Only call Bundler.setup, if the scripts are being ran from a git repo.

bin/furnace-avm2

@@ -1,12 +1,24 @@
 #!/usr/bin/env ruby
 
 require "rubygems"
-begin
-  require "bundler/setup"
-rescue LoadError
+
+root_dir = File.expand_path(File.join(File.dirname(__FILE__),'..'))
+if File.directory?(File.join(root_dir,'.git'))
+  Dir.chdir(root_dir) do |path|
+    require 'bundler'
+
+    begin
+      Bundler.setup(:default)
+    rescue Bundler::BundlerError => e
+      warn e.message
+      warn "Run `bundle install` to install missing gems"
+      exit e.status_code
+    end
+  end
 end
 
-$: << File.join(File.dirname(__FILE__), '..', 'lib')
+lib_dir = File.join(root_dir,'lib')
+$LOAD_PATH << lib_dir unless $LOAD_PATH.include?(lib_dir)
 
 require "trollop"
 require "furnace-avm2"
@@ -238,4 +250,4 @@ if opts[:output]
   File.open(opts[:output], "w") do |file|
     abc.write(file)
   end
-end
+end

bin/furnace-avm2-decompiler

@@ -1,12 +1,24 @@
 #!/usr/bin/env ruby
 
 require "rubygems"
-begin
-  require "bundler/setup"
-rescue LoadError
+
+root_dir = File.expand_path(File.join(File.dirname(__FILE__),'..'))
+if File.directory?(File.join(root_dir,'.git'))
+  Dir.chdir(root_dir) do |path|
+    require 'bundler'
+
+    begin
+      Bundler.setup(:default)
+    rescue Bundler::BundlerError => e
+      warn e.message
+      warn "Run `bundle install` to install missing gems"
+      exit e.status_code
+    end
+  end
 end
 
-$: << File.join(File.dirname(__FILE__), '..', 'lib')
+lib_dir = File.join(root_dir,'lib')
+$LOAD_PATH << lib_dir unless $LOAD_PATH.include?(lib_dir)
 
 require "trollop"
 require "furnace-avm2"
@@ -215,4 +227,4 @@ unless opts[:no_output]
     puts code.gsub(/ +$/, '')
     puts
   end
-end
+end

bin/furnace-avm2-shell

@@ -1,12 +1,24 @@
 #!/usr/bin/env ruby
 
 require "rubygems"
-begin
-  require "bundler/setup"
-rescue LoadError
+
+root_dir = File.expand_path(File.join(File.dirname(__FILE__),'..'))
+if File.directory?(File.join(root_dir,'.git'))
+  Dir.chdir(root_dir) do |path|
+    require 'bundler'
+
+    begin
+      Bundler.setup(:default)
+    rescue Bundler::BundlerError => e
+      warn e.message
+      warn "Run `bundle install` to install missing gems"
+      exit e.status_code
+    end
+  end
 end
 
-$: << File.join(File.dirname(__FILE__), '..', 'lib')
+lib_dir = File.join(root_dir,'lib')
+$LOAD_PATH << lib_dir unless $LOAD_PATH.include?(lib_dir)
 
 require "furnace-avm2"
 
@@ -33,4 +45,4 @@ end
 # > abc = load_file("filename.abc")
 # Records can be examined via #to_hash.
 
-binding.pry
+binding.pry