intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 36 insertions, 0 deletions

diff --git a/contrib/python/prompt-toolkit/py2/prompt_toolkit/search_state.py b/contrib/python/prompt-toolkit/py2/prompt_toolkit/search_state.py
new file mode 100644
index 0000000000..3c494ea1a9
--- /dev/null
+++ b/contrib/python/prompt-toolkit/py2/prompt_toolkit/search_state.py
@@ -0,0 +1,36 @@
+from .enums import IncrementalSearchDirection
+from .filters import to_simple_filter
+
+__all__ = (
+    'SearchState',
+)
+
+
+class SearchState(object):
+    """
+    A search 'query'.
+    """
+    __slots__ = ('text', 'direction', 'ignore_case')
+
+    def __init__(self, text='', direction=IncrementalSearchDirection.FORWARD, ignore_case=False):
+        ignore_case = to_simple_filter(ignore_case)
+
+        self.text = text
+        self.direction = direction
+        self.ignore_case = ignore_case
+
+    def __repr__(self):
+        return '%s(%r, direction=%r, ignore_case=%r)' % (
+            self.__class__.__name__, self.text, self.direction, self.ignore_case)
+
+    def __invert__(self):
+        """
+        Create a new SearchState where backwards becomes forwards and the other
+        way around.
+        """
+        if self.direction == IncrementalSearchDirection.BACKWARD:
+            direction = IncrementalSearchDirection.FORWARD
+        else:
+            direction = IncrementalSearchDirection.BACKWARD
+
+        return SearchState(text=self.text, direction=direction, ignore_case=self.ignore_case)