546 lines
16 KiB
Factor
546 lines
16 KiB
Factor
! (c)Joe Groff bsd license
|
|
USING: accessors alien alien.c-types alien.data alien.syntax
|
|
ascii assocs byte-arrays classes.struct
|
|
classes.struct.prettyprint classes.struct.prettyprint.private
|
|
classes.tuple.parser classes.tuple.private classes.tuple
|
|
combinators compiler.tree.debugger compiler.units delegate
|
|
destructors io.encodings.utf8 io.pathnames io.streams.string
|
|
kernel libc literals math mirrors namespaces prettyprint
|
|
prettyprint.config see sequences specialized-arrays system
|
|
tools.test parser lexer eval layouts generic.single classes
|
|
vocabs generic classes.private definitions ;
|
|
FROM: math => float ;
|
|
FROM: specialized-arrays.private => specialized-array-vocab ;
|
|
QUALIFIED-WITH: alien.c-types c
|
|
SPECIALIZED-ARRAY: char
|
|
SPECIALIZED-ARRAY: int
|
|
SPECIALIZED-ARRAY: ushort
|
|
IN: classes.struct.tests
|
|
|
|
SYMBOL: struct-test-empty
|
|
|
|
[ [ struct-test-empty { } define-struct-class ] with-compilation-unit ]
|
|
[ struct-must-have-slots? ] must-fail-with
|
|
|
|
STRUCT: struct-test-foo
|
|
{ x char }
|
|
{ y int initial: 123 }
|
|
{ z bool } ;
|
|
|
|
STRUCT: struct-test-bar
|
|
{ w ushort initial: 0xffff }
|
|
{ foo struct-test-foo } ;
|
|
|
|
[ 12 ] [ struct-test-foo heap-size ] unit-test
|
|
[ 12 ] [ struct-test-foo <struct> byte-length ] unit-test
|
|
[ 16 ] [ struct-test-bar heap-size ] unit-test
|
|
[ 123 ] [ struct-test-foo <struct> y>> ] unit-test
|
|
[ 123 ] [ struct-test-bar <struct> foo>> y>> ] unit-test
|
|
|
|
[ 1 2 3 t ] [
|
|
1 2 3 t struct-test-foo <struct-boa> struct-test-bar <struct-boa>
|
|
{
|
|
[ w>> ]
|
|
[ foo>> x>> ]
|
|
[ foo>> y>> ]
|
|
[ foo>> z>> ]
|
|
} cleave
|
|
] unit-test
|
|
|
|
[ 7654 ] [ S{ struct-test-foo f 98 7654 f } y>> ] unit-test
|
|
[ 7654 ] [ S{ struct-test-foo { y 7654 } } y>> ] unit-test
|
|
|
|
[ {
|
|
{ "underlying" B{ 98 0 0 98 127 0 0 127 0 0 0 0 } }
|
|
{ { "x" char } 98 }
|
|
{ { "y" int } 0x7F00007F }
|
|
{ { "z" bool } f }
|
|
} ] [
|
|
B{ 98 0 0 98 127 0 0 127 0 0 0 0 } struct-test-foo memory>struct
|
|
make-mirror >alist
|
|
] unit-test
|
|
|
|
[ { { "underlying" f } } ] [
|
|
f struct-test-foo memory>struct
|
|
make-mirror >alist
|
|
] unit-test
|
|
|
|
[ 55 t ] [ S{ struct-test-foo { x 55 } } make-mirror { "x" "char" } ?of ] unit-test
|
|
[ 55 t ] [ S{ struct-test-foo { y 55 } } make-mirror { "y" "int" } ?of ] unit-test
|
|
[ t t ] [ S{ struct-test-foo { z t } } make-mirror { "z" "bool" } ?of ] unit-test
|
|
[ f t ] [ S{ struct-test-foo { z f } } make-mirror { "z" "bool" } ?of ] unit-test
|
|
[ { "nonexist" "bool" } f ] [ S{ struct-test-foo } make-mirror { "nonexist" "bool" } ?of ] unit-test
|
|
[ "nonexist" f ] [ S{ struct-test-foo } make-mirror "nonexist" ?of ] unit-test
|
|
[ f t ] [ f struct-test-foo memory>struct make-mirror "underlying" ?of ] unit-test
|
|
|
|
