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¿Cómo agregar propiedades a un JSON en TypeScript?

Tengo el siguiente código:

 type DailySummaryEntrry = {date: string, summary: ParsedSummary}; function parseDailySummaries (summaries: DailyRawSummaries): DailySummaryEntrry[] { const entries: DailySummaryEntrry[] = []; for (const date in summaries) { const rawSummary = summaries[date]; if (!rawSummary) continue; entries.date = date ; entries.summary= parseRawSummary(rawSummary); } return entries.sort().reverse(); // sort by newest date first }

no se por que me sale

Property 'date' does not exist on type 'DailySummaryEntrry[]'.deno-ts(2339)

en esta línea entries.date = date ;

y:

 Property 'summary' does not exist on type 'DailySummaryEntrry[]'.deno-ts(2339)

en esta linea

 entries.summary= parseRawSummary(rawSummary);
about 4 years ago · Juan Pablo Isaza
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0

En el siguiente bucle for:

 for (const date in summaries) { const rawSummary = summaries[date]; if (!rawSummary) continue; entries.date = date ; entries.summary= parseRawSummary(rawSummary); }

entries es una matriz. la propiedad de fecha y la propiedad de resumen no existen en una matriz. Lo que podrías hacer en su lugar es lo siguiente:

 for (const date in summaries) { const rawSummary = summaries[date]; if (!rawSummary) continue; entries.push({date: date, summary: parseRawSummary(rawSummary)}) }
about 4 years ago · Juan Pablo Isaza Report
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