From 29555548d9680def7a6b8c8e8d2e1c2bd28bc1ca Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 11:01:47 +0100
Subject: [PATCH 01/14] Lvl branch: branch name underscore to dash

test_code -> test-code
---
 levels/branch.rb    | 4 ++--
 spec/githug_spec.rb | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/levels/branch.rb b/levels/branch.rb
index 7d20fa3d..7c0f082c 100644
--- a/levels/branch.rb
+++ b/levels/branch.rb
@@ -1,5 +1,5 @@
 difficulty 1
-description "You want to work on a piece of code that has the potential to break things, create the branch test_code."
+description "You want to work on a piece of code that has the potential to break things, create the branch test-code."
 
 setup do
   repo.init
@@ -9,7 +9,7 @@
 end
 
 solution do
-  repo.branches.map(&:name).include?("test_code")
+  repo.branches.map(&:name).include?("test-code")
 end
 
 hint do
diff --git a/spec/githug_spec.rb b/spec/githug_spec.rb
index 988892b9..a14b47c9 100644
--- a/spec/githug_spec.rb
+++ b/spec/githug_spec.rb
@@ -186,7 +186,7 @@ def skip_level
   end
 
   it "solves the branch level" do
-    `git branch test_code`
+    `git branch test-code`
     `githug`.should be_solved
   end
 

From 902fefe98eff87d090a2336d065f50c1576c45d8 Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 11:10:15 +0100
Subject: [PATCH 02/14] Lvl branch_at: branch name underscore to dash

test_branch -> test-branch
---
 levels/branch_at.rb | 6 +++---
 spec/githug_spec.rb | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/levels/branch_at.rb b/levels/branch_at.rb
index ae6dc69e..61f5d4dc 100644
--- a/levels/branch_at.rb
+++ b/levels/branch_at.rb
@@ -1,5 +1,5 @@
 difficulty 3
-description "You forgot to branch at the previous commit and made a commit on top of it. Create branch test_branch at the commit before the last."
+description "You forgot to branch at the previous commit and made a commit on top of it. Create branch test-branch at the commit before the last."
 
 setup do
   repo.init
@@ -15,8 +15,8 @@
 end
 
 solution do
-  return false unless repo.branches.map(&:name).include?("test_branch")
-  repo.commits("test_branch").each { |commit| return false if commit.message ==  "Updating file1 again" }
+  return false unless repo.branches.map(&:name).include?("test-branch")
+  repo.commits("test-branch").each { |commit| return false if commit.message ==  "Updating file1 again" }
   true
 end
 
diff --git a/spec/githug_spec.rb b/spec/githug_spec.rb
index a14b47c9..33e07196 100644
--- a/spec/githug_spec.rb
+++ b/spec/githug_spec.rb
@@ -207,7 +207,7 @@ def skip_level
 
   it "solves the branch_at level" do
     commit = `git log HEAD~1 --pretty=short | head -1 | cut -d " " -f 2`
-    `git branch test_branch #{commit}`
+    `git branch test-branch #{commit}`
     `githug`.should be_solved
   end
 

From 73bc22670251379f149d4fa39c0fdae507117a67 Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 11:13:09 +0100
Subject: [PATCH 03/14] Lvl checkout: branch name underscore to dash

my_branch -> my-branch
---
 levels/checkout.rb  | 4 ++--
 spec/githug_spec.rb | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/levels/checkout.rb b/levels/checkout.rb
index 27ae815b..f9e1e0f6 100644
--- a/levels/checkout.rb
+++ b/levels/checkout.rb
@@ -1,5 +1,5 @@
 difficulty 2
-description "Create and switch to a new branch called my_branch.  You will need to create a branch like you did in the previous level."
+description "Create and switch to a new branch called my-branch.  You will need to create a branch like you did in the previous level."
 
