From b29031ca06181f6624687817d26599890f582879 Mon Sep 17 00:00:00 2001
From: Ophestra <cat@gensokyo.uk>
Date: Sat, 23 May 2026 13:55:17 +0900
Subject: [PATCH] internal/rosa: remove unused helpers

These are no longer needed after migration.

Signed-off-by: Ophestra <cat@gensokyo.uk>
---
 internal/rosa/busybox.go |  2 +-
 internal/rosa/cmake.go   |  4 ++--
 internal/rosa/make.go    |  2 +-
 internal/rosa/meson.go   |  2 +-
 internal/rosa/perl.go    | 22 +---------------------
 internal/rosa/python.go  | 32 +-------------------------------
 6 files changed, 7 insertions(+), 57 deletions(-)

diff --git a/internal/rosa/busybox.go b/internal/rosa/busybox.go
index 32d903a6..923f25ef 100644
--- a/internal/rosa/busybox.go
+++ b/internal/rosa/busybox.go
@@ -26,7 +26,7 @@ func (a busyboxBin) Params(*pkg.IContext) {}
 // IsExclusive returns false: Cure performs a trivial filesystem write.
 func (busyboxBin) IsExclusive() bool { return false }
 
-// Dependencies returns the underlying busybox [pkg.File].
+// Dependencies returns the underlying busybox [pkg.FileArtifact].
 func (a busyboxBin) Dependencies() []pkg.Artifact {
 	return []pkg.Artifact{a.bin}
 }
diff --git a/internal/rosa/cmake.go b/internal/rosa/cmake.go
index 127423d1..83acad60 100644
--- a/internal/rosa/cmake.go
+++ b/internal/rosa/cmake.go
@@ -11,7 +11,7 @@ var (
 	_ninja = H("ninja")
 )
 
-// CMakeHelper is the [CMake] build system helper.
+// CMakeHelper builds and tests a CMake project with specified CACHE entries.
 type CMakeHelper struct {
 	// Path elements joined with source.
 	Append []string
@@ -34,7 +34,7 @@ type CMakeHelper struct {
 
 var _ Helper = new(CMakeHelper)
 
-// extra returns a hardcoded slice of [CMake] and [Ninja].
+// extra returns the cmake handle alongside either ninja or make.
 func (attr *CMakeHelper) extra(int) P {
 	if attr != nil && attr.Make {
 		return P{_cmake, _make}
diff --git a/internal/rosa/make.go b/internal/rosa/make.go
index a3e3d8e3..d6f1f0b9 100644
--- a/internal/rosa/make.go
+++ b/internal/rosa/make.go
@@ -7,7 +7,7 @@ import (
 
 var _make = H("make")
 
-// MakeHelper is the [Make] build system helper.
+// MakeHelper wraps the make program and its surrounding build system.
 type MakeHelper struct {
 	// Do not include default extras.
 	OmitDefaults bool
diff --git a/internal/rosa/meson.go b/internal/rosa/meson.go
index 4ee126e4..003b32cd 100644
--- a/internal/rosa/meson.go
+++ b/internal/rosa/meson.go
@@ -7,7 +7,7 @@ import (
 
 var _meson = H("meson")
 
-// MesonHelper is the [Meson] build system helper.
+// MesonHelper builds and tests a meson project.
 type MesonHelper struct {
 	// Runs after setup.
 	ScriptCompileEarly string
diff --git a/internal/rosa/perl.go b/internal/rosa/perl.go
index aa0c817b..3a9f56ac 100644
--- a/internal/rosa/perl.go
+++ b/internal/rosa/perl.go
@@ -1,14 +1,8 @@
 package rosa
 
-import (
-	"slices"
-
-	"hakurei.app/internal/pkg"
-)
-
 var _perl = H("perl")
 
-// MakeMakerHelper is the [Perl] MakeMaker helper.
+// MakeMakerHelper builds projects using the included MakeMaker script.
 type MakeMakerHelper struct {
 	// Whether to skip the check target.
 	SkipCheck bool
@@ -49,17 +43,3 @@ make \
 	script += "make DESTDIR=/work install\n"
 	return script
 }
-
-// newViaPerlMakeMaker installs a perl module via Makefile.PL.
-func (t Toolchain) newViaPerlMakeMaker(
-	name, version string,
-	source pkg.Artifact,
-	patches []KV,
-	extra ...ArtifactH,
-) pkg.Artifact {
-	return t.NewPackage("perl-"+name, version, source, &PackageAttr{
-		Patches: patches,
-	}, (*MakeMakerHelper)(nil), slices.Concat(extra, P{
-		_perl,
-	})...)
-}
diff --git a/internal/rosa/python.go b/internal/rosa/python.go
index d868efe3..3ebc1e08 100644
--- a/internal/rosa/python.go
+++ b/internal/rosa/python.go
@@ -1,17 +1,11 @@
 package rosa
 
-import (
-	"slices"
-
-	"hakurei.app/internal/pkg"
-)
-
 var (
 	_python       = H("python")
 	_pythonPyTest = H("python-pytest")
 )
 
-// PipHelper is the [Python] pip packaging helper.
+// PipHelper installs python packages from source using pip.
 type PipHelper struct {
 	// Path elements joined with source.
 	Append []string
@@ -94,27 +88,3 @@ pip3 install \
 	'` + sourcePath.String() + `'
 ` + script
 }
-
-// newPythonPackage registers a new [Python] package.
-func (s *S) newPythonPackage(
-	name string, id int, description, website, version string,
-	source pkg.Artifact, attrP *PackageAttr, attr *PipHelper,
-	build P, extra ...ArtifactH,
-) {
-	name = "python-" + name
-	s.MustRegister(name, func(t Toolchain) (*Metadata, pkg.Artifact) {
-		return &Metadata{
-				Name:        name,
-				Description: description,
-				Website:     website,
-				Version:     version,
-
-				Dependencies: slices.Concat(P{_python}, extra),
-
-				ID: id,
-			}, t.NewPackage(name, version, source, attrP, attr, slices.Concat(
-				extra,
-				build,
-			)...)
-	})
-}