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naive: add latest +on map with parent order
This commit is contained in:
yosoyubik
parent
0f0af88a31
commit
37ab836bcb
@ -204,7 +204,7 @@
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!> ^- (list [=^ship =address:ethereum])
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?~ star=(slaw %p wat) ~
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=/ range
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%+ subset:orm:naive points.pre
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%+ lot:orm:naive points.pre
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:: range exclusive [star first-planet-next-star]
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:: TODO: make range inclusive? [first-planet last-planet]
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::
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@ -129,7 +129,7 @@
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+$ nonce @ud
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+$ dominion ?(%l1 %l2 %spawn)
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+$ keys [=life suite=@ud auth=@ crypt=@]
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++ orm ((ordered-map ship point) aor)
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++ orm ((on ship point) por)
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++ point
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$: :: domain
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::
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@ -12,6 +12,7 @@
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+$ step _`@u`1
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+$ bite $@(bloq [=bloq =step])
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+$ octs [p=@ud q=@]
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+$ mold $~(* $-(* *))
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++ unit |$ [item] $@(~ [~ u=item])
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++ list |$ [item] $@(~ [i=item t=(list item)])
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++ lest |$ [item] [i=item t=(list item)]
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@ -455,6 +456,22 @@
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?. ?=(@ b) &
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(lth a b)
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::
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++ por :: parent order
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:: ~/ %aor TODO: jet?
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|= [a=@p b=@p]
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^- ?
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?: =(a b) &
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=| i=@
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|-
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?: =(i 2)
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:: second two bytes
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(lth a b)
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:: first two bytes
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=+ [c=(end 3 a) d=(end 3 b)]
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?: =(c d)
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$(a (rsh 3 a), b (rsh 3 b), i +(i))
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(lth c d)
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::
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:: Maps
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::
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++ by
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@ -534,6 +551,134 @@
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==
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--
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::
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++ on :: ordered map
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~/ %on
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|* [key=mold val=mold]
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=> |%
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+$ item [key=key val=val]
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--
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::
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~% %comp +>+ ~
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|= compare=$-([key key] ?)
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~% %core + ~
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|%
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::
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++ apt
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~/ %apt
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|= a=(tree item)
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=| [l=(unit key) r=(unit key)]
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|- ^- ?
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?~ a %.y
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?& ?~(l %.y (compare key.n.a u.l))
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?~(r %.y (compare u.r key.n.a))
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?~(l.a %.y &((mor key.n.a key.n.l.a) $(a l.a, l `key.n.a)))
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?~(r.a %.y &((mor key.n.a key.n.r.a) $(a r.a, r `key.n.a)))
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==
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::
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++ gas
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~/ %gas
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|= [a=(tree item) b=(list item)]
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^- (tree item)
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?~ b a
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$(b t.b, a (put a i.b))
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::
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++ get
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~/ %get
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|= [a=(tree item) b=key]
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^- (unit val)
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?~ a ~
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?: =(b key.n.a)
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`val.n.a
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?: (compare b key.n.a)
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$(a l.a)
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$(a r.a)
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::
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++ has
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~/ %has
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|= [a=(tree item) b=key]
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^- ?
