Standard Library

Collections

• []T

  collections.vec

  Functional combinators for arrays: map, filter, fold, any, all, first, last.

  Reference →
• KV

  collections.hashmap

  Hash map with open addressing and linear probing. Supports map-literal syntax ["k": v, ...], get, insert, remove, iter, filter, and more.

  Reference →

Data

• SV

  data.semver

  Semantic versioning 2.0.0 — parse, compare, and serialize MAJOR.MINOR.PATCH[-pre][+build] strings.

  Reference →

Encoding

• {}

  encoding.json

  JSON parser and serializer (RFC 8259). Full type support: null, bool, number, string, array, object.

  Reference →

Time

• ⏱

  time.duration

  Duration, Timestamp, and Monotonic — nanosecond-precision time with ergonomic integer extensions (5.seconds(), 1.hour()).

  Reference →

More modules

The following modules are available in source but not yet on this page. See GitHub for the full stdlib.

• collections.deque
• collections.set
• collections.lru
• concurrency.retry
• concurrency.timer
• crypto.sha256
• crypto.hmac
• encoding.base64
• encoding.toml
• encoding.csv
• identifiers.uuid
• path.path
• text.regex
• runtime.gc
• runtime.fibers