def path_order(x, y):
""" Helper for as_path, below. Orders properties with the implicit ones
first, and within the two sections in alphabetical order of feature
name.
"""
if x == y:
return 0
xg = get_grist(x)
yg = get_grist(y)
if yg and not xg:
return -1
elif xg and not yg:
return 1
else:
if not xg:
x = feature.expand_subfeatures([x])
y = feature.expand_subfeatures([y])
if x < y:
return -1
elif x > y:
return 1
else:
return 0
def path_order(x, y):
""" Helper for as_path, below. Orders properties with the implicit ones
first, and within the two sections in alphabetical order of feature
name.
"""
if x == y:
return 0
xg = get_grist(x)
yg = get_grist(y)
if yg and not xg:
return -1
elif xg and not yg:
return 1
else:
if not xg:
x = feature.expand_subfeatures([x])
y = feature.expand_subfeatures([y])
if x < y:
return -1
elif x > y:
return 1
else:
return 0
def expand_subfeatures_in_conditions (properties):
assert is_iterable_typed(properties, Property)
result = []
for p in properties:
if not p.condition:
result.append(p)
else:
expanded = []
for c in p.condition:
# It common that condition includes a toolset which
# was never defined, or mentiones subfeatures which
# were never defined. In that case, validation will
# only produce an spirious error, so don't validate.
expanded.extend(feature.expand_subfeatures ([c], True))
# we need to keep LazyProperties lazy
if isinstance(p, LazyProperty):
value = p.value
feature_name = get_grist(value)
value = value.replace(feature_name, '')
result.append(LazyProperty(feature_name, value, condition=expanded))
else:
result.append(Property(p.feature, p.value, expanded))
return result
def expand_subfeatures_in_conditions(properties):
assert is_iterable_typed(properties, Property)
result = []
for p in properties:
if not p.condition:
result.append(p)
else:
expanded = []
for c in p.condition:
# It common that condition includes a toolset which
# was never defined, or mentiones subfeatures which
# were never defined. In that case, validation will
# only produce an spirious error, so don't validate.
expanded.extend(feature.expand_subfeatures([c], True))
# we need to keep LazyProperties lazy
if isinstance(p, LazyProperty):
value = p.value
feature_name = get_grist(value)
value = value.replace(feature_name, '')
result.append(
LazyProperty(feature_name, value, condition=expanded))
else:
result.append(Property(p.feature, p.value, expanded))
return result
def expand_subfeatures_in_conditions(properties):
result = []
for p in properties:
s = __re_separate_condition_and_property.match(p)
if not s:
result.append(p)
else:
condition = s.group(1)
# Condition might include several elements
condition = condition.split(",")
value = s.group(2)
e = []
for c in condition:
# It common that condition includes a toolset which
# was never defined, or mentiones subfeatures which
# were never defined. In that case, validation will
# only produce an spirious error, so prevent
# validation by passing 'true' as second parameter.
e.extend(feature.expand_subfeatures(c, dont_validate=True))
if e == condition:
result.append(p)
else:
individual_subfeatures = set.difference(e, condition)
result.append(",".join(individual_subfeatures) + ":" + value)
return result
def expand_subfeatures_in_conditions (properties):
result = []
for p in properties:
s = __re_split_condition.match (p)
if not s:
result.append (p)
else:
condition = s.group (1)
# Condition might include several elements
condition = __re_comma.split (condition)
value = s.group (2)
e = []
for c in condition:
cg = get_grist (c)
if __re_toolset_feature.match (cg) or __re_os_feature.match (cg):
# It common that condition includes a toolset which
# was never defined, or mentiones subfeatures which
# were never defined. In that case, validation will
# only produce an spirious error, so don't validate.
e.append (feature.expand_subfeatures (c, True))
else:
e.append (feature.expand_subfeatures (c))
if e == condition:
result.append (p)
else:
individual_subfeatures = Set.difference (e, condition)
result.append (','.join (individual_subfeatures) + ':' + value)
return result
def expand_subfeatures_in_conditions(properties):
result = []
for p in properties:
if not p.condition():
result.append(p)
else:
expanded = []
for c in p.condition():
if c.feature().name().startswith("toolset") or c.feature().name() == "os":
# It common that condition includes a toolset which
# was never defined, or mentiones subfeatures which
# were never defined. In that case, validation will
# only produce an spirious error, so don't validate.
expanded.extend(feature.expand_subfeatures([c], True))
else:
expanded.extend(feature.expand_subfeatures([c]))
result.append(Property(p.feature(), p.value(), expanded))
return result
def expand_subfeatures_in_conditions (properties):
result = []
for p in properties:
if not p.condition():
result.append(p)
else:
expanded = []
for c in p.condition():
if c.feature().name().startswith("toolset") or c.feature().name() == "os":
# It common that condition includes a toolset which
# was never defined, or mentiones subfeatures which
# were never defined. In that case, validation will
# only produce an spirious error, so don't validate.
expanded.extend(feature.expand_subfeatures ([c], True))
else:
expanded.extend(feature.expand_subfeatures([c]))
result.append(Property(p.feature(), p.value(), expanded))
return result
def expand_subfeatures(self):
if not self.subfeatures_:
self.subfeatures_ = create(feature.expand_subfeatures(self.all_))
return self.subfeatures_
