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121 lines
2.8 KiB
Plaintext
121 lines
2.8 KiB
Plaintext
/- *story
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!:
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^?
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|%
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:: XX generalize move to hoon.hoon
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++ dif-ju
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|= [a=story b=story]
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^- story
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:: uno := (a-b) + (merged items in both a and b) + (b-a)
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:: ret := (a-b) + (merged items in both a and b)
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:: ret = (~(int by a) uno) :: preserve only the entries whose keys are in a
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::
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::
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:: if 0 is the empty set,
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:: a \ 0 = a
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:: 0 \ b = 0 :: anything not in 0 but in b is by default 0
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?: =(~ a) ~
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~& a
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=/ uno=story
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::~! ((~(uno by story-a) story-a) |=(* *proses))
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::~! ((~(uno by `story`a) `story`a) |=(* *proses))
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%- (~(uno by a) b)
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|= [k=tako:clay proses-a=proses proses-b=proses]
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^- proses
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(~(dif in proses-a) proses-b)
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::
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=/ ret=story ::story-a
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(~(int by a) uno)
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:: normalizing step, remove any keys with null sets,
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:: which can occur if proses-a == proses-b above
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%- ~(gas by *story)
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(skip ~(tap by ret) |=([k=* v=proses] ?=(~ v)))
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::
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++ uni-ju
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|= [a=story b=story]
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^- story
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:: 0 + b = b
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?: =(~ a) b
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%- (~(uno by a) b)
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|= [k=tako:clay proses-a=proses proses-b=proses]
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^- proses
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(~(uni in proses-a) proses-b)
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::
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:: Canonical textual representation
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::
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++ tako-to-text
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|= [=tako:clay]
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^- tape
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"commit: {<`@uv`tako>}\0a"
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::
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++ proses-to-text
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|= [=proses]
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^- tape
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=/ proses-list=(list prose) ~(tap in proses)
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?: ?=(~ proses-list) ""
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?: ?=([prose ~] proses-list)
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(prose-to-text i.proses-list)
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%- tail
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%^ spin ;;((list prose) t.proses-list) :: XX WHY DO WE NEED ;;
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(prose-to-text i.proses-list)
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|= [prz=prose state=tape]
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^- [prose tape]
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:- prz
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;: welp
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state
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"|||"
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"\0a"
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(prose-to-text prz)
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==
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::
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++ prose-to-text
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|= pro=prose
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=/ [title=@t body=@t] pro
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^- tape
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;: welp
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"{(trip title)}"
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"\0a\0a"
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"{(trip body)}"
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"\0a"
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==
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::
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:: Parsers
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::
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++ parse-commit
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;~ sfix
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;~ pfix (jest 'commit: ')
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(cook @uv ;~(pfix (jest '0v') viz:ag))
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==
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::
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(just '\0a')
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==
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::
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++ parse-title
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;~ sfix
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(cook crip (star prn))
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(jest '\0a\0a')
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==
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::
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++ parse-body-single
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%- star
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;~ less
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;~(pose (jest '|||\0a') (jest '---\0a'))
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(cook crip ;~(sfix (star prn) (just '\0a')))
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==
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::
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++ parse-prose-single ;~(plug parse-title parse-body-single)
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++ parse-rest-proses (star ;~(pfix (jest '|||\0a') parse-prose-single))
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++ parse-proses ;~(plug parse-prose-single parse-rest-proses)
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++ parse-chapter ;~(plug parse-commit parse-proses)
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++ parse-story (star ;~(sfix parse-chapter (jest '---\0a')))
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::
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:: Parse prose: a title, followed by a body
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::
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:: Parse proses: a prose, followed by zero or more proses, representing conflicts
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::
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:: Parse chapters (story entries): a commit followed by one or more proses
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::
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:: Parse story: zero or more chapters
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::
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::
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-- |