validate-env-vars

A lightweight utility to check an .env file for the presence and validity of environment variables, as specified via a template file or the command line

Installation

Using npm:

npm install validate-env-vars --save-dev

Usage

Check your .env file against every required variable in your template file:

validate-env-vars --template .env.template

Check your .env file against a list of required variables:

validate-env-vars --list VAR1,VAR2,VAR3

Check a specific .env file:

validate-env-vars --env .env.local --template .env.template

Arguments

Argument	Description
`-t <file>` `--template <file>`	Path to template file to check against. Optional variables can be specified with `# optional` suffix. Either `--template` or `--list` must be specified.
`-l <vars>` `--list <vars>`	Comma-separated list of required variables to check for. Either `--template` or `--list` must be specified.
`-e <file>` `--env <file>`	Path to .env file to check. Defaults to `.env` in current directory.