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!=(~ (get a b))
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::
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++ lot
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~/ %lot
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|= $: tre=(tree item)
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start=(unit key)
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end=(unit key)
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==
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^- (tree item)
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|^
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?: ?&(?=(~ start) ?=(~ end))
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tre
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?~ start
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(del-span tre %end end)
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?~ end
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(del-span tre %start start)
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?> (compare u.start u.end)
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=. tre (del-span tre %start start)
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(del-span tre %end end)
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::
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++ del-span
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|= [a=(tree item) b=?(%start %end) c=(unit key)]
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^- (tree item)
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?~ a a
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?~ c a
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?- b
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%start
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?: =(key.n.a u.c)
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(nip a(l ~))
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?: (compare key.n.a u.c)
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$(a (nip a(l ~)))
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a(l $(a l.a))
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::
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%end
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?: =(u.c key.n.a)
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(nip a(r ~))
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?: (compare key.n.a u.c)
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a(r $(a r.a))
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$(a (nip a(r ~)))
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==
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--
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::
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++ nip
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~/ %nip
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|= a=(tree item)
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^- (tree item)
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?> ?=(^ a)
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|- ^- (tree item)
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?~ l.a r.a
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?~ r.a l.a
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?: (mor key.n.l.a key.n.r.a)
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l.a(r $(l.a r.l.a))
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r.a(l $(r.a l.r.a))
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::
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++ put
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~/ %put
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|= [a=(tree item) =key =val]
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^- (tree item)
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?~ a [n=[key val] l=~ r=~]
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?: =(key.n.a key) a(val.n val)
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?: (compare key key.n.a)
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=/ l $(a l.a)
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?> ?=(^ l)
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?: (mor key.n.a key.n.l)
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a(l l)
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l(r a(l r.l))
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=/ r $(a r.a)
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?> ?=(^ r)
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?: (mor key.n.a key.n.r)
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a(r r)
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r(l a(r l.r))
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::
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++ tap
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~/ %tap
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|= a=(tree item)
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^- (list item)
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=| b=(list item)
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|- ^+ b
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?~ a b
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$(a l.a, b [n.a $(a r.a)])
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--
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::
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:: Sets
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::
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++ in
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@ -615,347 +760,5 @@
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=+ d=(get b)
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(~(put by a) b (~(put in d) c))
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--
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:: $mk-item: constructor for +ordered-map item type
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::
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++ mk-item |$ [key val] [key=key val=val]
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:: +ordered-map: treap with user-specified horizontal order
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::
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:: Conceptually smaller items go on the left, so the item with the
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:: smallest key can be popped off the head. If $key is `@` and
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:: .compare is +lte, then the numerically smallest item is the head.
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::
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:: WARNING: ordered-map will not work properly if two keys can be
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:: unequal under noun equality but equal via the compare gate
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::
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++ ordered-map
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|* [key=mold val=mold]
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=> |%
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+$ item (mk-item key val)
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--
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:: +compare: item comparator for horizontal order
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::
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|= compare=$-([key key] ?)
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|%
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:: +check-balance: verify horizontal and vertical orderings
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::
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++ check-balance
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=| [l=(unit key) r=(unit key)]
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|= a=(tree item)
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^- ?
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:: empty tree is valid
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::
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?~ a %.y
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:: nonempty trees must maintain several criteria
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::
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?& :: if .n.a is left of .u.l, assert horizontal comparator
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::
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?~(l %.y (compare key.n.a u.l))
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:: if .n.a is right of .u.r, assert horizontal comparator
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::
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?~(r %.y (compare u.r key.n.a))
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:: if .a is not leftmost element, assert vertical order between
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:: .l.a and .n.a and recurse to the left with .n.a as right
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:: neighbor
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::
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?~(l.a %.y &((mor key.n.a key.n.l.a) $(a l.a, l `key.n.a)))
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:: if .a is not rightmost element, assert vertical order
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:: between .r.a and .n.a and recurse to the right with .n.a as
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:: left neighbor
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::
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?~(r.a %.y &((mor key.n.a key.n.r.a) $(a r.a, r `key.n.a)))
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==
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:: +put: ordered item insert
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::
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++ put
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|= [a=(tree item) =key =val]
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^- (tree item)
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:: base case: replace null with single-item tree
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::
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?~ a [n=[key val] l=~ r=~]
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:: base case: overwrite existing .key with new .val
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::
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?: =(key.n.a key) a(val.n val)
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:: if item goes on left, recurse left then rebalance vertical order
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::
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?: (compare key key.n.a)
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=/ l $(a l.a)
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?> ?=(^ l)
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?: (mor key.n.a key.n.l)
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a(l l)
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l(r a(l r.l))
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:: item goes on right; recurse right then rebalance vertical order
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::
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=/ r $(a r.a)
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?> ?=(^ r)
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?: (mor key.n.a key.n.r)
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a(r r)
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r(l a(r l.r))
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:: +peek: produce head (smallest item) or null
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::
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++ peek
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|= a=(tree item)
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^- (unit item)
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::
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?~ a ~
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?~ l.a `n.a
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$(a l.a)
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::
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:: +pop: produce .head (smallest item) and .rest or crash if empty
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::
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++ pop
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|= a=(tree item)
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^- [head=item rest=(tree item)]
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::
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?~ a !!
