proc-env-helper

Use to force your nodejs app to require a process env to be set, or use to ensure a default value is set.

The original process env will also be cast to the appropriate type via castValue.

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• proc-env-helper
  • Available helpers
  • Example

Available helpers

getOrSetDefault

• Method: withDefault
• Summary: Returns the process.env value requested via ProcEnvHelper.castValue. If not found, this will 1st set a process.env value based on the default given and then return it.

import ProcEnvHelper from 'proc-env-helper';
ProcEnvHelper.getOrSetDefault('SWAGGER_FILE', 'latest')

requiredOrThrow

• Method: required
• Summary: Returns the process.env value requested via ProcEnvHelper.castValue or if not found, throw new Error(...)

import ProcEnvHelper from 'proc-env-helper';
ProcEnvHelper.requiredOrThrow('JWT_SECRET')

Example

import dotenv from 'dotenv';
import ProcEnvHelper from 'proc-env-helper';
import someHelper from './helpers/someHelper';

dotenv.config();

export default {
  // Swagger file
  swaggerFile: ProcEnvHelper.getOrSetDefault('SWAGGER_FILE', 'latest'),
  jwtSecret: ProcEnvHelper.requiredOrThrow('JWT_SECRET'),

  port: ProcEnvHelper.getOrSetDefault('PORT', 666),
  
  // If PORT was not found via getOrSetDefault, it will be now be set as the default provided
  somethingElse: someHelper(process.env.PORT)
}