"cpu." cpu name>> append require
-enable-compiler
+enable-optimizer
! Push all tuple layouts to tenured space to improve method caching
gc
sequences words ;
IN: compiler
-HELP: enable-compiler
+HELP: enable-optimizer
{ $description "Enables the optimizing compiler." } ;
-HELP: disable-compiler
+HELP: disable-optimizer
{ $description "Disable the optimizing compiler." } ;
ARTICLE: "compiler-usage" "Calling the optimizing compiler"
"Normally, new word definitions are recompiled automatically. This can be changed:"
-{ $subsection disable-compiler }
-{ $subsection enable-compiler }
+{ $subsection disable-optimizer }
+{ $subsection enable-optimizer }
"Removing a word's optimized definition:"
{ $subsection decompile }
"Compiling a single quotation:"
compiled get >alist
] with-scope ;
-: enable-compiler ( -- )
+: with-optimizer ( quot -- )
+ [ optimizing-compiler compiler-impl ] dip with-variable ; inline
+
+: enable-optimizer ( -- )
optimizing-compiler compiler-impl set-global ;
-: disable-compiler ( -- )
+: disable-optimizer ( -- )
f compiler-impl set-global ;
: recompile-all ( -- )
--- /dev/null
+IN: compiler.tests.generic
+USING: tools.test math kernel compiler.units definitions ;
+
+GENERIC: bad ( -- )
+M: integer bad ;
+M: object bad ;
+
+[ 0 bad ] must-fail
+[ "" bad ] must-fail
+
+[ ] [ [ \ bad forget ] with-compilation-unit ] unit-test
\ No newline at end of file
USING: compiler.units definitions tools.test sequences ;
IN: compiler.tests.redefine14
-! TUPLE: bad ;
-!
-! M: bad length 1 2 3 ;
-!
-! [ ] [ [ { bad length } forget ] with-compilation-unit ] unit-test
+TUPLE: bad ;
+
+M: bad length 1 2 3 ;
+
+[ ] [ [ M\ bad length forget ] with-compilation-unit ] unit-test
--- /dev/null
+IN: compiler.tests.redefine17
+USING: tools.test classes.mixin compiler.units arrays kernel.private
+strings sequences vocabs definitions kernel ;
+
+<< "compiler.tests.redefine17" words forget-all >>
+
+GENERIC: bong ( a -- b )
+
+M: array bong ;
+
+M: string bong length ;
+
+MIXIN: mixin
+
+INSTANCE: array mixin
+
+: blah ( a -- b ) { mixin } declare bong ;
+
+[ { } ] [ { } blah ] unit-test
+
+[ ] [ [ \ array \ mixin remove-mixin-instance ] with-compilation-unit ] unit-test
+
+[ ] [ [ \ string \ mixin add-mixin-instance ] with-compilation-unit ] unit-test
+
+[ 0 ] [ "" blah ] unit-test
+
+MIXIN: mixin1
+
+INSTANCE: string mixin1
+
+MIXIN: mixin2
+
+GENERIC: billy ( a -- b )
+
+M: mixin2 billy ;
+
+M: array billy drop "BILLY" ;
+
+INSTANCE: string mixin2
+
+: bully ( a -- b ) { mixin1 } declare billy ;
+
+[ "" ] [ "" bully ] unit-test
+
+[ ] [ [ \ string \ mixin1 remove-mixin-instance ] with-compilation-unit ] unit-test
+
+[ ] [ [ \ array \ mixin1 add-mixin-instance ] with-compilation-unit ] unit-test
+
+[ "BILLY" ] [ { } bully ] unit-test
: <value-info> ( -- info ) \ value-info new ;
-: read-only-slots ( values class -- slots )
- all-slots
- [ read-only>> [ drop f ] unless ] 2map
- f prefix ;
-
DEFER: <literal-info>
+: tuple-slot-infos ( tuple -- slots )
+ [ tuple-slots ] [ class all-slots ] bi
+ [ read-only>> [ <literal-info> ] [ drop f ] if ] 2map
+ f prefix ;
+
: init-literal-info ( info -- info )
dup literal>> class >>class
dup literal>> dup real? [ [a,a] >>interval ] [
[ [-inf,inf] >>interval ] dip
- dup tuple? [
- [ tuple-slots [ <literal-info> ] map ] [ class ] bi
- read-only-slots >>slots
- ] [ drop ] if
+ dup tuple? [ tuple-slot-infos >>slots ] [ drop ] if
] if ; inline
: init-value-info ( info -- info )
compiler.tree.debugger compiler.tree.checker
slots.private words hashtables classes assocs locals
specialized-arrays.double system sorting math.libm
-math.intervals ;
+math.intervals quotations ;
IN: compiler.tree.propagation.tests
[ V{ } ] [ [ ] final-classes ] unit-test
[ V{ 0 } ] [ [ { } length ] final-literals ] unit-test
[ V{ 1 } ] [ [ { } length 1+ f <array> length ] final-literals ] unit-test
+
+! Mutable tuples with circularity should not cause problems
+TUPLE: circle me ;
+
+[ ] [ circle new dup >>me 1quotation final-info drop ] unit-test
\ No newline at end of file
[ [ literal>> ] map ] dip prefix >tuple
<literal-info> ;
+: read-only-slots ( values class -- slots )
+ all-slots
+ [ read-only>> [ value-info ] [ drop f ] if ] 2map
+ f prefix ;
+
: (propagate-tuple-constructor) ( values class -- info )
- [ [ value-info ] map ] dip [ read-only-slots ] keep
+ [ read-only-slots ] keep
over rest-slice [ dup [ literal?>> ] when ] all? [
[ rest-slice ] dip fold-<tuple-boa>
] [
check_sse2 ;
"-no-sse2" (command-line) member? [
- optimizing-compiler compiler-impl [ { check_sse2 } compile ] with-variable
+ [ { check_sse2 } compile ] with-optimizer
"Checking if your CPU supports SSE2..." print flush
sse2? [
drop
[ f next-word ] modify-col ;
+SINGLETON: word-start-elt
+
+M: word-start-elt prev-elt
+ drop one-word-elt prev-elt ;
+
+M: word-start-elt next-elt 2drop ;
+
SINGLETON: word-elt
M: word-elt prev-elt
USE: compiler
-[ ] [ disable-compiler ] unit-test
+[ ] [ disable-optimizer ] unit-test
[ ] [ "" epsilon parse drop ] unit-test
-[ ] [ enable-compiler ] unit-test
+[ ] [ enable-optimizer ] unit-test
[ [ ] ] [ "" epsilon [ drop [ [ ] ] call ] action parse ] unit-test
rstate recursive-state
[ word stack quot call-transformer ] with-variable
[
- word inlined-dependency depends-on
values [ length meta-d shorten-by ] [ #drop, ] bi
rstate infer-quot
] [ word infer-word ] if* ;
: run-temp-image ( -- )
vm
"-i=" "test.image" temp-file append
- 2array try-process ;
\ No newline at end of file
+ 2array
+ <process> swap >>command +closed+ >>stdin try-process ;
\ No newline at end of file
\r
SYMBOL: changed-vocabs\r
\r
-[ f changed-vocabs set-global ] "tools.vocabs" add-init-hook\r
-\r
: changed-vocab ( vocab -- )\r
dup vocab changed-vocabs get and\r
[ dup changed-vocabs get set-at ] [ drop ] if ;\r
\ all-vocabs-seq reset-memoized\r
\ all-authors reset-memoized\r
\ all-tags reset-memoized ;\r
+\r
+SINGLETON: cache-observer\r
+\r
+M: cache-observer vocabs-changed drop reset-cache ;\r
+\r
+[\r
+ f changed-vocabs set-global\r
+ cache-observer add-vocab-observer\r
+] "tools.vocabs" add-init-hook
\ No newline at end of file
[ slider-max* 1 max ]
bi / ;
-: slider>screen ( m slider -- n ) slider-scale * elevator-padding + ;
-: screen>slider ( m slider -- n ) [ elevator-padding - ] dip slider-scale / ;
+: slider>screen ( m slider -- n ) slider-scale * ;
+: screen>slider ( m slider -- n ) slider-scale / ;
M: slider model-changed nip elevator>> relayout-1 ;
swap >>orientation ;
: thumb-loc ( slider -- loc )
- [ slider-value ] keep slider>screen ;
+ [ slider-value ] keep slider>screen elevator-padding + ;
: layout-thumb-loc ( thumb slider -- )
[ thumb-loc ] [ orientation>> ] bi n*v
M: macosx keysym>string >upper ;
-M: object keysym>string ;
+M: object keysym>string dup length 1 = [ >lower ] when ;
M: key-down gesture>string
[ mods>> ] [ sym>> ] bi
{
{ [ dup { [ length 1 = ] [ first LETTER? ] } 1&& ] [ [ S+ prefix ] dip ] }
{ [ dup " " = ] [ drop "SPACE" ] }
- [ keysym>string ]
+ [ ]
} cond
- [ modifiers>string ] dip append ;
+ [ modifiers>string ] [ keysym>string ] bi* append ;
M: button-up gesture>string
[
: show-help ( link browser-gadget -- )
[ >link ] dip
- [ [ add-recent ] [ history>> add-history ] bi* ]
+ [
+ 2dup model>> value>> =
+ [ 2drop ] [ [ add-recent ] [ history>> add-history ] bi* ] if
+ ]
[ model>> set-model ]
2bi ;
GENERIC: completion-element ( completion-mode -- element )
-M: object completion-element drop one-word-elt ;
+M: object completion-element drop word-start-elt ;
M: history-completion completion-element drop one-line-elt ;
GENERIC: completion-banner ( completion-mode -- string )
drop vocab? COLOR: black COLOR: dark-gray ? ;
: complete-IN:/USE:? ( tokens -- ? )
- 2 short tail* { "IN:" "USE:" } intersects? ;
+ 1 short head* 2 short tail* { "IN:" "USE:" } intersects? ;
: chop-; ( seq -- seq' )
{ ";" } split1-last [ ] [ ] ?if ;
: complete-USING:? ( tokens -- ? )
- chop-; { "USING:" } intersects? ;
+ chop-; 1 short head* { "USING:" } intersects? ;
: complete-CHAR:? ( tokens -- ? )
2 short tail* "CHAR:" swap member? ;
] unit-test
[ "A" "B" ] [
- disable-compiler
+ disable-optimizer
gensym "a" set
gensym "b" set
] with-compilation-unit
"b" get execute
- enable-compiler
+ enable-optimizer
] unit-test
! Check that we notify observers
! Non-optimizing compiler
M: f recompile [ dup def>> ] { } map>assoc ;
+: without-optimizer ( quot -- )
+ [ f compiler-impl ] dip with-variable ; inline
+
! Trivial compiler. We don't want to touch the code heap
! during stage1 bootstrap, it would just waste time.
