Merge pull request #5721 from MikeMcQuaid/prune-prefix

cleanup: add --prune-prefix option.

Library/Homebrew/cmd/cleanup.rb

@@ -22,6 +22,8 @@ module Homebrew
         description: "Scrub the cache, including downloads for even the latest versions. "\
                      "Note downloads for any installed formula or cask will still not be deleted. "\
                      "If you want to delete those too: `rm -rf \"$(brew --cache)\"`"
+      switch "--prune-prefix",
+        description: "Only prune the symlinks and directories from the prefix and remove no other files."
       switch :verbose
       switch :debug
     end
@@ -31,6 +33,10 @@ module Homebrew
     cleanup_args.parse
 
     cleanup = Cleanup.new(*args.remaining, dry_run: args.dry_run?, scrub: args.s?, days: args.prune&.to_i)
+    if args.prune_prefix?
+      cleanup.prune_prefix_symlinks_and_directories
+      return
+    end
 
     cleanup.clean!
 

Library/Homebrew/cmd/prune.rb

@@ -23,6 +23,6 @@ module Homebrew
   def prune
     prune_args.parse
 
-    odisabled("'brew prune'", "'brew cleanup'")
+    odisabled("'brew prune'", "'brew cleanup --prune-prefix'")
   end
 end

docs/Manpage.md

@@ -63,6 +63,8 @@ only do this for the specified formulae and casks.
   Show what would be removed, but do not actually remove anything.
 * `-s`:
   Scrub the cache, including downloads for even the latest versions. Note downloads for any installed formula or cask will still not be deleted. If you want to delete those too: `rm -rf "$(brew --cache)"`
+* `--prune-prefix`:
+  Only prune the symlinks and directories from the prefix and remove no other files.
 
 ### `command` *`cmd`*
 

manpages/brew.1

@@ -62,6 +62,10 @@ Show what would be removed, but do not actually remove anything\.
 \fB\-s\fR
 Scrub the cache, including downloads for even the latest versions\. Note downloads for any installed formula or cask will still not be deleted\. If you want to delete those too: \fBrm \-rf "$(brew \-\-cache)"\fR
 .
+.TP
+\fB\-\-prune\-prefix\fR
+Only prune the symlinks and directories from the prefix and remove no other files\.
+.
 .SS "\fBcommand\fR \fIcmd\fR"
 Display the path to the file which is used when invoking \fBbrew\fR \fIcmd\fR\.
 .