new features ftw

--HG--
branch : pmacs2

application.py

@@ -2,7 +2,7 @@
 import curses, curses.ascii, getpass, os, re, string, sets, sys, termios, time
 import traceback
 
-import buffer, bufferlist, color, completer, keyinput, method, minibuffer, mode, mode
+import buffer, bufferlist, color, completer, keyinput, method, minibuffer, mode
 import util, window
 from point import Point
 
@@ -190,6 +190,7 @@ class Application(object):
         method.DATATYPES['register']       = completer.RegisterCompleter()
         method.DATATYPES['mode']           = completer.ModeCompleter()
         method.DATATYPES['perlfunction']   = completer.PerlFunctionCompleter()
+        method.DATATYPES['pythonfunction'] = completer.PythonFunctionCompleter()
 
         # set up curses
         self.win = curses.newwin(self.y, self.x, 0, 0)

completer.py

@@ -111,3 +111,9 @@ class PerlFunctionCompleter(Completer):
         old_window = w.buffer.method.old_window
         functions = old_window.mode.get_functions()
         return [n for n in functions if n.startswith(s)]
+
+class PythonFunctionCompleter(Completer):
+    def get_candidates(self, s, w=None):
+        old_window = w.buffer.method.old_window
+        functions = old_window.mode.get_functions()
+        return [n for n in functions if n.startswith(s)]

mode/python.py

@@ -200,6 +200,9 @@ class Python(mode.Fundamental):
         'rawstring.end':     ('green', 'default'),
         'system_identifier': ('cyan', 'default'),
     }
+    config = {
+        'python.lib': '.',
+    }
     def __init__(self, w):
         mode.Fundamental.__init__(self, w)
         # tag matching
@@ -207,22 +210,61 @@ class Python(mode.Fundamental):
         self.add_bindings('close-brace', ('}',))
         self.add_bindings('close-bracket', (']',))
         # add python-specific methods
+        self.add_action(PythonInitFunctions())
+        self.add_action(PythonListFunctions())
+        self.add_action_and_bindings(PythonGotoFunction(), ('C-c M-g',))
         self.add_action_and_bindings(PythonCheckSyntax(), ('C-c s',))
         self.add_action_and_bindings(PythonDictCleanup(), ('C-c h',))
-        # highlighting
-        self.pythonlib = "."
+        # other python
+        self.functions = None
+    def build_function_map(self):
+        b = self.window.buffer
+        self.functions = {}
+        for i in range(0, len(b.lines)):
+            m = regex.python_function.match(b.lines[i])
+            if m:
+                self.functions[m.group(1)] = i
+    def get_functions(self):
+        if self.functions is None:
+            self.build_function_map()
+        return self.functions
+    def get_function_names(self):
+        functions = self.get_functions()
+        pairs = [[functions[key], key] for key in functions]
+        pairs.sort()
+        names = [x[1] for x in pairs]
+        return names
 
-class PythonSetLib(method.Method):
-    '''Set the path(s) to find perl modules'''
-    args = [method.Argument("lib", type=type(""), prompt="Python Path: ",
-                            default=default.build_constant("."))]
+class PythonInitFunctions(method.Method):
+    '''Jump to a function defined in this module'''
     def _execute(self, w, **vargs):
-        w.mode.pythonlib = vargs['lib']
+        w.mode.build_function_map()
+        w.application.set_error("Initialized function map")
+
+class PythonGotoFunction(method.Method):
+    '''Jump to a function defined in this module'''
+    args = [method.Argument("name", type(""), "pythonfunction", "Goto Function: ")]
+    def _execute(self, w, **vargs):
+        name = vargs['name']
+        functions = w.mode.get_functions()
+        if name in functions:
+            w.goto(Point(0, functions[name]))
+        else:
+            w.application.set_error("Function %r was not found" % name)
+
+class PythonListFunctions(method.Method):
+    '''Show the user all functions defined in this module'''
+    def _execute(self, w, **vargs):
+        names = w.mode.get_function_names()
+        output = "\n".join(names) + "\n"
+        w.application.data_buffer("*Python-List-Functions*", output, switch_to=True)
 
 class PythonCheckSyntax(method.Method):
     '''Check the syntax of the current python file'''
     def _execute(self, w, **vargs):
-        sys.path.insert(0, w.mode.pythonlib)
+        pythonlib = w.application.config.get('python.lib')
+        if pythonlib:
+            sys.path.insert(0, pythonlib)
         source = w.buffer.make_string()
         try:
             code = compile(source, w.buffer.path, 'exec')

regex.py

@@ -32,3 +32,4 @@ perl_function = re.compile(r"^ *sub ([A-Za-z_][A-Za-z0-9_]*)")
 python_base = re.compile(r"^[^ ]")
 python_dict_cleanup = re.compile(r"^( *)((?:[^'\":]|'(?:\.|[^\'])*'|\"(?:\.|[^\'])*)+?)( *)(:)( *)([^ ].*)$")
 python_assign_cleanup = re.compile(r"^( *)([^ ]+)( *)(=)( *)([^ ].*)$")
+python_function = re.compile('^ *def ([A-Za-z_][A-Za-z0-9_]*)')