[ S{ struct-test-foo { x 3 } { y 2 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror [ 3 { "x" "char" } ] dip set-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 1 } { y 5 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror [ 5 { "y" "int" } ] dip set-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 1 } { y 2 } { z t } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror [ t { "z" "bool" } ] dip set-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 1 } { y 2 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror [ "nonsense" "underlying" ] dip set-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 1 } { y 2 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror [ "nonsense" "nonexist" ] dip set-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 1 } { y 2 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror [ "nonsense" { "nonexist" "int" } ] dip set-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 1 } { y 123 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror { "y" "int" } swap delete-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 0 } { y 2 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror { "x" "char" } swap delete-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 1 } { y 2 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror { "nonexist" "char" } swap delete-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 1 } { y 2 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror "underlying" swap delete-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 1 } { y 2 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z f } }
|
|
[ make-mirror "nonsense" swap delete-at ] keep
|
|
] unit-test
|
|
|
|
[ S{ struct-test-foo { x 0 } { y 123 } { z f } } ] [
|
|
S{ struct-test-foo { x 1 } { y 2 } { z t } }
|
|
[ make-mirror clear-assoc ] keep
|
|
] unit-test
|
|
|
|
[ POSTPONE: STRUCT: ]
|
|
[ struct-test-foo struct-definer-word ] unit-test
|
|
|
|
UNION-STRUCT: struct-test-float-and-bits
|
|
{ f c:float }
|
|
{ bits uint } ;
|
|
|
|
[ 1.0 ] [ struct-test-float-and-bits <struct> 1.0 float>bits >>bits f>> ] unit-test
|
|
[ 4 ] [ struct-test-float-and-bits heap-size ] unit-test
|
|
|
|
[ 123 ] [ [ struct-test-foo malloc-struct &free y>> ] with-destructors ] unit-test
|
|
|
|
[ POSTPONE: UNION-STRUCT: ]
|
|
[ struct-test-float-and-bits struct-definer-word ] unit-test
|
|
|
|
STRUCT: struct-test-string-ptr
|
|
{ x c-string } ;
|
|
|
|
[ "hello world" ] [
|
|
[
|
|
struct-test-string-ptr <struct>
|
|
"hello world" utf8 malloc-string &free >>x
|
|
x>>
|
|
] with-destructors
|
|
] unit-test
|
|
|
|
[ "S{ struct-test-foo { x 0 } { y 7654 } { z f } }" ]
|
|
[
|
|
H{ { boa-tuples? f } { c-object-pointers? f } } [
|
|
struct-test-foo <struct> 7654 >>y [ pprint ] with-string-writer
|
|
] with-variables
|
|
] unit-test
|
|
|
|
[ "S@ struct-test-foo B{ 0 0 0 0 0 0 0 0 0 0 0 0 }" ]
|
|
[
|
|
H{ { c-object-pointers? t } } [
|
|
12 <byte-array> struct-test-foo memory>struct [ pprint ] with-string-writer
|
|
] with-variables
|
|
] unit-test
|
|
|
|
[ "S{ struct-test-foo f 0 7654 f }" ]
|
|
[
|
|
H{ { boa-tuples? t } { c-object-pointers? f } } [
