fix: rename awk formatter to gawk (#589)

* rename awk to gawk

* reintroduce awk formatter for backward compatibility

* use original command, awk, in awk.lua instead of gawk

---------

Co-authored-by: Fredrik Foss-Indrehus <[email protected]>

Author: Fredrik Foss-Indrehus

README.md

@@ -188,7 +188,7 @@ You can view this list in vim with `:help conform-formatters`
 - [autocorrect](https://github.com/huacnlee/autocorrect) - A linter and formatter to help you to improve copywriting, correct spaces, words, and punctuations between CJK.
 - [autoflake](https://github.com/PyCQA/autoflake) - Removes unused imports and unused variables as reported by pyflakes.
 - [autopep8](https://github.com/hhatto/autopep8) - A tool that automatically formats Python code to conform to the PEP 8 style guide.
-- [awk](https://www.gnu.org/software/gawk/manual/gawk.html) - Format awk programs with awk
+- [gawk](https://www.gnu.org/software/gawk/manual/gawk.html) - Format awk programs with gawk.
 - [bean-format](https://beancount.github.io/docs/running_beancount_and_generating_reports.html#bean-format) - Reformat Beancount files to right-align all the numbers at the same, minimal column.
 - [beautysh](https://github.com/lovesegfault/beautysh) - A Bash beautifier for the masses.
 - [bibtex-tidy](https://github.com/FlamingTempura/bibtex-tidy) - Cleaner and Formatter for BibTeX files.

doc/conform.txt

@@ -263,7 +263,7 @@ FORMATTERS                                                    *conform-formatter
             pyflakes.
 `autopep8` - A tool that automatically formats Python code to conform to the PEP
            8 style guide.
-`awk` - Format awk programs with awk
+`gawk` - Format awk programs with gawk.
 `bean-format` - Reformat Beancount files to right-align all the numbers at the
               same, minimal column.
 `beautysh` - A Bash beautifier for the masses.

lua/conform/formatters/awk.lua

@@ -2,7 +2,8 @@
 return {
   meta = {
     url = "https://www.gnu.org/software/gawk/manual/gawk.html",
-    description = "Format awk programs with awk",
+    description = "Format awk programs with gawk.",
+    deprecated = true,
   },
   command = "awk",
   args = { "-f", "-", "-o-" },

lua/conform/formatters/gawk.lua

@@ -0,0 +1,9 @@
+---@type conform.FileFormatterConfig
+return {
+  meta = {
+    url = "https://www.gnu.org/software/gawk/manual/gawk.html",
+    description = "Format awk programs with gawk.",
+  },
+  command = "gawk",
+  args = { "-f", "-", "-o-" },
+}