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angular.js/changelog.js at master · ivanhtp/angular.js · GitHub
ivanhtp
angular.js
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executable file
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208 lines (154 loc) · 5.35 KB
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changelog.js
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208 lines (154 loc) · 5.35 KB
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#!/usr/bin/env node
// TODO(vojta): pre-commit hook for validating messages
// TODO(vojta): report errors, currently Q silence everything which really sucks
'use strict'
;
var
child
=
require
(
'child_process'
)
;
var
fs
=
require
(
'fs'
)
;
var
util
=
require
(
'util'
)
;
var
q
=
require
(
'qq'
)
;
var
GIT_LOG_CMD
=
'git log --grep="%s" -E --format=%s %s..HEAD'
;
var
GIT_TAG_CMD
=
'git describe --tags --abbrev=0'
;
var
HEADER_TPL
=
'<a name="%s"></a>\n# %s (%s)\n\n'
;
var
LINK_ISSUE
=
'[#%s](https://github.com/angular/angular.js/issues/%s)'
;
var
LINK_COMMIT
=
'[%s](https://github.com/angular/angular.js/commit/%s)'
;
var
EMPTY_COMPONENT
=
'$$'
;
var
warn
=
function
(
)
{
console
.
log
(
'WARNING:'
,
util
.
format
.
apply
(
null
,
arguments
)
)
;
}
;
var
parseRawCommit
=
function
(
raw
)
{
if
(
!
raw
)
return
null
;
var
lines
=
raw
.
split
(
'\n'
)
;
var
msg
=
{
}
,
match
;
msg
.
hash
=
lines
.
shift
(
)
;
msg
.
subject
=
lines
.
shift
(
)
;
msg
.
closes
=
[
]
;
msg
.
breaks
=
[
]
;
lines
.
forEach
(
function
(
line
)
{
match
=
line
.
match
(
/
(?:
C
l
o
s
e
s
|
F
i
x
e
s
)
\s
#
(
\d
+
)
/
)
;
if
(
match
)
msg
.
closes
.
push
(
parseInt
(
match
[
1
]
)
)
;
}
)
;
match
=
raw
.
match
(
/
B
R
E
A
K
I
N
G
C
H
A
N
G
E
:
(
[
\s
\S
]
*
)
/
)
;
if
(
match
)
{
msg
.
breaking
=
match
[
1
]
;
}
msg
.
body
=
lines
.
join
(
'\n'
)
;
match
=
msg
.
subject
.
match
(
/
^
(
.
*
)
\(
(
.
*
)
\)
\:
\s
(
.
*
)
$
/
)
;
if
(
!
match
||
!
match
[
1
]
||
!
match
[
3
]
)
{
warn
(
'Incorrect message: %s %s'
,
msg
.
hash
,
msg
.
subject
)
;
return
null
;
}
msg
.
type
=
match
[
1
]
;
msg
.
component
=
match
[
2
]
;
msg
.
subject
=
match
[
3
]
;
return
msg
;
}
;
var
linkToIssue
=
function
(
issue
)
{
return
util
.
format
(
LINK_ISSUE
,
issue
,
issue
)
;
}
;
var
linkToCommit
=
function
(
hash
)
{
return
util
.
format
(
LINK_COMMIT
,
hash
.
substr
(
0
,
8
)
,
hash
)
;
}
;
var
currentDate
=
function
(
)
{
var
now
=
new
Date
(
)
;
var
pad
=
function
(
i
)
{
return
(
'0'
+
i
)
.
substr
(
-
2
)
;
}
;
return
util
.
format
(
'%d-%s-%s'
,
now
.
getFullYear
(
)
,
pad
(
now
.
getMonth
(
)
+
1
)
,
pad
(
now
.
getDate
(
)
)
)
;
}
;
var
printSection
=
function
(
stream
,
title
,
section
,
printCommitLinks
)
{
printCommitLinks
=
printCommitLinks
===
undefined
?
true
:
printCommitLinks
;
var
components
=
Object
.
getOwnPropertyNames
(
section
)
.
sort
(
)
;
if
(
!
components
.
length
)
return
;
stream
.
write
(
util
.
format
(
'\n## %s\n\n'
,
title
)
)
;
components
.
forEach
(
function
(
name
)
{
var
prefix
=
'-'
;
var
nested
=
section
[
name
]
.
length
>
1
;
if
(
name
!==
EMPTY_COMPONENT
)
{
if
(
nested
)
{
stream
.
write
(
util
.
format
(
'- **%s:**\n'
,
name
)
)
;
prefix
=
' -'
;
}
else
{
prefix
=
util
.
