indexing
description: "[
Objects representing delayed calls to a procedure.
with some operands possibly still open.
Note: Features are the same as those of ROUTINE,
with apply made effective, and no further
redefinition of is_equal and copy.
]"
legal: "See notice at end of class."
status: "See notice at end of class."
date: "$Date: 2006-08-21 12:36:06 -0700 (Mon, 21 Aug 2006) $"
revision: "$Revision: 62818 $"
class interface
PROCEDURE [BASE_TYPE, OPEN_ARGS -> TUPLE create default_create end]
create
default_create
ANY
feature
adapt (other: like Current)
`other'
ROUTINE
require ROUTINE
other_exists: other /= Void
conforming: conforms_to (other)
feature
empty_operands: OPEN_ARGS
ROUTINE
ensure ROUTINE
empty_operands_not_void: Result /= Void
generating_type: STRING_8
ANY
generator: STRING_8
ANY
hash_code: INTEGER_32
ROUTINE
ensure HASHABLE
good_hash_value: Result >= 0
frozen operands: OPEN_ARGS
ROUTINE
postcondition (args: like operands): BOOLEAN
`args'
ROUTINE
precondition (args: like operands): BOOLEAN
`args'
ROUTINE
target: ANY
ROUTINE
feature
open_count: INTEGER_32
ROUTINE
feature
frozen deep_equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
shallow_implies_deep: standard_equal (some, other) implies Result
both_or_none_void: (some = Void) implies (Result = (other = Void))
same_type: (Result and (some /= Void)) implies some.same_type (other)
symmetric: Result implies deep_equal (other, some)
frozen equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
definition: Result = (some = Void and other = Void) or else ((some /= Void and other /= Void) and then some.is_equal (other))
frozen standard_equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
definition: Result = (some = Void and other = Void) or else ((some /= Void and other /= Void) and then some.standard_is_equal (other))
frozen standard_is_equal (other: like Current): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
ensure ANY
same_type: Result implies same_type (other)
symmetric: Result implies other.standard_is_equal (Current)
feature
callable: BOOLEAN is True
ROUTINE
conforms_to (other: ANY): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
is_equal (other: like Current): BOOLEAN
`other'
ROUTINE
require ANY
other_not_void: other /= Void
ensure ANY
symmetric: Result implies other.is_equal (Current)
consistent: standard_is_equal (other) implies Result
is_hashable: BOOLEAN
HASHABLE
ensure HASHABLE
ok_if_not_default: Result implies (Current /= default)
same_type (other: ANY): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
ensure ANY
definition: Result = (conforms_to (other) and other.conforms_to (Current))
valid_operands (args: OPEN_ARGS): BOOLEAN
`args'
ROUTINE
valid_target (args: TUPLE): BOOLEAN
`args'
ROUTINE
feature
copy (other: like Current)
`other'
ROUTINE
require ANY
other_not_void: other /= Void
type_identity: same_type (other)
ensure ANY
is_equal: is_equal (other)
ensure then ROUTINE
same_call_status: other.callable implies callable
frozen deep_copy (other: like Current)
copy`other'deep_twin
ANY
require ANY
other_not_void: other /= Void
ensure ANY
deep_equal: deep_equal (Current, other)
frozen deep_twin: like Current
ANY
ensure ANY
deep_equal: deep_equal (Current, Result)
frozen standard_copy (other: like Current)
`other'
ANY
require ANY
other_not_void: other /= Void
type_identity: same_type (other)
ensure ANY
is_standard_equal: standard_is_equal (other)
frozen standard_twin: like Current
`other'
ANY
ensure ANY
standard_twin_not_void: Result /= Void
equal: standard_equal (Result, Current)
frozen twin: like Current
`Current'
twincopycopy
ANY
ensure ANY
twin_not_void: Result /= Void
is_equal: Result.is_equal (Current)
feature
frozen default: like Current
ANY
frozen default_pointer: POINTER
`POINTER'
`p'default
`p'`POINTER'
ANY
default_rescue
ANY
frozen do_nothing
ANY
feature
apply
`args'
require ROUTINE
valid_operands: valid_operands (operands)
call (args: OPEN_ARGS)
require ROUTINE
valid_operands: valid_operands (args)
feature
io: STD_FILES
ANY
out: STRING_8
ANYtagged_out
ANY
print (some: ANY)
`some'
ANY
frozen tagged_out: STRING_8
ANYout
ANY
feature
operating_environment: OPERATING_ENVIRONMENT
ANY
feature
frozen set_operands (args: OPEN_ARGS)
`args'
ROUTINE
require ROUTINE
valid_operands: valid_operands (args)
ensure ROUTINE
operands_set: (operands /= Void implies equal (operands, args)) or (operands = Void implies (args = Void or else args.is_empty))
invariant
ROUTINE
callable: callable
ANY
reflexive_equality: standard_is_equal (Current)
reflexive_conformance: conforms_to (Current)
indexing
library: "EiffelBase: Library of reusable components for Eiffel."
copyright: "Copyright (c) 1984-2006, Eiffel Software and others"
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
source: "[
Eiffel Software
356 Storke Road, Goleta, CA 93117 USA
Telephone 805-685-1006, Fax 805-685-6869
Website http://www.eiffel.com
Customer support http://support.eiffel.com
]"
end PROCEDURE