From 2b9473f5e8816eeea76b2fdada184532be00d3a2 Mon Sep 17 00:00:00 2001 From: Luke Shumaker Date: Tue, 7 Feb 2023 12:18:29 -0700 Subject: internal: Split in to sub-packages --- internal/jsontags/borrowed_tags.go | 40 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 internal/jsontags/borrowed_tags.go (limited to 'internal/jsontags/borrowed_tags.go') diff --git a/internal/jsontags/borrowed_tags.go b/internal/jsontags/borrowed_tags.go new file mode 100644 index 0000000..aa94b9b --- /dev/null +++ b/internal/jsontags/borrowed_tags.go @@ -0,0 +1,40 @@ +// Copyright 2011 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. +// +// SPDX-License-Identifier: BSD-3-Clause + +package jsontags // MODIFIED: changed package name + +import ( + "strings" +) + +// tagOptions is the string following a comma in a struct field's "json" +// tag, or the empty string. It does not include the leading comma. +type tagOptions string + +// parseTag splits a struct field's json tag into its name and +// comma-separated options. +func parseTag(tag string) (string, tagOptions) { + tag, opt, _ := strings.Cut(tag, ",") + return tag, tagOptions(opt) +} + +// Contains reports whether a comma-separated list of options +// contains a particular substr flag. substr must be surrounded by a +// string boundary or commas. +func (o tagOptions) Contains(optionName string) bool { + if len(o) == 0 { + return false + } + s := string(o) + for s != "" { + var name string + name, s, _ = strings.Cut(s, ",") + if name == optionName { + return true + } + } + return false +} -- cgit v1.2.3-2-g168b