|
|
struct-test-foo <struct> 7654 >>y [ pprint ] with-string-writer
|
|
] with-variables
|
|
] unit-test
|
|
|
|
[ "S@ struct-test-foo f" ]
|
|
[
|
|
H{ { c-object-pointers? f } } [
|
|
f struct-test-foo memory>struct [ pprint ] with-string-writer
|
|
] with-variables
|
|
] unit-test
|
|
|
|
[ "USING: alien.c-types classes.struct ;
|
|
IN: classes.struct.tests
|
|
STRUCT: struct-test-foo
|
|
{ x char initial: 0 } { y int initial: 123 } { z bool } ;
|
|
" ]
|
|
[ [ struct-test-foo see ] with-string-writer ] unit-test
|
|
|
|
[ "USING: alien.c-types classes.struct ;
|
|
IN: classes.struct.tests
|
|
UNION-STRUCT: struct-test-float-and-bits
|
|
{ f float initial: 0.0 } { bits uint initial: 0 } ;
|
|
" ]
|
|
[ [ struct-test-float-and-bits see ] with-string-writer ] unit-test
|
|
|
|
[ {
|
|
T{ struct-slot-spec
|
|
{ name "x" }
|
|
{ offset 0 }
|
|
{ initial 0 }
|
|
{ class fixnum }
|
|
{ type char }
|
|
}
|
|
T{ struct-slot-spec
|
|
{ name "y" }
|
|
{ offset 4 }
|
|
{ initial 123 }
|
|
{ class $[ cell 4 = integer fixnum ? ] }
|
|
{ type int }
|
|
}
|
|
T{ struct-slot-spec
|
|
{ name "z" }
|
|
{ offset 8 }
|
|
{ initial f }
|
|
{ type bool }
|
|
{ class object }
|
|
}
|
|
} ] [ struct-test-foo lookup-c-type fields>> ] unit-test
|
|
|
|
[ {
|
|
T{ struct-slot-spec
|
|
{ name "f" }
|
|
{ offset 0 }
|
|
{ type c:float }
|
|
{ class float }
|
|
{ initial 0.0 }
|
|
}
|
|
T{ struct-slot-spec
|
|
{ name "bits" }
|
|
{ offset 0 }
|
|
{ type uint }
|
|
{ class $[ cell 4 = integer fixnum ? ] }
|
|
{ initial 0 }
|
|
}
|
|
} ] [ struct-test-float-and-bits lookup-c-type fields>> ] unit-test
|
|
|
|
STRUCT: struct-test-equality-1
|
|
{ x int } ;
|
|
STRUCT: struct-test-equality-2
|
|
{ y int } ;
|
|
|
|
[ 0 ] [ struct-test-equality-1 new hashcode ] unit-test
|
|
|
|
[ t ] [
|
|
[
|
|
struct-test-equality-1 <struct> 5 >>x
|
|
struct-test-equality-1 malloc-struct &free 5 >>x =
|
|
] with-destructors
|
|
] unit-test
|
|
|
|
[ f ] [
|
|
[
|
|
struct-test-equality-1 <struct> 5 >>x
|
|
struct-test-equality-2 malloc-struct &free 5 >>y =
|
|
] with-destructors
|
|
] unit-test
|
|
|
|
[ t ] [
|
|
[
|
|
struct-test-equality-1 <struct> 5 >>x
|
|
struct-test-equality-1 malloc-struct &free 5 >>x
|
|
[ hashcode ] same?
|
|
] with-destructors
|
|
] unit-test
|
|
|
|
STRUCT: struct-test-array-slots
|
|
{ x int }
|
|
{ y ushort[6] initial: ushort-array{ 2 3 5 7 11 13 } }
|
|
{ z int } ;
|
|
|
|
[ 11 ] [ struct-test-array-slots <struct> y>> 4 swap nth ] unit-test
|
|
|
|
[ t ] [
|
|
struct-test-array-slots <struct>
|
|
[ y>> [ 8 3 ] dip set-nth ]
|
|
[ y>> ushort-array{ 2 3 5 8 11 13 } sequence= ] bi
|
|
] unit-test
|
|
|
|
STRUCT: struct-test-optimization
|
|
{ x { int 3 } } { y int } ;
|
|
|
|
SPECIALIZED-ARRAY: struct-test-optimization
|
|
|
|
[ t ] [ [ struct-test-optimization memory>struct y>> ] { memory>struct y>> } inlined? ] unit-test
|
|
[ t ] [
|
|
[ 3 struct-test-optimization <c-direct-array> third y>> ]
|
|
{ <tuple> <tuple-boa> memory>struct y>> } inlined?
