initial work on getting lua setup working

1 files changed, 34 insertions, 0 deletions

diff --git a/lua/nvimlintconf.lua b/lua/nvimlintconf.lua
new file mode 100644
index 0000000..026ebe1
--- /dev/null
+++ b/lua/nvimlintconf.lua
@@ -0,0 +1,34 @@
+local null_ls = require("null-ls")
+local helpers = require("null-ls.helpers")
+
+local blacklint = {
+    method = null_ls.methods.DIAGNOSTICS,
+    filetypes = { "python" },
+    -- null_ls.generator creates an async source
+    -- that spawns the command with the given arguments and options
+    generator = null_ls.generator({
+        command = "black",
+        args = { "--stdin" },
+        to_stdin = true,
+        from_stderr = true,
+        -- choose an output format (raw, json, or line)
+        format = "line",
+        check_exit_code = function(code)
+            return code <= 1
+        end,
+        -- use helpers to parse the output from string matchers,
+        -- or parse it manually with a function
+        on_output = helpers.diagnostics.from_patterns({
+            {
+                pattern = [[:(%d+):(%d+) [%w-/]+ (.*)]],
+                groups = { "row", "col", "message" },
+            },
+            {
+                pattern = [[:(%d+) [%w-/]+ (.*)]],
+                groups = { "row", "message" },
+            },
+        }),
+    }),
+}
+
+null_ls.register(blacklint)