/
text_transfer.py
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/
text_transfer.py
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from __future__ import absolute_import, unicode_literals, print_function, division
import re
import sublime_plugin
import sublime
from collections import defaultdict
import tempfile
import binascii
try:
from .sublimerepl import manager, SETTINGS_FILE
except (ImportError, ValueError):
from sublimerepl import manager, SETTINGS_FILE
def default_sender(repl, text, view=None, repl_view=None):
if repl.apiv2:
repl.write(text, location=repl_view.view.size() - len(text))
else:
repl.write(text)
if view is None or not sublime.load_settings(SETTINGS_FILE).get('focus_view_on_transfer'):
return
active_window = sublime.active_window()
active_view = active_window.active_view()
target_view = repl_view.view
if target_view == active_view:
return #
active_group = sublime.active_window().active_group()
if target_view in active_window.views_in_group(active_group):
return # same group, dont switch
active_window.focus_view(target_view)
active_window.focus_view(view)
"""Senders is a dict of functions used to transfer text to repl as a repl
specific load_file action"""
SENDERS = defaultdict(lambda: default_sender)
def sender(external_id,):
def wrap(func):
SENDERS[external_id] = func
return wrap
@sender("coffee")
def coffee(repl, text, view=None, repl_view=None):
"""
use CoffeeScript multiline hack
http://coffeescript.org/documentation/docs/repl.html
"""
default_sender(repl, text.replace("\n", u'\uFF00') + "\n", view, repl_view)
@sender("python")
def python_sender(repl, text, view=None, repl_view=None):
text_wo_encoding = re.sub(
pattern=r"#.*coding[:=]\s*([-\w.]+)",
repl="# <SublimeREPL: encoding comment removed>",
string=text,
count=1)
code = binascii.hexlify(text_wo_encoding.encode("utf-8"))
execute = ''.join([
'from binascii import unhexlify as __un; exec(compile(__un("',
str(code.decode('ascii')),
'").decode("utf-8"), "<string>", "exec"))\n'
])
return default_sender(repl, execute, view, repl_view)
@sender("ruby")
def ruby_sender(repl, text, view=None, repl_view=None):
code = binascii.b2a_base64(text.encode("utf-8"))
payload = "begin require 'base64'; eval(Base64.decode64('%s'), binding=TOPLEVEL_BINDING) end\n" % (code.decode("ascii"),)
return default_sender(repl, payload, view, repl_view)
# custom clojure sender that makes sure that all selections are
# evaluated in the namespace declared by the file they are in
@sender("clojure")
def clojure_sender(repl, text, view, repl_view=None):
# call (load-string) instead of just writing the string so
# that syntax errors are caught and thrown back immediately.
# also, escape backslashes and double-quotes
text = '(load-string "' + text.strip().replace('\\', r'\\').replace('"', r'\"') + '")'
# find the first non-commented statement from the start of the file
namespacedecl = view.find(r"^[^;]*?\(", 0)
# if it's a namespace declaration, go search for the namespace name
if namespacedecl and view.scope_name(namespacedecl.end()-1).startswith("source.clojure meta.function.namespace.clojure"):
namespacedecl = view.extract_scope(namespacedecl.end()-1)
# we're looking for the first symbol within the declaration that
# looks like a namespace and isn't metadata, a comment, etc.
pos = namespacedecl.begin() + 3
while pos < namespacedecl.end():
# see http://clojure.org/reader for a description of valid
# namespace names. the inital } or whitespace make sure we're
# not matching on keywords etc.
namespace = view.find(r"[\}\s][A-Za-z\_!\?\*\+\-][\w!\?\*\+\-:]*(\.[\w!\?\*\+\-:]+)*", pos)
if not namespace:
# couldn't find the namespace name within the declaration. suspicious.
break
elif view.scope_name(namespace.begin() + 1).startswith("source.clojure meta.function.namespace.clojure entity.name.namespace.clojure"):
# looks alright, we've got our namespace!
# switch to namespace before executing command
# we could do this explicitly by calling (ns), (in-ns) etc:
# text = "(ns " + view.substr(namespace)[1:] + ") " + text
# but this would not only result in an extra return value
# printed to the user, the repl would also remain in that
# namespace after execution, so instead we do the same thing
# that swank-clojure does:
text = "(binding [*ns* (or (find-ns '" + view.substr(namespace)[1:] + ") (find-ns 'user))] " + text + ')'
# i.e. we temporarily switch to the namespace if it has already
# been created, otherwise we execute it in 'user. the most
# elegant option for this would probably be:
# text = "(binding [*ns* (create-ns '" + view.substr(namespace)[1:] + ")] " + text + ')'
# but this can lead to problems because of newly created
# namespaces not automatically referring to clojure.core
# (see https://groups.google.com/forum/?fromgroups=#!topic/clojure/Th-Bqq68hfo)
break
else:
# false alarm (metadata or a comment), keep looking
pos = namespace.end()
return default_sender(repl, text + repl.cmd_postfix, view, repl_view)
class ReplViewWrite(sublime_plugin.TextCommand):
def run(self, edit, external_id, text):
for rv in manager.find_repl(external_id):
rv.append_input_text(text)
break # send to first repl found
else:
sublime.error_message("Cannot find REPL for '{0}'".format(external_id))
class ReplSend(sublime_plugin.TextCommand):
def run(self, edit, external_id, text, with_auto_postfix=True):
for rv in manager.find_repl(external_id):
if with_auto_postfix:
text += rv.repl.cmd_postfix
if sublime.load_settings(SETTINGS_FILE).get('show_transferred_text'):
rv.append_input_text(text)
rv.adjust_end()
SENDERS[external_id](rv.repl, text, self.view, rv)
break
else:
sublime.error_message("Cannot find REPL for '{}'".format(external_id))
class ReplTransferCurrent(sublime_plugin.TextCommand):
def run(self, edit, scope="selection", action="send"):
text = ""
if scope == "selection":
text = self.selected_text()
elif scope == "lines":
text = self.selected_lines()
elif scope == "function":
text = self.selected_functions()
elif scope == "block":
text = self.selected_blocks()
elif scope == "file":
text = self.selected_file()
cmd = "repl_" + action
self.view.window().run_command(cmd, {"external_id": self.repl_external_id(), "text": text})
def repl_external_id(self):
return self.view.scope_name(0).split(" ")[0].split(".", 1)[1]
def selected_text(self):
v = self.view
parts = [v.substr(region) for region in v.sel()]
return "".join(parts)
def selected_blocks(self):
# TODO: Clojure only for now
v = self.view
strs = []
old_sel = list(v.sel())
v.run_command("expand_selection", {"to": "brackets"})
v.run_command("expand_selection", {"to": "brackets"})
for s in v.sel():
strs.append(v.substr(s))
v.sel().clear()
for s in old_sel:
v.sel().add(s)
return "\n\n".join(strs)
def selected_lines(self):
v = self.view
parts = []
for sel in v.sel():
for line in v.lines(sel):
parts.append(v.substr(line))
return "\n".join(parts)
def selected_file(self):
v = self.view
return v.substr(sublime.Region(0, v.size()))