|
|
] unit-test
|
|
|
|
[ t ] [ [ struct-test-optimization memory>struct y>> ] { memory>struct y>> } inlined? ] unit-test
|
|
|
|
[ t ] [
|
|
[ struct-test-optimization memory>struct x>> second ]
|
|
{ memory>struct x>> int <c-direct-array> <tuple> <tuple-boa> } inlined?
|
|
] unit-test
|
|
|
|
[ f ] [ [ memory>struct y>> ] { memory>struct y>> } inlined? ] unit-test
|
|
|
|
[ t ] [
|
|
[ struct-test-optimization <struct> struct-test-optimization <struct> [ x>> ] bi@ ]
|
|
{ x>> } inlined?
|
|
] unit-test
|
|
|
|
[ ] [
|
|
[
|
|
struct-test-optimization specialized-array-vocab forget-vocab
|
|
] with-compilation-unit
|
|
] unit-test
|
|
|
|
! Test cloning structs
|
|
STRUCT: clone-test-struct { x int } { y char[3] } ;
|
|
|
|
[ 1 char-array{ 9 1 1 } ] [
|
|
clone-test-struct <struct>
|
|
1 >>x char-array{ 9 1 1 } >>y
|
|
clone
|
|
[ x>> ] [ y>> char >c-array ] bi
|
|
] unit-test
|
|
|
|
[ t 1 char-array{ 9 1 1 } ] [
|
|
[
|
|
clone-test-struct malloc-struct &free
|
|
1 >>x char-array{ 9 1 1 } >>y
|
|
clone
|
|
[ >c-ptr byte-array? ] [ x>> ] [ y>> char >c-array ] tri
|
|
] with-destructors
|
|
] unit-test
|
|
|
|
STRUCT: struct-that's-a-word { x int } ;
|
|
|
|
: struct-that's-a-word ( -- ) "OOPS" throw ;
|
|
|
|
[ -77 ] [ S{ struct-that's-a-word { x -77 } } clone x>> ] unit-test
|
|
|
|
! Interactive parsing of struct slot definitions
|
|
[
|
|
"USE: classes.struct IN: classes.struct.tests STRUCT: unexpected-eof-test" <string-reader>
|
|
"struct-class-test-1" parse-stream
|
|
] [ error>> error>> unexpected-eof? ] must-fail-with
|
|
|
|
[
|
|
"USING: alien.c-types classes.struct ; IN: classes.struct.tests STRUCT: struct-test-duplicate-slots { x uint } { x uint } ;" eval( -- )
|
|
] [ error>> duplicate-slot-names? ] must-fail-with
|
|
|
|
[
|
|
"USING: alien.c-types classes.struct ; IN: classes.struct.tests STRUCT: struct-test-duplicate-slots { x uint } { x float } ;" eval( -- )
|
|
] [ error>> duplicate-slot-names? ] must-fail-with
|
|
|
|
! S{ with non-struct type
|
|
[
|
|
"USE: classes.struct IN: classes.struct.tests TUPLE: not-a-struct ; S{ not-a-struct }"
|
|
eval( -- value )
|
|
] [ error>> no-method? ] must-fail-with
|
|
|
|
! Subclassing a struct class should not be allowed
|
|
[
|
|
"USING: alien.c-types classes.struct ; IN: classes.struct.tests STRUCT: a-struct { x int } ; TUPLE: not-a-struct < a-struct ;"
|
|
eval( -- )
|
|
] [ error>> bad-superclass? ] must-fail-with
|
|
|
|
! Changing a superclass into a struct should reset the subclass
|
|
TUPLE: will-become-struct ;
|
|
|
|
