added search-tags, abc for tag commands, and fixed auto-initialization of TAGS

--HG--
branch : pmacs2

application.py

@@ -1089,7 +1089,7 @@ class Application(object):
 
     def get_minibuffer_lines(self):
         lines2 = []
-        if self.error_string:
+        if self.error_string and False:
             maxlen = self.config['max_error_len']
             if len(self.error_string) < maxlen:
                 s = self.error_string

etags.py

@@ -30,6 +30,9 @@ class TagManager(object):
     def get(self, name):
         return self.etags.tag_map.get(name, [])
 
+    def list(self):
+        return self.etags.record_list
+
     def update(self):
         if self.is_outdated():
             self.run()

method/tags.py

@@ -4,16 +4,71 @@ import completer
 from etags import TagManager
 import default
 
-class FindTag(Method):
-    args = [arg('tag', p='Tag name: ', dv=default.current_token, ld=True, h='Search for a tag')]
+class TagBase(Method):
+    _is_method = False
+    def _setup(self, w, vargs):
+        InitTags().execute(w)
+        if 'tag-base' in w.buffer.settings[w.mode.name]:
+            base    = w.buffer.settings[w.mode.name].get('tag-base')
+            manager = w.application.state['tags'][base]
+            return base, manager
+        else:
+            w.application.mini_buffer.add_callback(self._resume)
+            self._old_window = w
+            self._old_vargs  = vargs
+            return None, None
+
+    def _resume(self, s):
+        self._execute(self._old_window, **self._old_vargs)
+
+    def _goto_record(self, w, r):
+        b = w.application.open_path(r.path)
+        w.application.switch_buffer(b)
+        b.windows[0].goto_line(r.line)
+
+    def _display_records(self, records):
+        cwd = os.getcwd()
+        if not cwd.endswith('/'):
+            cwd += '/'
+
+        tpls = [(r.path.replace(cwd, ''), r.line, r.defn) for r in records]
+        data = '\n'.join(['%s:%d:%s' % tpl for tpl in tpls]) + '\n'
+        return data
+
+class SearchTags(TagBase):
+    _is_method = True
+    args       = [arg('query', p='Query: ', h='Search all tags')]
+    def _execute(self, w, **vargs):
+        query = vargs['query']
+        b     = w.buffer
+        a     = w.application
+
+        base, m = self._setup(w, vargs)
+        if base is None:
+            return
+
+        records = [r for r in m.etags.record_list if query in r.name]
+
+        if len(records) == 0:
+            w.set_error('no records matched query %r' % query)
+            return
+
+        data = self._display_records(records)
+        a.data_buffer("*Tag-Records*", data, switch_to=True, modename='error')
+        w.set_error('found %d records for query %r' % (len(records), query))
+
+class FindTag(TagBase):
+    _is_method = True
+    args       = [arg('tag', p='Tag name: ', dv=default.current_token, ld=True,
+                      h='Search for a tag')]
     def _execute(self, w, **vargs):
         tag = vargs['tag']
         b   = w.buffer
         a   = w.application
 
-        InitTags().execute(w)
-        base = b.settings[w.mode.name].get('tag-base')
-        m    = a.state['tags'][base]
+        base, m = self._setup(w, vargs)
+        if base is None:
+            return
 
         records = m.get(tag)
         if not records:
@@ -21,19 +76,11 @@ class FindTag(Method):
             return
 
         if len(records) == 1:
-            b = a.open_path(records[0].path)
-            a.switch_buffer(b)
-            b.windows[0].goto_line(records[0].line)
+            self._goto_record(w, records[0])
             w.set_error('found one record for tag %r' % tag)
             return
 
-        cwd = os.getcwd()
-        if not cwd.endswith('/'):
-            cwd += '/'
-
-        tpls = [(r.path.replace(cwd, ''), r.line, r.defn) for r in records]
-
-        data = '\n'.join(['%s:%d:%s' % tpl for tpl in tpls]) + '\n'
+        data = self._display_records(records)
         a.data_buffer("*Tag-Records*", data, switch_to=True, modename='error')
         w.set_error('found %d records for tag %r' % (len(records), tag))
 
@@ -83,6 +130,7 @@ class InitTags(Method):
             self._prompt = "Enter source directory: "
             c = completer.get_completer('path')
             d = os.path.dirname(w.buffer.path)
+            a.clear_error() #xyz
             a.open_mini_buffer(self._prompt, self._cb, tabber=c, startvalue=d)
 
     def _cb(self, v):

minibuffer.py

@@ -26,6 +26,12 @@ class MiniBuffer(buffer.Buffer):
         
     def name(self):
         return "*Minibuffer*"
+    def add_callback(self, f):
+        cb = self.callback
+        def newcb(s):
+            cb(s)
+            f(s)
+        self.callback = newcb
     def do_callback(self):
         self.callback(self.make_string())
     def close(self):