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rst: make parser overridable

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This commit is contained in:
Jérôme Carretero 2013-08-25 15:35:33 -04:00
parent 45a85542c5
commit f9944a5ec7
1 changed files with 20 additions and 19 deletions
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39
waflib/extras/rst.py
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@ -36,6 +36,25 @@ from waflib.TaskGen import feature, before_method
rst_progs = "rst2html rst2xetex rst2latex rst2xml rst2pdf rst2s5 rst2man rst2odt rst2rtf".split()
def parse_rst_node(node, nodes, names, seen):
# TODO add extensibility, to handle custom rst include tags...
if node in seen:
return
seen.append(node)
code = node.read()
re_rst = re.compile(r'^\s*.. (?P<subst>\|\S+\|) (?P<type>include|image|figure):: (?P<file>.*)$', re.M)
for match in re_rst.finditer(code):
ipath = match.group('file')
itype = match.group('type')
Logs.debug("rst: visiting %s: %s" % (itype, ipath))
found = node.parent.find_resource(ipath)
if found:
nodes.append(found)
if itype == 'include':
parse_rst_node(found, nodes, names, seen)
else:
names.append(ipath)
class docutils(Task.Task):
"""
Compile a rst file.
@ -45,7 +64,6 @@ class docutils(Task.Task):
"""
A recursive regex-based scanner that finds rst dependencies.
"""
# TODO add extensibility, to handle custom rst include tags...
nodes = []
names = []
@ -56,24 +74,7 @@ class docutils(Task.Task):
if not node:
return (nodes, names)
def parse_node(node):
if node in seen:
return
seen.append(node)
code = node.read()
re_rst = re.compile(r'^\s*.. (?P<subst>\|\S+\|) (?P<type>include|image|figure):: (?P<file>.*)$', re.M)
for match in re_rst.finditer(code):
ipath = match.group('file')
itype = match.group('type')
Logs.debug("rst: visiting %s: %s" % (itype, ipath))
found = node.parent.find_resource(ipath)
if found:
nodes.append(found)
if itype == 'include':
parse_node(found)
else:
names.append(ipath)
parse_node(node)
parse_rst_node(node, nodes, names, seen)
Logs.debug("rst: %s: found the following file deps: %s" % (repr(self), nodes))
if names: