1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
#!/usr/bin/env ruby
#
# Generate a changelog entry file in the correct location.
#
# Automatically stages the file and amends the previous commit if the `--amend`
# argument is used.
require 'optparse'
require 'yaml'
Options = Struct.new(
:amend,
:author,
:dry_run,
:force,
:merge_request,
:title
)
class ChangelogOptionParser
def self.parse(argv)
options = Options.new
parser = OptionParser.new do |opts|
opts.banner = "Usage: #{__FILE__} [options] [title]\n\n"
# Note: We do not provide a shorthand for this in order to match the `git
# commit` interface
opts.on('--amend', 'Amend the previous commit') do |value|
options.amend = value
end
opts.on('-f', '--force', 'Overwrite an existing entry') do |value|
options.force = value
end
opts.on('-m', '--merge-request [integer]', Integer, 'Merge Request ID') do |value|
options.merge_request = value
end
opts.on('-n', '--dry-run', "Don't actually write anything, just print") do |value|
options.dry_run = value
end
opts.on('-u', '--git-username', 'Use Git user.name configuration as the author') do |value|
options.author = git_user_name if value
end
opts.on('-h', '--help', 'Print help message') do
$stdout.puts opts
exit
end
end
parser.parse!(argv)
# Title is everything that remains, but let's clean it up a bit
options.title = argv.join(' ').strip.squeeze(' ').tr("\r\n", '')
options
end
def self.git_user_name
%x{git config user.name}.strip
end
end
class ChangelogEntry
attr_reader :options
def initialize(options)
@options = options
assert_feature_branch!
assert_new_file!
assert_title!
$stdout.puts "\e[32mcreate\e[0m #{file_path}"
$stdout.puts contents
unless options.dry_run
write
amend_commit if options.amend
end
end
def contents
YAML.dump(
'title' => title,
'merge_request' => options.merge_request,
'author' => options.author
)
end
def write
File.write(file_path, contents)
end
def amend_commit
%x{git add #{file_path}}
exec("git commit --amend")
end
private
def fail_with(message)
$stderr.puts "\e[31merror\e[0m #{message}"
exit 1
end
def assert_feature_branch!
return unless branch_name == 'master'
fail_with "Create a branch first!"
end
def assert_new_file!
return unless File.exist?(file_path)
return if options.force
fail_with "#{file_path} already exists! Use `--force` to overwrite."
end
def assert_title!
return if options.title.length > 0 || options.amend
fail_with "Provide a title for the changelog entry or use `--amend`" \
" to use the title from the previous commit."
end
def title
if options.title.empty?
last_commit_subject
else
options.title
end
end
def last_commit_subject
%x{git log --format="%s" -1}.strip
end
def file_path
File.join(
unreleased_path,
branch_name.gsub(/[^\w-]/, '-') << '.yml'
)
end
def unreleased_path
File.join('changelogs', 'unreleased').tap do |path|
path << '-ee' if ee?
end
end
def ee?
@ee ||= File.exist?(File.expand_path('../CHANGELOG-EE.md', __dir__))
end
def branch_name
@branch_name ||= %x{git symbolic-ref --short HEAD}.strip
end
end
if $0 == __FILE__
options = ChangelogOptionParser.parse(ARGV)
ChangelogEntry.new(options)
end
# vim: ft=ruby
|
