strings.go

// Copyright 2016 The OPA Authors.  All rights reserved.
// Use of this source code is governed by an Apache2
// license that can be found in the LICENSE file.

package ast

import (
	"reflect"
	"strings"
)

// TypeName returns a human readable name for the AST element type.
func TypeName(x interface{}) string {
	return strings.ToLower(reflect.TypeOf(x).Name())
}

// The type names provide consistent strings for types in error messages.
const (
	NullTypeName               = "null"
	BooleanTypeName            = "boolean"
	StringTypeName             = "string"
	NumberTypeName             = "number"
	VarTypeName                = "var"
	RefTypeName                = "ref"
	ArrayTypeName              = "array"
	ObjectTypeName             = "object"
	SetTypeName                = "set"
	ArrayComprehensionTypeName = "arraycomprehension"
)