 setup do
   repo.init
@@ -9,7 +9,7 @@
 end
 
 solution do
-  return false unless repo.head.name == "my_branch"
+  return false unless repo.head.name == "my-branch"
   true
 end
 
diff --git a/spec/githug_spec.rb b/spec/githug_spec.rb
index 33e07196..8df6f2cf 100644
--- a/spec/githug_spec.rb
+++ b/spec/githug_spec.rb
@@ -191,7 +191,7 @@ def skip_level
   end
 
   it "solves the checkout level" do
-    `git checkout -b my_branch`
+    `git checkout -b my-branch`
     `githug`.should be_solved
   end
 

From 4b9194311b100486b77a36235e908e251a266099 Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 12:24:32 +0100
Subject: [PATCH 04/14] Lvl clone_to_folder: repo name underscore to dash

my_cloned_repo -> my-cloned-repo
---
 levels/clone_to_folder.rb | 4 ++--
 spec/githug_spec.rb       | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/levels/clone_to_folder.rb b/levels/clone_to_folder.rb
index 55358fcf..5d5083cb 100644
--- a/levels/clone_to_folder.rb
+++ b/levels/clone_to_folder.rb
@@ -1,8 +1,8 @@
 difficulty 1
-description "Clone the repository at https://github.com/Gazler/cloneme to `my_cloned_repo`."
+description "Clone the repository at https://github.com/Gazler/cloneme to `my-cloned-repo`."
 
 solution do
-  repo("my_cloned_repo").commit("157b2b61f29ab9df45f31c7cd9cb5d8ff06ecde4")
+  repo("my-cloned-repo").commit("157b2b61f29ab9df45f31c7cd9cb5d8ff06ecde4")
 end
 
 hint do
diff --git a/spec/githug_spec.rb b/spec/githug_spec.rb
index 8df6f2cf..9191ba7f 100644
--- a/spec/githug_spec.rb
+++ b/spec/githug_spec.rb
@@ -60,7 +60,7 @@ def skip_level
   end
 
   it "solves the clone_to_folder level" do
-    `git clone https://github.com/Gazler/cloneme my_cloned_repo`
+    `git clone https://github.com/Gazler/cloneme my-cloned-repo`
     `githug`.should be_solved
   end
 

From dba240f70f90f92c0947c1547e89e1707c0b25b4 Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 12:32:44 +0100
Subject: [PATCH 05/14] Lvl conflict: branch name use dash

mybranch -> my-branch
---
 levels/conflict.rb                                              | 2 +-
 levels/conflict/.githug/logs/refs/heads/{mybranch => my-branch} | 0
 levels/conflict/.githug/refs/heads/{mybranch => my-branch}      | 0
 3 files changed, 1 insertion(+), 1 deletion(-)
 rename levels/conflict/.githug/logs/refs/heads/{mybranch => my-branch} (100%)
 rename levels/conflict/.githug/refs/heads/{mybranch => my-branch} (100%)

diff --git a/levels/conflict.rb b/levels/conflict.rb
index 7c0ac0d4..6b66fbad 100644
--- a/levels/conflict.rb
+++ b/levels/conflict.rb
@@ -1,5 +1,5 @@
 difficulty 4
-description "You need to merge mybranch into the current branch (master). But there may be some incorrect changes in mybranch which may cause conflicts. Solve any merge-conflicts you come across and finish the merge."
+description "You need to merge my-branch into the current branch (master). But there may be some incorrect changes in my-branch which may cause conflicts. Solve any merge-conflicts you come across and finish the merge."
 
 setup do
   init_from_level
diff --git a/levels/conflict/.githug/logs/refs/heads/mybranch b/levels/conflict/.githug/logs/refs/heads/my-branch
similarity index 100%
rename from levels/conflict/.githug/logs/refs/heads/mybranch
rename to levels/conflict/.githug/logs/refs/heads/my-branch
diff --git a/levels/conflict/.githug/refs/heads/mybranch b/levels/conflict/.githug/refs/heads/my-branch
similarity index 100%
rename from levels/conflict/.githug/refs/heads/mybranch
rename to levels/conflict/.githug/refs/heads/my-branch

