Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(708)

Unified Diff: mojo/public/third_party/jinja2/visitor.py

Issue 2250183003: Make the fuchsia mojo/public repo the source of truth. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 4 years, 4 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « mojo/public/third_party/jinja2/utils.py ('k') | mojo/public/third_party/markupsafe/AUTHORS » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: mojo/public/third_party/jinja2/visitor.py
diff --git a/mojo/public/third_party/jinja2/visitor.py b/mojo/public/third_party/jinja2/visitor.py
deleted file mode 100644
index 413e7c309dc7fc137aa16c24808e9acd8227aad4..0000000000000000000000000000000000000000
--- a/mojo/public/third_party/jinja2/visitor.py
+++ /dev/null
@@ -1,87 +0,0 @@
-# -*- coding: utf-8 -*-
-"""
- jinja2.visitor
- ~~~~~~~~~~~~~~
-
- This module implements a visitor for the nodes.
-
- :copyright: (c) 2010 by the Jinja Team.
- :license: BSD.
-"""
-from jinja2.nodes import Node
-
-
-class NodeVisitor(object):
- """Walks the abstract syntax tree and call visitor functions for every
- node found. The visitor functions may return values which will be
- forwarded by the `visit` method.
-
- Per default the visitor functions for the nodes are ``'visit_'`` +
- class name of the node. So a `TryFinally` node visit function would
- be `visit_TryFinally`. This behavior can be changed by overriding
- the `get_visitor` function. If no visitor function exists for a node
- (return value `None`) the `generic_visit` visitor is used instead.
- """
-
- def get_visitor(self, node):
- """Return the visitor function for this node or `None` if no visitor
- exists for this node. In that case the generic visit function is
- used instead.
- """
- method = 'visit_' + node.__class__.__name__
- return getattr(self, method, None)
-
- def visit(self, node, *args, **kwargs):
- """Visit a node."""
- f = self.get_visitor(node)
- if f is not None:
- return f(node, *args, **kwargs)
- return self.generic_visit(node, *args, **kwargs)
-
- def generic_visit(self, node, *args, **kwargs):
- """Called if no explicit visitor function exists for a node."""
- for node in node.iter_child_nodes():
- self.visit(node, *args, **kwargs)
-
-
-class NodeTransformer(NodeVisitor):
- """Walks the abstract syntax tree and allows modifications of nodes.
-
- The `NodeTransformer` will walk the AST and use the return value of the
- visitor functions to replace or remove the old node. If the return
- value of the visitor function is `None` the node will be removed
- from the previous location otherwise it's replaced with the return
- value. The return value may be the original node in which case no
- replacement takes place.
- """
-
- def generic_visit(self, node, *args, **kwargs):
- for field, old_value in node.iter_fields():
- if isinstance(old_value, list):
- new_values = []
- for value in old_value:
- if isinstance(value, Node):
- value = self.visit(value, *args, **kwargs)
- if value is None:
- continue
- elif not isinstance(value, Node):
- new_values.extend(value)
- continue
- new_values.append(value)
- old_value[:] = new_values
- elif isinstance(old_value, Node):
- new_node = self.visit(old_value, *args, **kwargs)
- if new_node is None:
- delattr(node, field)
- else:
- setattr(node, field, new_node)
- return node
-
- def visit_list(self, node, *args, **kwargs):
- """As transformers may return lists in some places this method
- can be used to enforce a list as return value.
- """
- rv = self.visit(node, *args, **kwargs)
- if not isinstance(rv, list):
- rv = [rv]
- return rv
« no previous file with comments | « mojo/public/third_party/jinja2/utils.py ('k') | mojo/public/third_party/markupsafe/AUTHORS » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698