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?~ l.a [n.a r.a]
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::
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=/ l $(a l.a)
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:- head.l
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:: load .rest.l back into .a and rebalance
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::
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?: |(?=(~ rest.l) (mor key.n.a key.n.rest.l))
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a(l rest.l)
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rest.l(r a(r r.rest.l))
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:: +del: delete .key from .a if it exists, producing value iff deleted
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::
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++ del
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|= [a=(tree item) =key]
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^- [(unit val) (tree item)]
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::
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?~ a [~ ~]
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:: we found .key at the root; delete and rebalance
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::
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?: =(key key.n.a)
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[`val.n.a (nip a)]
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:: recurse left or right to find .key
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::
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?: (compare key key.n.a)
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=+ [found lef]=$(a l.a)
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[found a(l lef)]
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=+ [found rig]=$(a r.a)
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[found a(r rig)]
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:: +nip: remove root; for internal use
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::
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++ nip
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|= a=(tree item)
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^- (tree item)
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::
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?> ?=(^ a)
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:: delete .n.a; merge and balance .l.a and .r.a
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::
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|- ^- (tree item)
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?~ l.a r.a
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?~ r.a l.a
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?: (mor key.n.l.a key.n.r.a)
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l.a(r $(l.a r.l.a))
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r.a(l $(r.a l.r.a))
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:: +traverse: stateful partial inorder traversal
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::
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:: Mutates .state on each run of .f. Starts at .start key, or if
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:: .start is ~, starts at the head (item with smallest key). Stops
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:: when .f produces .stop=%.y. Traverses from smaller to larger
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:: keys. Each run of .f can replace an item's value or delete the
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:: item.
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::
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++ traverse
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|* state=mold
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|= $: a=(tree item)
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=state
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f=$-([state item] [(unit val) ? state])
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==
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^+ [state a]
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:: acc: accumulator
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::
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:: .stop: set to %.y by .f when done traversing
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:: .state: threaded through each run of .f and produced by +abet
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::
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=/ acc [stop=`?`%.n state=state]
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=< abet =< main
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|%
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++ this .
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++ abet [state.acc a]
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:: +main: main recursive loop; performs a partial inorder traversal
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::
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++ main
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^+ this
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:: stop if empty or we've been told to stop
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::
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?: =(~ a) this
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?: stop.acc this
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:: inorder traversal: left -> node -> right, until .f sets .stop
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::
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=. this left
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?: stop.acc this
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=^ del this node
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=? this !stop.acc right
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=? a del (nip a)
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this
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:: +node: run .f on .n.a, updating .a, .state, and .stop
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::
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++ node
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^+ [del=*? this]
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:: run .f on node, updating .stop.acc and .state.acc
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::
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?> ?=(^ a)
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=^ res acc (f state.acc n.a)
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?~ res
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[del=& this]
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[del=| this(val.n.a u.res)]
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:: +left: recurse on left subtree, copying mutant back into .l.a
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::
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++ left
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^+ this
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?~ a this
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=/ lef main(a l.a)
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lef(a a(l a.lef))
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:: +right: recurse on right subtree, copying mutant back into .r.a
|
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::
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++ right
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^+ this
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?~ a this
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=/ rig main(a r.a)
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rig(a a(r a.rig))
|
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--
|
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:: +tap: convert to list, smallest to largest
|
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::
|
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++ tap
|
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|= a=(tree item)
|
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^- (list item)
|
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::
|
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=| b=(list item)
|
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|- ^+ b
|
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?~ a b
|
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::
|
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$(a l.a, b [n.a $(a r.a)])
|
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:: +bap: convert to list, largest to smallest
|
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::
|
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++ bap
|
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|= a=(tree item)
|
||||
^- (list item)
|
||||
::
|
||||
=| b=(list item)
|
||||
|- ^+ b
|
||||
?~ a b
|
||||
::
|
||||
$(a r.a, b [n.a $(a l.a)])
|
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:: +gas: put a list of items
|
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::
|
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++ gas
|
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|= [a=(tree item) b=(list item)]
|
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^- (tree item)
|
||||
::
|
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?~ b a
|
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$(b t.b, a (put a i.b))
|
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:: +uni: unify two ordered maps
|
||||
::
|
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:: .b takes precedence over .a if keys overlap.
