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This reverts commit 8e1e40d75b3ab15c194b6bf9570f3edc46e2de58. This reverts commit f073c490f9fd7c5abc033af4857df92229877de7. This reverts commit f187d2d7e01a54823f3e979af9bbd148b398e7e9. This reverts commit bc272862a73cfce1b118586ca39d3a377d841f1b. This reverts commit 30a397513f8890a3406dc7ab91c6e067e3bbfbbb. This reverts commit 4fc6856fb50d88c20a0f533392ca606641c5f38f. Conflicts: urb/urbit.pill urb/zod/base/lib/drum.hoon
268 lines
7.0 KiB
Markdown
268 lines
7.0 KiB
Markdown
section 3bF, filesystem interface
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=================================
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<h3 id="++feel"><code>++feel</code></h3>
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Generate file diff
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++ feel :: simple file write
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|= [pax=path val=*]
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^- miso
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=+ dir=((hard arch) .^(%cy pax))
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?~ q.dir [%ins val]
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:- %mut
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^- udon
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[%a %a .^(%cx pax) val]
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::
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Generates a diff between a file located at `pax` and an input value
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`val`.
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`pax` is a [`++path`]().
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`val` is a value as a [noun]().
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~zod/try=> + %/mel 'test'
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+ /~zod/try/2/mel
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~zod/try=> (feel %/mel 'tesh?')
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[%mut p=[p=%a q=[%a p=44.903.392.628 q=272.335.332.724]]]
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~zod/try=> `@t`44.903.392.628
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'''
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test
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'''
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~zod/try=> `@t`272.335.332.724
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'tesh?'
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<h3 id="++file"><code>++file</code></h3>
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Simple file load
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++ file :: simple file load
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|= pax=path
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^- (unit)
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=+ dir=((hard arch) .^(%cy pax))
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?~(q.dir ~ [~ .^(%cx pax)])
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::
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Reads the value of a file located at `pax` and renders it as a
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[`++unit`]().
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`pax` is a [`++path`]().
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~zod/try=> %/zak
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~zod/try=/zak> :ls %
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~zod/try=/zak> + %/mop 20
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+ /~zod/try/3/zak/mop
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~zod/try=/zak> :ls %
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mop
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~zod/try=/zak> (file %/mop)
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[~ 20]
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~zod/try=/zak> (file %/lak)
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~
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~zod/try=/zak> (file /==2%/mop)
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~
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<h3 id="++foal"><code>++foal</code></h3>
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Write high-level change
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++ foal :: high-level write
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|= [pax=path val=*]
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^- toro
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?> ?=([* * * *] pax)
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[i.t.pax [%& [*cart [[t.t.t.pax (feel pax val)] ~]]]]
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::
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Produces a [`++toro`](), a change intended for whatever file is located
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at `pax`. Handled by `%clay`.
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`pax` is a [`++path`]().
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`val` is a value as a [noun]().
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~zod/try=> + %/mek 'a'
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+ /~zod/try/4/mek
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~zod/try=> (foal %/mek 'b')
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[ p=~.try
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q
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[%.y q=[p=[p=0v0 q=0v0] q=~[[p=/mek q=[%mut p=[p=%a q=[%a p=97 q=98]]]]]]]
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]
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~zod/try=> (feel %/mek 'b')
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[%mut p=[p=%a q=[%a p=97 q=98]]]
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<h3 id="++fray"><code>++fray</code></h3>
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High-level delete
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++ fray :: high-level delete
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|= pax=path
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^- toro
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?> ?=([* * * *] pax)
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[i.t.pax [%& [*cart [[t.t.t.pax [%del .^(%cx pax)]] ~]]]]
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::
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Produces a deletion [`++toro`]() for a file located at path `pax`.
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Handled by `%clay`.
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`pax` is a [`++path`]().
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~zod/try=> + %/mek 'a'
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+ /~zod/try/4/mek
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~zod/try=> (fray %/mek)
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[p=~.try q=[%.y q=[p=[p=0v0 q=0v0] q=~[[p=/mek q=[%del p=97]]]]]]
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~zod/try=> `@t`97
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'a'
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<h3 id="++furl"><code>++furl</code></h3>
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Unify changes
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++ furl :: unify changes
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|= [one=toro two=toro]
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^- toro
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~| %furl
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?> ?& =(p.one p.two) :: same path
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&(?=(& -.q.one) ?=(& -.q.two)) :: both deltas
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==
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[p.one [%& [*cart (weld q.q.q.one q.q.q.two)]]]
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::
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Merge two [`++toro`]()s `one` and `two` that are in the same [`desk`]()
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and pointed at the same [`++path`]().
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`one` is a [`++toro`]().
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`two` is a [`++toro`]().
