本文整理汇总了Python中mako.parsetree.ControlLine方法的典型用法代码示例。如果您正苦于以下问题：Python parsetree.ControlLine方法的具体用法？Python parsetree.ControlLine怎么用？Python parsetree.ControlLine使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类mako.parsetree的用法示例。
在下文中一共展示了parsetree.ControlLine方法的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: match_control_line
# 需要导入模块: from mako import parsetree [as 别名]
# 或者: from mako.parsetree import ControlLine [as 别名]
def match_control_line(self):
match = self.match(
r"(?<=^)[\t ]*(%(?!%)|##)[\t ]*((?:(?:\\r?\n)|[^\r\n])*)"
r"(?:\r?\n|\Z)",
re.M,
)
if match:
operator = match.group(1)
text = match.group(2)
if operator == "%":
m2 = re.match(r"(end)?(\w+)\s*(.*)", text)
if not m2:
raise exceptions.SyntaxException(
"Invalid control line: '%s'" % text,
**self.exception_kwargs
)
isend, keyword = m2.group(1, 2)
isend = isend is not None
if isend:
if not len(self.control_line):
raise exceptions.SyntaxException(
"No starting keyword '%s' for '%s'"
% (keyword, text),
**self.exception_kwargs
)
elif self.control_line[-1].keyword != keyword:
raise exceptions.SyntaxException(
"Keyword '%s' doesn't match keyword '%s'"
% (text, self.control_line[-1].keyword),
**self.exception_kwargs
)
self.append_node(parsetree.ControlLine, keyword, isend, text)
else:
self.append_node(parsetree.Comment, text)
return True
else:
return False 示例2: visitControlLine
# 需要导入模块: from mako import parsetree [as 别名]
# 或者: from mako.parsetree import ControlLine [as 别名]
def visitControlLine(self, node):
if node.isend:
self.printer.writeline(None)
if node.has_loop_context:
self.printer.writeline("finally:")
self.printer.writeline("loop = __M_loop._exit()")
self.printer.writeline(None)
else:
self.printer.start_source(node.lineno)
if self.compiler.enable_loop and node.keyword == "for":
text = mangle_mako_loop(node, self.printer)
else:
text = node.text
self.printer.writeline(text)
children = node.get_children()
# this covers the three situations where we want to insert a pass:
# 1) a ternary control line with no children,
# 2) a primary control line with nothing but its own ternary
# and end control lines, and
# 3) any control line with no content other than comments
if not children or (
compat.all(
isinstance(c, (parsetree.Comment, parsetree.ControlLine))
for c in children
)
and compat.all(
(node.is_ternary(c.keyword) or c.isend)
for c in children
if isinstance(c, parsetree.ControlLine)
)
):
self.printer.writeline("pass") 示例3: append_node
# 需要导入模块: from mako import parsetree [as 别名]
# 或者: from mako.parsetree import ControlLine [as 别名]
def append_node(self, nodecls, *args, **kwargs):
kwargs.setdefault('source', self.text)
kwargs.setdefault('lineno', self.matched_lineno)
kwargs.setdefault('pos', self.matched_charpos)
kwargs['filename'] = self.filename
node = nodecls(*args, **kwargs)
if len(self.tag):
self.tag[-1].nodes.append(node)
else:
self.template.nodes.append(node)
# build a set of child nodes for the control line
# (used for loop variable detection)
# also build a set of child nodes on ternary control lines
# (used for determining if a pass needs to be auto-inserted
if self.control_line:
control_frame = self.control_line[-1]
control_frame.nodes.append(node)
if not (isinstance(node, parsetree.ControlLine) and
control_frame.is_ternary(node.keyword)):
if self.ternary_stack and self.ternary_stack[-1]:
self.ternary_stack[-1][-1].nodes.append(node)
if isinstance(node, parsetree.Tag):
if len(self.tag):
node.parent = self.tag[-1]
self.tag.append(node)
elif isinstance(node, parsetree.ControlLine):
if node.isend:
self.control_line.pop()
self.ternary_stack.pop()
elif node.is_primary:
self.control_line.append(node)
self.ternary_stack.append([])
elif self.control_line and \
self.control_line[-1].is_ternary(node.keyword):
self.ternary_stack[-1].append(node)
elif self.control_line and \
