42 lines
1.2 KiB
TypeScript
42 lines
1.2 KiB
TypeScript
// TODO: import from ES6 when retry typing file will include errorFilter function
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import * as retry from 'async/retry'
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import * as Promise from 'bluebird'
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import { logger } from './logger'
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type RetryTransactionWrapperOptions = { errorMessage: string, arguments?: any[] }
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function retryTransactionWrapper (functionToRetry: (... args) => Promise<any>, options: RetryTransactionWrapperOptions) {
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const args = options.arguments ? options.arguments : []
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return transactionRetryer(callback => {
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functionToRetry.apply(this, args)
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.then(result => callback(null, result))
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.catch(err => callback(err))
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})
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.catch(err => {
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// Do not throw the error, continue the process
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logger.error(options.errorMessage, err)
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})
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}
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function transactionRetryer (func: Function) {
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return new Promise((res, rej) => {
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retry({
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times: 5,
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errorFilter: err => {
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const willRetry = (err.name === 'SequelizeDatabaseError')
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logger.debug('Maybe retrying the transaction function.', { willRetry })
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return willRetry
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}
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}, func, err => err ? rej(err) : res())
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})
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}
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// ---------------------------------------------------------------------------
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export {
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retryTransactionWrapper,
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transactionRetryer
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}
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