bluss / maplit

Rust container / collection literal macros for HashMap, HashSet, BTreeMap, BTreeSet.

maplit

Container / collection literal macros for HashMap, HashSet, BTreeMap, BTreeSet.

You can use these for convenience. Using them has no other implications.

Please read the API documentation here

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Recent Changes

• 1.0.2
  • Fix usage of the macros through full paths, like maplit::hashmap!(..) (#27)
• 1.0.1
  • Fix unused_results lint in the macros by @povilasb
• 1.0.0
  • maplit 1.0!
  • Only documentation changes since the last version
• 0.1.6
  • Add macro convert_args! for composable opt-in conversion of the expressions being used for the maplit macros.
• 0.1.5
  • Add license files correctly
  • Add crates.io category
  • Small doc improvements by @seeekr and @sanmai-NL
• 0.1.4
  • Update docs to point to docs.rs
• 0.1.2
  • Now supports more arguments in hashset!{} and hashmap!{}
• 0.1.0
  • Initial release

FAQ

Question: Very large maps take a long time to compile?

Answer: Rustc is very slow to compile big expressions with many literals (including integers and float literals). Work around this by either using explicitly typed literals, or explicitly typed conversions. See #14 for more information.

License

Dual-licensed to be compatible with the Rust project.

Licensed under the Apache License, Version 2.0 http://www.apache.org/licenses/LICENSE-2.0 or the MIT license http://opensource.org/licenses/MIT, at your option. This file may not be copied, modified, or distributed except according to those terms.