<?php
# Generated by the protocol buffer compiler.  DO NOT EDIT!
# source: google/devtools/cloudtrace/v2/trace.proto

namespace Google\Cloud\Trace\V2;

/**
 * The relationship of the current span relative to the linked span: child,
 * parent, or unspecified.
 *
 * Protobuf enum <code>Google\Devtools\Cloudtrace\V2\Span\Link\Type</code>
 */
class Span_Link_Type
{
    /**
     * The relationship of the two spans is unknown.
     *
     * Generated from protobuf enum <code>TYPE_UNSPECIFIED = 0;</code>
     */
    const TYPE_UNSPECIFIED = 0;
    /**
     * The linked span is a child of the current span.
     *
     * Generated from protobuf enum <code>CHILD_LINKED_SPAN = 1;</code>
     */
    const CHILD_LINKED_SPAN = 1;
    /**
     * The linked span is a parent of the current span.
     *
     * Generated from protobuf enum <code>PARENT_LINKED_SPAN = 2;</code>
     */
    const PARENT_LINKED_SPAN = 2;
}

