ucg/std/tuples.ucg
Jeremy Wall d2a5a1619a STDLIB: More stdlib additions.
* list reverse
* enumerate for tuples
2019-01-10 17:17:57 -06:00

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// return a list of the fields in a tuple.
let fields = module{
tpl = NULL,
} => {
let reducer = macro(acc, field, value) => {
result = acc + [field],
};
let result = reduce reducer.result [], (mod.tpl);
};
// return a list of the values in a tuple.
let values = module{
tpl = NULL,
} => {
let reducer = macro(acc, field, value) => {
result = acc + [value],
};
let result = reduce reducer.result [], (mod.tpl);
};
let enumerate = module{
tpl = NULL,
} => {
let reducer = macro(acc, field, value) => {
result = acc + [[field, value]],
};
let result = reduce reducer.result [], (mod.tpl);
};