feat: Add $spawnOptions

README.md

@@ -288,6 +288,7 @@ Those options are not provided by 7-Zip but are features of this module.
 | `$bin`          | `string`                                                                                     | Path to an other 7-Zip binary. Default: `7z`                             |
 | `$cherryPick`   | `string[]`                                                                                   | Some commands accepts more specific targets, see example above           |
 | `$raw`          | `string[]`                                                                                   | Pass raw arguments to the `child_process.spawn()`command                 |
+| `$spawnOptions` | [`Object`](https://nodejs.org/api/child_process.html#child_process_child_process_spawn_command_args_options) | Pass `options` to the `child_process.spawn()`command     |
 
 ### Events
 

src/lifecycle.js

@@ -42,6 +42,7 @@ const createFactory = ({
     .concat(Flags.fromOptions(options))
   seven._isProgressFlag = seven._args.includes('-bsp1')
   seven._stage = STAGE_HEADERS
+  seven._spawnOptions = options.$spawnOptions
   seven._matchBodyData = Parser.fetch(options._command, 'bodyData')
   seven._matchEndOfHeaders = Parser.fetch(options._command, 'endOfHeaders')
   seven._matchEndOfBody = Parser.fetch(options._command, 'endOfBody')
@@ -67,7 +68,8 @@ const listenFactory = ({
 }
 
 const run = stream => {
-  stream._childProcess = spawn(stream._bin, stream._args, { detached: true })
+  let spawnOptions = Object.assign({ detached: true }, stream._spawnOptions)
+  stream._childProcess = spawn(stream._bin, stream._args, spawnOptions)
   return stream
 }
 

test/func/add.spec.js

@@ -160,4 +160,18 @@ describe('Functional: add()', function () {
       done()
     })
   })
+
+  it('should accept $spawnOptions', function (done) {
+    const archive = `${tmpDir}/size.7z`
+    const source = `${mockDir}/DirHex/`
+    const seven = add(archive, source, {
+      $spawnOptions: { cwd: '.' }
+    })
+    seven.on('end', function () {
+      const size = statSync(archive).size
+      expect(size).to.greaterThan(350)
+      expect(existsSync(archive)).to.equal(true)
+      done()
+    })
+  })
 })

test/unit/lifecycle.spec.js

@@ -138,7 +138,7 @@ describe('Unit: lifecycle.js', function () {
   })
 
   describe('run()', function () {
-    it('should should emit an child process error', function (done) {
+    it('should emit an child process error', function (done) {
       const sevenFake = sevenFakeFactory()
       sevenFake._bin = 'not_a_program'
       sevenFake._args = []
@@ -149,14 +149,23 @@ describe('Unit: lifecycle.js', function () {
       })
     })
 
-    it('should should populate child process', function () {
+    it('should populate child process', function () {
       const sevenFake = new Readable({ read () {} })
       sevenFake._bin = 'npm'
       sevenFake._args = []
       const r = Seven.run(sevenFake)
       expect(isChildProcess(r._childProcess)).to.eql(true)
     })
 
+    it('should accept child process options', function () {
+      const sevenFake = new Readable({ read () {} })
+      sevenFake._bin = 'npm'
+      sevenFake._args = []
+      sevenFake._spawnOptions = { cmd: '.' }
+      const r = Seven.run(sevenFake)
+      expect(isChildProcess(r._childProcess)).to.eql(true)
+    })
+
     it('should be chainable', function () {
       const sevenFake = sevenFakeFactory()
       sevenFake._bin = 'not_a_program'