Support for Scala dependency detection

wakatime/dependencies/jvm.py

@@ -94,3 +94,39 @@ class JavaParser(TokenParser):
 
     def _process_other(self, token, content):
         pass
+
+
+class ScalaParser(TokenParser):
+    state = None
+
+    def parse(self):
+        for index, token, content in self.tokens:
+            self._process_token(token, content)
+        return self.dependencies
+
+    def _process_token(self, token, content):
+        if self.partial(token) == 'Keyword':
+            self._process_keyword(token, content)
+        elif self.partial(token) == 'Text':
+            self._process_text(token, content)
+        elif self.partial(token) == 'Namespace':
+            self._process_namespace(token, content)
+        else:
+            self._process_other(token, content)
+
+    def _process_keyword(self, token, content):
+        self.state = content
+
+    def _process_text(self, token, content):
+        pass
+
+    def _process_namespace(self, token, content):
+        if self.state == 'import':
+            self.append(self._format(content))
+        self.state = None
+
+    def _process_other(self, token, content):
+        self.state = None
+
+    def _format(self, content):
+        return content.strip().lstrip('__root__').strip('_').strip('.')