not self.control_line[-1].is_ternary(node.keyword):
raise exceptions.SyntaxException(
"Keyword '%s' not a legal ternary for keyword '%s'" %
(node.keyword, self.control_line[-1].keyword),
**self.exception_kwargs) 示例4: match_control_line
# 需要导入模块: from mako import parsetree [as 别名]
# 或者: from mako.parsetree import ControlLine [as 别名]
def match_control_line(self):
match = self.match(
r"(?<=^)[\t ]*(%(?!%)|##)[\t ]*((?:(?:\\r?\n)|[^\r\n])*)"
r"(?:\r?\n|\Z)", re.M)
if match:
operator = match.group(1)
text = match.group(2)
if operator == '%':
m2 = re.match(r'(end)?(\w+)\s*(.*)', text)
if not m2:
raise exceptions.SyntaxException(
"Invalid control line: '%s'" %
text,
**self.exception_kwargs)
isend, keyword = m2.group(1, 2)
isend = (isend is not None)
if isend:
if not len(self.control_line):
raise exceptions.SyntaxException(
"No starting keyword '%s' for '%s'" %
(keyword, text),
**self.exception_kwargs)
elif self.control_line[-1].keyword != keyword:
raise exceptions.SyntaxException(
"Keyword '%s' doesn't match keyword '%s'" %
(text, self.control_line[-1].keyword),
**self.exception_kwargs)
self.append_node(parsetree.ControlLine, keyword, isend, text)
else:
self.append_node(parsetree.Comment, text)
return True
else:
return False 示例5: visitControlLine
# 需要导入模块: from mako import parsetree [as 别名]
# 或者: from mako.parsetree import ControlLine [as 别名]
def visitControlLine(self, node):
if node.isend:
self.printer.writeline(None)
if node.has_loop_context:
self.printer.writeline('finally:')
self.printer.writeline("loop = __M_loop._exit()")
self.printer.writeline(None)
else:
self.printer.start_source(node.lineno)
if self.compiler.enable_loop and node.keyword == 'for':
text = mangle_mako_loop(node, self.printer)
else:
text = node.text
self.printer.writeline(text)
children = node.get_children()
# this covers the three situations where we want to insert a pass:
# 1) a ternary control line with no children,
# 2) a primary control line with nothing but its own ternary
# and end control lines, and
# 3) any control line with no content other than comments
if not children or (
compat.all(isinstance(c, (parsetree.Comment,
parsetree.ControlLine))
for c in children) and
compat.all((node.is_ternary(c.keyword) or c.isend)
for c in children
if isinstance(c, parsetree.ControlLine))):
self.printer.writeline("pass") 示例6: append_node
# 需要导入模块: from mako import parsetree [as 别名]
# 或者: from mako.parsetree import ControlLine [as 别名]
def append_node(self, nodecls, *args, **kwargs):
kwargs.setdefault('source', self.text)
kwargs.setdefault('lineno', self.matched_lineno)
kwargs.setdefault('pos', self.matched_charpos)
kwargs['filename'] = self.filename
node = nodecls(*args, **kwargs)
if len(self.tag):
self.tag[-1].nodes.append(node)
else:
self.template.nodes.append(node)
# build a set of child nodes for the control line
# (used for loop variable detection)
# also build a set of child nodes on ternary control lines
# (used for determining if a pass needs to be auto-inserted
if self.control_line:
control_frame = self.control_line[-1]
control_frame.nodes.append(node)
if not (isinstance(node, parsetree.ControlLine) and
control_frame.is_ternary(node.keyword)):
if self.ternary_stack and self.ternary_stack[-1]:
self.ternary_stack[-1][-1].nodes.append(node)
if isinstance(node, parsetree.Tag):
if len(self.tag):
node.parent = self.tag[-1]
self.tag.append(node)
elif isinstance(node, parsetree.ControlLine):
if node.isend:
self.control_line.pop()
self.ternary_stack.pop()
elif node.is_primary:
self.control_line.append(node)
self.ternary_stack.append([])
elif self.control_line and \
self.control_line[-1].is_ternary(node.keyword):
self.ternary_stack[-1].append(node)
elif self.control_line and \
not self.control_line[-1].is_ternary(node.keyword):
raise exceptions.SyntaxException(