From 8ac2d0ea98f2ba95f67a2b1c800a0acc52c541e7 Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 11:29:51 +0100
Subject: [PATCH 06/14] Lvl delete_branch: branch name underscore to dash

delete_me -> delete-me
---
 levels/delete_branch.rb                                     | 6 +++---
 .../.githug/logs/refs/heads/{delete_me => delete-me}        | 0
 .../.githug/refs/heads/{delete_me => delete-me}             | 0
 spec/githug_spec.rb                                         | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)
 rename levels/delete_branch/.githug/logs/refs/heads/{delete_me => delete-me} (100%)
 rename levels/delete_branch/.githug/refs/heads/{delete_me => delete-me} (100%)

diff --git a/levels/delete_branch.rb b/levels/delete_branch.rb
index 8f579adc..d1d05e12 100644
--- a/levels/delete_branch.rb
+++ b/levels/delete_branch.rb
@@ -1,15 +1,15 @@
 difficulty 2
 
-description "You have created too many branches for your project. There is an old branch in your repo called 'delete_me', you should delete it."
+description "You have created too many branches for your project. There is an old branch in your repo called 'delete-me', you should delete it."
 
 setup do
     init_from_level
 end
 
 solution do
-  return true unless repo.branches.map(&:name).include?('delete_me')
+  return true unless repo.branches.map(&:name).include?('delete-me')
 end
 
 hint do
   puts "Running 'git --help branch' will give you a list of branch commands."
-end
\ No newline at end of file
+end
diff --git a/levels/delete_branch/.githug/logs/refs/heads/delete_me b/levels/delete_branch/.githug/logs/refs/heads/delete-me
similarity index 100%
rename from levels/delete_branch/.githug/logs/refs/heads/delete_me
rename to levels/delete_branch/.githug/logs/refs/heads/delete-me
diff --git a/levels/delete_branch/.githug/refs/heads/delete_me b/levels/delete_branch/.githug/refs/heads/delete-me
similarity index 100%
rename from levels/delete_branch/.githug/refs/heads/delete_me
rename to levels/delete_branch/.githug/refs/heads/delete-me
diff --git a/spec/githug_spec.rb b/spec/githug_spec.rb
index 9191ba7f..7afdffdd 100644
--- a/spec/githug_spec.rb
+++ b/spec/githug_spec.rb
@@ -212,7 +212,7 @@ def skip_level
   end
 
   it "solves the delete_branch level" do
-    `git branch -d delete_me`
+    `git branch -d delete-me`
     `githug`.should be_solved
   end
 

From 4fdd69c3e6981121ad197bba556ab101b51f2d2e Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 11:39:36 +0100
Subject: [PATCH 07/14] Lvl fetch: branch name underscore to dash

new_branch -> new-branch
---
 levels/fetch.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/levels/fetch.rb b/levels/fetch.rb
index 76e999e2..bced99b5 100644
--- a/levels/fetch.rb
+++ b/levels/fetch.rb
@@ -32,7 +32,7 @@
 
   Dir.chdir tmpdir
   # create a new branch in the remote repo
-  `git checkout -b new_branch --quiet`
+  `git checkout -b new-branch --quiet`
 
   # adds a file into the new branch.  Should not be pulled into the local
   FileUtils.touch "file1"

From 0b8945f46cedede629a323d376463bc29507cbe3 Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 12:47:01 +0100
Subject: [PATCH 08/14] Lvl found_old_branch: branch names underscore to dash

