config

Documentation

Overview

Package config provides configuration loader based on env vars.

Index

• func Load(prefix string, spec interface{}, sources ...func() error) error
• func WithEnvFiles(files ...string) func() error
• func WithOptionalEnvFiles(files ...string) func() error

Functions

func Load

func Load(prefix string, spec interface{}, sources ...func() error) error

Load loads config from ENV vars, sources are called to populate ENV vars in advance.

In no sources are provided then vars from .env.template, .env, .env.<ENVIRONMENT> files are loaded if available. Use nil or any other source to avoid that.

func WithEnvFiles

func WithEnvFiles(files ...string) func() error

WithEnvFiles populates env vars from provided files.

It returns an error if file does not exist.

func WithOptionalEnvFiles

func WithOptionalEnvFiles(files ...string) func() error

WithOptionalEnvFiles populates env vars from provided files that exist.

Non-existent files are ignored.