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31 lines
615 B
TypeScript
31 lines
615 B
TypeScript
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import { Query } from 'cafy';
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type Defs = {
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params: {[key: string]: {
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def: Query<any>;
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default?: any;
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}}
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};
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export default function <T extends Defs>(defs: T, params: any): [{
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[P in keyof T['params']]: ReturnType<T['params'][P]['def']['get']>[0];
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}, Error] {
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const x: any = {};
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let err: Error = null;
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Object.keys(defs.params).some(k => {
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const [v, e] = defs.params[k].def.get(params[k]);
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if (e) {
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err = e;
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return true;
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} else {
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if (v === undefined && defs.params[k].default) {
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x[k] = defs.params[k].default;
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} else {
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x[k] = v;
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}
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return false;
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}
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});
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return [x, err];
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}
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