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Make the release script work with the new changelog structure #739

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merged 1 commit into from
May 31, 2016
Merged

Make the release script work with the new changelog structure #739

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1 change: 0 additions & 1 deletion package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,6 @@
},
"dependencies": {
"autoprefixer-stylus": "0.9.3",
"changelog-url": "1.0.2",
"cheerio": "0.20.0",
"chokidar": "1.5.0",
"handlebars": "4.0.5",
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126 changes: 56 additions & 70 deletions scripts/release-post.js
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Original file line number Diff line number Diff line change
Expand Up @@ -24,48 +24,35 @@ const fs = require('fs')
const path = require('path')
const Handlebars = require('handlebars')
const request = require('request')
const changelogUrl = require('changelog-url')
const semver = require('semver')

const downloads = require('./helpers/downloads')

function sendRequest (uri, method) {
function sendRequest (opts) {
return new Promise((resolve, reject) => {
request({
headers: { 'User-Agent': 'nodejs.org release blog post script' },
method: method,
uri: uri
}, (err, res, body) => {
const options = Object.assign({
headers: { 'User-Agent': 'nodejs.org release blog post script' }
}, opts)

request(options, (err, res, body) => {
if (err) {
return reject(new Error(`Error requesting URL ${uri}: ${err.message}`))
return reject(new Error(`Error requesting URL ${options.url}: ${err.message}`))
}
if (res.statusCode !== 200) {
return reject(new Error(`Invalid status code (!= 200) while retrieving ${uri}: ${res.statusCode}`))
return reject(new Error(`Invalid status code (!= 200) while retrieving ${options.url}: ${res.statusCode}`))
}

resolve(body)
})
})
}

function download (url) {
return sendRequest(url, 'GET')
}

function explicitVersion (version) {
return version ? Promise.resolve(version) : Promise.reject()
}

function isLegacyVersion (version) {
return semver.satisfies(version, '< 1.0.0')
}

function findLatestVersion () {
return download('https://nodejs.org/dist/index.json')
.then(JSON.parse)
.then((versions) => {
return versions[0].version.substr(1)
})
return sendRequest({ url: 'https://nodejs.org/dist/index.json', json: true })
.then((versions) => versions[0].version.substr(1))
}

function fetchDocs (version) {
Expand All @@ -88,68 +75,64 @@ function fetchDocs (version) {
author,
versionPolicy,
shasums,
files}
files
}
})
}

function fetchAuthor (version) {
return fetchChangelog(version)
.then((section) => findAuthorLogin(version, section))
.then((author) => download(`https://api.github.com/users/${author}`))
.then(JSON.parse)
.then((author) => sendRequest({
url: `https://api.github.com/users/${author}`,
json: true
}))
.then((githubRes) => githubRes.name)
}

function fetchChangelog (version) {
// matches a complete release section,
// support release sections with headers like:
// ## 2015-09-22, Version 4.1.1 (Stable), @rvagg
// ## 2015-10-07, Version 4.2.0 'Argon' (LTS), @jasnell
// 2015-12-04, Version 0.12.9 (LTS), @rvagg
const rxSection = isLegacyVersion(version)
? new RegExp(`\\d{4}-\\d{2}-\\d{2}, Version ${version} \\([^\\)]+\\)[\\s\\S]*?(?=\\d{4}.\\d{2}.\\d{2})`)
: new RegExp(`## \\d{4}-\\d{2}-\\d{2}, Version ${version} ('\\w+' )?\\([^\\)]+\\)[\\s\\S]*?(?=## \\d{4})`)

return download(changelogUrl.rawUrl(version))
.then((data) => {
const matches = rxSection.exec(data)
return matches ? matches[0] : Promise.reject(new Error(`Couldn't find matching changelog for ${version}`))
})
const parts = version.split('.')
const releaseLine = parts[0] === '0'
? parts.slice(0, 2).join('')
: parts[0]