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~zod/try=> %/zak
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~zod/try=/zak> :ls %
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mop
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~zod/try=/zak> (furl (fray %/mop) (foal %/mok 'hi'))
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[ p=~.try
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q
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[ %.y
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q
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[ p=[p=0v0 q=0v0]
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q=~[[p=/zak/mop q=[%del p=20]] [p=/zak/mok q=[%ins p=26.984]]]
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]
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]
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]
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<h3 id="++meat"><code>++meat</code></h3>
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Kite to .\^ path
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++ meat :: kite to .^ path
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|= kit=kite
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^- path
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[(cat 3 'c' p.kit) (scot %p r.kit) s.kit (scot `dime`q.kit) t.kit]
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::
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Converts a type request name to a [`++path`]().
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`kit` is a [`++kite`]().
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zod/try=/zop> `kite`[%x ud/1 ~zod %main /sur/down/gate/hook]
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[p=%x q=[%ud p=1] r=~zod s=%main t=/sur/down/gate/hook]
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~zod/try=/zop> (meat [%x ud/1 ~zod %main /sur/down/gate/hook])
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/cx/~zod/main/1/sur/down/gate/hook
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~zod/try=/zop> .^((meat [%x ud/1 ~zod %main /sur/down/gate/hook]))
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8.024.240.839.827.090.233.853.057.929.619.452.695.436.878.709.611.140.677.
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745.908.646.440.925.885.935.296.374.867.974.972.908.054.571.544.099.882.490.
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677.391.983.737.511.220.072.391.888.081.664.570
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~zod/try=/zop> (,@t .^((meat [%x ud/1 ~zod %main /sur/down/gate/hook])))
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'''
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::
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:::: /hoon/gate/down/sur
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::
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/? 314
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/- *markdown
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down
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'''
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<h3 id="++tame"><code>++tame</code></h3>
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Parse kite path
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++ tame :: parse kite path
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|= hap=path
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^- (unit kite)
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?. ?=([@ @ @ @ *] hap) ~
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=+ :* hyr=(slay i.hap)
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fal=(slay i.t.hap)
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dyc=(slay i.t.t.hap)
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ved=(slay i.t.t.t.hap)
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:: ved=(slay i.t.hap)
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:: fal=(slay i.t.t.hap)
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:: dyc=(slay i.t.t.t.hap)
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tyl=t.t.t.t.hap
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==
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?. ?=([~ %$ %tas @] hyr) ~
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?. ?=([~ %$ %p @] fal) ~
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?. ?=([~ %$ %tas @] dyc) ~
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?. ?=([~ %$ case] ved) ~
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=+ his=`@p`q.p.u.fal
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=+ [dis=(end 3 1 q.p.u.hyr) rem=(rsh 3 1 q.p.u.hyr)]
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?. ?&(?=(%c dis) ?=(?(%v %w %x %y %z) rem)) ~
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[~ rem p.u.ved q.p.u.fal q.p.u.dyc tyl]
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::
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Parses a clay [.\^]()
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[`++path` ]()to request details. Produces the [`++unit`]() of a [`++kite`]().
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`hap` is a [`++path`]().
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~zod/try=/zop> (tame /cx/~zod/main/1/sur/down/gate/hook)
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[~ [p=%x q=[%ud p=1] r=~zod s=%main t=/sur/down/gate/hook]]
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~zod/try=/zop> (tame /cx/0/main/1/sur/down/gate/hook)
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~
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~zod/try=/zop> (tame /~zod/main/0x12/sur/down/gate/hook)
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~
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<h3 id="++tome"><code>++tome</code></h3>
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Parse path to beam
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++ tome :: parse path to beam
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|= pax=path
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^- (unit beam)
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?. ?=([* * * *] pax) ~
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%+ biff (slaw %p i.pax)
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|= who=ship
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%+ biff (slaw %tas i.t.pax)
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|= dex=desk
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%+ biff (slay i.t.t.pax)
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|= cis=coin
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?. ?=([%$ case] cis) ~
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`(unit beam)`[~ [who dex `case`p.cis] (flop t.t.t.pax)]
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::
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Parses a [`++path`]() `pax` to a [\`++beam](), a well-typed location.
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~zod/try=/zop> (tome /~fyr/try/2/for/me)
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[~ [[p=~fyr q=%try r=[%ud p=2]] s=/me/for]]
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~zod/try=/zop> (tome /~zod/main/1)
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[~ [[p=~zod q=%main r=[%ud p=1]] s=/]]
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~zod/try=/zop> (tome /0/main/1)
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~
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~zod/try=/zop> (tome /~zod/main/0x12)
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~
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<h3 id="++tope :: beam to path"><code>++tope :: beam to path</code></h3>
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Parse beam to path
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|= bem=beam
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^- path
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[(scot %p p.bem) q.bem (scot r.bem) (flop s.bem)]
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Parses a [`++beam`]() to a [`++path`](/doc/hoon/library/1#++path).
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~zod/try=/zop> (tope [~zod %main ud/1] /hook/down/sur)
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/~zod/main/1/sur/down/hook
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~zod/try=/zop> (tope [~fyr %try da/~2015.1.1] /txt/test)
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/~fyr/try/~2015.1.1/test/txt
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~zod/try=/zop> (tope [~doznec %try da/-<-] /txt/test)
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/~doznec/try/~2014.10.30..00.32.48..3ae4/test/txt
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