Use License word instead of Licence

In `LicenceHeader` hook, we have a word `Licence`, but we should use
`License`. Both forms are valid, but the `License` word became more or
less industry standard, and we should stick to it, to avoid confusion.

Author: ajgon

CHANGELOG.md

@@ -5,8 +5,8 @@
 * Add `FixMe` pre-commit hook, to ensure that no "token" words slips through.
   These strings are things you should fix now, not later.
 * Add [`YAMLLint`](https://github.com/adrienverge/yamllint) pre-commit hook
-* Add `LicenceHeader` pre-commit enforcement to ensure open source projects
-  contain proper licence comments.
+* Add `LicenseHeader` pre-commit enforcement to ensure open source projects
+  contain proper license comments.
 * Add [`Foodcritic`](http://www.foodcritic.io/) pre-commit hook
 * Fix `CapitalizedSubject` to not fail when commit message starts with one or
   more empty lines

README.md

@@ -504,7 +504,7 @@ issue](https://github.com/brigade/overcommit/issues/238) for more details.
 * [JsLint](lib/overcommit/hook/pre_commit/js_lint.rb)
 * [Jsl](lib/overcommit/hook/pre_commit/jsl.rb)
 * [JsonSyntax](lib/overcommit/hook/pre_commit/json_syntax.rb)
-* [LicenceHeader](lib/overcommit/hook/pre_commit/licence_header.rb)
+* [LicenseHeader](lib/overcommit/hook/pre_commit/license_header.rb)
 * [LocalPathsInGemfile](lib/overcommit/hook/pre_commit/local_paths_in_gemfile.rb)
 * [Mdl](lib/overcommit/hook/pre_commit/mdl.rb)
 * [`*`MergeConflicts](lib/overcommit/hook/pre_commit/merge_conflicts.rb)

config/default.yml

@@ -381,10 +381,10 @@ PreCommit:
     install_command: 'gem install json'
     include: '**/*.json'
 
-  LicenceHeader:
+  LicenseHeader:
     enabled: false
-    licence_file: 'LICENSE.txt'
-    description: 'Check source files for licence headers'
+    license_file: 'LICENSE.txt'
+    description: 'Check source files for license headers'
 
   LocalPathsInGemfile:
     enabled: false

…commit/hook/pre_commit/licence_header.rb …commit/hook/pre_commit/license_header.rblib/overcommit/hook/pre_commit/licence_header.rb renamed to lib/overcommit/hook/pre_commit/license_header.rb lib/overcommit/hook/pre_commit/licence_header.rb renamed to lib/overcommit/hook/pre_commit/license_header.rb

@@ -1,44 +1,44 @@
 module Overcommit::Hook::PreCommit
-  # Checks for licence headers in source files
-  class LicenceHeader < Base
+  # Checks for license headers in source files
+  class LicenseHeader < Base
     def run
       begin
-        licence_contents = licence_lines
+        license_contents = license_lines
       rescue Errno::ENOENT
-        return :fail, "Unable to load licence file #{licence_file}"
+        return :fail, "Unable to load license file #{license_file}"
       end
 
       messages = applicable_files.map do |file|
-        check_file(file, licence_contents)
+        check_file(file, license_contents)
       end.compact
 
       return :fail, messages.join("\n") if messages.any?
 
       :pass
     end
 
-    def check_file(file, licence_contents)
+    def check_file(file, license_contents)
       File.readlines(file).each_with_index do |l, i|
-        if i >= licence_contents.length
+        if i >= license_contents.length
           break
         end
 
         l.chomp!
-        unless l.end_with?(licence_contents[i])
+        unless l.end_with?(license_contents[i])
           message = "#{file} missing header contents from line #{i} of "\
-                    "#{licence_file}: #{licence_contents[i]}"
+                    "#{license_file}: #{license_contents[i]}"
           return message
         end
       end
     end
 
-    def licence_file
-      config['licence_file']
+    def license_file
+      config['license_file']
     end
 
-    def licence_lines
-      @licence_regex ||= begin
-        file_root = Overcommit::Utils.convert_glob_to_absolute(licence_file)
+    def license_lines
+      @license_regex ||= begin
+        file_root = Overcommit::Utils.convert_glob_to_absolute(license_file)
         File.read(file_root).split("\n")
       end
     end

…t/hook/pre_commit/licence_header_spec.rb …t/hook/pre_commit/license_header_spec.rbspec/overcommit/hook/pre_commit/licence_header_spec.rb renamed to spec/overcommit/hook/pre_commit/license_header_spec.rb spec/overcommit/hook/pre_commit/licence_header_spec.rb renamed to spec/overcommit/hook/pre_commit/license_header_spec.rb

@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-describe Overcommit::Hook::PreCommit::LicenceHeader do
+describe Overcommit::Hook::PreCommit::LicenseHeader do
   let(:config)  { Overcommit::ConfigurationLoader.default_configuration }
   let(:context) { double('context') }
   subject { described_class.new(config, context) }
@@ -41,7 +41,7 @@
       it { should pass }
     end
 
-    context 'when a file is missing a licence header' do
+    context 'when a file is missing a license header' do
       before do
         File.open(file, 'w') { |f| f.write('Some text without a license') }
       end