return sendRequest({
url: `https://raw.githubusercontent.com/nodejs/node/master/doc/changelogs/CHANGELOG_V${releaseLine}.md`
}).then((data) => {
// matches a complete release section
const rxSection = new RegExp(`<a id="${version}"></a>\\n([\\s\\S]+?)(?:\\n<a id="|$)`)
const matches = rxSection.exec(data)
return matches
? matches[1]
: Promise.reject(new Error(`Couldn't find matching changelog for ${version}`))
})
}

function fetchChangelogBody (version) {
const rxSectionBody = /(### )?(Notable [\s\S]*)/g

return fetchChangelog(version)
.then((section) => {
const bodyMatch = rxSectionBody.exec(section)
// ensure ### prefixed "Notable changes" header
// https://github.com/nodejs/nodejs.org/pull/551#issue-138257829
const body = bodyMatch ? `### ${bodyMatch[2]}` : ''

return bodyMatch
? body
: Promise.reject(new Error(`Could not find changelog body of ${version} release`))
})
return fetchChangelog(version).then((section) => {
const rxSectionBody = /(### Notable [\s\S]*)/
const matches = rxSectionBody.exec(section)
return matches
? matches[1]
: Promise.reject(new Error(`Could not find changelog body of ${version} release`))
})
}

function fetchVersionPolicy (version) {
// matches the policy for a given version (Stable, LTS etc) in the changelog
// ## 2015-10-07, Version 4.2.0 'Argon' (LTS), @jasnell
// 2015-12-04, Version 0.12.9 (LTS), @rvagg
const rxPolicy = new RegExp('^(## )?\\d{4}-\\d{2}-\\d{2}, Version [^(].*\\(([^\\)]+)\\)')

return fetchChangelog(version)
.then((section) => {
const matches = rxPolicy.exec(section)
return matches
? matches[2]
: Promise.reject(new Error(`Could not find version policy of ${version} in its changelog`))
})
return fetchChangelog(version).then((section) => {
// matches the policy for a given version (Stable, LTS etc) in the changelog
// ## 2015-10-07, Version 4.2.0 'Argon' (LTS), @jasnell
// ## 2015-12-04, Version 0.12.9 (LTS), @rvagg
const rxPolicy = /^## ?\d{4}-\d{2}-\d{2}, Version [^(].*\(([^\)]+)\)/
const matches = rxPolicy.exec(section)
return matches
? matches[1]
: Promise.reject(new Error(`Could not find version policy of ${version} in its changelog`))
})
}

function fetchShasums (version) {
return download(`https://nodejs.org/dist/v${version}/SHASUMS256.txt.asc`)
return sendRequest({ url: `https://nodejs.org/dist/v${version}/SHASUMS256.txt.asc` })
.then(null, () => '[INSERT SHASUMS HERE]')
}

Expand All @@ -164,15 +147,18 @@ function findAuthorLogin (version, section) {
// ## 2016-03-08, Version 5.8.0 (Stable). @Fishrock123
// ## 2015-10-13, Version 4.2.1 'Argon' (LTS), @jasnell
// ## 2015-09-08, Version 4.0.0 (Stable), @rvagg
const rxReleaseAuthor = /^(## )?.*? \([^\)]+\)[,.] @(\S+)/g
const rxReleaseAuthor = /^## .*? \([^)]+\)[,.] @(\S+)/
const matches = rxReleaseAuthor.exec(section)
return matches ? matches[2] : Promise.reject(new Error(`Couldn't find @author of ${version} release :(`))
return matches
? matches[1]
: Promise.reject(new Error(`Couldn't find @author of ${version} release :(`))
}

function urlOrComingSoon (binary) {
return sendRequest(binary.url, 'HEAD').then(
return sendRequest({ url: binary.url, method: 'HEAD' }).then(
() => `${binary.title}: ${binary.url}`,
() => `${binary.title}: *Coming soon*`)
() => `${binary.title}: *Coming soon*`
)
}

function renderPost (results) {
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