TUPLE: a-subclass < will-become-struct ;
|
|
|
|
[ f ] [ will-become-struct struct-class? ] unit-test
|
|
|
|
[ will-become-struct ] [ a-subclass superclass ] unit-test
|
|
|
|
[ ] [ "IN: classes.struct.tests USING: classes.struct alien.c-types ; STRUCT: will-become-struct { x int } ;" eval( -- ) ] unit-test
|
|
|
|
[ t ] [ will-become-struct struct-class? ] unit-test
|
|
|
|
[ tuple ] [ a-subclass superclass ] unit-test
|
|
|
|
STRUCT: bit-field-test
|
|
{ a uint bits: 12 }
|
|
{ b int bits: 2 }
|
|
{ c char } ;
|
|
|
|
[ S{ bit-field-test f 0 0 0 } ] [ bit-field-test <struct> ] unit-test
|
|
[ S{ bit-field-test f 1 -2 3 } ] [ bit-field-test <struct> 1 >>a 2 >>b 3 >>c ] unit-test
|
|
[ 4095 ] [ bit-field-test <struct> 8191 >>a a>> ] unit-test
|
|
[ 1 ] [ bit-field-test <struct> 1 >>b b>> ] unit-test
|
|
[ -2 ] [ bit-field-test <struct> 2 >>b b>> ] unit-test
|
|
[ 1 ] [ bit-field-test <struct> 257 >>c c>> ] unit-test
|
|
[ 3 ] [ bit-field-test heap-size ] unit-test
|
|
|
|
STRUCT: referent
|
|
{ y int } ;
|
|
STRUCT: referrer
|
|
{ x referent* } ;
|
|
|
|
[ 57 ] [
|
|
[
|
|
referrer <struct>
|
|
referent malloc-struct &free
|
|
57 >>y
|
|
>>x
|
|
x>> y>>
|
|
] with-destructors
|
|
] unit-test
|
|
|
|
STRUCT: self-referent
|
|
{ x self-referent* }
|
|
{ y int } ;
|
|
|
|
[ 75 ] [
|
|
[
|
|
self-referent <struct>
|
|
self-referent malloc-struct &free
|
|
75 >>y
|
|
>>x
|
|
x>> y>>
|
|
] with-destructors
|
|
] unit-test
|
|
|
|
C-TYPE: forward-referent
|
|
STRUCT: backward-referent
|
|
{ x forward-referent* }
|
|
{ y int } ;
|
|
STRUCT: forward-referent
|
|
{ x backward-referent* }
|
|
{ y int } ;
|
|
|
|
[ 41 ] [
|
|
[
|
|
forward-referent <struct>
|
|
backward-referent malloc-struct &free
|
|
41 >>y
|
|
>>x
|
|
x>> y>>
|
|
] with-destructors
|
|
] unit-test
|
|
|
|
[ 14 ] [
|
|
[
|
|
backward-referent <struct>
|
|
forward-referent malloc-struct &free
|
|
14 >>y
|
|
>>x
|
|
x>> y>>
|
|
] with-destructors
|
|
] unit-test
|
|
|
|
cpu ppc? [
|
|
STRUCT: ppc-align-test-1
|
|
{ x longlong }
|
|
{ y int } ;
|
|
|
|
[ 16 ] [ ppc-align-test-1 heap-size ] unit-test
|
|
|
|
STRUCT: ppc-align-test-2
|
|
{ y int }
|
|
{ x longlong } ;
|
|
|
|
[ 16 ] [ ppc-align-test-2 heap-size ] unit-test
|
|
[ 8 ] [ "x" ppc-align-test-2 offset-of ] unit-test
|
|
] when
|
|
|
|
STRUCT: struct-test-delegate
|
|
{ a int } ;
|
|
STRUCT: struct-test-delegator
|
|
{ del struct-test-delegate }
|
|
{ b int } ;
|
|
CONSULT: struct-test-delegate struct-test-delegator del>> ;
|
|
|
|
[ S{ struct-test-delegator f S{ struct-test-delegate f 7 } 8 } ] [
