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// Resolves a list of references, with each reference matched with provided
// data in the same way as withResolvedReference. This will early exit if the
// data dependency is null (even if the reference list is empty). By default
// it will filter out references which don't match, but this can be changed
// to early exit ({notFoundMode: 'exit'}) or leave null in place ('null').
import {input, templateCompositeFrom} from '#composite';
import {is, isString, validateArrayItems} from '#validators';
import {
exitWithoutDependency,
raiseOutputWithoutDependency,
} from '#composite/control-flow';
import inputWikiData from './inputWikiData.js';
export default templateCompositeFrom({
annotation: `withResolvedReferenceList`,
inputs: {
list: input({
validate: validateArrayItems(isString),
acceptsNull: true,
}),
data: inputWikiData({allowMixedTypes: true}),
find: input({type: 'function'}),
notFoundMode: input({
validate: is('exit', 'filter', 'null'),
defaultValue: 'filter',
}),
},
outputs: ['#resolvedReferenceList'],
steps: () => [
exitWithoutDependency({
dependency: input('data'),
value: input.value([]),
}),
raiseOutputWithoutDependency({
dependency: input('list'),
mode: input.value('empty'),
output: input.value({
['#resolvedReferenceList']: [],
}),
}),
{
dependencies: [input('list'), input('data'), input('find')],
compute: (continuation, {
[input('list')]: list,
[input('data')]: data,
[input('find')]: findFunction,
}) =>
continuation({
'#matches': list.map(ref => findFunction(ref, data, {mode: 'quiet'})),
}),
},
{
dependencies: ['#matches'],
compute: (continuation, {'#matches': matches}) =>
(matches.every(match => match)
? continuation.raiseOutput({
['#resolvedReferenceList']: matches,
})
: continuation()),
},
{
dependencies: ['#matches', input('notFoundMode')],
compute(continuation, {
['#matches']: matches,
[input('notFoundMode')]: notFoundMode,
}) {
switch (notFoundMode) {
case 'exit':
return continuation.exit([]);
case 'filter':
return continuation.raiseOutput({
['#resolvedReferenceList']:
matches.filter(match => match),
});
case 'null':
return continuation.raiseOutput({
['#resolvedReferenceList']:
matches.map(match => match ?? null),
});
default:
throw new TypeError(`Expected notFoundMode to be exit, filter, or null`);
}
},
},
],
});
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