Module config 

Provides configuration to the system and the application.

Macros

eui48_from_env

Reads an eui48 at compile time from the given environment variable, produces an [u8; 6], matched to the endianness of the target.

i8_from_env_or

Reads an i8 at compile time from the given environment variable, with a default.

i16_from_env_or

Reads an i16 at compile time from the given environment variable, with a default.

i32_from_env_or

Reads an i32 at compile time from the given environment variable, with a default.

i64_from_env_or

Reads an i64 at compile time from the given environment variable, with a default.

ipv4_addr_from_env

Reads an IPv4 address at compile time from the given environment variable, produces an Ipv4Addr.

ipv4_addr_from_env_or

Reads an IPv4 address at compile time from the given environment variable, produces an Ipv4Addr.

ipv6_addr_from_env

Reads an IPv6 address at compile time from the given environment variable, produces an Ipv6Addr.

ipv6_addr_from_env_or

Reads an IPv6 address at compile time from the given environment variable, produces an Ipv6Addr.

str_from_env

Reads a value at compile time from the given environment variable.

str_from_env_or

Reads a value at compile time from the given environment variable, with a default.

u8_from_env_or

Reads a u8 at compile time from the given environment variable, with a default.

u16_from_env_or

Reads a u16 at compile time from the given environment variable, with a default.

u32_from_env_or

Reads a u32 at compile time from the given environment variable, with a default.

u64_from_env_or

Reads a u64 at compile time from the given environment variable, with a default.

usize_from_env_or

Reads a usize at compile time from the given environment variable, with a default.