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aziz/edit.py

Created May 30, 2013 10:58
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Revisions

  1. aziz revised this gist May 30, 2013. 1 changed file with 3 additions and 0 deletions.
    3 changes: 3 additions & 0 deletions usage.py
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,3 @@
    with Edit(view) as edit:
    edit.insert(0, 'hi\n')
    edit.insert(0, 'more stuff\n')
  2. aziz created this gist May 30, 2013.
    76 changes: 76 additions & 0 deletions edit.py
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,76 @@
    # edit.py
    # buffer editing for both ST2 and ST3 that "just works"

    import sublime
    import sublime_plugin
    from collections import defaultdict

    try:
    sublime.edit_storage
    except AttributeError:
    sublime.edit_storage = {}

    class EditStep:
    def __init__(self, cmd, *args):
    self.cmd = cmd
    self.args = args

    def run(self, view, edit):
    if self.cmd == 'callback':
    return self.args[0](view, edit)

    funcs = {
    'insert': view.insert,
    'erase': view.erase,
    'replace': view.replace,
    }
    func = funcs.get(self.cmd)
    if func:
    func(edit, *self.args)


    class Edit:
    defer = defaultdict(dict)

    def __init__(self, view):
    self.view = view
    self.steps = []

    def step(self, cmd, *args):
    step = EditStep(cmd, *args)
    self.steps.append(step)

    def insert(self, point, string):
    self.step('insert', point, string)

    def erase(self, region):
    self.step('erase', region)

    def replace(self, region, string):
    self.step('replace', region, string)

    def callback(self, func):
    self.step('callback', func)

    def run(self, view, edit):
    for step in self.steps:
    step.run(view, edit)

    def __enter__(self):
    return self

    def __exit__(self, type, value, traceback):
    view = self.view
    if sublime.version().startswith('2'):
    edit = view.begin_edit()
    self.run(edit)
    view.end_edit(edit)
    else:
    key = str(hash(tuple(self.steps)))
    sublime.edit_storage[key] = self.run
    view.run_command('apply_edit', {'key': key})


    class apply_edit(sublime_plugin.TextCommand):
    def run(self, edit, key):
    sublime.edit_storage.pop(key)(self.view, edit)