Crate helper

Helper

A library provided some useful proc macros for Rust.

Macros

• control flow

  • either: Ternary operator in many C-like languages.
  • try_option: Unwrap std::option::Option, if none, return the alternative value.

• collections

  • btmap: Create std::collections::BTreeMap from list of key-value pairs.
  • btset: Create a std::collections::BTreeSet from a list of elements.
  • hmap: Create std::collections::HashMap from list of key-value pairs.
  • hset: Create a std::collections::HashSet from a list of elements.

License

MulanPSL-2.0

Macros

btmap

Create std::collections::BTreeMap from list of key-value pairs.

btset

Create a std::collections::BTreeSet from a list of elements.

either

Ternary operator in many C-like languages.

hmap

Create std::collections::HashMap from list of key-value pairs.

hset

Create a std::collections::HashSet from a list of elements.

optionDeprecated

The std::option::Option relative operations.

try_option

Unwrap std::option::Option, if none, return the alternative value.