def __init__(self, ps1='>>> ', ps2='... ', show_js=False, libdir=None):
Thread.__init__(self, name='RapydScriptREPL')
self.to_python = to_python
self.JSError = JSError
self.enc = getattr(sys.stdin, 'encoding', None) or 'utf-8'
try:
import readline
self.readline = readline
except ImportError:
pass
self.output = ANSIStream(sys.stdout)
self.to_repl = Queue()
self.from_repl = Queue()
self.ps1, self.ps2 = ps1, ps2
self.show_js, self.libdir = show_js, libdir
self.prompt = ''
self.completions = None
self.start()
def __init__(self, ps1='>>> ', ps2='... ', show_js=False, libdir=None):
Thread.__init__(self, name='RapydScriptREPL')
self.to_python = to_python
self.JSError = JSError
self.enc = getattr(sys.stdin, 'encoding', None) or 'utf-8'
try:
import readline
self.readline = readline
except ImportError:
pass
self.output = ANSIStream(sys.stdout)
self.to_repl = Queue()
self.from_repl = Queue()
self.ps1, self.ps2 = ps1, ps2
self.show_js, self.libdir = show_js, libdir
self.prompt = ''
self.completions = None
self.start()
def __init__(self, ps1=">>> ", ps2="... ", show_js=False, libdir=None):
Thread.__init__(self, name="RapydScriptREPL")
self.to_python = to_python
self.JSError = JSError
self.enc = getattr(sys.stdin, "encoding", None) or "utf-8"
try:
import readline
self.readline = readline
except ImportError:
pass
self.output = ANSIStream(sys.stdout)
self.to_repl = Queue()
self.from_repl = Queue()
self.ps1, self.ps2 = ps1, ps2
self.show_js, self.libdir = show_js, libdir
self.prompt = ""
self.completions = None
self.start()
class Repl(Thread):
LINE_CONTINUATION_CHARS = r'\:'
daemon = True
def __init__(self, ps1='>>> ', ps2='... ', show_js=False, libdir=None):
Thread.__init__(self, name='RapydScriptREPL')
self.to_python = to_python
self.JSError = JSError
self.enc = getattr(sys.stdin, 'encoding', None) or 'utf-8'
try:
import readline
self.readline = readline
except ImportError:
pass
self.output = ANSIStream(sys.stdout)
self.to_repl = Queue()
self.from_repl = Queue()
self.ps1, self.ps2 = ps1, ps2
self.show_js, self.libdir = show_js, libdir
self.prompt = ''
self.completions = None
self.start()
def init_ctx(self):
self.prompt = self.ps1
self.ctx = compiler()
self.ctx.g.Duktape.write = self.output.write
self.ctx.eval(r'''console = { log: function() { Duktape.write(Array.prototype.slice.call(arguments).join(' ') + '\n');}};
console['error'] = console['log'];''')
self.ctx.g.repl_options = {
'show_js': self.show_js,
'histfile':False,
'input':True, 'output':True, 'ps1':self.ps1, 'ps2':self.ps2,
'terminal':self.output.isatty,
'enum_global': 'Object.keys(this)',
'lib_path': self.libdir or os.path.dirname(P(COMPILER_PATH)) # TODO: Change this to load pyj files from the src code
}
def get_from_repl(self):
while True:
try:
return self.from_repl.get(True, 1)
except Empty:
if not self.is_alive():
raise SystemExit(1)
def run(self):
self.init_ctx()
rl = None
def set_prompt(p):
self.prompt = p
def prompt(lw):
self.from_repl.put(to_python(lw))
self.ctx.g.set_prompt = set_prompt
self.ctx.g.prompt = prompt
self.ctx.eval('''
listeners = {};
rl = {
setPrompt:set_prompt,
write:Duktape.write,
clearLine: function() {},
on: function(ev, cb) { listeners[ev] = cb; return rl; },
prompt: prompt,
sync_prompt: true,
send_line: function(line) { listeners['line'](line); },
send_interrupt: function() { listeners['SIGINT'](); },
close: function() {listeners['close'](); },
};
repl_options.readline = { createInterface: function(options) { rl.completer = options.completer; return rl; }};
exports.init_repl(repl_options)
''', fname='<init repl>')
rl = self.ctx.g.rl
completer = to_python(rl.completer)
send_interrupt = to_python(rl.send_interrupt)
send_line = to_python(rl.send_line)
while True:
ev, line = self.to_repl.get()
try:
if ev == 'SIGINT':
self.output.write('\n')
send_interrupt()
elif ev == 'line':
send_line(line)
else:
val = completer(line)
val = to_python(val)
self.from_repl.put(val[0])
except Exception as e:
if isinstance(e, JSError):
print (e.stack or e.message, file=sys.stderr)
else:
import traceback
traceback.print_exc()
for i in xrange(100):
# Do this many times to ensure we dont deadlock
self.from_repl.put(None)
def __call__(self):
if hasattr(self, 'readline'):
history = os.path.join(cache_dir(), 'pyj-repl-history.txt')
self.readline.parse_and_bind("tab: complete")
try:
self.readline.read_history_file(history)
except EnvironmentError as e:
if e.errno != errno.ENOENT:
raise
atexit.register(partial(self.readline.write_history_file, history))
def completer(text, num):
if self.completions is None:
self.to_repl.put(('complete', text))
self.completions = filter(None, self.get_from_repl())
