From c8b88a451332c76b851cc95976b751b4bf93ae40 Mon Sep 17 00:00:00 2001
From: "Tj (bougyman) Vanderpoel" <bougyman@users.noreply.github.com>
Date: Sat, 16 Aug 2025 10:46:26 -0500
Subject: [PATCH 1/5] fix: #35 - Limits the backtrace to 4 lines in our
 exceptions

---
 lib/leopard/errors.rb | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/leopard/errors.rb b/lib/leopard/errors.rb
index a66b24c..15f1ac9 100644
--- a/lib/leopard/errors.rb
+++ b/lib/leopard/errors.rb
@@ -2,7 +2,13 @@
 
 module Rubyists
   module Leopard
-    class Error < StandardError; end
+    class LeopardError < StandardError
+      def backtrace
+        super[0..3] + ['... (truncated by Leopard)']
+      end
+    end
+
+    class Error < LeopardError; end
     class ConfigurationError < Error; end
     class ResultError < Error; end
   end

From 1d8f611a23484481e5419d215fd9b9552478243f Mon Sep 17 00:00:00 2001
From: "Tj (bougyman) Vanderpoel" <bougyman@users.noreply.github.com>
Date: Sat, 16 Aug 2025 11:12:50 -0500
Subject: [PATCH 2/5] fix: #35 - Adds test for backtrace truncation

---
 Gemfile.lock          |  2 +-
 lib/leopard/errors.rb |  5 +++++
 test/lib/errors.rb    | 28 ++++++++++++++++++++++++++++
 3 files changed, 34 insertions(+), 1 deletion(-)
 create mode 100644 test/lib/errors.rb

diff --git a/Gemfile.lock b/Gemfile.lock
index 96ee7e6..b9e73f1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    leopard (0.1.7)
+    leopard (0.2.1)
       concurrent-ruby (~> 1.1)
       dry-configurable (~> 1.3)
       dry-monads (~> 1.9)
diff --git a/lib/leopard/errors.rb b/lib/leopard/errors.rb
index 15f1ac9..d6cef38 100644
--- a/lib/leopard/errors.rb
+++ b/lib/leopard/errors.rb
@@ -3,6 +3,11 @@
 module Rubyists
   module Leopard
     class LeopardError < StandardError
+      def initialize(...)
+        super
+        set_backtrace(caller)
+      end
+
       def backtrace
         super[0..3] + ['... (truncated by Leopard)']
       end
diff --git a/test/lib/errors.rb b/test/lib/errors.rb
new file mode 100644
index 0000000..f772f7b
--- /dev/null
+++ b/test/lib/errors.rb
@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+require 'helper'
+require 'leopard/errors'
+
+describe 'Rubyists::Leopard::Errors' do
+  def level1
+    level2
+  end
+
+  def level2
+    level3
+  end
+
+  def level3
+    raise Rubyists::Leopard::Error, 'Error boom'
+  end
+
+  it 'truncates backtrace to 5 items' do
+    err = assert_raises(Rubyists::Leopard::Error) { level1 }
+
+    bt = err.backtrace
+
+    assert_equal 5, bt.count
+    assert_equal '... (truncated by Leopard)', bt.last
+    refute(bt.any? { |line| line.include?("in 'level1'") })
+  end
+end

From e20d7f2d5f975c129d9f3631dbacc63daf011607 Mon Sep 17 00:00:00 2001
From: "Tj (bougyman) Vanderpoel" <bougyman@users.noreply.github.com>
Date: Sat, 16 Aug 2025 11:16:24 -0500
Subject: [PATCH 3/5] fix: #35 - Adds nil check in case backtrace is empty

---
 lib/leopard/errors.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/leopard/errors.rb b/lib/leopard/errors.rb
index d6cef38..19f76cd 100644
--- a/lib/leopard/errors.rb
+++ b/lib/leopard/errors.rb
@@ -9,7 +9,7 @@ def initialize(...)
       end
 
       def backtrace
-        super[0..3] + ['... (truncated by Leopard)']
+        (super || [])[0..3] + ['... (truncated by Leopard)']
       end
     end
 

From 06c7e6dbb0c6acc77258abfec9afc004d755dec4 Mon Sep 17 00:00:00 2001
From: "Tj (bougyman) Vanderpoel" <bougyman@users.noreply.github.com>
Date: Sat, 16 Aug 2025 11:17:18 -0500
Subject: [PATCH 4/5] chore: Bumps leopard version in bundle

---
 Gemfile.lock | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Gemfile.lock b/Gemfile.lock
index b9e73f1..d9d88fd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    leopard (0.2.1)
+    leopard (0.2.2)
       concurrent-ruby (~> 1.1)
       dry-configurable (~> 1.3)
       dry-monads (~> 1.9)

From 027fcd07241641d207d0e0a612ea2f185c88d0d2 Mon Sep 17 00:00:00 2001
From: "Tj (bougyman) Vanderpoel" <bougyman@users.noreply.github.com>
Date: Sat, 16 Aug 2025 11:21:42 -0500
Subject: [PATCH 5/5] fix: #35 - Do not add a truncate message if we did not
 truncate it

---
 lib/leopard/errors.rb | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/leopard/errors.rb b/lib/leopard/errors.rb
index 19f76cd..985a373 100644
--- a/lib/leopard/errors.rb
+++ b/lib/leopard/errors.rb
@@ -9,7 +9,13 @@ def initialize(...)
       end
 
       def backtrace
-        (super || [])[0..3] + ['... (truncated by Leopard)']
+        # If the backtrace is nil, return an empty array
+        orig = (super || [])[0..3]
+        # If the backtrace is less than 4 lines, return it as is
+        return orig if orig.size < 4
+
+        # Otherwise, add a note indicating truncation
+        orig + ['... (truncated by Leopard)']
       end
     end