internal/app: declutter and merge small files

This should make internal/app easier to work with for the upcoming params to shim.

Signed-off-by: Ophestra <cat@gensokyo.uk>

5 files changed, 16 insertions, 17 deletions

diff --git a/internal/app/paths.go b/internal/app/env.go
index 4305c665..4305c665 100644
--- a/internal/app/paths.go
+++ b/internal/app/env.go
diff --git a/internal/app/paths_test.go b/internal/app/env_test.go
index 04e21344..04e21344 100644
--- a/internal/app/paths_test.go
+++ b/internal/app/env_test.go
diff --git a/internal/app/finalise.go b/internal/app/finalise.go
index a33bcc91..d2459421 100644
--- a/internal/app/finalise.go
+++ b/internal/app/finalise.go
@@ -26,6 +26,17 @@ import (
 	"hakurei.app/system/wayland"
 )
 
+func newInt(v int) *stringPair[int] { return &stringPair[int]{v, strconv.Itoa(v)} }
+
+// stringPair stores a value and its string representation.
+type stringPair[T comparable] struct {
+	v T
+	s string
+}
+
+func (s *stringPair[T]) unwrap() T      { return s.v }
+func (s *stringPair[T]) String() string { return s.s }
+
 func newWithMessage(msg string) error { return newWithMessageError(msg, os.ErrInvalid) }
 func newWithMessageError(msg string, err error) error {
 	return &hst.AppError{Step: "finalise", Err: err, Msg: msg}
diff --git a/internal/app/path.go b/internal/app/path.go
index 56e373d9..493dfe39 100644
--- a/internal/app/path.go
+++ b/internal/app/path.go
@@ -6,6 +6,10 @@ import (
 )
 
 func deepContainsH(basepath, targpath string) (bool, error) {
+	const upper = ".." + string(filepath.Separator)
+
 	rel, err := filepath.Rel(basepath, targpath)
-	return err == nil && rel != ".." && !strings.HasPrefix(rel, string([]byte{'.', '.', filepath.Separator})), err
+	return err == nil &&
+		rel != ".." &&
+		!strings.HasPrefix(rel, upper), err
 }
diff --git a/internal/app/strings.go b/internal/app/strings.go
deleted file mode 100644
index a7fdcd46..00000000
--- a/internal/app/strings.go
+++ /dev/null
@@ -1,16 +0,0 @@
-package app
-
-import (
-	"strconv"
-)
-
-func newInt(v int) *stringPair[int] { return &stringPair[int]{v, strconv.Itoa(v)} }
-
-// stringPair stores a value and its string representation.
-type stringPair[T comparable] struct {
-	v T
-	s string
-}
-
-func (s *stringPair[T]) unwrap() T      { return s.v }
-func (s *stringPair[T]) String() string { return s.s }