SINGLETON: dummy-compiler
[ V{ } clone definition-observers set-global ]
"compiler.units" add-init-hook
+! This goes here because vocabs cannot depend on init
+[ V{ } clone vocab-observers set-global ]
+"vocabs" add-init-hook
+
: add-definition-observer ( obj -- )
definition-observers get push ;
! Copyright (C) 2004, 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: continuations continuations.private kernel
-kernel.private sequences assocs namespaces namespaces.private ;
+kernel.private sequences assocs namespaces namespaces.private
+continuations continuations.private ;
IN: init
SYMBOL: init-hooks
M: f vocab-main ;
+SYMBOL: vocab-observers
+
+GENERIC: vocabs-changed ( obj -- )
+
+: add-vocab-observer ( obj -- )
+ vocab-observers get push ;
+
+: remove-vocab-observer ( obj -- )
+ vocab-observers get delq ;
+
+: notify-vocab-observers ( -- )
+ vocab-observers get [ vocabs-changed ] each ;
+
: create-vocab ( name -- vocab )
- dictionary get [ <vocab> ] cache ;
+ dictionary get [ <vocab> ] cache
+ notify-vocab-observers ;
ERROR: no-vocab name ;
: forget-vocab ( vocab -- )
dup words forget-all
- vocab-name dictionary get delete-at ;
+ vocab-name dictionary get delete-at
+ notify-vocab-observers ;
M: vocab-spec forget* forget-vocab ;
--- /dev/null
+USING: vocabs.loader ;
+
+IN: bson
+
+"bson.reader" require
+"bson.writer" require
--- /dev/null
+USING: accessors constructors kernel strings uuid ;
+
+IN: bson.constants
+
+: <objid> ( -- objid )
+ uuid1 ; inline
+
+TUPLE: oid { a initial: 0 } { b initial: 0 } ;
+
+TUPLE: objref ns objid ;
+
+CONSTRUCTOR: objref ( ns objid -- objref ) ;
+
+TUPLE: mdbregexp { regexp string } { options string } ;
+
+: <mdbregexp> ( string -- mdbregexp )
+ [ mdbregexp new ] dip >>regexp ;
+
+
+CONSTANT: MDB_OID_FIELD "_id"
+CONSTANT: MDB_META_FIELD "_mfd"
+
+CONSTANT: T_EOO 0
+CONSTANT: T_Double 1
+CONSTANT: T_Integer 16
+CONSTANT: T_Boolean 8
+CONSTANT: T_String 2
+CONSTANT: T_Object 3
+CONSTANT: T_Array 4
+CONSTANT: T_Binary 5
+CONSTANT: T_Undefined 6
+CONSTANT: T_OID 7
+CONSTANT: T_Date 9
+CONSTANT: T_NULL 10
+CONSTANT: T_Regexp 11
+CONSTANT: T_DBRef 12
+CONSTANT: T_Code 13
+CONSTANT: T_ScopedCode 17
+CONSTANT: T_Symbol 14
+CONSTANT: T_JSTypeMax 16
+CONSTANT: T_MaxKey 127
+
+CONSTANT: T_Binary_Function 1
+CONSTANT: T_Binary_Bytes 2
+CONSTANT: T_Binary_UUID 3
+CONSTANT: T_Binary_MD5 5
+CONSTANT: T_Binary_Custom 128
+
+
--- /dev/null
+USING: accessors assocs bson.constants byte-arrays byte-vectors fry io
+io.binary io.encodings.string io.encodings.utf8 kernel math namespaces
+sequences serialize arrays calendar io.encodings ;
+
+IN: bson.reader
+
+<PRIVATE
+
+TUPLE: element { type integer } name ;
+TUPLE: state
+ { size initial: -1 } { read initial: 0 } exemplar
+ result scope element ;
+
+: <state> ( exemplar -- state )
+ [ state new ] dip
+ [ clone >>exemplar ] keep
+ clone [ >>result ] [ V{ } clone [ push ] keep >>scope ] bi
+ V{ } clone [ T_Object "" element boa swap push ] keep >>element ;
+
+PREDICATE: bson-eoo < integer T_EOO = ;
+PREDICATE: bson-not-eoo < integer T_EOO > ;
+
+PREDICATE: bson-double < integer T_Double = ;
+PREDICATE: bson-integer < integer T_Integer = ;
+PREDICATE: bson-string < integer T_String = ;
+PREDICATE: bson-object < integer T_Object = ;
+PREDICATE: bson-array < integer T_Array = ;
+PREDICATE: bson-binary < integer T_Binary = ;
+PREDICATE: bson-regexp < integer T_Regexp = ;
+PREDICATE: bson-binary-bytes < integer T_Binary_Bytes = ;
+PREDICATE: bson-binary-function < integer T_Binary_Function = ;
+PREDICATE: bson-binary-uuid < integer T_Binary_UUID = ;
+PREDICATE: bson-binary-custom < integer T_Binary_Custom = ;
+PREDICATE: bson-oid < integer T_OID = ;
+PREDICATE: bson-boolean < integer T_Boolean = ;
+PREDICATE: bson-date < integer T_Date = ;
+PREDICATE: bson-null < integer T_NULL = ;
+PREDICATE: bson-ref < integer T_DBRef = ;
+
+GENERIC: element-read ( type -- cont? )
+GENERIC: element-data-read ( type -- object )
+GENERIC: element-binary-read ( length type -- object )
+
+: byte-array>number ( seq -- number )
+ byte-array>bignum >integer ; inline
+
+: get-state ( -- state )
+ state get ; inline
+
+: count-bytes ( count -- )
+ [ get-state ] dip '[ _ + ] change-read drop ; inline
+
+: read-int32 ( -- int32 )
+ 4 [ read byte-array>number ] [ count-bytes ] bi ; inline
+
+: read-longlong ( -- longlong )
+ 8 [ read byte-array>number ] [ count-bytes ] bi ; inline
+
+: read-double ( -- double )
+ 8 [ read byte-array>number bits>double ] [ count-bytes ] bi ; inline
+
+: read-byte-raw ( -- byte-raw )
+ 1 [ read ] [ count-bytes ] bi ; inline
+
+: read-byte ( -- byte )
+ read-byte-raw first ; inline
+
+: read-cstring ( -- string )
+ input-stream get utf8 <decoder>
+ "\0" swap stream-read-until drop ; inline
+
+: read-sized-string ( length -- string )
+ drop read-cstring ; inline
+
+: read-element-type ( -- type )
+ read-byte ; inline
+
+: push-element ( type name -- element )
+ element boa
+ [ get-state element>> push ] keep ; inline
+
+: pop-element ( -- element )
+ get-state element>> pop ; inline
+
+: peek-scope ( -- ht )
+ get-state scope>> peek ; inline
+
+: read-elements ( -- )
+ read-element-type
+ element-read
+ [ read-elements ] when ; inline recursive
+
+GENERIC: fix-result ( assoc type -- result )
+
+M: bson-object fix-result ( assoc type -- result )
+ drop ;
+
+M: bson-array fix-result ( assoc type -- result )
+ drop
+ values ;
+
+GENERIC: end-element ( type -- )
+
+M: bson-object end-element ( type -- )
+ drop ;
+
+M: bson-array end-element ( type -- )
+ drop ;
+
+M: object end-element ( type -- )
+ drop
+ pop-element drop ;
+
+M: bson-eoo element-read ( type -- cont? )
+ drop
+ get-state scope>> [ pop ] keep swap ! vec assoc
+ pop-element [ type>> ] keep ! vec assoc element
+ [ fix-result ] dip
+ rot length 0 > ! assoc element
+ [ name>> peek-scope set-at t ]
+ [ drop [ get-state ] dip >>result drop f ] if ;
+
+M: bson-not-eoo element-read ( type -- cont? )
+ [ peek-scope ] dip ! scope type
+ '[ _ read-cstring push-element [ name>> ] [ type>> ] bi
+ [ element-data-read ] keep
+ end-element
+ swap
+ ] dip set-at t ;
+
+: [scope-changer] ( state -- state quot )
+ dup exemplar>> '[ [ [ _ clone ] dip push ] keep ] ; inline
+
+: (object-data-read) ( type -- object )
+ drop
+ read-int32 drop
+ get-state
+ [scope-changer] change-scope
+ scope>> peek ; inline
+
+M: bson-object element-data-read ( type -- object )
+ (object-data-read) ;
+
+M: bson-array element-data-read ( type -- object )
+ (object-data-read) ;
+
+M: bson-string element-data-read ( type -- object )
+ drop
+ read-int32 read-sized-string ;
+
+M: bson-integer element-data-read ( type -- object )
+ drop
+ read-int32 ;
+
+M: bson-double element-data-read ( type -- double )
+ drop
+ read-double ;
+
+M: bson-boolean element-data-read ( type -- boolean )
+ drop
+ read-byte 1 = ;
+
+M: bson-date element-data-read ( type -- timestamp )
+ drop
+ read-longlong millis>timestamp ;
+
+M: bson-binary element-data-read ( type -- binary )
+ drop
+ read-int32 read-byte element-binary-read ;
+
+M: bson-regexp element-data-read ( type -- mdbregexp )
+ drop mdbregexp new
+ read-cstring >>regexp read-cstring >>options ;
+
+M: bson-null element-data-read ( type -- bf )
+ drop
+ f ;
+
+M: bson-oid element-data-read ( type -- oid )
+ drop
+ read-longlong
+ read-int32 oid boa ;
+
+M: bson-binary-custom element-binary-read ( size type -- dbref )
+ 2drop
+ read-cstring
+ read-cstring objref boa ;
+
+M: bson-binary-bytes element-binary-read ( size type -- bytes )
+ drop read ;
+
+M: bson-binary-function element-binary-read ( size type -- quot )
+ drop read bytes>object ;
+
+PRIVATE>
+
+: stream>assoc ( exemplar -- assoc bytes-read )
+ <state> dup state
+ [ read-int32 >>size read-elements ] with-variable
+ [ result>> ] [ read>> ] bi ;
--- /dev/null
+! Copyright (C) 2008 Sascha Matzke.
+! See http://factorcode.org/license.txt for BSD license.
