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-rw-r--r--.venv/lib/python3.12/site-packages/libpasteurize/fixes/fix_annotations.py48
1 files changed, 48 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/libpasteurize/fixes/fix_annotations.py b/.venv/lib/python3.12/site-packages/libpasteurize/fixes/fix_annotations.py
new file mode 100644
index 00000000..884b6741
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/libpasteurize/fixes/fix_annotations.py
@@ -0,0 +1,48 @@
+u"""
+Fixer to remove function annotations
+"""
+
+from lib2to3 import fixer_base
+from lib2to3.pgen2 import token
+from lib2to3.fixer_util import syms
+
+warning_text = u"Removing function annotations completely."
+
+def param_without_annotations(node):
+ return node.children[0]
+
+class FixAnnotations(fixer_base.BaseFix):
+
+ warned = False
+
+ def warn_once(self, node, reason):
+ if not self.warned:
+ self.warned = True
+ self.warning(node, reason=reason)
+
+ PATTERN = u"""
+ funcdef< 'def' any parameters< '(' [params=any] ')' > ['->' ret=any] ':' any* >
+ """
+
+ def transform(self, node, results):
+ u"""
+ This just strips annotations from the funcdef completely.
+ """
+ params = results.get(u"params")
+ ret = results.get(u"ret")
+ if ret is not None:
+ assert ret.prev_sibling.type == token.RARROW, u"Invalid return annotation"
+ self.warn_once(node, reason=warning_text)
+ ret.prev_sibling.remove()
+ ret.remove()
+ if params is None: return
+ if params.type == syms.typedargslist:
+ # more than one param in a typedargslist
+ for param in params.children:
+ if param.type == syms.tname:
+ self.warn_once(node, reason=warning_text)
+ param.replace(param_without_annotations(param))
+ elif params.type == syms.tname:
+ # one param
+ self.warn_once(node, reason=warning_text)
+ params.replace(param_without_annotations(params))