def loadInteger(name, value, min=None, max=None):
try:
value = int(value)
except:
raise validationError(
'Validation expected {0} to be an integer, found {1}.'.format(
name, value))
if min is None or min <= value:
if max is None or max >= value:
return value
raise validationError(
'Validation expected {0} to be a number between {1} and {2}, found {3}.'
.format(name, min or 'negative infinity', max or 'infinity', value))
def loadArray(name, value, length=None):
if isinstance(value, list):
if length is None or len(value) == length:
return value
raise validationError(
'Validation expected {0} to be an array, found {1}.'.format(
name, value))
def loadString(name, value, allowEmpty=False):
if allowEmpty and value is None:
return ''
if isinstance(value, BASE_STRING):
if allowEmpty or len(value) > 0:
return value
raise validationError(
'Validation expected {0} to be a string, found {1}.'.format(
name, value))
def loadCoordinates(name, value, length=None, min=None, max=None):
if isinstance(value, list) or isinstance(value, tuple):
if length is None or len(value) == length:
return tuple(
loadInteger('{name}[{coord}]'.format(name=name, coord=i),
value[i],
min=min,
max=max) for i in range(len(value)))
raise validationError(
'Validation expected {0} to be an array of coordinates, found {1}.'.
format(name, value))
def loadObject(name, value):
if isinstance(value, dict):
return value
raise validationError(
'Validation expected {0} to be an object, found {1}.'.format(
name, value))