|
||||
::
|
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++ uni
|
||||
|= [a=(tree item) b=(tree item)]
|
||||
^- (tree item)
|
||||
::
|
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?~ b a
|
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?~ a b
|
||||
?: =(key.n.a key.n.b)
|
||||
::
|
||||
[n=n.b l=$(a l.a, b l.b) r=$(a r.a, b r.b)]
|
||||
::
|
||||
?: (mor key.n.a key.n.b)
|
||||
::
|
||||
?: (compare key.n.b key.n.a)
|
||||
$(l.a $(a l.a, r.b ~), b r.b)
|
||||
$(r.a $(a r.a, l.b ~), b l.b)
|
||||
::
|
||||
?: (compare key.n.a key.n.b)
|
||||
$(l.b $(b l.b, r.a ~), a r.a)
|
||||
$(r.b $(b r.b, l.a ~), a l.a)
|
||||
::
|
||||
:: +get: get val at key or return ~
|
||||
::
|
||||
++ get
|
||||
|= [a=(tree item) b=key]
|
||||
^- (unit val)
|
||||
?~ a ~
|
||||
?: =(b key.n.a)
|
||||
`val.n.a
|
||||
?: (compare b key.n.a)
|
||||
$(a l.a)
|
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$(a r.a)
|
||||
::
|
||||
:: +subset: take a range excluding start and/or end and all elements
|
||||
:: outside the range
|
||||
::
|
||||
++ subset
|
||||
|= $: tre=(tree item)
|
||||
start=(unit key)
|
||||
end=(unit key)
|
||||
==
|
||||
^- (tree item)
|
||||
|^
|
||||
?: ?&(?=(~ start) ?=(~ end))
|
||||
tre
|
||||
?~ start
|
||||
(del-span tre %end end)
|
||||
?~ end
|
||||
(del-span tre %start start)
|
||||
?> (compare u.start u.end)
|
||||
=. tre (del-span tre %start start)
|
||||
(del-span tre %end end)
|
||||
::
|
||||
++ del-span
|
||||
|= [a=(tree item) b=?(%start %end) c=(unit key)]
|
||||
^- (tree item)
|
||||
?~ a a
|
||||
?~ c a
|
||||
?- b
|
||||
%start
|
||||
:: found key
|
||||
?: =(key.n.a u.c)
|
||||
(nip a(l ~))
|
||||
:: traverse to find key
|
||||
?: (compare key.n.a u.c)
|
||||
:: found key to the left of start
|
||||
$(a (nip a(l ~)))
|
||||
:: found key to the right of start
|
||||
a(l $(a l.a))
|
||||
::
|
||||
%end
|
||||
:: found key
|
||||
?: =(u.c key.n.a)
|
||||
(nip a(r ~))
|
||||
:: traverse to find key
|
||||
?: (compare key.n.a u.c)
|
||||
:: found key to the left of end
|
||||
a(r $(a r.a))
|
||||
:: found key to the right of end
|
||||
$(a (nip a(r ~)))
|
||||
==
|
||||
--
|
||||
--
|
||||
::
|
||||
+$ mold
|
||||
:: normalizing gate
|
||||
::
|
||||
:: a gate that accepts any noun, and validates its shape, producing the
|
||||
:: input if it fits or a default value if it doesn't.
|
||||
::
|
||||
:: examples: * @ud ,[p=time q=?(%a %b)]
|
||||
$~(* $-(* *))
|
||||
::
|
||||
++ aor
|
||||
~/ %aor
|
||||
|= [a=* b=*]
|
||||
^- ?
|
||||
?: =(a b) &
|
||||
?. ?=(@ a)
|
||||
?: ?=(@ b) |
|
||||
?: =(-.a -.b)
|
||||
$(a +.a, b +.b)
|
||||
$(a -.a, b -.b)
|
||||
?. ?=(@ b) &
|
||||
|-
|
||||
=+ [c=(end 3 a) d=(end 3 b)]
|
||||
?: =(c d)
|
||||
$(a (rsh 3 a), b (rsh 3 b))
|
||||
(lth c d)
|
||||
--
|
||||
|
||||
Loading…
Reference in New Issue
Block a user