`                |
+| [resharper][resharper] (*)             | `resharper`            |
 | [Revive][14]                           | `revive`               |
 | [rflint][rflint]                       | `rflint`               |
 | [robocop][robocop]                     | `robocop`              |
@@ -262,6 +263,8 @@ Other dedicated linters that are built-in are:
 | [zlint][zlint]                         | `zlint`                |
 | [zsh][zsh]                             | `zsh`                  |
 
+(*) resharper requires version 2025.2 or newer of command line tools (earlier versions don't support stdout)
+
 ## Custom Linters
 
 You can register custom linters by adding them to the `linters` table, but
@@ -641,6 +644,7 @@ vimcats -t -f lua/lint.lua lua/lint/parser.lua > doc/lint.txt
 [opa_check]: https://www.openpolicyagent.org/
 [oxlint]: https://oxc-project.github.io/
 [regal]: https://github.com/StyraInc/regal
+[resharper]: https://www.jetbrains.com/help/resharper/ReSharper_Command_Line_Tools.html
 [vala-lint]: https://github.com/vala-lang/vala-lint
 [systemdlint]: https://github.com/priv-kweihmann/systemdlint
 [htmlhint]: https://htmlhint.com/

lua/lint/linters/resharper.lua

@@ -0,0 +1,60 @@
+local function find_upward(extension)
+  local dir = vim.fn.getcwd()
+  while dir and dir ~= "/" do
+    local files = vim.fn.globpath(dir, "*" .. extension, false, true)
+    if not vim.tbl_isempty(files) then
+      return files[1]
+    end
+    dir = vim.fn.fnamemodify(dir, ":h")
+  end
+  return nil
+end
+
+return function()
+  local root_file = find_upward(".sln")
+  if not root_file then
+    root_file = find_upward(".csproj")
+  end
+
+  if not root_file then
+    vim.notify("No solution file or csproj found in parent directories", vim.log.levels.WARN)
+    return {}
+  end
+
+  local current_buffer = vim.api.nvim_get_current_buf()
+  local filepath = vim.api.nvim_buf_get_name(current_buffer)
+
+  if filepath == "" then
+    vim.notify("Current buffer has no file associated", vim.log.levels.WARN)
+    return {}
+  end
+
+  local solution_directory = vim.fn.fnamemodify(root_file, ":h")
+
+  local relative_filepath = filepath:sub(#solution_directory + 2)
+  local cache_directory = vim.fn.stdpath("cache") .. "/nvim-lint-resharper"
+
+  -- Ensure cache directory exists
+  vim.fn.mkdir(cache_directory, "p")
+
+  return {
+    cmd = "jb",
+    stdin = false,
+    append_fname = false,
+    args = {
+      "inspectcode",
+      "--no-swea",
+      "--no-build",
+      "--jobs=0",
+      "--severity=INFO",
+      "--output=-",
+      "--absolute-paths",
+      "--include=" .. relative_filepath,
+      "--caches-home=" .. cache_directory,
+      root_file,
+    },
+    stream = nil,
+    ignore_exitcode = true,
+    parser = require("lint.parser").for_sarif(),
+  }
+end