blowup_sun_for_ransom -> blowup-sun-for-ransom
cure_common_cold -> cure-common-cold
kill_the_batman -> kill-the-batman
solve_world_hunger -> solve-world-hunger
---
 levels/find_old_branch.rb                                       | 2 +-
 .../refs/heads/{blowup_sun_for_ransom => blowup-sun-for-ransom} | 0
 .../logs/refs/heads/{cure_common_cold => cure-common-cold}      | 0
 .../logs/refs/heads/{kill_the_batman => kill-the-batman}        | 0
 .../logs/refs/heads/{solve_world_hunger => solve-world-hunger}  | 0
 .../refs/heads/{blowup_sun_for_ransom => blowup-sun-for-ransom} | 0
 .../.githug/refs/heads/{cure_common_cold => cure-common-cold}   | 0
 .../.githug/refs/heads/{kill_the_batman => kill-the-batman}     | 0
 .../refs/heads/{solve_world_hunger => solve-world-hunger}       | 0
 spec/githug_spec.rb                                             | 2 +-
 10 files changed, 2 insertions(+), 2 deletions(-)
 rename levels/find_old_branch/.githug/logs/refs/heads/{blowup_sun_for_ransom => blowup-sun-for-ransom} (100%)
 rename levels/find_old_branch/.githug/logs/refs/heads/{cure_common_cold => cure-common-cold} (100%)
 rename levels/find_old_branch/.githug/logs/refs/heads/{kill_the_batman => kill-the-batman} (100%)
 rename levels/find_old_branch/.githug/logs/refs/heads/{solve_world_hunger => solve-world-hunger} (100%)
 rename levels/find_old_branch/.githug/refs/heads/{blowup_sun_for_ransom => blowup-sun-for-ransom} (100%)
 rename levels/find_old_branch/.githug/refs/heads/{cure_common_cold => cure-common-cold} (100%)
 rename levels/find_old_branch/.githug/refs/heads/{kill_the_batman => kill-the-batman} (100%)
 rename levels/find_old_branch/.githug/refs/heads/{solve_world_hunger => solve-world-hunger} (100%)

diff --git a/levels/find_old_branch.rb b/levels/find_old_branch.rb
index b107df5c..dc98008a 100644
--- a/levels/find_old_branch.rb
+++ b/levels/find_old_branch.rb
@@ -6,7 +6,7 @@
 end
 
 solution do
-  return false unless repo.head.name == "solve_world_hunger"
+  return false unless repo.head.name == "solve-world-hunger"
   true
 end
 
diff --git a/levels/find_old_branch/.githug/logs/refs/heads/blowup_sun_for_ransom b/levels/find_old_branch/.githug/logs/refs/heads/blowup-sun-for-ransom
similarity index 100%
rename from levels/find_old_branch/.githug/logs/refs/heads/blowup_sun_for_ransom
rename to levels/find_old_branch/.githug/logs/refs/heads/blowup-sun-for-ransom
diff --git a/levels/find_old_branch/.githug/logs/refs/heads/cure_common_cold b/levels/find_old_branch/.githug/logs/refs/heads/cure-common-cold
similarity index 100%
rename from levels/find_old_branch/.githug/logs/refs/heads/cure_common_cold
rename to levels/find_old_branch/.githug/logs/refs/heads/cure-common-cold
diff --git a/levels/find_old_branch/.githug/logs/refs/heads/kill_the_batman b/levels/find_old_branch/.githug/logs/refs/heads/kill-the-batman
similarity index 100%
rename from levels/find_old_branch/.githug/logs/refs/heads/kill_the_batman
rename to levels/find_old_branch/.githug/logs/refs/heads/kill-the-batman
diff --git a/levels/find_old_branch/.githug/logs/refs/heads/solve_world_hunger b/levels/find_old_branch/.githug/logs/refs/heads/solve-world-hunger
similarity index 100%
rename from levels/find_old_branch/.githug/logs/refs/heads/solve_world_hunger
rename to levels/find_old_branch/.githug/logs/refs/heads/solve-world-hunger
diff --git a/levels/find_old_branch/.githug/refs/heads/blowup_sun_for_ransom b/levels/find_old_branch/.githug/refs/heads/blowup-sun-for-ransom
similarity index 100%
rename from levels/find_old_branch/.githug/refs/heads/blowup_sun_for_ransom
rename to levels/find_old_branch/.githug/refs/heads/blowup-sun-for-ransom
diff --git a/levels/find_old_branch/.githug/refs/heads/cure_common_cold b/levels/find_old_branch/.githug/refs/heads/cure-common-cold
similarity index 100%
rename from levels/find_old_branch/.githug/refs/heads/cure_common_cold
rename to levels/find_old_branch/.githug/refs/heads/cure-common-cold
diff --git a/levels/find_old_branch/.githug/refs/heads/kill_the_batman b/levels/find_old_branch/.githug/refs/heads/kill-the-batman
similarity index 100%
rename from levels/find_old_branch/.githug/refs/heads/kill_the_batman
rename to levels/find_old_branch/.githug/refs/heads/kill-the-batman
diff --git a/levels/find_old_branch/.githug/refs/heads/solve_world_hunger b/levels/find_old_branch/.githug/refs/heads/solve-world-hunger
similarity index 100%
rename from levels/find_old_branch/.githug/refs/heads/solve_world_hunger
rename to levels/find_old_branch/.githug/refs/heads/solve-world-hunger
diff --git a/spec/githug_spec.rb b/spec/githug_spec.rb
index 7afdffdd..302dea2e 100644
--- a/spec/githug_spec.rb
+++ b/spec/githug_spec.rb
@@ -285,7 +285,7 @@ def skip_level
   end
 
