mirror of
https://github.com/urbit/shrub.git
synced 2024-12-14 20:02:51 +03:00
Moved parsers into their own core.
This commit is contained in:
parent
db2ee73e6c
commit
b047c1a5d3
417
gen/cram.hoon
417
gen/cram.hoon
@ -379,6 +379,10 @@
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%+ stag [%div ~] ::REVIEW
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|= {naz/hair los/tape}
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^- (like marl:dynamic)
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$:line:(cram-main +<)
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++ cram-main
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=* parse cram-parsers
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|= {naz/hair los/tape}
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::
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:: state of the parsing loop. we maintain a construction
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:: stack for elements and a line stack for lines in the
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@ -397,7 +401,6 @@
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=| hac/(list item)
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=/ cur/item [%down ~]
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=| lub/(unit (pair hair (list tape)))
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=< $:line
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|%
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:: ::
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++ $ :: resolve
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@ -483,7 +486,215 @@
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++ skip +:snap :: discard line
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++ look :: inspect line
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^- (unit trig)
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=- (wonk (- naz los))
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(wonk (trig:parse naz los))
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:: ::
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++ clue :: tape to xml
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|= tex/tape
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^- manx:dynamic
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[[%$ [%$ tex] ~] ~]
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:: ::
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++ made :: compose block
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^+ .
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:: empty block, no action
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::
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?~ lub .
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:: if block is preformatted code
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::
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?: ?=($code p.cur)
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:: add blank line between blocks
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::
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=. q.cur
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?~ q.cur q.cur
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:_(q.cur ;/("\0a"))
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%= .
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q.cur
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%+ weld
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%+ turn
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q.u.lub
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|= tape ^- mars
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:: each line is text data with its newline
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::
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;/((weld (slag (dec col) +<) "\0a"))
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q.cur
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==
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:: if block is verse
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::
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?: ?=($poem p.cur)
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:: add break between stanzas
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::
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=. q.cur ?~(q.cur q.cur [[[%br ~] ~] q.cur])
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%= .
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q.cur
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%+ weld
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%+ turn
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q.u.lub
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|= tape ^- manx
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:: each line is a paragraph
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::
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:- [%p ~]
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:_ ~
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;/((weld (slag (dec col) +<) "\0a"))
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q.cur
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==
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:: yex: block recomposed, with newlines
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::
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=/ yex/tape
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=/ hel (flop q.u.lub)
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|- ^- tape
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?~ hel ~
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?~ t.hel i.hel
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(weld i.hel `tape`[`@`10 $(hel t.hel)])
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:: vex: parse of paragraph
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::
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=/ vex/(like marl:dynamic)
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:: either a one-line header or a paragraph
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::
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%. [p.u.lub yex]
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?- p.cur
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$expr expr:parse
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$head head:parse
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@ para:parse
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==
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:: if error, propagate correctly
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::
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?~ q.vex ..$(err `p.vex)
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:: finish tag if it's a header
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::
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=< ?:(=(%head p.cur) fold ..$)
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:: save good result, clear buffer
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::
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..$(lub ~, q.cur (weld p.u.q.vex q.cur))
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:: ::
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++ line ^+ . :: body line loop
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:: abort after first error
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::
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?: !=(~ err) .
