Make collectgarbage arguments optional (#287) (#300)

* Make collectgarbage arguments optional * Update changelog * Fix change log * Fix change log
Kampfkarren · Oct 2, 2021 · a189bf3 · a189bf3
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -6,6 +6,9 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 - Fixed display style option triggering `ArgumentConflict` when using quiet option. [(#288)](https://github.com/Kampfkarren/selene/issues/288)
 - `bad_string_escape` now correctly handles escapes of the shape `\1a` (one or two numbers followed by a hex digit). (#292)[https://github.com/Kampfkarren/selene/issues/292]
 
+### Changed
+- Arguments of `collectgarbage` now considered to be optional. [(#287)](https://github.com/Kampfkarren/selene/issues/287)
+
 ## [0.14.0] - 2021-07-07
 ### Added
 - Added `task` library to Roblox standard library.

diff --git a/selene-lib/default_std/lua51.toml b/selene-lib/default_std/lua51.toml
@@ -27,6 +27,7 @@ type = [
     "step",
     "stop",
 ]
+required = false
 
 [[dofile.args]]
 type = "string"

diff --git a/selene-lib/tests/lints/standard_library/constants.lua b/selene-lib/tests/lints/standard_library/constants.lua
@@ -5,3 +5,5 @@ collectgarbage("doge")
 collectgarbage(1)
 
 collectgarbage("coun" .. "t")
+
+collectgarbage()