   it "solves the find_old_branch level" do
-    `git checkout solve_world_hunger`
+    `git checkout solve-world-hunger`
     `githug`.should be_solved
   end
 

From b5fb201b6ebc8be4ae98a4481feb6b4e50e49c5c Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 14:17:29 +0100
Subject: [PATCH 09/14] Lvl push_branch: branch names underscore to dash

other_branch -> other-branch
test_branch -> test-branch
---
 levels/push_branch.rb | 16 ++++++++--------
 spec/githug_spec.rb   |  2 +-
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/levels/push_branch.rb b/levels/push_branch.rb
index 7f0a0a91..934ea985 100644
--- a/levels/push_branch.rb
+++ b/levels/push_branch.rb
@@ -1,5 +1,5 @@
 difficulty 2
-description "You've made some changes to a local branch and want to share it, but aren't yet ready to merge it with the 'master' branch.  Push only 'test_branch' to the remote repository"
+description "You've made some changes to a local branch and want to share it, but aren't yet ready to merge it with the 'master' branch.  Push only 'test-branch' to the remote repository"
 
 setup do
 
@@ -24,18 +24,18 @@
   repo.commit_all "If this commit gets pushed to repo, then you have lost the level :( "
 
   #This branch should not be pushed to to the remote repository
-  `git checkout -b other_branch --quiet`
+  `git checkout -b other-branch --quiet`
   # add another file
   FileUtils.touch "file3"
   repo.add        "file3"
   repo.commit_all "If this commit gets pushed to repo, then you have lost the level :( "
 
-  `git checkout -b test_branch --quiet`
+  `git checkout -b test-branch --quiet`
 
   #This file should get pushed if the level is successful
   FileUtils.touch "file4"
   repo.add        "file4"
-  repo.commit_all "committed change on test_branch"
+  repo.commit_all "committed change on test-branch"
 
   # remote repo
   Dir.chdir tmpdir
@@ -64,19 +64,19 @@
 
   # counts the number of commits in the remote master branch'
   remote_master_commits = repo.commits('origin/master').count
-  remote_test_branch_commits = repo.commits('origin/test_branch').count #if returns 0 indicates that the remote test_branch doesn't exist
+  remote_test_branch_commits = repo.commits('origin/test-branch').count #if returns 0 indicates that the remote test-branch doesn't exist
 
-  #Level will be successful if the remote master branch remains at 1 commit, the remote test_branch exits and the number of remote branches
+  #Level will be successful if the remote master branch remains at 1 commit, the remote test-branch exits and the number of remote branches
   if remote_master_commits == 1 and remote_test_branch_commits > 0 and num_remote_branches == 2
     result = true
 
