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102 lines
1.7 KiB
Go
102 lines
1.7 KiB
Go
// Copyright 2015 The Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Package url provides functions for parsing, decoding and encoding URLs.
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package mdurl
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// A URL represents a parsed URL.
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type URL struct {
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Scheme string
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RawScheme string
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Slashes bool
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Auth string
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Host string
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Port string
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Path string
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RawQuery string
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HasQuery bool
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Fragment string
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HasFragment bool
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IPv6 bool
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}
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// String reassembles the URL into a URL string.
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func (u *URL) String() string {
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size := len(u.Path)
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if u.Scheme != "" {
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size += len(u.Scheme) + 1
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}
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if u.Slashes {
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size += 2
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}
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if u.Auth != "" {
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size += len(u.Auth) + 1
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}
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if u.Host != "" {
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size += len(u.Host)
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if u.IPv6 {
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size += 2
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}
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}
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if u.Port != "" {
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size += len(u.Port) + 1
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}
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if u.HasQuery {
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size += len(u.RawQuery) + 1
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}
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if u.HasFragment {
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size += len(u.Fragment) + 1
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}
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if size == 0 {
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return ""
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}
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buf := make([]byte, size)
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i := 0
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if u.Scheme != "" {
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i += copy(buf, u.Scheme)
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buf[i] = ':'
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i++
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}
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if u.Slashes {
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buf[i] = '/'
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i++
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buf[i] = '/'
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i++
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}
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if u.Auth != "" {
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i += copy(buf[i:], u.Auth)
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buf[i] = '@'
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i++
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}
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if u.Host != "" {
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if u.IPv6 {
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buf[i] = '['
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i++
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i += copy(buf[i:], u.Host)
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buf[i] = ']'
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i++
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} else {
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i += copy(buf[i:], u.Host)
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}
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}
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if u.Port != "" {
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buf[i] = ':'
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i++
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i += copy(buf[i:], u.Port)
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}
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i += copy(buf[i:], u.Path)
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if u.HasQuery {
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buf[i] = '?'
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i++
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i += copy(buf[i:], u.RawQuery)
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}
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if u.HasFragment {
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buf[i] = '#'
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i++
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i += copy(buf[i:], u.Fragment)
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}
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return string(buf)
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}
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