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//// [inferenceUnionOfObjectsMappedContextualType.ts]
type Entity = {
someDate: Date | null;
} & ({ id: string; } | { id: number; })
type RowRendererMeta<TInput extends {}> = {
[key in keyof TInput]: { key: key; caption: string; formatter?: (value: TInput[key]) => string; };
}
type RowRenderer<TInput extends {}> = RowRendererMeta<TInput>[keyof RowRendererMeta<TInput>];
const test: RowRenderer<Entity> = {
key: 'someDate',
caption: 'My Date',
formatter: (value) => value ? value.toString() : '-' // value: any
}
//// [inferenceUnionOfObjectsMappedContextualType.js]
"use strict";
var test = {
key: 'someDate',
caption: 'My Date',
formatter: function (value) { return value ? value.toString() : '-'; } // value: any
};
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