rock: override built-in checks

The ability to override built-in modules was introduced with [1].
After [1], checks is embedded to the core Tarantool. The ability to
override them with installed rock will make it possible to use old
Tarantool with new checks.

1. tarantool/tarantool#7774
2. tarantool/tarantool#7726

.github/workflows/packaging.yml

@@ -23,9 +23,7 @@ jobs:
         with:
           module-name: checks
           version-pre-extraction-hook: |
-            local rock_utils = require('test.rock_utils')
-            rock_utils.remove_builtin('checks')
-            rock_utils.assert_nonbuiltin('checks')
+            require('test.rock_utils').assert_nonbuiltin('checks')
 
   package:
     # Skip pull request jobs when the source branch is in the same

.github/workflows/push_rockspec.yml

@@ -24,9 +24,7 @@ jobs:
         with:
           module-name: checks
           version-pre-extraction-hook: |
-            local rock_utils = require('test.rock_utils')
-            rock_utils.remove_builtin('checks')
-            rock_utils.assert_nonbuiltin('checks')
+            require('test.rock_utils').assert_nonbuiltin('checks')
 
   push-scm-rockspec:
     runs-on: [ ubuntu-20.04 ]

checks-scm-1.rockspec

@@ -25,6 +25,9 @@ build = {
     modules = {
         ['checks'] = 'checks.lua',
         ['checks.version'] = 'checks/version.lua',
+
+        ['override.checks'] = 'checks.lua',
+        ['override.checks.version'] = 'checks/version.lua',
     }
 }
 

debian/tarantool-checks.install

@@ -1,2 +1,4 @@
 checks.lua usr/share/tarantool/
 checks usr/share/tarantool/
+checks.lua usr/share/tarantool/override
+checks usr/share/tarantool/override

rpm/tarantool-checks.spec

@@ -22,10 +22,13 @@ Easy, terse, readable and fast function arguments type checking.
 mkdir -p %{br_luapkgdir}
 cp -av checks.lua %{br_luapkgdir}
 cp -rv checks %{br_luapkgdir}
+cp -av checks.lua %{br_luapkgdir}/override
+cp -rv checks %{br_luapkgdir}/override
 
 %files
 %{luapkgdir}/checks.lua
 %{luapkgdir}/checks
+%{luapkgdir}/override
 %doc README.md
 %{!?_licensedir:%global license %doc}
 %license LICENSE

test/helper.lua

@@ -1,4 +1,2 @@
--- Clean up built-in checks to run tests with repository module.
-local rock_utils = require('test.rock_utils')
-rock_utils.remove_builtin('checks')
-rock_utils.assert_nonbuiltin('checks')
+-- Override should be preferred over built-in.
+require('test.rock_utils').assert_nonbuiltin('checks')