"Keyword '%s' not a legal ternary for keyword '%s'" %
(node.keyword, self.control_line[-1].keyword),
**self.exception_kwargs) 示例7: match_control_line
# 需要导入模块: from mako import parsetree [as 别名]
# 或者: from mako.parsetree import ControlLine [as 别名]
def match_control_line(self):
match = self.match(
r"(?<=^)[\t ]*(%(?!%)|##)[\t ]*((?:(?:\\r?\n)|[^\r\n])*)"
r"(?:\r?\n|\Z)", re.M)
if match:
operator = match.group(1)
text = match.group(2)
if operator == '%':
m2 = re.match(r'(end)?(\w+)\s*(.*)', text)
if not m2:
raise exceptions.SyntaxException(
"Invalid control line: '%s'" %
text,
**self.exception_kwargs)
isend, keyword = m2.group(1, 2)
isend = (isend is not None)
if isend:
if not len(self.control_line):
raise exceptions.SyntaxException(
"No starting keyword '%s' for '%s'" %
(keyword, text),
**self.exception_kwargs)
elif self.control_line[-1].keyword != keyword:
raise exceptions.SyntaxException(
"Keyword '%s' doesn't match keyword '%s'" %
(text, self.control_line[-1].keyword),
**self.exception_kwargs)
self.append_node(parsetree.ControlLine, keyword, isend, text)
else:
self.append_node(parsetree.Comment, text)
return True
else:
return False 示例8: visitControlLine
# 需要导入模块: from mako import parsetree [as 别名]
# 或者: from mako.parsetree import ControlLine [as 别名]
def visitControlLine(self, node):
if node.isend:
self.printer.writeline(None)
if node.has_loop_context:
self.printer.writeline('finally:')
self.printer.writeline("loop = __M_loop._exit()")
self.printer.writeline(None)
else:
self.printer.start_source(node.lineno)
if self.compiler.enable_loop and node.keyword == 'for':
text = mangle_mako_loop(node, self.printer)
else:
text = node.text
self.printer.writeline(text)
children = node.get_children()
# this covers the three situations where we want to insert a pass:
# 1) a ternary control line with no children,
# 2) a primary control line with nothing but its own ternary
# and end control lines, and
# 3) any control line with no content other than comments
if not children or (
compat.all(isinstance(c, (parsetree.Comment,
parsetree.ControlLine))
for c in children) and
compat.all((node.is_ternary(c.keyword) or c.isend)
for c in children
if isinstance(c, parsetree.ControlLine))):
self.printer.writeline("pass") 示例9: append_node
# 需要导入模块: from mako import parsetree [as 别名]
# 或者: from mako.parsetree import ControlLine [as 别名]
def append_node(self, nodecls, *args, **kwargs):
kwargs.setdefault("source", self.text)
kwargs.setdefault("lineno", self.matched_lineno)
kwargs.setdefault("pos", self.matched_charpos)
kwargs["filename"] = self.filename
node = nodecls(*args, **kwargs)
if len(self.tag):
self.tag[-1].nodes.append(node)
else:
self.template.nodes.append(node)
# build a set of child nodes for the control line
# (used for loop variable detection)
# also build a set of child nodes on ternary control lines
# (used for determining if a pass needs to be auto-inserted
if self.control_line:
control_frame = self.control_line[-1]
control_frame.nodes.append(node)
if not (
isinstance(node, parsetree.ControlLine)
and control_frame.is_ternary(node.keyword)
):
if self.ternary_stack and self.ternary_stack[-1]:
self.ternary_stack[-1][-1].nodes.append(node)
if isinstance(node, parsetree.Tag):
if len(self.tag):
node.parent = self.tag[-1]
self.tag.append(node)
elif isinstance(node, parsetree.ControlLine):
if node.isend:
self.control_line.pop()
self.ternary_stack.pop()
elif node.is_primary:
self.control_line.append(node)
self.ternary_stack.append([])
elif self.control_line and self.control_line[-1].is_ternary(
node.keyword
):
self.ternary_stack[-1].append(node)
elif self.control_line and not self.control_line[-1].is_ternary(
node.keyword
):
raise exceptions.SyntaxException(
"Keyword '%s' not a legal ternary for keyword '%s'"
% (node.keyword, self.control_line[-1].keyword),
**self.exception_kwargs
)