Add gulp pack

Author: ehmicky

.gitignore

@@ -10,3 +10,4 @@ core
 .nyc_output
 coverage
 dist
+build

.nycrc.json

@@ -1,5 +1,5 @@
 {
-  "include": ["dist", "{index,register}.js"],
+  "include": ["build"],
   "all": true,
   "reporter": ["lcov", "text"]
 }

gulp/tasks/build.js

@@ -6,12 +6,14 @@ const { getWatchTask } = require('../utils')
 const { BUILD_SRC, BUILD_DIST } = require('../files')
 const gulpExeca = require('../exec')
 
+const { pack } = require('./pack')
+
 const babel = () =>
   gulpExeca(
     `babel ${BUILD_SRC} --out-dir ${BUILD_DIST} --copy-files --delete-dir-on-start --source-maps --no-comments --minified --retain-lines`,
   )
 
-const build = series(babel)
+const build = series(babel, pack)
 
 // eslint-disable-next-line fp/no-mutation
 build.description = 'Build source files'

gulp/tasks/index.js

@@ -6,5 +6,6 @@ module.exports = {
   ...require('./check'),
   ...require('./unit'),
   ...require('./build'),
+  ...require('./pack'),
   ...require('./emit'),
 }

gulp/tasks/pack.js

@@ -0,0 +1,32 @@
+'use strict'
+
+const { rename, unlink } = require('fs')
+const { promisify } = require('util')
+
+const { extract } = require('tar')
+const rimraf = require('rimraf')
+
+const { name, version } = require('../../package')
+const gulpExeca = require('../exec')
+
+const pack = async function() {
+  // Create tarball
+  await gulpExeca('npm pack', { stdout: 'ignore' })
+
+  // Unzip tarball
+  const file = `${name}-${version}.tgz`
+  await extract({ file })
+
+  // Remove previous directory and temporary files
+  await Promise.all([promisify(unlink)(file), promisify(rimraf)('build')])
+
+  // Rename directory
+  await promisify(rename)('package', 'build')
+}
+
+// eslint-disable-next-line fp/no-mutation
+pack.description = 'Run npm pack to create a build directory'
+
+module.exports = {
+  pack,
+}

package-lock.json

@@ -91,9 +91,11 @@
     "plugin-error": "^1.0.1",
     "prettier": "^1.15.2",
     "release-it": "^8.0.1",
+    "rimraf": "^2.6.2",
     "sinon": "^7.1.1",
     "source-map-support": "^0.5.9",
-    "strip-ansi": "^5.0.0"
+    "strip-ansi": "^5.0.0",
+    "tar": "^4.4.8"
   },
   "engines": {
     "node": ">=11.2.0"

package.json

@@ -8,7 +8,7 @@ const lolex = require('lolex')
 
 const {
   constants: { EXIT_TIMEOUT, EXIT_STATUS },
-} = require('../dist')
+} = require('../build')
 
 const { repeatEvents, startLogging } = require('./helpers')
 

test/exit.js

@@ -2,7 +2,7 @@
 
 const { argv } = require('process')
 
-const { init } = require('../../..')
+const { init } = require('../../../build')
 
 const { ALL_EVENTS } = require('./main')
 

test/helpers/emit/fire.js

@@ -2,7 +2,7 @@
 
 const sinon = require('sinon')
 
-const { init } = require('../..')
+const { init } = require('../../build')
 
 // Call `logProcessErrors()` then return spied objects and `stopLogging()`
 const startLoggingNoOpts = function() {