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set lst to nest of x | asPrelude.applescript |
if 0 < length of lst then | asPrelude.applescript |
concatMap(my treeLeaves, lst) | asPrelude.applescript |
|λ|(oNode) of go | asPrelude.applescript |
end treeLeaves | asPrelude.applescript |
on treeMatches(p, tree) | asPrelude.applescript |
property pf : mReturn(p)'s |λ| | asPrelude.applescript |
if pf(root of x) then | asPrelude.applescript |
concatMap(go, nest of x) | asPrelude.applescript |
end treeMatches | asPrelude.applescript |
on treeMenu(tree) | asPrelude.applescript |
set menuTitle to root of tree | asPrelude.applescript |
set subTrees to nest of tree | asPrelude.applescript |
set menuItems to map(my root, subTrees) | asPrelude.applescript |
set blnNoSubMenus to {} = concatMap(my nest, subTrees) | asPrelude.applescript |
script menuCancelledOrChoiceMade | asPrelude.applescript |
on |λ|(statusAndChoices) | asPrelude.applescript |
(not my fst(statusAndChoices)) or ({} ≠ my snd(statusAndChoices)) | asPrelude.applescript |
script choicesOrSubMenu | asPrelude.applescript |
on |λ|(choices) | asPrelude.applescript |
set k to item 1 of choices | asPrelude.applescript |
script match | asPrelude.applescript |
k = root of x | asPrelude.applescript |
set chosenSubTree to (Just of find(match, subTrees)) | asPrelude.applescript |
if {} ≠ (nest of chosenSubTree) then | asPrelude.applescript |
|Right|(|λ|(chosenSubTree) of go) | asPrelude.applescript |
|Right|(choices) | asPrelude.applescript |
script nothingFromThisMenu | asPrelude.applescript |
Tuple(false, {}) | asPrelude.applescript |
script selectionsFromThisMenu | asPrelude.applescript |
Tuple(true, xs) | asPrelude.applescript |
script nextStepInNestedMenu | asPrelude.applescript |
on |λ|(statusAndChoice) | asPrelude.applescript |
either(nothingFromThisMenu, selectionsFromThisMenu, ¬ | asPrelude.applescript |
bindLR(showMenuLR(blnNoSubMenus, menuTitle, menuItems), ¬ | asPrelude.applescript |
choicesOrSubMenu)) | asPrelude.applescript |
snd(|until|(menuCancelledOrChoiceMade, ¬ | asPrelude.applescript |
nextStepInNestedMenu, ¬ | asPrelude.applescript |
Tuple(true, {}))) -- (Status, Choices) pair | asPrelude.applescript |
end treeMenu | asPrelude.applescript |
on truncate(x) | asPrelude.applescript |
item 1 of properFraction(x) | asPrelude.applescript |
end truncate | asPrelude.applescript |
on tupleFromList(xs) | asPrelude.applescript |
if 1 < lng then | asPrelude.applescript |
if 2 < lng then | asPrelude.applescript |
set strSuffix to lng as string | asPrelude.applescript |
set strSuffix to "" | asPrelude.applescript |
script kv | asPrelude.applescript |
insertDict((i as string), x, a) | asPrelude.applescript |
foldl(kv, {type:"Tuple" & strSuffix}, xs) & {length:lng} | asPrelude.applescript |
end tupleFromList | asPrelude.applescript |
on typeName(x) | asPrelude.applescript |
set mb to lookupDict((class of x) as string, ¬ | asPrelude.applescript |
{|list|:"List", |integer|:"Int", |real|:"Float", |text|:¬
"String", |string|:"String", |record|:¬
"Record", |boolean|:"Bool", |handler|:"(a -> b)", |script|:"(a -> b"}) | asPrelude.applescript |
"Bottom" | asPrelude.applescript |
set k to Just of mb | asPrelude.applescript |
if k = "Record" then | asPrelude.applescript |
if keys(x) contains "type" then | asPrelude.applescript |
type of x | asPrelude.applescript |
"Dict" | asPrelude.applescript |
k | asPrelude.applescript |
end typeName | asPrelude.applescript |
on unDigits(ds) | asPrelude.applescript |
10 * a + x | asPrelude.applescript |
foldl(go, 0, ds) | asPrelude.applescript |
end unDigits | asPrelude.applescript |
on unQuoted(s) | asPrelude.applescript |
34 = id of x | asPrelude.applescript |
dropAround(p, s) | asPrelude.applescript |
end unQuoted | asPrelude.applescript |
on uncons(xs) | asPrelude.applescript |
if 0 = lng then | asPrelude.applescript |
if (2 ^ 29 - 1) as integer > lng then | asPrelude.applescript |
set cs to text items of xs | asPrelude.applescript |
Just(Tuple(item 1 of cs, rest of cs)) | asPrelude.applescript |
Just(Tuple(item 1 of xs, rest of xs)) | asPrelude.applescript |
set nxt to take(1, xs) | asPrelude.applescript |
if {} is nxt then | asPrelude.applescript |
Just(Tuple(item 1 of nxt, xs)) | asPrelude.applescript |
end uncons | asPrelude.applescript |
on uncurry(f) | asPrelude.applescript |
if 1 < argvLength(f) then | asPrelude.applescript |
on |λ|(ab) | asPrelude.applescript |
if class of ab is list then | asPrelude.applescript |
mReturn(f)'s |λ|(item 1 of ab, item 2 of ab) | asPrelude.applescript |
mReturn(f)'s |λ|(|1| of ab, |2| of ab) | asPrelude.applescript |
f's |λ|(item 1 of ab)'s |λ|(item 2 of ab) | asPrelude.applescript |
f's |λ|(|1| of ab)'s |λ|(|2| of ab) | asPrelude.applescript |
end uncurry | asPrelude.applescript |
on unfoldForest(f, xs) | asPrelude.applescript |
set g to mReturn(f) | asPrelude.applescript |
unfoldTree(g, x) | asPrelude.applescript |
map(result, xs) | asPrelude.applescript |
end unfoldForest | asPrelude.applescript |
on unfoldTree(f, b) | asPrelude.applescript |
set tpl to g's |λ|(b) | asPrelude.applescript |
Node(|1| of tpl, unfoldForest(g, |2| of tpl)) | asPrelude.applescript |
end unfoldTree | asPrelude.applescript |
on unfoldl(f, v) | asPrelude.applescript |
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