+USING: accessors assocs bson.constants byte-arrays byte-vectors
+calendar fry io io.binary io.encodings io.encodings.binary
+io.encodings.utf8 io.streams.byte-array kernel math math.parser
+namespaces quotations sequences sequences.private serialize strings
+words combinators.short-circuit literals ;
+
+IN: bson.writer
+
+<PRIVATE
+
+SYMBOL: shared-buffer
+
+CONSTANT: INT32-SIZE 4
+CONSTANT: CHAR-SIZE 1
+CONSTANT: INT64-SIZE 8
+
+: (buffer) ( -- buffer )
+ shared-buffer get
+ [ 8192 <byte-vector> [ shared-buffer set ] keep ] unless* ; inline
+
+: >le-stream ( x n -- )
+ swap
+ '[ _ swap nth-byte 0 B{ 0 }
+ [ set-nth-unsafe ] keep write ] each ; inline
+
+PRIVATE>
+
+: reset-buffer ( buffer -- )
+ 0 >>length drop ; inline
+
+: ensure-buffer ( -- )
+ (buffer) drop ; inline
+
+: with-buffer ( quot -- byte-vector )
+ [ (buffer) [ reset-buffer ] keep dup ] dip
+ with-output-stream* dup encoder? [ stream>> ] when ; inline
+
+: with-length ( quot: ( -- ) -- bytes-written start-index )
+ [ (buffer) [ length ] keep ] dip call
+ length swap [ - ] keep ; inline
+
+: with-length-prefix ( quot: ( -- ) -- )
+ [ B{ 0 0 0 0 } write ] prepose with-length
+ [ INT32-SIZE >le ] dip (buffer)
+ '[ _ over [ nth-unsafe ] dip _ + _ set-nth-unsafe ]
+ [ INT32-SIZE ] dip each-integer ; inline
+
+: with-length-prefix-excl ( quot: ( -- ) -- )
+ [ B{ 0 0 0 0 } write ] prepose with-length
+ [ INT32-SIZE - INT32-SIZE >le ] dip (buffer)
+ '[ _ over [ nth-unsafe ] dip _ + _ set-nth-unsafe ]
+ [ INT32-SIZE ] dip each-integer ; inline
+
+<PRIVATE
+
+GENERIC: bson-type? ( obj -- type ) foldable flushable
+GENERIC: bson-write ( obj -- )
+
+M: t bson-type? ( boolean -- type ) drop T_Boolean ;
+M: f bson-type? ( boolean -- type ) drop T_Boolean ;
+
+M: real bson-type? ( real -- type ) drop T_Double ;
+M: word bson-type? ( word -- type ) drop T_String ;
+M: tuple bson-type? ( tuple -- type ) drop T_Object ;
+M: sequence bson-type? ( seq -- type ) drop T_Array ;
+M: string bson-type? ( string -- type ) drop T_String ;
+M: integer bson-type? ( integer -- type ) drop T_Integer ;
+M: assoc bson-type? ( assoc -- type ) drop T_Object ;
+M: timestamp bson-type? ( timestamp -- type ) drop T_Date ;
+M: mdbregexp bson-type? ( regexp -- type ) drop T_Regexp ;
+
+M: oid bson-type? ( word -- type ) drop T_OID ;
+M: objref bson-type? ( objref -- type ) drop T_Binary ;
+M: quotation bson-type? ( quotation -- type ) drop T_Binary ;
+M: byte-array bson-type? ( byte-array -- type ) drop T_Binary ;
+
+: write-utf8-string ( string -- )
+ output-stream get utf8 <encoder> stream-write ; inline
+
+: write-byte ( byte -- ) CHAR-SIZE >le-stream ; inline
+: write-int32 ( int -- ) INT32-SIZE >le-stream ; inline
+: write-double ( real -- ) double>bits INT64-SIZE >le-stream ; inline
+: write-cstring ( string -- ) write-utf8-string 0 write-byte ; inline
+: write-longlong ( object -- ) INT64-SIZE >le-stream ; inline
+
+: write-eoo ( -- ) T_EOO write-byte ; inline
+: write-type ( obj -- obj ) [ bson-type? write-byte ] keep ; inline
+: write-pair ( name object -- ) write-type [ write-cstring ] dip bson-write ; inline
+
+M: f bson-write ( f -- )
+ drop 0 write-byte ;
+
+M: t bson-write ( t -- )
+ drop 1 write-byte ;
+
+M: string bson-write ( obj -- )
+ '[ _ write-cstring ] with-length-prefix-excl ;
+
+M: integer bson-write ( num -- )
+ write-int32 ;
+
+M: real bson-write ( num -- )
+ >float write-double ;
+
+M: timestamp bson-write ( timestamp -- )
+ timestamp>millis write-longlong ;
+
+M: byte-array bson-write ( binary -- )
+ [ length write-int32 ] keep
+ T_Binary_Bytes write-byte
+ write ;
+
+M: quotation bson-write ( quotation -- )
+ object>bytes [ length write-int32 ] keep
+ T_Binary_Function write-byte
+ write ;
+
+M: oid bson-write ( oid -- )
+ [ a>> write-longlong ] [ b>> write-int32 ] bi ;
+
+M: objref bson-write ( objref -- )
+ [ binary ] dip
+ '[ _
+ [ ns>> write-cstring ]
+ [ objid>> write-cstring ] bi ] with-byte-writer
+ [ length write-int32 ] keep
+ T_Binary_Custom write-byte write ;
+
+M: mdbregexp bson-write ( regexp -- )
+ [ regexp>> write-cstring ]
+ [ options>> write-cstring ] bi ;
+
+M: sequence bson-write ( array -- )
+ '[ _ [ [ write-type ] dip number>string
+ write-cstring bson-write ] each-index
+ write-eoo ] with-length-prefix ;
+
+: write-oid ( assoc -- )
+ [ MDB_OID_FIELD ] dip at
+ [ [ MDB_OID_FIELD ] dip write-pair ] when* ; inline
+
+: skip-field? ( name -- boolean )
+ { $[ MDB_OID_FIELD MDB_META_FIELD ] } member? ; inline
+
+M: assoc bson-write ( assoc -- )
+ '[ _ [ write-oid ] keep
+ [ over skip-field? [ 2drop ] [ write-pair ] if ] assoc-each
+ write-eoo ] with-length-prefix ;
+
+M: word bson-write name>> bson-write ;
+
+PRIVATE>
+
+: assoc>bv ( assoc -- byte-vector )
+ [ '[ _ bson-write ] with-buffer ] with-scope ; inline
+
+: assoc>stream ( assoc -- )
+ bson-write ; inline
+
+: mdb-special-value? ( value -- ? )
+ { [ timestamp? ] [ quotation? ] [ mdbregexp? ]
+ [ oid? ] [ byte-array? ] } 1|| ;
\ No newline at end of file
--- /dev/null
+USING: calendar math fry kernel assocs math.ranges bson.reader io.streams.byte-array
+sequences formatting combinators namespaces io tools.time prettyprint io.encodings.binary
+accessors words mongodb.driver strings math.parser tools.walker bson.writer
+tools.continuations ;
+
+IN: mongodb.benchmark
+
+SYMBOL: collection
+
+: get* ( symbol default -- value )
+ [ get ] dip or ; inline
+
+: ensure-number ( v -- n )
+ dup string? [ string>number ] when ; inline
+
+: trial-size ( -- size )
+ "per-trial" 5000 get* ensure-number ; inline flushable
+
+: batch-size ( -- size )
+ "batch-size" 100 get* ensure-number ; inline flushable
+
+TUPLE: result doc collection index batch lasterror ;
+
+: <result> ( -- ) result new result set ; inline
+
+
+CONSTANT: CHECK-KEY f
+
+CONSTANT: DOC-SMALL H{ }
+
+CONSTANT: DOC-MEDIUM H{ { "integer" 5 }
+ { "number" 5.05 }
+ { "boolean" f }
+ { "array"
+ { "test" "benchmark" } } }
+
+CONSTANT: DOC-LARGE H{ { "base_url" "http://www.example.com/test-me" }
+ { "total_word_count" 6743 }
+ { "access_time" f }
+ { "meta_tags" H{ { "description" "i am a long description string" }
+ { "author" "Holly Man" }
+ { "dynamically_created_meta_tag" "who know\n what" } } }
+ { "page_structure" H{ { "counted_tags" 3450 }
+ { "no_of_js_attached" 10 }
+ { "no_of_images" 6 } } }
+ { "harvested_words" { "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo"
+ "10gen" "web" "open" "source" "application" "paas"
+ "platform-as-a-service" "technology" "helps"
+ "developers" "focus" "building" "mongodb" "mongo" } } }
+
+: set-doc ( name -- )
+ [ result ] dip '[ _ >>doc ] change ; inline
+
+: small-doc ( -- quot )
+ "small" set-doc [ ] ; inline
+
+: medium-doc ( -- quot )
+ "medium" set-doc [ ] ; inline
+
+: large-doc ( -- quot )
+ "large" set-doc [ ] ; inline
+
+: small-doc-prepare ( -- quot: ( i -- doc ) )
+ small-doc drop
+ '[ "x" DOC-SMALL clone [ set-at ] keep ] ;
+
+: medium-doc-prepare ( -- quot: ( i -- doc ) )
+ medium-doc drop
+ '[ "x" DOC-MEDIUM clone [ set-at ] keep ] ;
+
+: large-doc-prepare ( -- quot: ( i -- doc ) )
+ large-doc drop
+ [ "x" DOC-LARGE clone [ set-at ] keep
+ [ now "access-time" ] dip
+ [ set-at ] keep ] ;
+
+: (insert) ( quot: ( i -- doc ) collection -- )
+ [ trial-size ] 2dip
+ '[ _ call( i -- doc ) [ _ ] dip
+ result get lasterror>> [ save ] [ save-unsafe ] if ] each-integer ;
+
+: (prepare-batch) ( i b quot: ( i -- doc ) -- batch-seq )
+ [ [ * ] keep 1 range boa ] dip
+ '[ _ call( i -- doc ) ] map ;
+
+: (insert-batch) ( quot: ( i -- doc ) collection -- )
+ [ trial-size batch-size [ / ] keep ] 2dip
+ '[ _ _ (prepare-batch) [ _ ] dip
+ result get lasterror>> [ save ] [ save-unsafe ] if
+ ] each-integer ;
+
+: bchar ( boolean -- char )
+ [ "t" ] [ "f" ] if ; inline
+
+: collection-name ( -- collection )
+ collection "benchmark" get*
+ result get doc>>
+ result get index>> bchar
+ "%s-%s-%s" sprintf
+ [ [ result get ] dip >>collection drop ] keep ;
+
+: prepare-collection ( -- collection )
+ collection-name
+ [ "_x_idx" drop-index ] keep
+ [ drop-collection ] keep
+ [ create-collection ] keep ;
+
+: prepare-index ( collection -- )
+ "_x_idx" [ "x" asc ] key-spec <index-spec> unique-index ensure-index ;
+
+: insert ( doc-quot: ( i -- doc ) -- quot: ( -- ) )
+ prepare-collection
+ result get index>> [ [ prepare-index ] keep ] when
+ result get batch>>
+ [ '[ _ _ (insert-batch) ] ] [ '[ _ _ (insert) ] ] if ;
+
+: serialize ( doc-quot: ( i -- doc ) -- quot: ( -- ) )
+ '[ trial-size [ _ call( i -- doc ) assoc>bv drop ] each-integer ] ;
+
+: deserialize ( doc-quot: ( i -- doc ) -- quot: ( -- ) )
+ [ 0 ] dip call( i -- doc ) assoc>bv
+ '[ trial-size [ _ binary [ H{ } stream>assoc 2drop ] with-byte-reader ] times ] ;
+
+: check-for-key ( assoc key -- )
+ CHECK-KEY [ swap key? [ "ups... where's the key" throw ] unless ] [ 2drop ] if ;
+
+: (check-find-result) ( result -- )
+ "x" check-for-key ; inline
+
+: (find) ( cursor -- )
+ [ find [ (check-find-result) ] each (find) ] when* ; inline recursive
+
+: find-one ( quot -- quot: ( -- ) )
+ drop
+ [ trial-size
+ collection-name
+ trial-size 2 / "x" H{ } clone [ set-at ] keep
+ '[ _ _ <query> 1 limit (find) ] times ] ;
+
+: find-all ( quot -- quot: ( -- ) )
+ drop
+ collection-name
+ H{ } clone
+ '[ _ _ <query> (find) ] ;
+
+: find-range ( quot -- quot: ( -- ) )
+ drop
+ [ trial-size batch-size /i
+ collection-name
+ trial-size 2 / "$gt" H{ } clone [ set-at ] keep
+ [ trial-size 2 / batch-size + "$lt" ] dip [ set-at ] keep
+ "x" H{ } clone [ set-at ] keep
+ '[ _ _ <query> (find) ] times ] ;
+
+: batch ( -- )
+ result [ t >>batch ] change ; inline
+
+: index ( -- )
+ result [ t >>index ] change ; inline
+
+: errcheck ( -- )
+ result [ t >>lasterror ] change ; inline
+
+: print-result ( time -- )
+ [ result get [ collection>> ] keep
+ [ batch>> bchar ] keep
+ [ index>> bchar ] keep
+ lasterror>> bchar
+ trial-size ] dip
+ 1000000 / /i
+ "%-18s: {batch:%s,index:%s;errchk:%s} %10s docs/s"
+ sprintf print flush ;
+
+: print-separator ( -- )
+ "----------------------------------------------------------------" print flush ; inline
+
+: print-separator-bold ( -- )
+ "================================================================" print flush ; inline
+
+: print-header ( -- )
+ trial-size
+ batch-size
+ "MongoDB Factor Driver Benchmark\n%d ops per Trial, Batch-Size: %d"
+ sprintf print flush
+ print-separator-bold ;
+
+: with-result ( options quot -- )
+ '[ <result> _ call( options -- time ) print-result ] with-scope ;
+
+: [bench-quot] ( feat-seq op-word -- quot: ( doc-word -- ) )
+ '[ _ swap _
+ '[ [ [ _ execute( -- quot ) ] dip
+ [ execute( -- ) ] each _ execute( quot -- quot ) benchmark ] with-result ] each
+ print-separator ] ;
+
+: run-serialization-bench ( doc-word-seq feat-seq -- )