|
|
struct-test-delegator <struct>
|
|
7 >>a
|
|
8 >>b
|
|
] unit-test
|
|
|
|
SPECIALIZED-ARRAY: void*
|
|
|
|
STRUCT: silly-array-field-test { x int*[3] } ;
|
|
|
|
[ t ] [ silly-array-field-test <struct> x>> void*-array? ] unit-test
|
|
|
|
! Packed structs
|
|
PACKED-STRUCT: packed-struct-test
|
|
{ d c:int }
|
|
{ e c:short }
|
|
{ f c:int }
|
|
{ g c:char }
|
|
{ h c:int } ;
|
|
|
|
[ 15 ] [ packed-struct-test heap-size ] unit-test
|
|
|
|
[ 0 ] [ "d" packed-struct-test offset-of ] unit-test
|
|
[ 4 ] [ "e" packed-struct-test offset-of ] unit-test
|
|
[ 6 ] [ "f" packed-struct-test offset-of ] unit-test
|
|
[ 10 ] [ "g" packed-struct-test offset-of ] unit-test
|
|
[ 11 ] [ "h" packed-struct-test offset-of ] unit-test
|
|
|
|
[ POSTPONE: PACKED-STRUCT: ]
|
|
[ packed-struct-test struct-definer-word ] unit-test
|
|
|
|
STRUCT: struct-1 { a c:int } ;
|
|
PACKED-STRUCT: struct-1-packed { a c:int } ;
|
|
UNION-STRUCT: struct-1-union { a c:int } ;
|
|
|
|
[ "USING: alien.c-types classes.struct ;
|
|
IN: classes.struct.tests
|
|
STRUCT: struct-1 { a int initial: 0 } ;
|
|
" ]
|
|
[ \ struct-1 [ see ] with-string-writer ] unit-test
|
|
[ "USING: alien.c-types classes.struct ;
|
|
IN: classes.struct.tests
|
|
PACKED-STRUCT: struct-1-packed { a int initial: 0 } ;
|
|
" ]
|
|
[ \ struct-1-packed [ see ] with-string-writer ] unit-test
|
|
[ "USING: alien.c-types classes.struct ;
|
|
IN: classes.struct.tests
|
|
STRUCT: struct-1-union { a int initial: 0 } ;
|
|
" ]
|
|
[ \ struct-1-union [ see ] with-string-writer ] unit-test
|
|
|
|
! Bug #206
|
|
STRUCT: going-to-redefine { a uint } ;
|
|
[ ] [
|
|
"IN: classes.struct.tests TUPLE: going-to-redefine b ;" eval( -- )
|
|
] unit-test
|
|
[ f ] [ \ going-to-redefine \ clone ?lookup-method ] unit-test
|
|
[ f ] [ \ going-to-redefine \ struct-slot-values ?lookup-method ] unit-test
|
|
|
|
! Test reset-class on structs, which should forget all the accessors, clone, and struct-slot-values
|
|
STRUCT: some-accessors { aaa uint } { bbb int } ;
|
|
[ ] [ [ \ some-accessors reset-class ] with-compilation-unit ] unit-test
|
|
[ f ] [ \ some-accessors \ a>> ?lookup-method ] unit-test
|
|
[ f ] [ \ some-accessors \ a<< ?lookup-method ] unit-test
|
|
[ f ] [ \ some-accessors \ b>> ?lookup-method ] unit-test
|
|
[ f ] [ \ some-accessors \ b<< ?lookup-method ] unit-test
|
|
[ f ] [ \ some-accessors \ clone ?lookup-method ] unit-test
|
|
[ f ] [ \ some-accessors \ struct-slot-values ?lookup-method ] unit-test
|
|
|
|
<< \ some-accessors forget >>
|