misc: Move url.go into the misc package

1 files changed, 21 insertions, 21 deletions

diff --git a/url.go b/misc/url.go
index ad5c8bb..b77d8ce 100644
--- a/url.go
+++ b/misc/url.go
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: AGPL-3.0-only
 // SPDX-FileCopyrightText: Copyright (c) 2025 Runxi Yu <https://runxiyu.org>
 
-package main
+package misc
 
 import (
 	"errors"
@@ -11,13 +11,13 @@ import (
 )
 
 var (
-	errDupRefSpec = errors.New("duplicate ref spec")
-	errNoRefSpec  = errors.New("no ref spec")
+	ErrDupRefSpec = errors.New("duplicate ref spec")
+	ErrNoRefSpec  = errors.New("no ref spec")
 )
 
 // getParamRefTypeName looks at the query parameters in an HTTP request and
 // returns its ref name and type, if any.
-func getParamRefTypeName(request *http.Request) (retRefType, retRefName string, err error) {
+func GetParamRefTypeName(request *http.Request) (retRefType, retRefName string, err error) {
 	rawQuery := request.URL.RawQuery
 	queryValues, err := url.ParseQuery(rawQuery)
 	if err != nil {
@@ -28,12 +28,12 @@ func getParamRefTypeName(request *http.Request) (retRefType, retRefName string,
 		refName, ok := queryValues[refType]
 		if ok {
 			if done {
-				err = errDupRefSpec
+				err = ErrDupRefSpec
 				return
 			}
 			done = true
 			if len(refName) != 1 {
-				err = errDupRefSpec
+				err = ErrDupRefSpec
 				return
 			}
 			retRefName = refName[0]
@@ -41,17 +41,17 @@ func getParamRefTypeName(request *http.Request) (retRefType, retRefName string,
 		}
 	}
 	if !done {
-		err = errNoRefSpec
+		err = ErrNoRefSpec
 	}
 	return
 }
 
-// parseReqURI parses an HTTP request URL, and returns a slice of path segments
+// ParseReqURI parses an HTTP request URL, and returns a slice of path segments
 // and the query parameters. It handles %2F correctly.
-func parseReqURI(requestURI string) (segments []string, params url.Values, err error) {
+func ParseReqURI(requestURI string) (segments []string, params url.Values, err error) {
 	path, paramsStr, _ := strings.Cut(requestURI, "?")
 
-	segments, err = pathToSegments(path)
+	segments, err = PathToSegments(path)
 	if err != nil {
 		return
 	}
@@ -60,7 +60,7 @@ func parseReqURI(requestURI string) (segments []string, params url.Values, err e
 	return
 }
 
-func pathToSegments(path string) (segments []string, err error) {
+func PathToSegments(path string) (segments []string, err error) {
 	segments = strings.Split(strings.TrimPrefix(path, "/"), "/")
 
 	for i, segment := range segments {
@@ -73,10 +73,10 @@ func pathToSegments(path string) (segments []string, err error) {
 	return
 }
 
-// redirectDir returns true and redirects the user to a version of the URL with
+// RedirectDir returns true and redirects the user to a version of the URL with
 // a trailing slash, if and only if the request URL does not already have a
 // trailing slash.
-func redirectDir(writer http.ResponseWriter, request *http.Request) bool {
+func RedirectDir(writer http.ResponseWriter, request *http.Request) bool {
 	requestURI := request.RequestURI
 
 	pathEnd := strings.IndexAny(requestURI, "?#")
@@ -95,10 +95,10 @@ func redirectDir(writer http.ResponseWriter, request *http.Request) bool {
 	return false
 }
 
-// redirectNoDir returns true and redirects the user to a version of the URL
+// RedirectNoDir returns true and redirects the user to a version of the URL
 // without a trailing slash, if and only if the request URL has a trailing
 // slash.
-func redirectNoDir(writer http.ResponseWriter, request *http.Request) bool {
+func RedirectNoDir(writer http.ResponseWriter, request *http.Request) bool {
 	requestURI := request.RequestURI
 
 	pathEnd := strings.IndexAny(requestURI, "?#")
@@ -117,9 +117,9 @@ func redirectNoDir(writer http.ResponseWriter, request *http.Request) bool {
 	return false
 }
 
-// redirectUnconditionally unconditionally redirects the user back to the
+// RedirectUnconditionally unconditionally redirects the user back to the
 // current page while preserving query parameters.
-func redirectUnconditionally(writer http.ResponseWriter, request *http.Request) {
+func RedirectUnconditionally(writer http.ResponseWriter, request *http.Request) {
 	requestURI := request.RequestURI
 
 	pathEnd := strings.IndexAny(requestURI, "?#")
@@ -134,17 +134,17 @@ func redirectUnconditionally(writer http.ResponseWriter, request *http.Request)
 	http.Redirect(writer, request, path+rest, http.StatusSeeOther)
 }
 
-// segmentsToURL joins URL segments to the path component of a URL.
+// SegmentsToURL joins URL segments to the path component of a URL.
 // Each segment is escaped properly first.
-func segmentsToURL(segments []string) string {
+func SegmentsToURL(segments []string) string {
 	for i, segment := range segments {
 		segments[i] = url.PathEscape(segment)
 	}
 	return strings.Join(segments, "/")
 }
 
-// anyContain returns true if and only if ss contains a string that contains c.
-func anyContain(ss []string, c string) bool {
+// AnyContain returns true if and only if ss contains a string that contains c.
+func AnyContain(ss []string, c string) bool {
 	for _, s := range ss {
 		if strings.Contains(s, c) {
 			return true