Class: DamageControl::Visitor::DiffPersister

Inherits:
Object
  • Object
show all
Defined in:
lib/damagecontrol/visitor/diff_persister.rb

Overview

Visitor that persists unified diffs to disk.

Instance Method Summary collapse

Constructor Details

#initialize(scm, project_name) ⇒ DiffPersister

Creates a new Differ that will persist diffs to file.



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# File 'lib/damagecontrol/visitor/diff_persister.rb', line 13

def initialize(scm, project_name)
  @scm, @project_name = scm, project_name
end

Instance Method Details

#visit_change(change) ⇒ Object 



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# File 'lib/damagecontrol/visitor/diff_persister.rb', line 25

def visit_change(change)
  diff_file = Directories.diff_file(@project_name, @changeset, change)
  Log.info " Writing diff for #{change.path} -> #{diff_file}"
  checkout_dir = Directories.checkout_dir(@project_name)
  @scm.diff(checkout_dir, change) do |diff_io|
    FileUtils.mkdir_p(File.dirname(diff_file))
    File.open(diff_file, "w") do |io|
      diff_io.each_line do |line|
        io.write(line)
      end
    end
  end
end

#visit_changeset(changeset) ⇒ Object 



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# File 'lib/damagecontrol/visitor/diff_persister.rb', line 20

def visit_changeset(changeset)
  @changeset = changeset
  Log.info "Writing diffs for #{@project_name} changeset #{changeset.identifier}"
end

#visit_changesets(changesets) ⇒ Object 



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# File 'lib/damagecontrol/visitor/diff_persister.rb', line 17

def visit_changesets(changesets)
end