diff options
Diffstat (limited to 'packages/pipeline/src/utils/transformers/number_to_bigint.ts')
-rw-r--r-- | packages/pipeline/src/utils/transformers/number_to_bigint.ts | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/packages/pipeline/src/utils/transformers/number_to_bigint.ts b/packages/pipeline/src/utils/transformers/number_to_bigint.ts deleted file mode 100644 index 8fbd52093..000000000 --- a/packages/pipeline/src/utils/transformers/number_to_bigint.ts +++ /dev/null @@ -1,31 +0,0 @@ -import { BigNumber } from '@0x/utils'; -import { ValueTransformer } from 'typeorm/decorator/options/ValueTransformer'; - -const decimalRadix = 10; - -// Can be used to convert a JavaScript number type to a Postgres bigint type and -// vice versa. By default TypeORM will silently convert number types to string -// if the corresponding Postgres type is bigint. See -// https://github.com/typeorm/typeorm/issues/2400 for more information. -export class NumberToBigIntTransformer implements ValueTransformer { - // tslint:disable-next-line:prefer-function-over-method - public to(value: number): string | null { - if (value === null || value === undefined) { - return null; - } else { - return value.toString(); - } - } - - // tslint:disable-next-line:prefer-function-over-method - public from(value: string): number { - if (new BigNumber(value).isGreaterThan(Number.MAX_SAFE_INTEGER)) { - throw new Error( - `Attempted to convert PostgreSQL bigint value (${value}) to JavaScript number type but it is too big to safely convert`, - ); - } - return Number.parseInt(value, decimalRadix); - } -} - -export const numberToBigIntTransformer = new NumberToBigIntTransformer(); |