functions

Documentation

Overview

Package functions provides custom importable functions for Expr runtimes that may be injected into your Expr runtime environments.

Index

• func IsSorted() expr.Option

Functions

func IsSorted

func IsSorted() expr.Option

IsSorted provides the isSorted function as an Expr function. It will verify that the provided type is sorted ascending. It supports the following types: - Injected types that support the sort.Interface - []int - []float64 - []string

Usage:

// Inject into your environment.
_, err := expr.Compile(`foo`, expr.Env(nil), functions.ExprIsSorted())

Expression:

isSorted([1, 2, 3])
isSorted(["a", "b", "c"])
isSorted([1.0, 2.0, 3.0])
isSorted(myCustomType) // myCustomType must implement sort.Interface