Created
January 26, 2018 21:47
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extended rake tasks to run rubocop only on uncommitted files / diff with master or entire project
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namespace :clean_code do | |
# rubcop only available in dev | |
if Rails.env.development? | |
require 'rubocop/rake_task' | |
def diff_files | |
cmd = %q( git diff --name-only --diff-filter=ACMRTUXB \ | |
$(git merge-base HEAD origin/master) \ | |
| egrep '\.rake$|\.rb$' ) | |
diff = `#{cmd}` | |
diff.split("\n") | |
end | |
def uncommitted_files | |
cmd = "git ls-files -m | xargs ls -1 2>/dev/null | egrep '\.rake$|\.rb$'" | |
diff = `#{cmd}` | |
diff.split("\n") | |
end | |
def patterns_for_diff_files | |
# should contain at least one file | |
patterns = ['lib/tasks/clean_code.rake'] | |
patterns += diff_files | |
end | |
def patterns_for_changed_files | |
# should contain at least one file | |
patterns = ['lib/tasks/clean_code.rake'] | |
patterns += uncommitted_files | |
end | |
desc 'Run RuboCop on the entire project' | |
RuboCop::RakeTask.new('rubocop') do |task| | |
task.fail_on_error = true | |
end | |
desc 'Run RuboCop on the project based on git diff with master branch' | |
RuboCop::RakeTask.new('rubocop_diff') do |task| | |
task.patterns = patterns_for_diff_files | |
task.fail_on_error = true | |
end | |
desc 'Run RuboCop on uncommitted files' | |
RuboCop::RakeTask.new('rubocop_changed') do |task| | |
task.patterns = patterns_for_changed_files | |
task.fail_on_error = true | |
end | |
end | |
end |
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