From ce4410fd8d95dc8809e2bb57e0e29311beac112f Mon Sep 17 00:00:00 2001
From: Alexander Bayandin <a.bayandin@gmail.com>
Date: Sat, 19 Jun 2021 00:18:51 +0100
Subject: [PATCH] exceptions: add "Did you mean ..." for
 FormulaOrCaskUnavailableError

---
 Library/Homebrew/exceptions.rb | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/Library/Homebrew/exceptions.rb b/Library/Homebrew/exceptions.rb
index 09765e0068..a0db4eb9b2 100644
--- a/Library/Homebrew/exceptions.rb
+++ b/Library/Homebrew/exceptions.rb
@@ -91,9 +91,17 @@ class FormulaOrCaskUnavailableError < RuntimeError
     @name = name
   end
 
+  sig { returns(String) }
+  def did_you_mean
+    similar_formula_names = Formula.fuzzy_search(name)
+    return "" if similar_formula_names.blank?
+
+    "Did you mean #{similar_formula_names.to_sentence two_words_connector: " or ", last_word_connector: " or "}?"
+  end
+
   sig { returns(String) }
   def to_s
-    "No available formula or cask with the name \"#{name}\"."
+    "No available formula or cask with the name \"#{name}\". #{did_you_mean}".strip
   end
 end
 
@@ -129,7 +137,7 @@ class FormulaUnavailableError < FormulaOrCaskUnavailableError
 
   sig { returns(String) }
   def to_s
-    "No available formula with the name \"#{name}\"#{dependent_s}."
+    "No available formula with the name \"#{name}\"#{dependent_s}. #{did_you_mean}".strip
   end
 end