Add support for deoplete

rplugin/python3/deoplete/sources/ultisnips.py

@@ -0,0 +1,20 @@
+from .base import Base
+
+class Source(Base):
+    def __init__(self, vim):
+        Base.__init__(self, vim)
+
+        self.name = 'ultisnips'
+        self.mark = '[US]'
+        self.rank = 8
+
+    def gather_candidates(self, context):
+        suggestions = []
+        snippets = self.vim.eval(
+            'UltiSnips#SnippetsInCurrentScope()')
+        for trigger in snippets:
+            suggestions.append({
+                'word': trigger,
+                'menu': self.mark + ' ' + snippets.get(trigger, '')
+            })
+        return suggestions