+ "Serialization Tests" print
+ print-separator-bold
+ \ serialize [bench-quot] '[ _ call( doc-word -- ) ] each ;
+
+: run-deserialization-bench ( doc-word-seq feat-seq -- )
+ "Deserialization Tests" print
+ print-separator-bold
+ \ deserialize [bench-quot] '[ _ call( doc-word -- ) ] each ;
+
+: run-insert-bench ( doc-word-seq feat-seq -- )
+ "Insert Tests" print
+ print-separator-bold
+ \ insert [bench-quot] '[ _ call( doc-word -- ) ] each ;
+
+: run-find-one-bench ( doc-word-seq feat-seq -- )
+ "Query Tests - Find-One" print
+ print-separator-bold
+ \ find-one [bench-quot] '[ _ call( doc-word -- ) ] each ;
+
+: run-find-all-bench ( doc-word-seq feat-seq -- )
+ "Query Tests - Find-All" print
+ print-separator-bold
+ \ find-all [bench-quot] '[ _ call( doc-word -- ) ] each ;
+
+: run-find-range-bench ( doc-word-seq feat-seq -- )
+ "Query Tests - Find-Range" print
+ print-separator-bold
+ \ find-range [bench-quot] '[ _ call( doc-word -- ) ] each ;
+
+
+: run-benchmarks ( -- )
+ "db" "db" get* "host" "127.0.0.1" get* "port" 27020 get* ensure-number <mdb>
+ [ print-header
+ ! serialization
+ { small-doc-prepare medium-doc-prepare
+ large-doc-prepare }
+ { { } } run-serialization-bench
+ ! deserialization
+ { small-doc-prepare medium-doc-prepare
+ large-doc-prepare }
+ { { } } run-deserialization-bench
+ ! insert
+ { small-doc-prepare medium-doc-prepare
+ large-doc-prepare }
+ { { } { index } { errcheck } { index errcheck }
+ { batch } { batch errcheck } { batch index errcheck }
+ } run-insert-bench
+ ! find-one
+ { small-doc medium-doc large-doc }
+ { { } { index } } run-find-one-bench
+ ! find-all
+ { small-doc medium-doc large-doc }
+ { { } { index } } run-find-all-bench
+ ! find-range
+ { small-doc medium-doc large-doc }
+ { { } { index } } run-find-range-bench
+ ] with-db ;
+
+MAIN: run-benchmarks
+
--- /dev/null
+USING: accessors assocs fry io.encodings.binary io.sockets kernel math
+math.parser mongodb.msg mongodb.operations namespaces destructors
+constructors sequences splitting checksums checksums.md5 formatting
+io.streams.duplex io.encodings.utf8 io.encodings.string combinators.smart
+arrays hashtables sequences.deep vectors locals ;
+
+IN: mongodb.connection
+
+: md5-checksum ( string -- digest )
+ utf8 encode md5 checksum-bytes hex-string ; inline
+
+TUPLE: mdb-db name username pwd-digest nodes collections ;
+
+TUPLE: mdb-node master? { address inet } remote ;
+
+CONSTRUCTOR: mdb-node ( address master? -- mdb-node ) ;
+
+TUPLE: mdb-connection instance node handle remote local ;
+
+CONSTRUCTOR: mdb-connection ( instance -- mdb-connection ) ;
+
+: check-ok ( result -- errmsg ? )
+ [ [ "errmsg" ] dip at ]
+ [ [ "ok" ] dip at >integer 1 = ] bi ; inline
+
+: <mdb-db> ( name nodes -- mdb-db )
+ mdb-db new swap >>nodes swap >>name H{ } clone >>collections ;
+
+: master-node ( mdb -- node )
+ nodes>> t swap at ;
+
+: slave-node ( mdb -- node )
+ nodes>> f swap at ;
+
+: with-connection ( connection quot -- * )
+ [ mdb-connection set ] prepose with-scope ; inline
+
+: mdb-instance ( -- mdb )
+ mdb-connection get instance>> ; inline
+
+: index-collection ( -- ns )
+ mdb-instance name>> "%s.system.indexes" sprintf ; inline
+
+: namespaces-collection ( -- ns )
+ mdb-instance name>> "%s.system.namespaces" sprintf ; inline
+
+: cmd-collection ( -- ns )
+ mdb-instance name>> "%s.$cmd" sprintf ; inline
+
+: index-ns ( colname -- index-ns )
+ [ mdb-instance name>> ] dip "%s.%s" sprintf ; inline
+
+: send-message ( message -- )
+ [ mdb-connection get handle>> ] dip '[ _ write-message ] with-stream* ;
+
+: send-query-plain ( query-message -- result )
+ [ mdb-connection get handle>> ] dip
+ '[ _ write-message read-message ] with-stream* ;
+
+: send-query-1result ( collection assoc -- result )
+ <mdb-query-msg>
+ 1 >>return#
+ send-query-plain objects>>
+ [ f ] [ first ] if-empty ;
+
+<PRIVATE
+
+: get-nonce ( -- nonce )
+ cmd-collection H{ { "getnonce" 1 } } send-query-1result
+ [ "nonce" swap at ] [ f ] if* ;
+
+: auth? ( mdb -- ? )
+ [ username>> ] [ pwd-digest>> ] bi and ;
+
+: calculate-key-digest ( nonce -- digest )
+ mdb-instance
+ [ username>> ]
+ [ pwd-digest>> ] bi
+ 3array concat md5-checksum ; inline
+
+: build-auth-query ( -- query-assoc )
+ { "authenticate" 1 }
+ "user" mdb-instance username>> 2array
+ "nonce" get-nonce 2array
+ 3array >hashtable
+ [ [ "nonce" ] dip at calculate-key-digest "key" ] keep
+ [ set-at ] keep ;
+
+: perform-authentication ( -- )
+ cmd-collection build-auth-query send-query-1result
+ check-ok [ drop ] [ throw ] if ; inline
+
+: authenticate-connection ( mdb-connection -- )
+ [ mdb-connection get instance>> auth?
+ [ perform-authentication ] when
+ ] with-connection ; inline
+
+: open-connection ( mdb-connection node -- mdb-connection )
+ [ >>node ] [ address>> ] bi
+ [ >>remote ] keep binary <client>
+ [ >>handle ] dip >>local ;
+
+: get-ismaster ( -- result )
+ "admin.$cmd" H{ { "ismaster" 1 } } send-query-1result ;
+
+: split-host-str ( hoststr -- host port )
+ ":" split [ first ] [ second string>number ] bi ; inline
+
+: eval-ismaster-result ( node result -- )
+ [ [ "ismaster" ] dip at >integer 1 = >>master? drop ]
+ [ [ "remote" ] dip at
+ [ split-host-str <inet> f <mdb-node> >>remote ] when*
+ drop ] 2bi ;
+
+: check-node ( mdb node -- )
+ [ <mdb-connection> &dispose ] dip
+ [ open-connection ] keep swap
+ [ get-ismaster eval-ismaster-result ] with-connection ;
+
+: nodelist>table ( seq -- assoc )
+ [ [ master?>> ] keep 2array ] map >hashtable ;
+
+PRIVATE>
+
+:: verify-nodes ( mdb -- )
+ [ [let* | acc [ V{ } clone ]
+ node1 [ mdb dup master-node [ check-node ] keep ]
+ node2 [ mdb node1 remote>>
+ [ [ check-node ] keep ]
+ [ drop f ] if* ]
+ | node1 [ acc push ] when*
+ node2 [ acc push ] when*
+ mdb acc nodelist>table >>nodes drop
+ ]
+ ] with-destructors ;
+
+: mdb-open ( mdb -- mdb-connection )
+ clone [ <mdb-connection> ] keep
+ master-node open-connection
+ [ authenticate-connection ] keep ;
+
+: mdb-close ( mdb-connection -- )
+ [ dispose f ] change-handle drop ;
+
+M: mdb-connection dispose
+ mdb-close ;
\ No newline at end of file
--- /dev/null
+Sascha Matzke
--- /dev/null
+! Copyright (C) 2009 Your name.
+! See http://factorcode.org/license.txt for BSD license.
+USING: assocs help.markup help.syntax kernel quotations ;
+IN: mongodb.driver
+
+HELP: <mdb-collection>
+{ $values
+ { "name" "name of the collection" }
+ { "collection" "mdb-collection instance" }
+}
+{ $examples { $unchecked-example "USING: mongodb.driver ;" "\"mycollection\" <mdb-collection> t >>capped 1000000 >>max" "" } }
+{ $description "Creates a new mdb-collection instance. Use this to create capped/limited collections." } ;
+
+HELP: <mdb>
+{ $values
+ { "db" "name of the database to use" }
+ { "host" "host name or IP address" }
+ { "port" "port number" }
+ { "mdb" "mdb-db instance" }
+}
+{ $description "Create a new mdb-db instance and automatically resolves master/slave information in a paired MongoDB setup." }
+{ $examples
+ { $unchecked-example "USING: mongodb.driver ;" "\"db\" \"127.0.0.1\" 27017 <mdb>" "" } } ;
+
+HELP: <query>
+{ $values
+ { "collection" "collection to query" }
+ { "assoc" "query assoc" }
+ { "mdb-query-msg" "mdb-query-msg instance" }
+}
+{ $description "Creates a new mdb-query-msg instance. "
+ "This word must be called from within a with-db scope."
+ "For more see: "
+ { $link with-db } }
+{ $examples
+ { $unchecked-example "USING: mongodb.driver ;" "\"mycollection\" H{ } <query>" "" } } ;
+
+HELP: <update>
+{ $values
+ { "collection" "collection to update" }
+ { "selector" "selector assoc (selects which object(s) to update" }
+ { "object" "updated object or update instruction" }
+ { "mdb-update-msg" "mdb-update-msg instance" }
+}
+{ $description "Creates an update message for the object(s) identified by the given selector."
+ "MongoDB supports full object updates as well as partial update modifiers such as $set, $inc or $push"
+ "For more information see: " { $url "http://www.mongodb.org/display/DOCS/Updates" } } ;
+
+HELP: >upsert
+{ $values
+ { "mdb-update-msg" "a mdb-update-msg" }
+ { "mdb-update-msg" "mdb-update-msg with the upsert indicator set to t" }
+}
+{ $description "Marks a mdb-update-msg as upsert operation"
+ "(inserts object identified by the update selector if it doesn't exist in the collection)" } ;
+
+HELP: PARTIAL?
+{ $values
+ { "value" "partial?" }
+}
+{ $description "key which refers to a partially loaded object" } ;
+
+HELP: asc
+{ $values
+ { "key" "sort key" }
+ { "spec" "sort spec" }
+}
+{ $description "indicates that the values of the specified key should be sorted in ascending order" } ;
+
+HELP: count
+{ $values
+ { "mdb-query-msg" "query" }
+ { "result" "number of objects in the collection that match the query" }
+}
+{ $description "count objects in a collection" } ;
+
+HELP: create-collection
+{ $values
+ { "name" "collection name" }
+}
+{ $description "Creates a new collection with the given name." } ;
+
+HELP: delete
+{ $values
+ { "collection" "a collection" }
+ { "selector" "assoc which identifies the objects to be removed from the collection" }
+}
+{ $description "removes objects from the collection (with lasterror check)" } ;
+
+HELP: delete-unsafe
+{ $values
+ { "collection" "a collection" }
+ { "selector" "assoc which identifies the objects to be removed from the collection" }
+}
+{ $description "removes objects from the collection (without error check)" } ;
+
+HELP: desc
+{ $values
+ { "key" "sort key" }
+ { "spec" "sort spec" }
+}
+{ $description "indicates that the values of the specified key should be sorted in descending order" } ;
+
+HELP: drop-collection
+{ $values
+ { "name" "a collection" }
+}
+{ $description "removes the collection and all objects in it from the database" } ;
+
+HELP: drop-index
+{ $values
+ { "collection" "a collection" }
+ { "name" "an index name" }
+}
+{ $description "drops the specified index from the collection" } ;
+
+HELP: ensure-collection
+{ $values
+ { "name" "a collection; e.g. mycollection " }
+}
+{ $description "ensures that the collection exists in the database" } ;
+
+HELP: ensure-index
+{ $values
+ { "index-spec" "an index specification" }
+}
+{ $description "Ensures the existence of the given index. "
+ "For more information on MongoDB indexes see: " { $url "http://www.mongodb.org/display/DOCS/Indexes" } }
+{ $examples
+ { $unchecked-example "USING: mongodb.driver ;"
+ "\"db\" \"127.0.0.1\" 27017 <mdb>"
+ "[ \"mycollection\" nameIdx [ \"name\" asc ] keyspec <index-spec> ensure-index ] with-db" "" }
+ { $unchecked-example "USING: mongodb.driver ;"
+ "\"db\" \"127.0.0.1\" 27017 <mdb>" "[ \"mycollection\" nameIdx [ \"name\" asc ] keyspec <index-spec> unique-index ensure-index ] with-db" "" } } ;
+
+HELP: explain.
