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Fix float resolver for '.' and '._'

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A single dot matches the official YAML 1.1 int regex.
This was probably unintended. The regex now requires at least
a digit before or after the dot.
This commit is contained in:
Tina Müller 2021-02-06 00:39:43 +01:00 committed by Ingy döt Net
parent 575d2f46db
commit 8f27932796
2 changed files with 1 additions and 3 deletions
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2
lib/yaml/resolver.py
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@ -177,7 +177,7 @@ Resolver.add_implicit_resolver(
Resolver.add_implicit_resolver(
'tag:yaml.org,2002:float',
re.compile(r'''^(?:[-+]?(?:[0-9][0-9_]*)\.[0-9_]*(?:[eE][-+][0-9]+)?
|\.[0-9_]+(?:[eE][-+][0-9]+)?
|\.[0-9][0-9_]*(?:[eE][-+][0-9]+)?
|[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+\.[0-9_]*
|[-+]?\.(?:inf|Inf|INF)
|\.(?:nan|NaN|NAN))$''', re.X),

2
tests/data/yaml11.schema-skip
View File

@ -1,8 +1,6 @@
load: {
'Y': 1, 'y': 1, 'N': 1, 'n': 1,
'!!bool Y': 1, '!!bool N': 1, '!!bool n': 1, '!!bool y': 1,
'._', '!!str ._',
'._14', '!!str ._14'
}
dump: {
'!!str N': 1, '!!str Y': 1, '!!str n': 1, '!!str y': 1,