fix recursive import

5 files changed, 51 insertions, 46 deletions

diff --git a/pathod/language/base.py b/pathod/language/base.py
index 3b33c5ed..97871e7e 100644
--- a/pathod/language/base.py
+++ b/pathod/language/base.py
@@ -8,7 +8,6 @@ from mitmproxy.utils import human
 import typing  # noqa
 from . import generators
 from . import exceptions
-from . import message  # noqa
 
 
 class Settings:
@@ -539,43 +538,3 @@ class IntField(_Component):
 
     def spec(self):
         return "%s%s" % (self.preamble, self.origvalue)
-
-
-class NestedMessage(Token):
-
-    """
-        A nested message, as an escaped string with a preamble.
-    """
-    preamble = ""
-    nest_type = None  # type: typing.Optional[typing.Type[message.Message]]
-
-    def __init__(self, value):
-        Token.__init__(self)
-        self.value = value
-        try:
-            self.parsed = self.nest_type(
-                self.nest_type.expr().parseString(
-                    value.val.decode(),
-                    parseAll=True
-                )
-            )
-        except pp.ParseException as v:
-            raise exceptions.ParseException(v.msg, v.line, v.col)
-
-    @classmethod
-    def expr(cls):
-        e = pp.Literal(cls.preamble).suppress()
-        e = e + TokValueLiteral.expr()
-        return e.setParseAction(lambda x: cls(*x))
-
-    def values(self, settings):
-        return [
-            self.value.get_generator(settings),
-        ]
-
-    def spec(self):
-        return "%s%s" % (self.preamble, self.value.spec())
-
-    def freeze(self, settings):
-        f = self.parsed.freeze(settings).spec()
-        return self.__class__(TokValueLiteral(strutils.bytes_to_escaped_str(f.encode(), escape_single_quotes=True)))
diff --git a/pathod/language/http.py b/pathod/language/http.py
index 1ea55d75..5a962145 100644
--- a/pathod/language/http.py
+++ b/pathod/language/http.py
@@ -253,7 +253,7 @@ class Response(_HTTPMessage):
         return ":".join([i.spec() for i in self.tokens])
 
 
-class NestedResponse(base.NestedMessage):
+class NestedResponse(message.NestedMessage):
     preamble = "s"
     nest_type = Response
 
diff --git a/pathod/language/http2.py b/pathod/language/http2.py
index dc842e59..5b27d5bf 100644
--- a/pathod/language/http2.py
+++ b/pathod/language/http2.py
@@ -205,7 +205,7 @@ class Response(_HTTP2Message):
         return ":".join([i.spec() for i in self.tokens])
 
 
-class NestedResponse(base.NestedMessage):
+class NestedResponse(message.NestedMessage):
     preamble = "s"
     nest_type = Response
 
diff --git a/pathod/language/message.py b/pathod/language/message.py
index 6b4c5021..5dda654b 100644
--- a/pathod/language/message.py
+++ b/pathod/language/message.py
@@ -1,8 +1,11 @@
 import abc
-from . import actions, exceptions
-from mitmproxy.utils import strutils
 import typing  # noqa
 
+import pyparsing as pp
+
+from mitmproxy.utils import strutils
+from . import actions, exceptions, base
+
 LOG_TRUNCATE = 1024
 
 
@@ -96,3 +99,46 @@ class Message:
 
     def __repr__(self):
         return self.spec()
+
+
+class NestedMessage(base.Token):
+    """
+        A nested message, as an escaped string with a preamble.
+    """
+    preamble = ""
+    nest_type = None  # type: typing.Optional[typing.Type[Message]]
+
+    def __init__(self, value):
+        super().__init__()
+        self.value = value
+        try:
+            self.parsed = self.nest_type(
+                self.nest_type.expr().parseString(
+                    value.val.decode(),
+                    parseAll=True
+                )
+            )
+        except pp.ParseException as v:
+            raise exceptions.ParseException(v.msg, v.line, v.col)
+
+    @classmethod
+    def expr(cls):
+        e = pp.Literal(cls.preamble).suppress()
+        e = e + base.TokValueLiteral.expr()
+        return e.setParseAction(lambda x: cls(*x))
+
+    def values(self, settings):
+        return [
+            self.value.get_generator(settings),
+        ]
+
+    def spec(self):
+        return "%s%s" % (self.preamble, self.value.spec())
+
+    def freeze(self, settings):
+        f = self.parsed.freeze(settings).spec()
+        return self.__class__(
+            base.TokValueLiteral(
+                strutils.bytes_to_escaped_str(f.encode(), escape_single_quotes=True)
+            )
+        )
diff --git a/pathod/language/websockets.py b/pathod/language/websockets.py
index 68167964..cc00bcf1 100644
--- a/pathod/language/websockets.py
+++ b/pathod/language/websockets.py
@@ -236,7 +236,7 @@ class WebsocketFrame(message.Message):
         return ":".join([i.spec() for i in self.tokens])
 
 
-class NestedFrame(base.NestedMessage):
+class NestedFrame(message.NestedMessage):
     preamble = "f"
     nest_type = WebsocketFrame