+{ $values
+ { "mdb-query-msg" "a query message" }
+}
+{ $description "Prints the execution plan for the given query" } ;
+
+HELP: find
+{ $values
+ { "selector" "a mdb-query or mdb-cursor" }
+ { "mdb-cursor/f" "a cursor (if there are more results) or f" }
+ { "seq" "a sequences of objects" }
+}
+{ $description "executes the given query" }
+{ $examples
+ { $unchecked-example "USING: mongodb.driver ;"
+ "\"db\" \"127.0.0.1\" 27017 <mdb>"
+ "[ \"mycollection\" H{ { \"name\" \"Alfred\" } } <query> find ] with-db" "" } } ;
+
+HELP: find-one
+{ $values
+ { "mdb-query-msg" "a query" }
+ { "result/f" "a single object or f" }
+}
+{ $description "Executes the query and returns one object at most" } ;
+
+HELP: hint
+{ $values
+ { "mdb-query-msg" "a query" }
+ { "index-hint" "a hint to an index" }
+ { "mdb-query-msg" "modified query object" }
+}
+{ $description "Annotates the query with a hint to an index. "
+ "For detailed information see: " { $url "http://www.mongodb.org/display/DOCS/Optimizing+Mongo+Performance#OptimizingMongoPerformance-Hint" } }
+{ $examples
+ { $unchecked-example "USING: mongodb.driver ;"
+ "\"db\" \"127.0.0.1\" 27017 <mdb>"
+ "[ \"mycollection\" H{ { \"name\" \"Alfred\" } { \"age\" 70 } } <query> H{ { \"name\" 1 } } hint find ] with-db" "" } } ;
+
+HELP: lasterror
+{ $values
+
+ { "error" "error message or f" }
+}
+{ $description "Checks if the last operation resulted in an error on the MongoDB side"
+ "For more information see: " { $url "http://www.mongodb.org/display/DOCS/Mongo+Commands#MongoCommands-LastErrorCommands" } } ;
+
+HELP: limit
+{ $values
+ { "mdb-query-msg" "a query" }
+ { "limit#" "number of objects that should be returned at most" }
+ { "mdb-query-msg" "modified query object" }
+}
+{ $description "Limits the number of returned objects to limit#" }
+{ $examples
+ { $unchecked-example "USING: mongodb.driver ;"
+ "\"db\" \"127.0.0.1\" 27017 <mdb>"
+ "[ \"mycollection\" H{ } <query> 10 limit find ] with-db" "" } } ;
+
+HELP: load-collection-list
+{ $values
+
+ { "collection-list" "list of collections in the current database" }
+}
+{ $description "Returns a list of all collections that exist in the current database" } ;
+
+HELP: load-index-list
+{ $values
+
+ { "index-list" "list of indexes" }
+}
+{ $description "Returns a list of all indexes that exist in the current database" } ;
+
+HELP: mdb-collection
+{ $var-description "MongoDB collection" } ;
+
+HELP: mdb-cursor
+{ $var-description "MongoDB cursor" } ;
+
+HELP: mdb-error
+{ $values
+ { "msg" "error message" }
+}
+{ $description "error class" } ;
+
+HELP: r/
+{ $values
+ { "token" "a regexp string" }
+ { "mdbregexp" "a mdbregexp tuple instance" }
+}
+{ $description "creates a new mdbregexp instance" } ;
+
+HELP: save
+{ $values
+ { "collection" "a collection" }
+ { "assoc" "object" }
+}
+{ $description "Saves the object to the given collection."
+ " If the object contains a field name \"_id\" this command automatically performs an update (with upsert) instead of a plain save" } ;
+
+HELP: save-unsafe
+{ $values
+ { "collection" "a collection" }
+ { "assoc" "object" }
+}
+{ $description "Save the object to the given collection without automatic error check" } ;
+
+HELP: skip
+{ $values
+ { "mdb-query-msg" "a query message" }
+ { "skip#" "number of objects to skip" }
+ { "mdb-query-msg" "annotated query message" }
+}
+{ $description "annotates a query message with a number of objects to skip when returning the results" } ;
+
+HELP: sort
+{ $values
+ { "mdb-query-msg" "a query message" }
+ { "sort-quot" "a quotation with sort specifiers" }
+ { "mdb-query-msg" "annotated query message" }
+}
+{ $description "annotates the query message for sort specifiers" } ;
+
+HELP: update
+{ $values
+ { "mdb-update-msg" "a mdb-update message" }
+}
+{ $description "performs an update" } ;
+
+HELP: update-unsafe
+{ $values
+ { "mdb-update-msg" "a mdb-update message" }
+}
+{ $description "performs an update without automatic error check" } ;
+
+HELP: validate.
+{ $values
+ { "collection" "collection to validate" }
+}
+{ $description "validates the collection" } ;
+
+HELP: with-db
+{ $values
+ { "mdb" "mdb instance" }
+ { "quot" "quotation to execute with the given mdb instance as context" }
+}
+{ $description "executes a quotation with the given mdb instance in its context" } ;
+
+ARTICLE: "mongodb.driver" "MongoDB factor driver"
+{ $vocab-link "mongodb.driver" }
+;
+
+ABOUT: "mongodb.driver"
+
--- /dev/null
+USING: accessors assocs bson.constants bson.writer combinators combinators.smart
+constructors continuations destructors formatting fry io io.pools
+io.encodings.binary io.sockets io.streams.duplex kernel linked-assocs hashtables
+namespaces parser prettyprint sequences sets splitting strings uuid arrays
+math math.parser memoize mongodb.connection mongodb.msg mongodb.operations ;
+
+IN: mongodb.driver
+
+TUPLE: mdb-pool < pool mdb ;
+
+TUPLE: mdb-cursor id query ;
+
+TUPLE: mdb-collection
+{ name string }
+{ capped boolean initial: f }
+{ size integer initial: -1 }
+{ max integer initial: -1 } ;
+
+CONSTRUCTOR: mdb-collection ( name -- collection ) ;
+
+TUPLE: index-spec
+{ ns string } { name string } { key hashtable } { unique? boolean initial: f } ;
+
+CONSTRUCTOR: index-spec ( ns name key -- index-spec ) ;
+
+: unique-index ( index-spec -- index-spec )
+ t >>unique? ;
+
+M: mdb-pool make-connection
+ mdb>> mdb-open ;
+
+: <mdb-pool> ( mdb -- pool ) [ mdb-pool <pool> ] dip >>mdb ; inline
+
+CONSTANT: PARTIAL? "partial?"
+
+ERROR: mdb-error msg ;
+
+: >pwd-digest ( user password -- digest )
+ "mongo" swap 3array ":" join md5-checksum ;
+
+<PRIVATE
+
+GENERIC: <mdb-cursor> ( id mdb-query-msg/mdb-getmore-msg -- mdb-cursor )
+
+M: mdb-query-msg <mdb-cursor>
+ mdb-cursor boa ;
+
+M: mdb-getmore-msg <mdb-cursor>
+ query>> mdb-cursor boa ;
+
+: >mdbregexp ( value -- regexp )
+ first <mdbregexp> ; inline
+
+GENERIC: update-query ( mdb-result-msg mdb-query-msg/mdb-getmore-msg -- )
+
+M: mdb-query-msg update-query
+ swap [ start#>> ] [ returned#>> ] bi + >>skip# drop ;
+
+M: mdb-getmore-msg update-query
+ query>> update-query ;
+
+: make-cursor ( mdb-result-msg mdb-query-msg/mdb-getmore-msg -- mdb-cursor/f )
+ over cursor>> 0 >
+ [ [ update-query ]
+ [ [ cursor>> ] dip <mdb-cursor> ] 2bi
+ ] [ 2drop f ] if ;
+
+DEFER: send-query
+
+GENERIC: verify-query-result ( mdb-result-msg mdb-query-msg/mdb-getmore-msg -- mdb-result-msg mdb-query-msg/mdb-getmore-msg )
+
+M: mdb-query-msg verify-query-result ;
+
+M: mdb-getmore-msg verify-query-result
+ over flags>> ResultFlag_CursorNotFound =
+ [ nip query>> [ send-query-plain ] keep ] when ;
+
+: send-query ( mdb-query-msg/mdb-getmore-msg -- mdb-cursor/f seq )
+ [ send-query-plain ] keep
+ verify-query-result
+ [ collection>> >>collection drop ]
+ [ return#>> >>requested# ]
+ [ make-cursor ] 2tri
+ swap objects>> ;
+
+PRIVATE>
+
+SYNTAX: r/ ( token -- mdbregexp )
+ \ / [ >mdbregexp ] parse-literal ;
+
+: with-db ( mdb quot -- * )
+ '[ _ mdb-open &dispose _ with-connection ] with-destructors ; inline
+
+: >id-selector ( assoc -- selector )
+ [ MDB_OID_FIELD swap at ] keep
+ H{ } clone [ set-at ] keep ;
+
+: <mdb> ( db host port -- mdb )
+ <inet> t [ <mdb-node> ] keep
+ H{ } clone [ set-at ] keep <mdb-db>
+ [ verify-nodes ] keep ;
+
+GENERIC: create-collection ( name -- )
+
+M: string create-collection
+ <mdb-collection> create-collection ;
+
+M: mdb-collection create-collection
+ [ cmd-collection ] dip
+ <linked-hash> [
+ [ [ name>> "create" ] dip set-at ]
+ [ [ [ capped>> ] keep ] dip
+ '[ _ _
+ [ [ drop t "capped" ] dip set-at ]
+ [ [ size>> "size" ] dip set-at ]
+ [ [ max>> "max" ] dip set-at ] 2tri ] when
+ ] 2bi
+ ] keep <mdb-query-msg> 1 >>return# send-query-plain drop ;
+
+: load-collection-list ( -- collection-list )
+ namespaces-collection
+ H{ } clone <mdb-query-msg> send-query-plain objects>> ;
+
+<PRIVATE
+
+: ensure-valid-collection-name ( collection -- )
+ [ ";$." intersect length 0 > ] keep
+ '[ _ "%s contains invalid characters ( . $ ; )" sprintf throw ] when ; inline
+
+: (ensure-collection) ( collection -- )
+ mdb-instance collections>> dup keys length 0 =
+ [ load-collection-list
+ [ [ "options" ] dip key? ] filter
+ [ [ "name" ] dip at "." split second <mdb-collection> ] map
+ over '[ [ ] [ name>> ] bi _ set-at ] each ] [ ] if
+ [ dup ] dip key? [ drop ]
+ [ [ ensure-valid-collection-name ] keep create-collection ] if ;
+
+: reserved-namespace? ( name -- ? )
+ [ "$cmd" = ] [ "system" head? ] bi or ;
+
+: check-collection ( collection -- fq-collection )
+ dup mdb-collection? [ name>> ] when
+ "." split1 over mdb-instance name>> =
+ [ nip ] [ drop ] if
+ [ ] [ reserved-namespace? ] bi
+ [ [ (ensure-collection) ] keep ] unless
+ [ mdb-instance name>> ] dip "%s.%s" sprintf ;
+
+: fix-query-collection ( mdb-query -- mdb-query )
+ [ check-collection ] change-collection ; inline
+
+GENERIC: get-more ( mdb-cursor -- mdb-cursor seq )
+
+M: mdb-cursor get-more
+ [ [ query>> dup [ collection>> ] [ return#>> ] bi ]
+ [ id>> ] bi <mdb-getmore-msg> swap >>query send-query ]
+ [ f f ] if* ;
+
+PRIVATE>
+
+: <query> ( collection assoc -- mdb-query-msg )
+ <mdb-query-msg> ; inline
+
+GENERIC# limit 1 ( mdb-query-msg limit# -- mdb-query-msg )
+
+M: mdb-query-msg limit
+ >>return# ; inline
+
+GENERIC# skip 1 ( mdb-query-msg skip# -- mdb-query-msg )
+
+M: mdb-query-msg skip
+ >>skip# ; inline
+
+: asc ( key -- spec ) 1 2array ; inline
+: desc ( key -- spec ) -1 2array ; inline
+
+GENERIC# sort 1 ( mdb-query-msg sort-quot -- mdb-query-msg )
+
+M: mdb-query-msg sort
+ output>array >>orderby ; inline
+
+: key-spec ( spec-quot -- spec-assoc )
+ output>array >hashtable ; inline
+
+GENERIC# hint 1 ( mdb-query-msg index-hint -- mdb-query-msg )
+
+M: mdb-query-msg hint
+ >>hint ;
+
+GENERIC: find ( selector -- mdb-cursor/f seq )
+
+M: mdb-query-msg find
+ fix-query-collection send-query ;
+
+M: mdb-cursor find
+ get-more ;
+
+GENERIC: explain. ( mdb-query-msg -- )
+
+M: mdb-query-msg explain.
