refactor prompt completion

This just splits the file completion.py into several files, one for each
Completer subclass.

1 files changed, 26 insertions, 0 deletions

diff --git a/alot/completion/commandname.py b/alot/completion/commandname.py
new file mode 100644
index 00000000..5c946eb6
--- /dev/null
+++ b/alot/completion/commandname.py
@@ -0,0 +1,26 @@
+# Copyright (C) 2011-2019  Patrick Totzke <patricktotzke@gmail.com>
+# This file is released under the GNU GPL, version 3 or a later revision.
+# For further details see the COPYING file
+
+import logging
+from alot import commands
+from .completer import Completer
+
+
+class CommandNameCompleter(Completer):
+    """Completes command names."""
+
+    def __init__(self, mode):
+        """
+        :param mode: mode identifier
+        :type mode: str
+        """
+        self.mode = mode
+
+    def complete(self, original, pos):
+        commandprefix = original[:pos]
+        logging.debug('original="%s" prefix="%s"', original, commandprefix)
+        cmdlist = commands.COMMANDS['global'].copy()
+        cmdlist.update(commands.COMMANDS[self.mode])
+        matching = [t for t in cmdlist if t.startswith(commandprefix)]
+        return [(t, len(t)) for t in matching]