if self.completions is None:
return None
try:
return self.completions[num]
except (IndexError, TypeError, AttributeError, KeyError):
self.completions = None
if hasattr(self, 'readline'):
self.readline.set_completer(completer)
while True:
lw = self.get_from_repl()
if lw is None:
raise SystemExit(1)
q = self.prompt
if hasattr(self, 'readline'):
self.readline.set_pre_input_hook(lambda:(self.readline.insert_text(lw), self.readline.redisplay()))
else:
q += lw
try:
line = raw_input(q)
self.to_repl.put(('line', line))
except EOFError:
return
except KeyboardInterrupt:
self.to_repl.put(('SIGINT', None))
class Repl(Thread):
LINE_CONTINUATION_CHARS = r'\:'
daemon = True
def __init__(self, ps1='>>> ', ps2='... ', show_js=False, libdir=None):
Thread.__init__(self, name='RapydScriptREPL')
self.to_python = to_python
self.JSError = JSError
self.enc = getattr(sys.stdin, 'encoding', None) or 'utf-8'
try:
import readline
self.readline = readline
except ImportError:
pass
self.output = ANSIStream(sys.stdout)
self.to_repl = Queue()
self.from_repl = Queue()
self.ps1, self.ps2 = ps1, ps2
self.show_js, self.libdir = show_js, libdir
self.prompt = ''
self.completions = None
self.start()
def init_ctx(self):
self.prompt = self.ps1
self.ctx = compiler()
self.ctx.g.Duktape.write = self.output.write
self.ctx.eval(
r'''console = { log: function() { Duktape.write(Array.prototype.slice.call(arguments).join(' ') + '\n');}};
console['error'] = console['log'];''')
self.ctx.g.repl_options = {
'show_js': self.show_js,
'histfile': False,
'input': True,
'output': True,
'ps1': self.ps1,
'ps2': self.ps2,
'terminal': self.output.isatty,
'enum_global': 'Object.keys(this)',
'lib_path': self.libdir or os.path.dirname(
P(COMPILER_PATH
)) # TODO: Change this to load pyj files from the src code
}
def get_from_repl(self):
while True:
try:
return self.from_repl.get(True, 1)
except Empty:
if not self.is_alive():
raise SystemExit(1)
def run(self):
self.init_ctx()
rl = None
def set_prompt(p):
self.prompt = p
def prompt(lw):
self.from_repl.put(to_python(lw))
self.ctx.g.set_prompt = set_prompt
self.ctx.g.prompt = prompt
self.ctx.eval('''
listeners = {};
rl = {
setPrompt:set_prompt,
write:Duktape.write,
clearLine: function() {},
on: function(ev, cb) { listeners[ev] = cb; return rl; },
prompt: prompt,
sync_prompt: true,
send_line: function(line) { listeners['line'](line); },
send_interrupt: function() { listeners['SIGINT'](); },
close: function() {listeners['close'](); },
};
repl_options.readline = { createInterface: function(options) { rl.completer = options.completer; return rl; }};
exports.init_repl(repl_options)
''',
fname='<init repl>')
rl = self.ctx.g.rl
completer = to_python(rl.completer)
send_interrupt = to_python(rl.send_interrupt)
send_line = to_python(rl.send_line)
while True:
ev, line = self.to_repl.get()
try:
if ev == 'SIGINT':
self.output.write('\n')
send_interrupt()
elif ev == 'line':
send_line(line)
else:
val = completer(line)
val = to_python(val)
self.from_repl.put(val[0])
except Exception as e:
if isinstance(e, JSError):
print(e.stack or error_message(e), file=sys.stderr)
else:
import traceback
traceback.print_exc()
for i in range(100):
# Do this many times to ensure we dont deadlock
self.from_repl.put(None)
def __call__(self):
if hasattr(self, 'readline'):
history = os.path.join(cache_dir(), 'pyj-repl-history.txt')
self.readline.parse_and_bind("tab: complete")
try:
self.readline.read_history_file(history)
except EnvironmentError as e:
if e.errno != errno.ENOENT:
raise
atexit.register(partial(self.readline.write_history_file, history))
def completer(text, num):
if self.completions is None:
self.to_repl.put(('complete', text))
self.completions = list(filter(None, self.get_from_repl()))
if not self.completions:
return None
try:
return self.completions[num]
except (IndexError, TypeError, AttributeError, KeyError):
self.completions = None
if hasattr(self, 'readline'):
self.readline.set_completer(completer)
while True:
lw = self.get_from_repl()
if lw is None:
raise SystemExit(1)
q = self.prompt
if hasattr(self, 'readline'):
self.readline.set_pre_input_hook(lambda: (
self.readline.insert_text(lw), self.readline.redisplay()))
else:
q += lw
try:
line = raw_input(q)
self.to_repl.put(('line', line))
except EOFError:
return
except KeyboardInterrupt:
self.to_repl.put(('SIGINT', None))
def print_version(self, file=None):
from calibre.utils.terminal import ANSIStream
s = ANSIStream(file)
optparse.OptionParser.print_version(self, file=s)
def print_help(self, file=None):
from calibre.utils.terminal import ANSIStream
s = ANSIStream(file)
_OptionParser.print_help(self, file=s)