diff options
Diffstat (limited to 'jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/html5lib/treewalkers/lxmletree.py')
| -rw-r--r-- | jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/html5lib/treewalkers/lxmletree.py | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/html5lib/treewalkers/lxmletree.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/html5lib/treewalkers/lxmletree.py deleted file mode 100644 index 4373383..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/html5lib/treewalkers/lxmletree.py +++ /dev/null @@ -1,208 +0,0 @@ -from __future__ import absolute_import, division, unicode_literals -from pip._vendor.six import text_type - -from lxml import etree -from ..treebuilders.etree import tag_regexp - -from gettext import gettext -_ = gettext - -from . import _base - -from .. import ihatexml - - -def ensure_str(s): - if s is None: - return None - elif isinstance(s, text_type): - return s - else: - return s.decode("utf-8", "strict") - - -class Root(object): - def __init__(self, et): - self.elementtree = et - self.children = [] - if et.docinfo.internalDTD: - self.children.append(Doctype(self, - ensure_str(et.docinfo.root_name), - ensure_str(et.docinfo.public_id), - ensure_str(et.docinfo.system_url))) - root = et.getroot() - node = root - - while node.getprevious() is not None: - node = node.getprevious() - while node is not None: - self.children.append(node) - node = node.getnext() - - self.text = None - self.tail = None - - def __getitem__(self, key): - return self.children[key] - - def getnext(self): - return None - - def __len__(self): - return 1 - - -class Doctype(object): - def __init__(self, root_node, name, public_id, system_id): - self.root_node = root_node - self.name = name - self.public_id = public_id - self.system_id = system_id - - self.text = None - self.tail = None - - def getnext(self): - return self.root_node.children[1] - - -class FragmentRoot(Root): - def __init__(self, children): - self.children = [FragmentWrapper(self, child) for child in children] - self.text = self.tail = None - - def getnext(self): - return None - - -class FragmentWrapper(object): - def __init__(self, fragment_root, obj): - self.root_node = fragment_root - self.obj = obj - if hasattr(self.obj, 'text'): - self.text = ensure_str(self.obj.text) - else: - self.text = None - if hasattr(self.obj, 'tail'): - self.tail = ensure_str(self.obj.tail) - else: - self.tail = None - self.isstring = isinstance(obj, str) or isinstance(obj, bytes) - # Support for bytes here is Py2 - if self.isstring: - self.obj = ensure_str(self.obj) - - def __getattr__(self, name): - return getattr(self.obj, name) - - def getnext(self): - siblings = self.root_node.children - idx = siblings.index(self) - if idx < len(siblings) - 1: - return siblings[idx + 1] - else: - return None - - def __getitem__(self, key): - return self.obj[key] - - def __bool__(self): - return bool(self.obj) - - def getparent(self): - return None - - def __str__(self): - return str(self.obj) - - def __unicode__(self): - return str(self.obj) - - def __len__(self): - return len(self.obj) - - -class TreeWalker(_base.NonRecursiveTreeWalker): - def __init__(self, tree): - if hasattr(tree, "getroot"): - tree = Root(tree) - elif isinstance(tree, list): - tree = FragmentRoot(tree) - _base.NonRecursiveTreeWalker.__init__(self, tree) - self.filter = ihatexml.InfosetFilter() - - def getNodeDetails(self, node): - if isinstance(node, tuple): # Text node - node, key = node - assert key in ("text", "tail"), _("Text nodes are text or tail, found %s") % key - return _base.TEXT, ensure_str(getattr(node, key)) - - elif isinstance(node, Root): - return (_base.DOCUMENT,) - - elif isinstance(node, Doctype): - return _base.DOCTYPE, node.name, node.public_id, node.system_id - - elif isinstance(node, FragmentWrapper) and node.isstring: - return _base.TEXT, node.obj - - elif node.tag == etree.Comment: - return _base.COMMENT, ensure_str(node.text) - - elif node.tag == etree.Entity: - return _base.ENTITY, ensure_str(node.text)[1:-1] # strip &; - - else: - # This is assumed to be an ordinary element - match = tag_regexp.match(ensure_str(node.tag)) - if match: - namespace, tag = match.groups() - else: - namespace = None - tag = ensure_str(node.tag) - attrs = {} - for name, value in list(node.attrib.items()): - name = ensure_str(name) - value = ensure_str(value) - match = tag_regexp.match(name) - if match: - attrs[(match.group(1), match.group(2))] = value - else: - attrs[(None, name)] = value - return (_base.ELEMENT, namespace, self.filter.fromXmlName(tag), - attrs, len(node) > 0 or node.text) - - def getFirstChild(self, node): - assert not isinstance(node, tuple), _("Text nodes have no children") - - assert len(node) or node.text, "Node has no children" - if node.text: - return (node, "text") - else: - return node[0] - - def getNextSibling(self, node): - if isinstance(node, tuple): # Text node - node, key = node - assert key in ("text", "tail"), _("Text nodes are text or tail, found %s") % key - if key == "text": - # XXX: we cannot use a "bool(node) and node[0] or None" construct here - # because node[0] might evaluate to False if it has no child element - if len(node): - return node[0] - else: - return None - else: # tail - return node.getnext() - - return (node, "tail") if node.tail else node.getnext() - - def getParentNode(self, node): - if isinstance(node, tuple): # Text node - node, key = node - assert key in ("text", "tail"), _("Text nodes are text or tail, found %s") % key - if key == "text": - return node - # else: fallback to "normal" processing - - return node.getparent() |