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Size: 1.85 KB
Versions: 113
Compression:
Stored size: 1.85 KB
Contents
class Regexp::Scanner
# Base for all scanner validation errors
class ValidationError < ScannerError
# Centralizes and unifies the handling of validation related errors.
def self.for(type, problem, reason = nil)
types.fetch(type).new(problem, reason)
end
def self.types
@types ||= {
backref: InvalidBackrefError,
group: InvalidGroupError,
group_option: InvalidGroupOption,
posix_class: UnknownPosixClassError,
property: UnknownUnicodePropertyError,
sequence: InvalidSequenceError,
}
end
end
# Invalid sequence format. Used for escape sequences, mainly.
class InvalidSequenceError < ValidationError
def initialize(what = 'sequence', where = '')
super "Invalid #{what} at #{where}"
end
end
# Invalid group. Used for named groups.
class InvalidGroupError < ValidationError
def initialize(what, reason)
super "Invalid #{what}, #{reason}."
end
end
# Invalid groupOption. Used for inline options.
# TODO: should become InvalidGroupOptionError in v3.0.0 for consistency
class InvalidGroupOption < ValidationError
def initialize(option, text)
super "Invalid group option #{option} in #{text}"
end
end
# Invalid back reference. Used for name a number refs/calls.
class InvalidBackrefError < ValidationError
def initialize(what, reason)
super "Invalid back reference #{what}, #{reason}"
end
end
# The property name was not recognized by the scanner.
class UnknownUnicodePropertyError < ValidationError
def initialize(name, _)
super "Unknown unicode character property name #{name}"
end
end
# The POSIX class name was not recognized by the scanner.
class UnknownPosixClassError < ValidationError
def initialize(text, _)
super "Unknown POSIX class #{text}"
end
end
end
Version data entries
113 entries across 112 versions & 16 rubygems