script: Retire unused changelog script

script/changelog.go

@@ -1,234 +0,0 @@
-// Copyright (C) 2014 The Syncthing Authors.
-//
-// This Source Code Form is subject to the terms of the Mozilla Public
-// License, v. 2.0. If a copy of the MPL was not distributed with this file,
-// You can obtain one at https://mozilla.org/MPL/2.0/.
-
-// +build ignore
-
-package main
-
-import (
-	"bytes"
-	"encoding/json"
-	"errors"
-	"flag"
-	"fmt"
-	"io/ioutil"
-	"log"
-	"net/http"
-	"os"
-	"os/exec"
-	"regexp"
-	"sort"
-	"strconv"
-	"strings"
-)
-
-var (
-	subjectIssues = regexp.MustCompile(`^([^(]+)\s+\((?:fixes|ref) ([^)]+)\)(?:[^\w])?$`)
-	issueNumbers  = regexp.MustCompile(`(#\d+)`)
-)
-
-type issue struct {
-	number  int
-	subject string
-	labels  []string
-}
-
-func main() {
-	flag.Parse()
-
-	// Display changelog since the version given on the command line, or
-	// figure out the last release if there were no arguments.
-	var prevRel string
-	if flag.NArg() > 0 {
-		prevRel = flag.Arg(0)
-	} else {
-		bs, err := runError("git", "describe", "--abbrev=0", "HEAD^")
-		if err != nil {
-			log.Fatal(err)
-		}
-		prevRel = string(bs)
-	}
-
-	// Get the git log with subject and author nickname
-	bs, err := runError("git", "log", "--reverse", "--pretty=format:%s", prevRel+"..")
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	var resolved []issue
-
-	// Split into lines
-	for _, line := range bytes.Split(bs, []byte{'\n'}) {
-		// Check if subject contains a "(fixes ...)" or "(ref ...)""
-		if m := subjectIssues.FindSubmatch(line); len(m) > 0 {
-			issues := issueNumbers.FindAll(m[2], -1)
-			for _, i := range issues {
-				n, err := strconv.Atoi(string(i[1:]))
-				if err != nil {
-					continue
-				}
-				title, labels, err := githubIssueTitleLabels(n)
-				if err != nil {
-					continue
-				}
-
-				resolved = append(resolved, issue{n, title, labels})
-			}
-		}
-	}
-
-	sort.Slice(resolved, func(a, b int) bool {
-		return resolved[a].number < resolved[b].number
-	})
-
-	var bugs, enhancements, other []issue
-	var prev int
-	for _, i := range resolved {
-		if i.number == prev {
-			continue
-		}
-		prev = i.number
-		switch {
-		case contains("unreleased", i.labels):
-			continue
-		case contains("bug", i.labels):
-			bugs = append(bugs, i)
-		case contains("enhancement", i.labels):
-			enhancements = append(enhancements, i)
-		default:
-			other = append(other, i)
-		}
-	}
-
-	fmt.Printf("--- markdown ---\n\n")
-	markdown(prevRel, bugs, enhancements, other)
-	fmt.Printf("\n--- text ---\n\n")
-	text(prevRel, bugs, enhancements, other)
-}
-
-func markdown(version string, bugs, enhancements, other []issue) {
-	fmt.Printf("## Resolved issues since %s\n\n", version)
-	if len(bugs) > 0 {
-		fmt.Printf("### Bugs\n\n")
-		for _, issue := range bugs {
-			fmt.Printf("* [#%d](https://github.com/syncthing/syncthing/issues/%d): %s\n", issue.number, issue.number, issue.subject)
-		}
-		fmt.Println()
-	}
-	if len(enhancements) > 0 {
-		fmt.Printf("### Enhancements\n\n")
-		for _, issue := range enhancements {
-			fmt.Printf("* [#%d](https://github.com/syncthing/syncthing/issues/%d): %s\n", issue.number, issue.number, issue.subject)
-		}
-		fmt.Println()
-	}
-	if len(other) > 0 {
-		fmt.Printf("### Unclassified\n\n")
-		for _, issue := range other {
-			fmt.Printf("* [#%d](https://github.com/syncthing/syncthing/issues/%d): %s\n", issue.number, issue.number, issue.subject)
-		}
-		fmt.Println()
-	}
-}
-
-func text(version string, bugs, enhancements, other []issue) {
-	fmt.Println(underline(fmt.Sprintf("Resolved issues since %s", version), "="))
-	fmt.Println()
-	if len(bugs) > 0 {
-		fmt.Println(underline("Bugs", "-"))
-		fmt.Println()
-		for _, issue := range bugs {
-			fmt.Printf("* #%d: %s\n", issue.number, issue.subject)
-		}
-		fmt.Println()
-	}
-	if len(enhancements) > 0 {
-		fmt.Println(underline("Enhancements", "-"))
-		fmt.Println()
-		for _, issue := range enhancements {
-			fmt.Printf("* #%d: %s\n", issue.number, issue.subject)
-		}
-		fmt.Println()
-	}
-	if len(other) > 0 {
-		fmt.Println(underline("Unclassified", "-"))
-		fmt.Println()
-		for _, issue := range other {
-			fmt.Printf("* #%d: %s\n", issue.number, issue.subject)
-		}
-		fmt.Println()
-	}
-}
-
-func underline(s, c string) string {
-	return fmt.Sprintf("%s\n%s", s, strings.Repeat(c, len(s)))
-}
-
-func runError(cmd string, args ...string) ([]byte, error) {
-	ecmd := exec.Command(cmd, args...)
-	bs, err := ecmd.CombinedOutput()
-	if err != nil {
-		return nil, err
-	}
-	return bytes.TrimSpace(bs), nil
-}
-
-func githubIssueTitleLabels(n int) (string, []string, error) {
-	req, err := http.NewRequest("GET", fmt.Sprintf("https://api.github.com/repos/syncthing/syncthing/issues/%d", n), nil)
-	if err != nil {
-		return "", nil, err
-	}
-
-	user, token := os.Getenv("GITHUB_USERNAME"), os.Getenv("GITHUB_TOKEN")
-	if user != "" && token != "" {
-		req.SetBasicAuth(user, token)
-	}
-
-	resp, err := http.DefaultClient.Do(req)
-	if err != nil {
-		return "", nil, err
-	}
-	defer resp.Body.Close()
-
-	bs, err := ioutil.ReadAll(resp.Body)
-	if err != nil {
-		return "", nil, err
-	}
-
-	var res struct {
-		Title  string
-		Labels []struct {
-			Name string
-		}
-		PR struct {
-			URL string
-		} `json:"pull_request"`
-	}
-	err = json.Unmarshal(bs, &res)
-	if err != nil {
-		return "", nil, err
-	}
-
-	if res.PR.URL != "" {
-		return "", nil, errors.New("pull request")
-	}
-
-	var labels []string
-	for _, l := range res.Labels {
-		labels = append(labels, l.Name)
-	}
-
-	return res.Title, labels, nil
-}
-
-func contains(s string, ss []string) bool {
-	for _, x := range ss {
-		if s == x {
-			return true
-		}
-	}
-	return false
-}