Module: VER::Methods::Bookmark

Defined in:
lib/ver/methods/bookmark.rb

Class Method Summary collapse

Class Method Details

.add_char(buffer, name = nil) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 28

def add_char(buffer, name = nil)
  if name
    add_named(buffer, name)
  else
    ask(buffer){|answer| add_named(buffer, answer) }
  end
end

.add_named(buffer, name = nil) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 36

def add_named(buffer, name = nil)
  if name
    bm = bookmarks.add_named(name, value(buffer))
    buffer.message("Added bookmark [%s|%s:%d,%d]." % bm.to_a)
  else
    ask(buffer){|answer| add_named(buffer, answer) }
  end
end

.ask(buffer) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 6

def ask(buffer)
  buffer.ask 'Bookmark name: ' do |answer, action|
    case action
    when :modified, :attempt
      if name = answer[0]
        yield name
        :abort
      else
        buffer.message 'Need a bookmark name'
      end
    end
  end
end

.bookmarks ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 91

def bookmarks
  VER.bookmarks
end

.next(buffer) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 83

def next(buffer)
  open(buffer, bookmarks.next_from(value(buffer)))
end

.open(buffer, bookmark, use_col = true) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 99

def open(buffer, bookmark, use_col = true)
  return unless bookmark.respond_to?(:file) && bookmark.respond_to?(:index)

  line, col = use_col ? bookmark.index : [bookmark.line, 0]
  VER.find_or_create_buffer(bookmark.file, line, col)
end

.prev(buffer) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 87

def prev(buffer)
  open(buffer, bookmarks.prev_from(value(buffer)))
end

.remove_named(buffer, name = nil) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 45

def remove_named(buffer, name = nil)
  if name
    if bm = bookmarks.delete(name)
      buffer.message("Removed bookmark [%s|%s:%d,%d]." % bm.to_a)
    else
      buffer.message("No Bookmark named %p." % [name])
    end
  else
    ask(buffer){|answer| remove_named(buffer, answer) }
  end
end

.toggle(buffer) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 69

def toggle(buffer)
  pos = value(buffer)

  if bm = bookmarks.at(pos)
    bookmarks.delete(bm)
    message("Removed bookmark [%s|%s:%d,%d]." % bm.to_a)
  else
    bm = bookmarks.add_unnamed(pos)
    message("Added bookmark [%s|%s:%d,%d]." % bm.to_a)
  end
rescue => ex
  VER.error(ex)
end

.value(buffer) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 95

def value(buffer)
  [buffer.filename, *buffer.index(:insert)]
end

.visit_char(buffer, name = nil) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 20

def visit_char(buffer, name = nil)
  if name
    visit_named(buffer, name)
  else
    ask(buffer){|answer| visit_named(buffer, answer) }
  end
end

.visit_named(buffer, name = nil) ⇒ Object 



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# File 'lib/ver/methods/bookmark.rb', line 57

def visit_named(buffer, name = nil)
  if name
    if bm = bookmarks[name]
      open(buffer, bm)
    else
      buffer.message("No Bookmark named %p." % [name])
    end
  else
    ask(buffer){|answer| visit_named(buffer, answer) }
  end
end