+ t >>explain find nip . ;
+
+GENERIC: find-one ( mdb-query-msg -- result/f )
+
+M: mdb-query-msg find-one
+ fix-query-collection
+ 1 >>return# send-query-plain objects>>
+ dup empty? [ drop f ] [ first ] if ;
+
+GENERIC: count ( mdb-query-msg -- result )
+
+M: mdb-query-msg count
+ [ collection>> "count" H{ } clone [ set-at ] keep ] keep
+ query>> [ over [ "query" ] dip set-at ] when*
+ [ cmd-collection ] dip <mdb-query-msg> find-one
+ [ check-ok nip ] keep '[ "n" _ at >fixnum ] [ f ] if ;
+
+: lasterror ( -- error )
+ cmd-collection H{ { "getlasterror" 1 } } <mdb-query-msg>
+ find-one [ "err" ] dip at ;
+
+GENERIC: validate. ( collection -- )
+
+M: string validate.
+ [ cmd-collection ] dip
+ "validate" H{ } clone [ set-at ] keep
+ <mdb-query-msg> find-one [ check-ok nip ] keep
+ '[ "result" _ at print ] [ ] if ;
+
+M: mdb-collection validate.
+ name>> validate. ;
+
+<PRIVATE
+
+: send-message-check-error ( message -- )
+ send-message lasterror [ mdb-error ] when* ;
+
+PRIVATE>
+
+GENERIC: save ( collection assoc -- )
+M: assoc save
+ [ check-collection ] dip
+ <mdb-insert-msg> send-message-check-error ;
+
+GENERIC: save-unsafe ( collection assoc -- )
+M: assoc save-unsafe
+ [ check-collection ] dip
+ <mdb-insert-msg> send-message ;
+
+GENERIC: ensure-index ( index-spec -- )
+M: index-spec ensure-index
+ <linked-hash> [ [ uuid1 "_id" ] dip set-at ] keep
+ [ { [ [ name>> "name" ] dip set-at ]
+ [ [ ns>> index-ns "ns" ] dip set-at ]
+ [ [ key>> "key" ] dip set-at ]
+ [ swap unique?>>
+ [ swap [ "unique" ] dip set-at ] [ drop ] if* ] } 2cleave
+ ] keep
+ [ index-collection ] dip save ;
+
+: drop-index ( collection name -- )
+ H{ } clone
+ [ [ "index" ] dip set-at ] keep
+ [ [ "deleteIndexes" ] dip set-at ] keep
+ [ cmd-collection ] dip <mdb-query-msg>
+ find-one drop ;
+
+: <update> ( collection selector object -- mdb-update-msg )
+ [ check-collection ] 2dip <mdb-update-msg> ;
+
+: >upsert ( mdb-update-msg -- mdb-update-msg )
+ 1 >>upsert? ;
+
+GENERIC: update ( mdb-update-msg -- )
+M: mdb-update-msg update
+ send-message-check-error ;
+
+GENERIC: update-unsafe ( mdb-update-msg -- )
+M: mdb-update-msg update-unsafe
+ send-message ;
+
+GENERIC: delete ( collection selector -- )
+M: assoc delete
+ [ check-collection ] dip
+ <mdb-delete-msg> send-message-check-error ;
+
+GENERIC: delete-unsafe ( collection selector -- )
+M: assoc delete-unsafe
+ [ check-collection ] dip
+ <mdb-delete-msg> send-message ;
+
+: load-index-list ( -- index-list )
+ index-collection
+ H{ } clone <mdb-query-msg> find nip ;
+
+: ensure-collection ( name -- )
+ check-collection drop ;
+
+: drop-collection ( name -- )
+ [ cmd-collection ] dip
+ "drop" H{ } clone [ set-at ] keep
+ <mdb-query-msg> find-one drop ;
+
+
--- /dev/null
+A driver for the MongoDB document-oriented database (http://www.mongodb.org)
--- /dev/null
+USING: accessors fry io io.encodings.binary io.servers.connection
+io.sockets io.streams.byte-array kernel math mongodb.msg classes formatting
+namespaces prettyprint tools.walker calendar calendar.format bson.writer.private
+json.writer mongodb.operations.private mongodb.operations ;
+
+IN: mongodb.mmm
+
+SYMBOLS: mmm-port mmm-server-ip mmm-server-port mmm-server mmm-dump-output mmm-t-srv ;
+
+GENERIC: dump-message ( message -- )
+
+: check-options ( -- )
+ mmm-port get [ 27040 mmm-port set ] unless
+ mmm-server-ip get [ "127.0.0.1" mmm-server-ip set ] unless
+ mmm-server-port get [ 27017 mmm-server-port set ] unless
+ mmm-server-ip get mmm-server-port get <inet> mmm-server set ;
+
+: read-msg-binary ( -- )
+ read-int32
+ [ write-int32 ] keep
+ 4 - read write ;
+
+: read-request-header ( -- msg-stub )
+ mdb-msg new
+ read-int32 MSG-HEADER-SIZE - >>length
+ read-int32 >>req-id
+ read-int32 >>resp-id
+ read-int32 >>opcode ;
+
+: read-request ( -- msg-stub binary )
+ binary [ read-msg-binary ] with-byte-writer
+ [ binary [ read-request-header ] with-byte-reader ] keep ; ! msg-stub binary
+
+: dump-request ( msg-stub binary -- )
+ [ mmm-dump-output get ] 2dip
+ '[ _ drop _ binary [ read-message dump-message ] with-byte-reader ] with-output-stream ;
+
+: read-reply ( -- binary )
+ binary [ read-msg-binary ] with-byte-writer ;
+
+: forward-request-read-reply ( msg-stub binary -- binary )
+ [ mmm-server get binary ] 2dip
+ '[ _ opcode>> _ write flush
+ OP_Query =
+ [ read-reply ]
+ [ f ] if ] with-client ;
+
+: dump-reply ( binary -- )
+ [ mmm-dump-output get ] dip
+ '[ _ binary [ read-message dump-message ] with-byte-reader ] with-output-stream ;
+
+: message-prefix ( message -- prefix message )
+ [ now timestamp>http-string ] dip
+ [ class name>> ] keep
+ [ "%s: %s" sprintf ] dip ; inline
+
+M: mdb-query-msg dump-message ( message -- )
+ message-prefix
+ [ collection>> ] keep
+ query>> >json
+ "%s -> %s: %s \n" printf ;
+
+M: mdb-insert-msg dump-message ( message -- )
+ message-prefix
+ [ collection>> ] keep
+ objects>> >json
+ "%s -> %s : %s \n" printf ;
+
+M: mdb-reply-msg dump-message ( message -- )
+ message-prefix
+ [ cursor>> ] keep
+ [ start#>> ] keep
+ [ returned#>> ] keep
+ objects>> >json
+ "%s -> cursor: %d, start: %d, returned#: %d, -> %s \n" printf ;
+
+M: mdb-msg dump-message ( message -- )
+ message-prefix drop "%s \n" printf ;
+
+: forward-reply ( binary -- )
+ write flush ;
+
+: handle-mmm-connection ( -- )
+ read-request
+ [ dump-request ] 2keep
+ forward-request-read-reply
+ [ dump-reply ] keep
+ forward-reply ;
+
+: start-mmm-server ( -- )
+ output-stream get mmm-dump-output set
+ <threaded-server> [ mmm-t-srv set ] keep
+ "127.0.0.1" mmm-port get <inet4> >>insecure
+ binary >>encoding
+ [ handle-mmm-connection ] >>handler
+ start-server* ;
+
+: run-mmm ( -- )
+ check-options
+ start-mmm-server ;
+
+MAIN: run-mmm
\ No newline at end of file
--- /dev/null
+USING: accessors assocs hashtables constructors kernel linked-assocs math
+sequences strings ;
+
+IN: mongodb.msg
+
+CONSTANT: OP_Reply 1
+CONSTANT: OP_Message 1000
+CONSTANT: OP_Update 2001
+CONSTANT: OP_Insert 2002
+CONSTANT: OP_Query 2004
+CONSTANT: OP_GetMore 2005
+CONSTANT: OP_Delete 2006
+CONSTANT: OP_KillCursors 2007
+
+CONSTANT: ResultFlag_CursorNotFound 1 ! /* returned, with zero results, when getMore is called but the cursor id is not valid at the server. */
+CONSTANT: ResultFlag_ErrSet 2 ! /* { $err : ... } is being returned */
+CONSTANT: ResultFlag_ShardConfigStale 4 ! /* have to update config from the server, usually $err is also set */
+
+TUPLE: mdb-msg
+{ opcode integer }
+{ req-id integer initial: 0 }
+{ resp-id integer initial: 0 }
+{ length integer initial: 0 }
+{ flags integer initial: 0 } ;
+
+TUPLE: mdb-query-msg < mdb-msg
+{ collection string }
+{ skip# integer initial: 0 }
+{ return# integer initial: 0 }
+{ query assoc }
+{ returnfields assoc }
+{ orderby sequence }
+explain hint ;
+
+TUPLE: mdb-insert-msg < mdb-msg
+{ collection string }
+{ objects sequence } ;
+
+TUPLE: mdb-update-msg < mdb-msg
+{ collection string }
+{ upsert? integer initial: 0 }
+{ selector assoc }
+{ object assoc } ;
+
+TUPLE: mdb-delete-msg < mdb-msg
+{ collection string }
+{ selector assoc } ;
+
+TUPLE: mdb-getmore-msg < mdb-msg
+{ collection string }
+{ return# integer initial: 0 }
+{ cursor integer initial: 0 }
+{ query mdb-query-msg } ;
+
+TUPLE: mdb-killcursors-msg < mdb-msg
+{ cursors# integer initial: 0 }
+{ cursors sequence } ;
+
+TUPLE: mdb-reply-msg < mdb-msg
+{ collection string }
+{ cursor integer initial: 0 }
+{ start# integer initial: 0 }
+{ requested# integer initial: 0 }
+{ returned# integer initial: 0 }
+{ objects sequence } ;
+
+
+CONSTRUCTOR: mdb-getmore-msg ( collection return# cursor -- mdb-getmore-msg )
+ OP_GetMore >>opcode ; inline
+
+CONSTRUCTOR: mdb-delete-msg ( collection selector -- mdb-delete-msg )
+ OP_Delete >>opcode ; inline
+
+CONSTRUCTOR: mdb-query-msg ( collection query -- mdb-query-msg )
+ OP_Query >>opcode ; inline
+
+GENERIC: <mdb-killcursors-msg> ( object -- mdb-killcursors-msg )
+
+M: sequence <mdb-killcursors-msg> ( sequences -- mdb-killcursors-msg )
+ [ mdb-killcursors-msg new ] dip
+ [ length >>cursors# ] keep
+ >>cursors OP_KillCursors >>opcode ; inline
+
+M: integer <mdb-killcursors-msg> ( integer -- mdb-killcursors-msg )
+ V{ } clone [ push ] keep <mdb-killcursors-msg> ;
+
+GENERIC: <mdb-insert-msg> ( collection objects -- mdb-insert-msg )
+
