feat(ts-standard): Add ts-standard linter

README.md

@@ -18,9 +18,9 @@ results.
 
 ## Installation
 
-- Requires Neovim >= 0.9.5
-- `nvim-lint` is a regular plugin and can be installed via the `:h packages`
-  mechanism or via a plugin manager.
+-   Requires Neovim >= 0.9.5
+-   `nvim-lint` is a regular plugin and can be installed via the `:h packages`
+    mechanism or via a plugin manager.
 
 For example:
 
@@ -30,9 +30,8 @@ git clone \
     ~/.config/nvim/pack/plugins/start/nvim-lint
 ```
 
-- If using [vim-plug][3]: `Plug 'mfussenegger/nvim-lint'`
-- If using [packer.nvim][4]: `use 'mfussenegger/nvim-lint'`
-
+-   If using [vim-plug][3]: `Plug 'mfussenegger/nvim-lint'`
+-   If using [packer.nvim][4]: `use 'mfussenegger/nvim-lint'`
 
 ## Usage
 
@@ -71,11 +70,9 @@ Some linters require a file to be saved to disk, others support linting `stdin`
 input. For such linters you could also define a more aggressive autocmd, for
 example on the `InsertLeave` or `TextChanged` events.
 
-
 If you want to customize how the diagnostics are displayed, read `:help
 vim.diagnostic.config`.
 
-
 ## Available Linters
 
 There is a generic linter called `compiler` that uses the `makeprg` and
@@ -203,6 +200,7 @@ Other dedicated linters that are built-in are:
 | [sphinx-lint][sphinx-lint]             | `sphinx-lint`          |
 | [sqlfluff][sqlfluff]                   | `sqlfluff`             |
 | [standardjs][standardjs]               | `standardjs`           |
+| [ts-standard][ts-standard]             | `ts-standard`          |
 | [StandardRB][27]                       | `standardrb`           |
 | [statix check][33]                     | `statix`               |
 | [stylelint][29]                        | `stylelint`            |
@@ -232,7 +230,6 @@ Other dedicated linters that are built-in are:
 You can register custom linters by adding them to the `linters` table, but
 please consider contributing a linter if it is missing.
 
-
 ```lua
 require('lint').linters.your_linter_name = {
   cmd = 'linter_cmd',
@@ -252,10 +249,9 @@ generate some of the properties.
 
 `your_parse_function` can be a function which takes three arguments:
 
-- `output`
-- `bufnr`
-- `linter_cwd`
-
+-   `output`
+-   `bufnr`
+-   `linter_cwd`
 
 The `output` is the output generated by the linter command.
 The function must return a list of diagnostics as specified in `:help
@@ -283,7 +279,6 @@ parser = require('lint.parser').from_errorformat(errorformat)
 
 The function takes two arguments: `errorformat` and `skeleton` (optional).
 
-
 ### from_pattern
 
 Creates a parser function from a pattern.
@@ -296,26 +291,25 @@ parser = require('lint.parser').from_pattern(pattern, groups, severity_map, defa
 
 The function allows to parse the linter's output using a pattern which can be either:
 
-- A Lua pattern. See `:help lua-patterns`.
-- A LPEG pattern object. See `:help vim.lpeg`.
-- A function (`fun(line: string):string[]`). It takes one parameter - a line
-  from the linter output and must return a string array with the matches. The
-  array should be empty if there was no match.
-
+-   A Lua pattern. See `:help lua-patterns`.
+-   A LPEG pattern object. See `:help vim.lpeg`.
+-   A function (`fun(line: string):string[]`). It takes one parameter - a line
+    from the linter output and must return a string array with the matches. The
+    array should be empty if there was no match.
 
 ### groups
 
 The groups specify the result format of the pattern.
 Available groups:
 
-- `lnum`
-- `end_lnum`
-- `col`
-- `end_col`
-- `message`
-- `file`
-- `severity`
-- `code`
+-   `lnum`
+-   `end_lnum`
+-   `col`
+-   `end_col`
+-   `message`
+-   `file`
+-   `severity`
+-   `code`
 
 The order of the groups must match the order of the captures within the pattern.
 An example:
@@ -331,7 +325,7 @@ The captures in the pattern correspond to the group at the same position.
 
 A mapping from severity codes to diagnostic codes
 
-``` lua
+```lua
 default_severity = {
 ['error'] = vim.diagnostic.severity.ERROR,
 ['warning'] = vim.diagnostic.severity.WARN,
@@ -352,11 +346,10 @@ defaults = {["source"] = "mylint-name"}
 
 Additional options
 
-- `lnum_offset`: Added to `lnum`. Defaults to 0
-- `end_lnum_offset`: Added to `end_lnum`. Defaults to 0
-- `end_col_offset`: offset added to `end_col`. Defaults to `-1`, assuming
-  that the end-column position is exclusive.
-
+-   `lnum_offset`: Added to `lnum`. Defaults to 0
+-   `end_lnum_offset`: Added to `end_lnum`. Defaults to 0
+-   `end_col_offset`: offset added to `end_col`. Defaults to `-1`, assuming
+    that the end-column position is exclusive.
 
 ## Customize built-in linters
 
@@ -383,7 +376,6 @@ lint.linters.cspell = require("lint.util").wrap(lint.linters.cspell, function(di
 end)
 ```
 
-
 ## Display configuration
 
 See `:help vim.diagnostic.config`.
@@ -396,7 +388,6 @@ local ns = require("lint").get_namespace("my_linter_name")
 vim.diagnostic.config({ virtual_text = true }, ns)
 ```
 
-
 ## Get the current running linters for your buffer
 
 You can see which linters are running with `require("lint").get_running()`.
@@ -412,17 +403,14 @@ local lint_progress = function()
 end
 ```
 
-
 ## Alternatives
 
-- [Ale][1]
-- [efm-langserver][6]
-- [diagnostic-languageserver][7]
-
+-   [Ale][1]
+-   [efm-langserver][6]
+-   [diagnostic-languageserver][7]
 
 ## Development ☢️
 
-
 ### Run tests
 
 Running tests requires [busted][busted].
@@ -541,6 +529,7 @@ busted tests/
 [ec]: https://github.com/editorconfig-checker/editorconfig-checker
 [deno]: https://github.com/denoland/deno
 [standardjs]: https://standardjs.com/
+[ts-standard]: https://github.com/standard/ts-standard
 [biomejs]: https://github.com/biomejs/biome
 [commitlint]: https://commitlint.js.org
 [alex]: https://alexjs.com/

lua/lint/linters/ts-standard.lua

@@ -0,0 +1,18 @@
+local binary_name = "ts-standard"
+local pattern = "[^:]+:(%d+):(%d+):([^%.]+%.?)%s%(([%a-]+)%)%s?%(?(%a*)%)?"
+local groups = { "lnum", "col", "message", "code", "severity" }
+local severities = {
+  [""] = vim.diagnostic.severity.ERROR,
+  ["warning"] = vim.diagnostic.severity.WARN,
+}
+
+return {
+  cmd = function()
+    local local_binary = vim.fn.fnamemodify("./node_modules/.bin/" .. binary_name, ":p")
+    return vim.loop.fs_stat(local_binary) and local_binary or binary_name
+  end,
+  stdin = true,
+  args = { "--stdin" },
+  ignore_exitcode = true,
+  parser = require("lint.parser").from_pattern(pattern, groups, severities, { ["source"] = "ts-standard" }, {}),
+}