Module: YardTypes

Extended by:
YardTypes
Included in:
YardTypes
Defined in:
lib/yard_types.rb,
lib/yard_types/types.rb,
lib/yard_types/parser.rb,
lib/yard_types/version.rb

Defined Under Namespace

Classes: CollectionType, DuckType, Failure, HashType, KindType, LiteralType, Parser, Result, Success, TupleType, Type, TypeConstraint

Constant Summary collapse

VERSION = 
"0.0.1"

Instance Method Summary collapse

Instance Method Details

#parse(type) ⇒ TypeConstraint

Parse a type string using the Parser, and return a TypeConstraint instance representing the described type.

Examples:

type = YardTypes.parse('MyClass, #quacks_like_my_class')
type.check(some_object)

Parameters:

  • type (String, Array<String>) —

    The YARD type description

Returns:

Raises:

  • (SyntaxError) —

    if the string could not be parsed



40
41
42
43
 
# File 'lib/yard_types.rb', line 40

def parse(type)
  type = type.join(', ') if type.respond_to?(:join)
  Parser.parse(type)
end

#validate(type, obj) ⇒ Result

TODO:

deprecate; rename it check to match everything else.

Returns:



47
48
49
50
51
52
53
54
 
# File 'lib/yard_types.rb', line 47

def validate(type, obj)
  constraint = parse(type)
  if constraint.check(obj)
    Success.new
  else
    Failure.new
  end
end