+M: sequence <mdb-insert-msg> ( collection sequence -- mdb-insert-msg )
+ [ mdb-insert-msg new ] 2dip
+ [ >>collection ] dip
+ >>objects OP_Insert >>opcode ;
+
+M: assoc <mdb-insert-msg> ( collection assoc -- mdb-insert-msg )
+ [ mdb-insert-msg new ] 2dip
+ [ >>collection ] dip
+ V{ } clone tuck push
+ >>objects OP_Insert >>opcode ;
+
+
+CONSTRUCTOR: mdb-update-msg ( collection selector object -- mdb-update-msg )
+ OP_Update >>opcode ; inline
+
+CONSTRUCTOR: mdb-reply-msg ( -- mdb-reply-msg ) ; inline
+
--- /dev/null
+USING: accessors assocs bson.reader bson.writer byte-arrays
+byte-vectors combinators formatting fry io io.binary io.encodings.private
+io.encodings.binary io.encodings.string io.encodings.utf8 io.encodings.utf8.private io.files
+kernel locals math mongodb.msg namespaces sequences uuid bson.writer.private ;
+
+IN: alien.c-types
+
+M: byte-vector byte-length length ;
+
+IN: mongodb.operations
+
+<PRIVATE
+
+PREDICATE: mdb-reply-op < integer OP_Reply = ;
+PREDICATE: mdb-query-op < integer OP_Query = ;
+PREDICATE: mdb-insert-op < integer OP_Insert = ;
+PREDICATE: mdb-update-op < integer OP_Update = ;
+PREDICATE: mdb-delete-op < integer OP_Delete = ;
+PREDICATE: mdb-getmore-op < integer OP_GetMore = ;
+PREDICATE: mdb-killcursors-op < integer OP_KillCursors = ;
+
+PRIVATE>
+
+GENERIC: write-message ( message -- )
+
+<PRIVATE
+
+CONSTANT: MSG-HEADER-SIZE 16
+
+SYMBOL: msg-bytes-read
+
+: bytes-read> ( -- integer )
+ msg-bytes-read get ; inline
+
+: >bytes-read ( integer -- )
+ msg-bytes-read set ; inline
+
+: change-bytes-read ( integer -- )
+ bytes-read> [ 0 ] unless* + >bytes-read ; inline
+
+: read-int32 ( -- int32 ) 4 [ read le> ] [ change-bytes-read ] bi ; inline
+: read-longlong ( -- longlong ) 8 [ read le> ] [ change-bytes-read ] bi ; inline
+: read-byte-raw ( -- byte-raw ) 1 [ read le> ] [ change-bytes-read ] bi ; inline
+: read-byte ( -- byte ) read-byte-raw first ; inline
+
+: (read-cstring) ( acc -- )
+ [ read-byte ] dip ! b acc
+ 2dup push ! b acc
+ [ 0 = ] dip ! bool acc
+ '[ _ (read-cstring) ] unless ; inline recursive
+
+: read-cstring ( -- string )
+ BV{ } clone
+ [ (read-cstring) ] keep
+ [ zero? ] trim-tail
+ >byte-array utf8 decode ; inline
+
+GENERIC: (read-message) ( message opcode -- message )
+
+: copy-header ( message msg-stub -- message )
+ [ length>> ] keep [ >>length ] dip
+ [ req-id>> ] keep [ >>req-id ] dip
+ [ resp-id>> ] keep [ >>resp-id ] dip
+ [ opcode>> ] keep [ >>opcode ] dip
+ flags>> >>flags ;
+
+M: mdb-query-op (read-message) ( msg-stub opcode -- message )
+ drop
+ [ mdb-query-msg new ] dip copy-header
+ read-cstring >>collection
+ read-int32 >>skip#
+ read-int32 >>return#
+ H{ } stream>assoc change-bytes-read >>query
+ dup length>> bytes-read> >
+ [ H{ } stream>assoc change-bytes-read >>returnfields ] when ;
+
+M: mdb-insert-op (read-message) ( msg-stub opcode -- message )
+ drop
+ [ mdb-insert-msg new ] dip copy-header
+ read-cstring >>collection
+ V{ } clone >>objects
+ [ '[ _ length>> bytes-read> > ] ] keep tuck
+ '[ H{ } stream>assoc change-bytes-read _ objects>> push ]
+ while ;
+
+M: mdb-delete-op (read-message) ( msg-stub opcode -- message )
+ drop
+ [ mdb-delete-msg new ] dip copy-header
+ read-cstring >>collection
+ H{ } stream>assoc change-bytes-read >>selector ;
+
+M: mdb-getmore-op (read-message) ( msg-stub opcode -- message )
+ drop
+ [ mdb-getmore-msg new ] dip copy-header
+ read-cstring >>collection
+ read-int32 >>return#
+ read-longlong >>cursor ;
+
+M: mdb-killcursors-op (read-message) ( msg-stub opcode -- message )
+ drop
+ [ mdb-killcursors-msg new ] dip copy-header
+ read-int32 >>cursors#
+ V{ } clone >>cursors
+ [ [ cursors#>> ] keep
+ '[ read-longlong _ cursors>> push ] times ] keep ;
+
+M: mdb-update-op (read-message) ( msg-stub opcode -- message )
+ drop
+ [ mdb-update-msg new ] dip copy-header
+ read-cstring >>collection
+ read-int32 >>upsert?
+ H{ } stream>assoc change-bytes-read >>selector
+ H{ } stream>assoc change-bytes-read >>object ;
+
+M: mdb-reply-op (read-message) ( msg-stub opcode -- message )
+ drop
+ [ <mdb-reply-msg> ] dip copy-header
+ read-longlong >>cursor
+ read-int32 >>start#
+ read-int32 [ >>returned# ] keep
+ [ H{ } stream>assoc drop ] accumulator [ times ] dip >>objects ;
+
+: read-header ( message -- message )
+ read-int32 >>length
+ read-int32 >>req-id
+ read-int32 >>resp-id
+ read-int32 >>opcode
+ read-int32 >>flags ; inline
+
+: write-header ( message -- )
+ [ req-id>> write-int32 ] keep
+ [ resp-id>> write-int32 ] keep
+ opcode>> write-int32 ; inline
+
+PRIVATE>
+
+: read-message ( -- message )
+ mdb-msg new
+ 0 >bytes-read
+ read-header
+ [ ] [ opcode>> ] bi (read-message) ;
+
+<PRIVATE
+
+USE: tools.walker
+
+: dump-to-file ( array -- )
+ [ uuid1 "/tmp/mfb/%s.dump" sprintf binary ] dip
+ '[ _ write ] with-file-writer ;
+
+: (write-message) ( message quot -- )
+ '[ [ [ _ write-header ] dip _ call ] with-length-prefix ] with-buffer
+ ! [ dump-to-file ] keep
+ write flush ; inline
+
+: build-query-object ( query -- selector )
+ [let | selector [ H{ } clone ] |
+ { [ orderby>> [ "orderby" selector set-at ] when* ]
+ [ explain>> [ "$explain" selector set-at ] when* ]
+ [ hint>> [ "$hint" selector set-at ] when* ]
+ [ query>> "query" selector set-at ]
+ } cleave
+ selector
+ ] ;
+
+PRIVATE>
+
+M: mdb-query-msg write-message ( message -- )
+ dup
+ '[ _
+ [ flags>> write-int32 ] keep
+ [ collection>> write-cstring ] keep
+ [ skip#>> write-int32 ] keep
+ [ return#>> write-int32 ] keep
+ [ build-query-object assoc>stream ] keep
+ returnfields>> [ assoc>stream ] when*
+ ] (write-message) ;
+
+M: mdb-insert-msg write-message ( message -- )
+ dup
+ '[ _
+ [ flags>> write-int32 ] keep
+ [ collection>> write-cstring ] keep
+ objects>> [ assoc>stream ] each
+ ] (write-message) ;
+
+M: mdb-update-msg write-message ( message -- )
+ dup
+ '[ _
+ [ flags>> write-int32 ] keep
+ [ collection>> write-cstring ] keep
+ [ upsert?>> write-int32 ] keep
+ [ selector>> assoc>stream ] keep
+ object>> assoc>stream
+ ] (write-message) ;
+
+M: mdb-delete-msg write-message ( message -- )
+ dup
+ '[ _
+ [ flags>> write-int32 ] keep
+ [ collection>> write-cstring ] keep
+ 0 write-int32
+ selector>> assoc>stream
+ ] (write-message) ;
+
+M: mdb-getmore-msg write-message ( message -- )
+ dup
+ '[ _
+ [ flags>> write-int32 ] keep
+ [ collection>> write-cstring ] keep
+ [ return#>> write-int32 ] keep
+ cursor>> write-longlong
+ ] (write-message) ;
+
+M: mdb-killcursors-msg write-message ( message -- )
+ dup
+ '[ _
+ [ flags>> write-int32 ] keep
+ [ cursors#>> write-int32 ] keep
+ cursors>> [ write-longlong ] each
+ ] (write-message) ;
+
--- /dev/null
+
+USING: accessors arrays assocs bson.constants classes classes.tuple
+combinators continuations fry kernel mongodb.driver sequences strings
+vectors words combinators.smart literals ;
+
+IN: mongodb.tuple
+
+SINGLETONS: +transient+ +load+ ;
+
+IN: mongodb.tuple.collection
+
+FROM: mongodb.tuple => +transient+ +load+ ;
+
+MIXIN: mdb-persistent
+
+SLOT: _id
+SLOT: _mfd
+
+TUPLE: mdb-tuple-collection < mdb-collection { classes } ;
+
+GENERIC: tuple-collection ( object -- mdb-collection )
+
+GENERIC: mdb-slot-map ( tuple -- string )
+
+<PRIVATE
+
+CONSTANT: MDB_COLLECTION "_mdb_col"
+CONSTANT: MDB_SLOTDEF_LIST "_mdb_slot_list"
+CONSTANT: MDB_COLLECTION_MAP "_mdb_col_map"
+
+: (mdb-collection) ( class -- mdb-collection )
+ dup MDB_COLLECTION word-prop
+ [ nip ]
+ [ superclass [ (mdb-collection) ] [ f ] if* ] if* ; inline recursive
+
+: (mdb-slot-map) ( class -- slot-defs )
+ superclasses [ MDB_SLOTDEF_LIST word-prop ] map assoc-combine ; inline
+
+: split-optl ( seq -- key options )
+ [ first ] [ rest ] bi ; inline
+
+: opt>assoc ( seq -- assoc )
+ [ dup assoc?
+ [ 1array { "" } append ] unless ] map ;
+
+: optl>map ( seq -- map )
+ H{ } clone tuck
+ '[ split-optl opt>assoc swap _ set-at ] each ; inline
+
+PRIVATE>
+
+: MDB_ADDON_SLOTS ( -- slots )
+ { $[ MDB_OID_FIELD MDB_META_FIELD ] } ; inline
+
+: link-class ( collection class -- )
+ over classes>>
+ [ 2dup member? [ 2drop ] [ push ] if ]
+ [ 1vector >>classes ] if* drop ; inline
+
+: link-collection ( class collection -- )
+ [ swap link-class ]
+ [ MDB_COLLECTION set-word-prop ] 2bi ; inline
+
+: mdb-check-slots ( superclass slots -- superclass slots )
+ over all-slots [ name>> ] map [ MDB_OID_FIELD ] dip member?