   #User pushed up too many branches, level failed
   elsif num_remote_branches > 2
-    puts "*** It looks like you pushed up too many branches. You need to make sure only 'test_branch' gets pushed. Please try again! ***"
+    puts "*** It looks like you pushed up too many branches. You need to make sure only 'test-branch' gets pushed. Please try again! ***"
 
   #User pushed up the master banch, level failed
   elsif remote_master_commits > 1
-    puts "*** It looks like you pushed up new master branch changes. You need to make sure only 'test_branch' gets pushed. Please try again! ***"
+    puts "*** It looks like you pushed up new master branch changes. You need to make sure only 'test-branch' gets pushed. Please try again! ***"
   end
 
   result
diff --git a/spec/githug_spec.rb b/spec/githug_spec.rb
index 302dea2e..a75bca75 100644
--- a/spec/githug_spec.rb
+++ b/spec/githug_spec.rb
@@ -217,7 +217,7 @@ def skip_level
   end
 
   it "solves the push_branch level" do
-    `git push origin test_branch`
+    `git push origin test-branch`
     `githug`.should be_solved
   end
 

From a27a4e651ce6b6020568f4444e70e45f302d8128 Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 14:20:29 +0100
Subject: [PATCH 10/14] Lvl push_tags: tag name underscore to dash

tag_to_be_pushed -> tag-to-be-pushed
---
 levels/push_tags.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/levels/push_tags.rb b/levels/push_tags.rb
index ca0cdf9d..c59006fa 100644
--- a/levels/push_tags.rb
+++ b/levels/push_tags.rb
@@ -13,7 +13,7 @@
   FileUtils.touch "file1"
   repo.add        "file1"
   repo.commit_all "First commit"
-  repo.git.tag({'f' => true}, "tag_to_be_pushed")
+  repo.git.tag({'f' => true}, "tag-to-be-pushed")
 
   FileUtils.touch "file2"
   repo.add        "file2"
@@ -35,7 +35,7 @@
 
   # delete tags from remote
   Dir.chdir tmpdir
-  repo.git.tag({'d' => true}, "tag_to_be_pushed")
+  repo.git.tag({'d' => true}, "tag-to-be-pushed")
 
   # change back to local repo
   Dir.chdir cwd
@@ -52,7 +52,7 @@
 
   # see if we have the correct tag in the remote
   remote_tags.each do |t|
-    solved=true if t.include?("refs/tags/tag_to_be_pushed")
+    solved=true if t.include?("refs/tags/tag-to-be-pushed")
   end
 
   solved

From 2c150e69b84fe33edbf9b151f4beb9be1ddf37cc Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 14:23:35 +0100
Subject: [PATCH 11/14] Lvl rebase_onto: branch name underscore to dash

wrong_branch -> wrong-branch
---
 levels/rebase_onto.rb | 6 +++---
 spec/githug_spec.rb   | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/levels/rebase_onto.rb b/levels/rebase_onto.rb
index e5043ef2..fefa8584 100644
--- a/levels/rebase_onto.rb
+++ b/levels/rebase_onto.rb
@@ -1,8 +1,8 @@
 difficulty 2
 
-description "You have created your branch from `wrong_branch` and already made some commits, \
+description "You have created your branch from `wrong-branch` and already made some commits, \
 and you realise that you needed to create your branch from `master`. \
-Rebase your commits onto `master` branch so that you don't have `wrong_branch` commits."
+Rebase your commits onto `master` branch so that you don't have `wrong-branch` commits."
 
 setup do
   readme_file  = "README.md"
@@ -14,7 +14,7 @@
   repo.add(authors_file)
   repo.commit_all("Create authors file")
 