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:: pic: profile of this line
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::
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=/ pic look
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:: if line is blank
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::
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?~ pic
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:: break section
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::
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line:made:skip
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:: line is not blank
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::
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=> .(pic u.pic)
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:: if end of input, complete
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::
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?: ?=($done sty.pic)
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..$(q.naz col.pic)
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:: if end marker behind current column
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::
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?: &(?=($fini sty.pic) (lth col.pic col))
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:: retract and complete
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::
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(back(q.naz (add 2 col.pic)) col.pic)
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:: bal: inspection copy of lub, current section
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::
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=/ bal lub
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:: if within section
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::
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?^ bal
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:: detect bad block structure
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::
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?: ?| :: only one line in a heading
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::
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=(%head p.cur)
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?: ?=(?($code $poem $expr) p.cur)
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:: literals need to end with a blank line
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::
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(lth col.pic col)
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:: text flows must continue aligned
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::
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|(!=(%text sty.pic) !=(col.pic col))
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==
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..$(err `[p.naz col.pic])
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:: accept line and continue
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::
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=^ nap ..$ snap
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line(lub bal(q.u [nap q.u.bal]))
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:: if column has retreated, adjust stack
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::
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=. ..$ ?. (lth col.pic col) ..$ (back col.pic)
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:: dif: columns advanced
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:: erp: error position
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::
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=/ dif (sub col.pic col)
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=/ erp [p.naz col.pic]
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=. col col.pic
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:: nap: take first line
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::
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=^ nap ..$ snap
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:: execute appropriate paragraph form
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::
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=< line:abet:apex
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|%
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:: ::
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++ abet :: accept line
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..$(lub `[naz nap ~])
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:: ::
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++ apex ^+ . :: by column offset
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?+ dif fail
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$0 apse
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$2 expr
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$4 code
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$6 bloc
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$8 poem
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==
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:: ::
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++ apse ^+ . :: by prefix style
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?- sty.pic
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$fini !!
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$head head
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$lite lite
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$lint lint
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$text text
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==
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:: ::
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++ bloc apse:(push %bloc) :: blockquote line
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++ fail .(err `erp) :: set error position
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++ push |=(mite %_(+> hac [cur hac], cur [+< ~])) :: push context
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++ expr (push %expr) :: hoon expression
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++ code (push %code) :: code literal
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++ poem (push %poem) :: verse literal
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++ head (push %head) :: heading
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++ lent :: list entry
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|= ord/?
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^+ +>
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:: erase list marker
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::
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=. nap =+(+(col) (runt [- ' '] (slag - nap)))
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:: indent by 2
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::
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=. col (add 2 col)
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:: can't switch list types
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::
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?: =(?:(ord %list %lord) p.cur) fail
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:: push list item
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::
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%. %lime
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=< push
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:: push list context, unless we're in list
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::
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=+ ?:(ord %lord %list)
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?: =(- p.cur) ..push (push -)
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::
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++ lint (lent &) :: numbered list
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++ lite (lent |) :: unnumbered list
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++ text :: plain text
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^+ .
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:: only in lists, fold
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::
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?. ?=(?($list $lord) p.cur) .
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.($ fold)
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--
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--
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++ cram-parsers
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|%
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++ trig
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%+ cook |=(a/(unit ^trig) a)
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;~ pfix (star ace)
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%+ here
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|=({a/pint b/?($~ trig-style)} ?~(b ~ `[q.p.a b]))
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@ -497,12 +708,6 @@
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(easy %text)
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==
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==
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:: ::
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++ clue :: tape to xml
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|= tex/tape
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^- manx:dynamic
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[[%$ [%$ tex] ~] ~]
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:: ::
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++ cash :: escaped fence
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|* tem/rule
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%- echo
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@ -728,201 +933,5 @@
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{@ *} ~ :: ignore interpolation
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==
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$(a t.a)
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:: ::
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++ made :: compose block
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^+ .
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:: empty block, no action
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::
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?~ lub .
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:: if block is preformatted code
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::
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?: ?=($code p.cur)
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:: add blank line between blocks
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::
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=. q.cur
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?~ q.cur q.cur
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:_(q.cur ;/("\0a"))
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%= .
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q.cur
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%+ weld
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%+ turn
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q.u.lub
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|= tape ^- mars
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:: each line is text data with its newline
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::
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;/((weld (slag (dec col) +<) "\0a"))
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q.cur
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==
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:: if block is verse
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::
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?: ?=($poem p.cur)
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:: add break between stanzas
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::
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=. q.cur ?~(q.cur q.cur [[[%br ~] ~] q.cur])
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%= .
