parse-int-base-ten

Use the Maybe monady to parse a base-10 integer

Install

npm install @strong-roots-capital/parse-int-base-ten

Use

import { parseIntBase10 } from '@strong-roots-capital/parse-int-base-ten'
import { Maybe } from 'purify-ts/Maybe'

const answer = Maybe.fromNullable(process.env['WHAT_IS_THE_NUMERIC_ANSWER'])
    .chain(parseIntBase10)
    .orDefault(42)

console.log(answer)
//=>42

Related

• purify-ts

Index

Functions

• parseIntBase10

Functions

parseIntBase10

▸ parseIntBase10(value: string): Maybe<number>

Defined in parse-int-base-ten.ts:18

Parse base-ten integer out of value if possible.

Parameters:

| Name | Type | Description | | ------ | ------ | ------ | | value | string | String representation of a number |

Returns: Maybe<number> Number represented by value