format
(
'- **%s:**'
,
name
)
;
}
}
section
[
name
]
.
forEach
(
function
(
commit
)
{
if
(
printCommitLinks
)
{
stream
.
write
(
util
.
format
(
'%s %s\n (%s'
,
prefix
,
commit
.
subject
,
linkToCommit
(
commit
.
hash
)
)
)
;
if
(
commit
.
closes
.
length
)
{
stream
.
write
(
',\n '
+
commit
.
closes
.
map
(
linkToIssue
)
.
join
(
', '
)
)
;
}
stream
.
write
(
')\n'
)
;
}
else
{
stream
.
write
(
util
.
format
(
'%s %s\n'
,
prefix
,
commit
.
subject
)
)
;
}
}
)
;
}
)
;
stream
.
write
(
'\n'
)
;
}
;
var
readGitLog
=
function
(
grep
,
from
)
{
var
deferred
=
q
.
defer
(
)
;
// TODO(vojta): if it's slow, use spawn and stream it instead
child
.
exec
(
util
.
format
(
GIT_LOG_CMD
,
grep
,
'%H%n%s%n%b%n==END=='
,
from
)
,
function
(
code
,
stdout
,
stderr
)
{
var
commits
=
[
]
;
stdout
.
split
(
'\n==END==\n'
)
.
forEach
(
function
(
rawCommit
)
{
var
commit
=
parseRawCommit
(
rawCommit
)
;
if
(
commit
)
commits
.
push
(
commit
)
;
}
)
;
deferred
.
resolve
(
commits
)
;
}
)
;
return
deferred
.
promise
;
}
;
var
writeChangelog
=
function
(
stream
,
commits
,
version
)
{
var
sections
=
{
fix
:
{
}
,
feat
:
{
}
,
perf
:
{
}
,
breaks
:
{
}
}
;
commits
.
forEach
(
function
(
commit
)
{
var
section
=
sections
[
commit
.
type
]
;
var
component
=
commit
.
component
||
EMPTY_COMPONENT
;
if
(
section
)
{
section
[
component
]
=
section
[
component
]
||
[
]
;
section
[
component
]
.
push
(
commit
)
;
}
if
(
commit
.
breaking
)
{
sections
.
breaks
[
component
]
=
sections
.
breaks
[
component
]
||
[
]
;
sections
.
breaks
[
component
]
.
push
(
{
subject
:
util
.
format
(
"due to %s,\n %s"
,
linkToCommit
(
commit
.
hash
)
,
commit
.
breaking
)
,
hash
:
commit
.
hash
,
closes
:
[
]
}
)
;
}
}
)
;
stream
.
write
(
util
.
format
(
HEADER_TPL
,
version
,
version
,
currentDate
(
)
)
)
;
printSection
(
stream
,
'Bug Fixes'
,
sections
.
fix
)
;
printSection
(
stream
,
'Features'
,
sections
.
feat
)
;
printSection
(
stream
,
'Performance Improvements'
,
sections
.
perf
)
;
printSection
(
stream
,
'Breaking Changes'
,
sections
.
breaks
,
false
)
;
}
;
var
getPreviousTag
=
function
(
)
{
var
deferred
=
q
.
defer
(
)
;
child
.
exec
(
GIT_TAG_CMD
,
function
(
code
,
stdout
,
stderr
)
{
if
(
code
)
deferred
.
reject
(
'Cannot get the previous tag.'
)
;
else
deferred
.
resolve
(
stdout
.
replace
(
'\n'
,
''
)
)
;
}
)
;
return
deferred
.
promise
;
}
;
var
generate
=
function
(
version
,
file
)
{
getPreviousTag
(
)
.
then
(
function
(
tag
)
{
console
.
log
(
'Reading git log since'
,
tag
)
;
readGitLog
(
'^fix|^feat|^perf|BREAKING'
,
tag
)
.
then
(
function
(
commits
)
{
console
.
log
(
'Parsed'
,
commits
.
length
,
'commits'
)
;
console
.
log
(
'Generating changelog to'
,
file
||
'stdout'
,
'('
,
version
,
')'
)
;
writeChangelog
(
file
?
fs
.
createWriteStream
(
file
)
:
process
.
stdout
,
commits
,
version
)
;
}
)
;
}
)
;
}
;
// publish for testing
exports
.
parseRawCommit
=
parseRawCommit
;
exports
.
printSection
=
printSection
;
// hacky start if not run by jasmine :-D
if
(
process
.
argv
.
join
(
''
)
.
indexOf
(
'jasmine-node'
)
===
-
1
)
{
generate
(
process
.
argv
[
2
]
,
process
.
argv
[
3
]
)
;
}
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