+ [ ] [ MDB_ADDON_SLOTS prepend ] if ; inline
+
+: set-slot-map ( class options -- )
+ optl>map MDB_SLOTDEF_LIST set-word-prop ; inline
+
+M: tuple-class tuple-collection ( tuple -- mdb-collection )
+ (mdb-collection) ;
+
+M: mdb-persistent tuple-collection ( tuple -- mdb-collection )
+ class (mdb-collection) ;
+
+M: mdb-persistent mdb-slot-map ( tuple -- string )
+ class (mdb-slot-map) ;
+
+M: tuple-class mdb-slot-map ( class -- assoc )
+ (mdb-slot-map) ;
+
+M: mdb-collection mdb-slot-map ( collection -- assoc )
+ classes>> [ mdb-slot-map ] map assoc-combine ;
+
+<PRIVATE
+
+: collection-map ( -- assoc )
+ mdb-persistent MDB_COLLECTION_MAP word-prop
+ [ mdb-persistent MDB_COLLECTION_MAP H{ } clone
+ [ set-word-prop ] keep ] unless* ; inline
+
+: slot-option? ( tuple slot option -- ? )
+ [ swap mdb-slot-map at ] dip
+ '[ _ swap key? ] [ f ] if* ;
+
+PRIVATE>
+
+GENERIC: <mdb-tuple-collection> ( name -- mdb-tuple-collection )
+M: string <mdb-tuple-collection> ( name -- mdb-tuple-collection )
+ collection-map [ ] [ key? ] 2bi
+ [ at ] [ [ mdb-tuple-collection new dup ] 2dip
+ [ [ >>name ] keep ] dip set-at ] if ; inline
+M: mdb-tuple-collection <mdb-tuple-collection> ( mdb-tuple-collection -- mdb-tuple-collection ) ;
+M: mdb-collection <mdb-tuple-collection> ( mdb-collection -- mdb-tuple-collection )
+ [ name>> <mdb-tuple-collection> ] keep
+ {
+ [ capped>> >>capped ]
+ [ size>> >>size ]
+ [ max>> >>max ]
+ } cleave ;
+
+: transient-slot? ( tuple slot -- ? )
+ +transient+ slot-option? ;
+
+: load-slot? ( tuple slot -- ? )
+ +load+ slot-option? ;
--- /dev/null
+USING: kernel fry accessors formatting linked-assocs assocs sequences sequences.deep
+mongodb.tuple.collection combinators mongodb.tuple.collection ;
+
+IN: mongodb.tuple
+
+SINGLETONS: +fieldindex+ +compoundindex+ +deepindex+ ;
+
+IN: mongodb.tuple.index
+
+TUPLE: tuple-index name spec ;
+
+<PRIVATE
+
+: index-type ( type -- name )
+ { { +fieldindex+ [ "field" ] }
+ { +deepindex+ [ "deep" ] }
+ { +compoundindex+ [ "compound" ] } } case ;
+
+: index-name ( slot index-spec -- name )
+ [ first index-type ] keep
+ rest "-" join
+ "%s-%s-%s-Idx" sprintf ;
+
+: build-index ( element slot -- assoc )
+ swap [ <linked-hash> ] 2dip
+ [ rest ] keep first ! assoc slot options itype
+ { { +fieldindex+ [ drop [ 1 ] dip pick set-at ] }
+ { +deepindex+ [ first "%s.%s" sprintf [ 1 ] dip pick set-at ] }
+ { +compoundindex+ [
+ 2over swap [ 1 ] 2dip set-at [ drop ] dip ! assoc options
+ over '[ _ [ 1 ] 2dip set-at ] each ] }
+ } case ;
+
+: build-index-seq ( slot optlist -- index-seq )
+ [ V{ } clone ] 2dip pick ! v{} slot optl v{}
+ [ swap ] dip ! v{} optl slot v{ }
+ '[ _ tuple-index new ! element slot exemplar
+ 2over swap index-name >>name ! element slot clone
+ [ build-index ] dip swap >>spec _ push
+ ] each ;
+
+: is-index-declaration? ( entry -- ? )
+ first
+ { { +fieldindex+ [ t ] }
+ { +compoundindex+ [ t ] }
+ { +deepindex+ [ t ] }
+ [ drop f ] } case ;
+
+PRIVATE>
+
+: tuple-index-list ( mdb-collection/class -- seq )
+ mdb-slot-map V{ } clone tuck
+ '[ [ is-index-declaration? ] filter
+ build-index-seq _ push
+ ] assoc-each flatten ;
+
--- /dev/null
+USING: accessors assocs bson.constants combinators.short-circuit
+constructors continuations fry kernel mirrors mongodb.tuple.collection
+mongodb.tuple.state namespaces sequences words bson.writer combinators
+hashtables linked-assocs ;
+
+IN: mongodb.tuple.persistent
+
+SYMBOLS: object-map ;
+
+GENERIC: tuple>assoc ( tuple -- assoc )
+
+GENERIC: tuple>selector ( tuple -- selector )
+
+DEFER: assoc>tuple
+
+<PRIVATE
+
+: mdbinfo>tuple-class ( tuple-info -- class )
+ [ first ] keep second lookup ; inline
+
+: tuple-instance ( tuple-info -- instance )
+ mdbinfo>tuple-class new ; inline
+
+: prepare-assoc>tuple ( assoc -- tuple keylist mirror assoc )
+ [ tuple-info tuple-instance dup
+ <mirror> [ keys ] keep ] keep swap ; inline
+
+: make-tuple ( assoc -- tuple )
+ prepare-assoc>tuple
+ '[ dup _ at assoc>tuple swap _ set-at ] each
+ [ mark-persistent ] keep ; inline recursive
+
+: at+ ( value key assoc -- value )
+ 2dup key?
+ [ at nip ] [ [ dup ] 2dip set-at ] if ; inline
+
+: data-tuple? ( tuple -- ? )
+ dup tuple?
+ [ assoc? not ] [ drop f ] if ; inline
+
+: add-storable ( assoc ns -- )
+ [ H{ } clone ] dip object-map get at+
+ [ dup [ MDB_OID_FIELD ] dip at ] dip set-at ; inline
+
+: write-field? ( tuple key value -- ? )
+ pick mdb-persistent? [
+ { [ [ 2drop ] dip not ]
+ [ drop transient-slot? ] } 3|| not ] [ 3drop t ] if ; inline
+
+TUPLE: cond-value value quot ;
+
+CONSTRUCTOR: cond-value ( value quot -- cond-value ) ;
+
+: write-mdb-persistent ( value quot: ( tuple -- assoc ) -- value' )
+ over [ (( tuple -- assoc )) call-effect ] dip
+ [ tuple-collection name>> ] keep
+ [ add-storable ] dip
+ [ tuple-collection name>> ] [ _id>> ] bi <objref> ; inline
+
+: write-field ( value quot: ( tuple -- assoc ) -- value' )
+ <cond-value> {
+ { [ dup value>> mdb-special-value? ] [ value>> ] }
+ { [ dup value>> mdb-persistent? ]
+ [ [ value>> ] [ quot>> ] bi write-mdb-persistent ] }
+ { [ dup value>> data-tuple? ]
+ [ [ value>> ] [ quot>> ] bi (( tuple -- assoc )) call-effect ] }
+ { [ dup value>> [ hashtable? ] [ linked-assoc? ] bi or ]
+ [ [ value>> ] [ quot>> ] bi '[ _ write-field ] assoc-map ] }
+ [ value>> ]
+ } cond ; inline recursive
+
+: write-tuple-fields ( mirror tuple assoc quot: ( tuple -- assoc ) -- )
+ swap ! m t q q a
+ '[ _ 2over write-field?
+ [ _ write-field swap _ set-at ]
+ [ 2drop ] if
+ ] assoc-each ;
+
+: prepare-assoc ( tuple -- assoc mirror tuple assoc )
+ H{ } clone swap [ <mirror> ] keep pick ; inline
+
+: ensure-mdb-info ( tuple -- tuple )
+ dup _id>> [ <objid> >>_id ] unless
+ [ mark-persistent ] keep ; inline
+
+: with-object-map ( quot: ( -- ) -- store-assoc )
+ [ H{ } clone dup object-map ] dip with-variable ; inline
+
+: (tuple>assoc) ( tuple -- assoc )
+ [ prepare-assoc [ tuple>assoc ] write-tuple-fields ] keep
+ over set-tuple-info ; inline
+
+PRIVATE>
+
+GENERIC: tuple>storable ( tuple -- storable )
+
+M: mdb-persistent tuple>storable ( mdb-persistent -- object-map )
+ '[ _ [ tuple>assoc ] write-mdb-persistent drop ] with-object-map ; inline
+
+M: mdb-persistent tuple>assoc ( tuple -- assoc )
+ ensure-mdb-info (tuple>assoc) ;
+
+M: tuple tuple>assoc ( tuple -- assoc )
+ (tuple>assoc) ;
+
+M: tuple tuple>selector ( tuple -- assoc )
+ prepare-assoc [ tuple>selector ] write-tuple-fields ;
+
+: assoc>tuple ( assoc -- tuple )
+ dup assoc?
+ [ [ dup tuple-info?
+ [ make-tuple ]
+ [ ] if ] [ drop ] recover
+ ] [ ] if ; inline recursive
+
--- /dev/null
+USING: classes kernel accessors sequences fry assocs mongodb.tuple.collection
+words classes.tuple slots generic ;
+
+IN: mongodb.tuple.state
+
+<PRIVATE
+
+CONSTANT: MDB_TUPLE_INFO "_mfd_t_info"
+CONSTANT: MDB_DIRTY_FLAG "d?"
+CONSTANT: MDB_PERSISTENT_FLAG "p?"
+CONSTANT: MDB_DIRTY_ADVICE "mdb-dirty-set"
+
+PRIVATE>
+
+SYMBOL: mdb-dirty-handling?
+
+: advised-with? ( name word loc -- ? )
+ word-prop key? ; inline
+
+: <tuple-info> ( tuple -- tuple-info )
+ class V{ } clone tuck
+ [ [ name>> ] dip push ]
+ [ [ vocabulary>> ] dip push ] 2bi ; inline
+
+: tuple-info ( assoc -- tuple-info )
+ [ MDB_TUPLE_INFO ] dip at ; inline
+
+: set-tuple-info ( tuple assoc -- )
+ [ <tuple-info> MDB_TUPLE_INFO ] dip set-at ; inline
+
+: tuple-info? ( assoc -- ? )
+ [ MDB_TUPLE_INFO ] dip key? ;
+
+: tuple-meta ( tuple -- assoc )
+ dup _mfd>> [ ] [ H{ } clone [ >>_mfd ] keep ] if* nip ; inline
+
+: dirty? ( tuple -- ? )
+ [ MDB_DIRTY_FLAG ] dip tuple-meta at ;
+
+: mark-dirty ( tuple -- )
+ [ t MDB_DIRTY_FLAG ] dip tuple-meta set-at ;
+
+: persistent? ( tuple -- ? )
+ [ MDB_PERSISTENT_FLAG ] dip tuple-meta at ;
+
+: mark-persistent ( tuple -- )
+ [ t MDB_PERSISTENT_FLAG ] dip tuple-meta [ set-at ] keep
+ [ f MDB_DIRTY_FLAG ] dip set-at ;
+
+: needs-store? ( tuple -- ? )
+ [ persistent? not ] [ dirty? ] bi or ;
+
--- /dev/null
+USING: accessors assocs classes.mixin classes.tuple
+classes.tuple.parser compiler.units fry kernel sequences mongodb.driver
+mongodb.msg mongodb.tuple.collection mongodb.tuple.index
+mongodb.tuple.persistent mongodb.tuple.state strings ;
+
+IN: mongodb.tuple
+
+SYNTAX: MDBTUPLE:
+ parse-tuple-definition
+ mdb-check-slots
+ define-tuple-class ;
+
+: define-persistent ( class collection options -- )
+ [ [ <mdb-tuple-collection> dupd link-collection ] when* ] dip
+ [ dup '[ _ mdb-persistent add-mixin-instance ] with-compilation-unit ] dip
+ ! [ dup annotate-writers ] dip
+ set-slot-map ;
+
+: ensure-table ( class -- )
+ tuple-collection
+ [ create-collection ]
+ [ [ tuple-index-list ] keep
+ '[ _ name>> swap [ name>> ] [ spec>> ] bi <index-spec> ensure-index ] each
+ ] bi ;
+
+: ensure-tables ( classes -- )
+ [ ensure-table ] each ;
+
+: drop-table ( class -- )
+ tuple-collection
+ [ [ tuple-index-list ] keep
+ '[ _ name>> swap name>> drop-index ] each ]
+ [ name>> drop-collection ] bi ;
+
+: recreate-table ( class -- )
+ [ drop-table ]
+ [ ensure-table ] bi ;
+
+<PRIVATE
+
+GENERIC: id-selector ( object -- selector )
+
+M: string id-selector ( objid -- selector )
+ "_id" H{ } clone [ set-at ] keep ; inline
+
+M: mdb-persistent id-selector ( mdb-persistent -- selector )
+ _id>> id-selector ;
+
+: (save-tuples) ( collection assoc -- )
+ swap '[ [ _ ] 2dip
+ [ id-selector ] dip
+ <update> >upsert update ] assoc-each ; inline
+PRIVATE>
+
+: save-tuple ( tuple -- )
+ tuple>storable [ (save-tuples) ] assoc-each ;
+
+: update-tuple ( tuple -- )
+ save-tuple ;
+
+: insert-tuple ( tuple -- )
+ save-tuple ;
+
+: delete-tuple ( tuple -- )
+ dup persistent?
+ [ [ tuple-collection name>> ] keep
+ id-selector delete ] [ drop ] if ;
+
+: tuple>query ( tuple -- query )
+ [ tuple-collection name>> ] keep
+ tuple>selector <query> ;
+
+: select-tuple ( tuple/query -- tuple/f )
+ dup mdb-query-msg? [ tuple>query ] unless
+ find-one [ assoc>tuple ] [ f ] if* ;
+
+: select-tuples ( tuple/query -- cursor tuples/f )
+ dup mdb-query-msg? [ tuple>query ] unless
+ find [ assoc>tuple ] map ;
+
+: count-tuples ( tuple/query -- n )
+ dup mdb-query-msg? [ tuple>query ] unless count ;
projects / factor.git / commitdiff