-  repo.git.native :checkout, { "b" => true }, "wrong_branch"
+  repo.git.native :checkout, { "b" => true }, "wrong-branch"
   File.open(authors_file, "w") { |f| f << "None\n" }
   repo.add(authors_file)
   repo.commit_all("Wrong changes")
diff --git a/spec/githug_spec.rb b/spec/githug_spec.rb
index a75bca75..4c4a6a22 100644
--- a/spec/githug_spec.rb
+++ b/spec/githug_spec.rb
@@ -239,7 +239,7 @@ def skip_level
 
   it "solves the rebase_onto level" do
     `git checkout readme-update`
-    `git rebase --onto master wrong_branch readme-update`
+    `git rebase --onto master wrong-branch readme-update`
     `githug`.should be_solved
   end
 

From 53f58b481baa35fdb90bbc8084cefbcde2f15a7b Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 14:24:56 +0100
Subject: [PATCH 12/14] Lvl remote: repo name underscore to dash

my_remote_repo -> my-remote-repo
---
 levels/remote.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/levels/remote.rb b/levels/remote.rb
index 51568607..72ec9489 100644
--- a/levels/remote.rb
+++ b/levels/remote.rb
@@ -4,11 +4,11 @@
 
 setup do
   repo.init
-  repo.remote_add("my_remote_repo", "https://github.com/Gazler/githug")
+  repo.remote_add("my-remote-repo", "https://github.com/Gazler/githug")
 end
 
 solution do
-  "my_remote_repo" == request("What is the name of the remote repository?")
+  "my-remote-repo" == request("What is the name of the remote repository?")
 end
 
 hint do

From 78f8bd053f257e6fe34af8fa11c8c7bcf45117bf Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 14:58:47 +0100
Subject: [PATCH 13/14] Lvl remote_url: repo names underscore to dash

my_remote_repo -> my-remote-repo
remote_location -> remote-location
---
 levels/remote_url.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/levels/remote_url.rb b/levels/remote_url.rb
index dc15367b..f2233408 100644
--- a/levels/remote_url.rb
+++ b/levels/remote_url.rb
@@ -1,11 +1,11 @@
 difficulty 2
 
-description "The remote repositories have a url associated to them.  Please enter the url of remote_location."
+description "The remote repositories have a url associated to them.  Please enter the url of remote-location."
 
 setup do
   repo.init
-  repo.remote_add("my_remote_repo", "https://github.com/Gazler/githug")
-  repo.remote_add("remote_location", "https://github.com/githug/not_a_repo")
+  repo.remote_add("my-remote-repo", "https://github.com/Gazler/githug")
+  repo.remote_add("remote-location", "https://github.com/githug/not_a_repo")
 end
 
 solution do

From 09213a422d8b31c7994820c538d58cee1ca5b615 Mon Sep 17 00:00:00 2001
From: duianto <duianto@users.noreply.github.com>
Date: Wed, 13 Feb 2019 15:24:34 +0100
Subject: [PATCH 14/14] Lvl tag: tag name underscore to dash

new_tag -> new-tag
---
 levels/tag.rb       | 4 ++--
 spec/githug_spec.rb | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/levels/tag.rb b/levels/tag.rb
index ad614a16..43bed4e2 100644
--- a/levels/tag.rb
+++ b/levels/tag.rb
@@ -1,6 +1,6 @@
 difficulty 2
 
-description "We have a git repo and we want to tag the current commit with `new_tag`."
+description "We have a git repo and we want to tag the current commit with `new-tag`."
 
 setup do
     repo.init
@@ -10,7 +10,7 @@
 end
 
 solution do
-    repo.tags.first.name == "new_tag"
+    repo.tags.first.name == "new-tag"
 end
 
 hint do
diff --git a/spec/githug_spec.rb b/spec/githug_spec.rb
index 4c4a6a22..b6a74005 100644
--- a/spec/githug_spec.rb
+++ b/spec/githug_spec.rb
@@ -115,7 +115,7 @@ def skip_level
   end
 
   it "solves the tag level" do
-    `git tag new_tag`
+    `git tag new-tag`
     `githug`.should be_solved
   end