@herp-inc/environmen-ts

EnvironmentDecoder

cases

choice

defaultTo

index

optional

required

code:ts

const portD = required('PORT', port());

const logLevelD = pipe(

optional(

'LOG_LEVEL',

keyOf({

debug: null,

info: null,

warn: null,

error: null,

}),

),

defaultTo<LogLevel>(() => 'info'),

);

const secretKeyBaseD = required('SECRET_KEY_BASE', hex({ length: 32 }), {

// You can optionally mark a variable to be sensitive so that it will not be logged.

sensitive: true,

});

VariableDecoder

よくある値向けの関数が用意されている

base64

bigint

boolean

hex

host

hostname

integer

keyOf

union風

code:ts

keyOf({

debug: null,

info: null,

warn: null,

error: null,

}),

literal

natural

number

origin

port

string

url