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q.cur
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%+ weld
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%+ turn
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q.u.lub
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|= tape ^- manx
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:: each line is a paragraph
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::
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:- [%p ~]
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:_ ~
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;/((weld (slag (dec col) +<) "\0a"))
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q.cur
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==
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:: yex: block recomposed, with newlines
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::
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=/ yex/tape
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=/ hel (flop q.u.lub)
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|- ^- tape
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?~ hel ~
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?~ t.hel i.hel
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(weld i.hel `tape`[`@`10 $(hel t.hel)])
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:: vex: parse of paragraph
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::
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=/ vex/(like marl:dynamic)
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:: either a one-line header or a paragraph
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::
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%. [p.u.lub yex]
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?: ?=($expr p.cur) expr
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?: ?=($head p.cur) head
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para
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:: if error, propagate correctly
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::
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?~ q.vex ..$(err `p.vex)
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:: finish tag if it's a header
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::
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=< ?:(=(%head p.cur) fold ..$)
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:: save good result, clear buffer
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::
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..$(lub ~, q.cur (weld p.u.q.vex q.cur))
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:: ::
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++ line ^+ . :: body line loop
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:: abort after first error
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::
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?: !=(~ err) .
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:: pic: profile of this line
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::
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=/ pic look
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:: if line is blank
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::
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?~ pic
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:: break section
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::
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line:made:skip
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:: line is not blank
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::
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=> .(pic u.pic)
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:: if end of input, complete
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::
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?: ?=($done sty.pic)
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..$(q.naz col.pic)
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:: if end marker behind current column
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::
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?: &(?=($fini sty.pic) (lth col.pic col))
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:: retract and complete
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::
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(back(q.naz (add 2 col.pic)) col.pic)
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:: bal: inspection copy of lub, current section
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::
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=/ bal lub
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:: if within section
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::
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?^ bal
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:: detect bad block structure
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::
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?: ?| :: only one line in a heading
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::
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=(%head p.cur)
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?: ?=(?($code $poem $expr) p.cur)
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:: literals need to end with a blank line
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::
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(lth col.pic col)
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:: text flows must continue aligned
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::
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|(!=(%text sty.pic) !=(col.pic col))
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==
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..$(err `[p.naz col.pic])
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:: accept line and continue
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::
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=^ nap ..$ snap
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line(lub bal(q.u [nap q.u.bal]))
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:: if column has retreated, adjust stack
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::
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=. ..$ ?. (lth col.pic col) ..$ (back col.pic)
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:: dif: columns advanced
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:: erp: error position
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::
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=/ dif (sub col.pic col)
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=/ erp [p.naz col.pic]
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=. col col.pic
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:: nap: take first line
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::
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=^ nap ..$ snap
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:: execute appropriate paragraph form
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::
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=< line:abet:apex
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|%
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:: ::
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++ abet :: accept line
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..$(lub `[naz nap ~])
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:: ::
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++ apex ^+ . :: by column offset
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?+ dif fail
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$0 apse
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$2 expr
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$4 code
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$6 bloc
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$8 poem
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==
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:: ::
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++ apse ^+ . :: by prefix style
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?- sty.pic
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$fini !!
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$head head
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$lite lite
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$lint lint
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$text text
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==
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:: ::
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++ bloc apse:(push %bloc) :: blockquote line
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++ fail .(err `erp) :: set error position
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++ push |=(mite %_(+> hac [cur hac], cur [+< ~])) :: push context
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++ expr (push %expr) :: hoon expression
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++ code (push %code) :: code literal
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++ poem (push %poem) :: verse literal
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++ head (push %head) :: heading
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++ lent :: list entry
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|= ord/?
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^+ +>
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:: erase list marker
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::
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=. nap =+(+(col) (runt [- ' '] (slag - nap)))
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:: indent by 2
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::
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=. col (add 2 col)
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:: can't switch list types
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::
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?: =(?:(ord %list %lord) p.cur) fail
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:: push list item
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::
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%. %lime
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=< push
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:: push list context, unless we're in list
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::
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=+ ?:(ord %lord %list)
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?: =(- p.cur) ..push (push -)
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::
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++ lint (lent &) :: numbered list
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++ lite (lent |) :: unnumbered list
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++ text :: plain text
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^+ .
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:: only in lists, fold
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::
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?. ?=(?($list $lord) p.cur) .
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.($ fold)
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--
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--
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--
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||||
|
Loading…
Reference in New Issue
Block a user