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comparison pydershell/pydershell.py @ 11:74f27983a350

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Added more to pydershell.
author Atul Varma <varmaa@toolness.com>
date Sun, 06 Sep 2009 20:12:48 +0000
parents fb25af17bae6
children f024e41d0fb9
comparison
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10:fb25af17bae6 11:74f27983a350
1 #! /usr/bin/env python
2
1 import sys 3 import sys
2 import time 4 import time
3 import threading 5 import threading
4 import traceback 6 import traceback
5 import pydermonkey 7 import pydermonkey
6 8
9 class InternalError(BaseException):
10 def __init__(self):
11 BaseException.__init__(self)
12 self.exc_info = sys.exc_info()
13
7 rt = pydermonkey.Runtime() 14 rt = pydermonkey.Runtime()
8 cx = rt.new_context() 15 cx = rt.new_context()
9 globalobj = cx.new_object() 16 globalobj = cx.new_object()
10 cx.init_standard_classes(globalobj) 17 cx.init_standard_classes(globalobj)
11 18
19 def safejsfunc(cx, on_obj, name=None):
20 def make_wrapper(func):
21 if name is None:
22 func_name = func.__name__
23 else:
24 func_name = name
25 def wrapper(func_cx, this, args):
26 try:
27 return func(func_cx, this, args)
28 except pydermonkey.error:
29 raise
30 except Exception:
31 raise InternalError()
32 cx.define_property(
33 on_obj,
34 func_name,
35 cx.new_function(wrapper, func_name)
36 )
37 return func
38 return make_wrapper
39
40 @safejsfunc(cx, globalobj)
12 def foo(cx, this, args): 41 def foo(cx, this, args):
13 return cx.call_function(this, args[0], ()) 42 return cx.call_function(this, args[0], ())
14 43
15 cx.define_property(globalobj, 44 @safejsfunc(cx, globalobj, 'print')
16 'foo',
17 cx.new_function(foo, 'foo'))
18
19 def jsprint(cx, this, args): 45 def jsprint(cx, this, args):
20 if len(args) > 0: 46 if len(args) > 0:
21 print args[0] 47 print args[0]
22
23 cx.define_property(globalobj,
24 'print',
25 cx.new_function(jsprint, 'print'))
26 48
27 def opcb(cx): 49 def opcb(cx):
28 # Don't do anything; if a keyboard interrupt was triggered, 50 # Don't do anything; if a keyboard interrupt was triggered,
29 # it'll get raised here automatically. 51 # it'll get raised here automatically.
30 pass 52 pass
83 try: 105 try:
84 cx.evaluate_script(globalobj, open(filename).read(), filename, 1) 106 cx.evaluate_script(globalobj, open(filename).read(), filename, 1)
85 except pydermonkey.error, e: 107 except pydermonkey.error, e:
86 print make_stack(state.js_stack) 108 print make_stack(state.js_stack)
87 print e.args[1] 109 print e.args[1]
110 except InternalError, e:
111 print "An internal error occurred."
112 traceback.print_tb(e.exc_info[2])
113 print e.exc_info[1]