env-string

Inlines env vars in a string that contains $NAME expressions

npm install env-string

Usage

var env = require('env-string')
var map = {WORLD: 'world'}

// supports $NAME
console.log(env('hello $WORLD', map)) // 'hello world'

// supports ${NAME}
console.log(env('hello ${WORLD}', map)) // 'hello world'

// supports $NAME-something-else
console.log(env('hello $WORLD-world', map)) // 'hello world-world'

// supports ${NAME:-default-value}
console.log(env('hello ${VERDEN:-world}', map)) // 'hello world'

// vars default to ''
console.log(env('hello $VERDEN', map)) // 'hello '

License

MIT