Overwrite broken symlinks with --overwrite

Closes #19480.

Signed-off-by: Misty De Meo <mistydemeo@gmail.com>

1 files changed, 14 insertions, 1 deletions

diff --git a/Library/Homebrew/extend/pathname.rb b/Library/Homebrew/extend/pathname.rb
index ef7dcea99..25bb1e537 100644
--- a/Library/Homebrew/extend/pathname.rb
+++ b/Library/Homebrew/extend/pathname.rb
@@ -264,7 +264,20 @@ class Pathname
           raise <<-EOS.undent
             Could not symlink file: #{src.expand_path}
             Target #{self} already exists. You may need to delete it.
-            To force the link and delete this file, do:
+            To force the link and overwrite all other conflicting files, do:
+              brew link --overwrite formula_name
+
+            To list all files that would be deleted:
+              brew link --overwrite --dry-run formula_name
+            EOS
+        # #exist? will return false for symlinks whose target doesn't exist
+        elsif self.symlink?
+          raise <<-EOS.undent
+            Could not symlink file: #{src.expand_path}
+            Target #{self} already exists as a symlink to #{readlink}.
+            If this file is from another formula, you may need to
+            `brew unlink` it. Otherwise, you may want to delete it.
+            To force the link and overwrite all other conflicting files, do:
               brew link --overwrite formula_name
 
             To list all files that would be deleted: