expr-lang/expr v1.14.0

on GitHub

Expr is a Go-centric expression language designed to deliver dynamic configurations with unparalleled accuracy, safety, and speed.

In this release:

• New builtin functions:

  • abs, int, float, string, max, min
  • trim, trimPrefix, trimSuffix
  • upper, lower
  • split, splitN, splitAfter, splitAfterN
  • replace, repeat, join, indexOf, lastIndexOf
  • hasPrefix, hasSuffix
  • toJSON, fromJSON, toBase64, fromBase64
  • now, duration, date
  • first, last, get

• New pipe | operator.

  1..9 | filter(# < 5) | map(# * 2)
  

  To enable the pipe operator add expr.ExperimentalPipes() option.

  program, err = expr.Compile(code, expr.ExperimentalPipes())

• New repl with interactive debugger.