Fix handling of extras when building projects

CHANGELOG.md

@@ -19,6 +19,7 @@
 
 - Fixed handling of extras when resolving dependencies.
 - Fixed `self:update` command for some installation.
+- Fixed handling of extras when building projects.
 
 
 ## [0.8.6] - 2018-04-30

poetry/packages/dependency.py

@@ -122,6 +122,9 @@ class Dependency(object):
     def to_pep_508(self, with_extras=True):  # type: (bool) -> str
         requirement = self.pretty_name
 
+        if self.extras:
+            requirement += '[{}]'.format(','.join(self.extras))
+
         if isinstance(self.constraint, MultiConstraint):
             requirement += ' ({})'.format(','.join(
                 [str(c).replace(' ', '') for c in self.constraint.constraints]

tests/masonry/builders/fixtures/complete/pyproject.toml

@@ -24,6 +24,7 @@ classifiers = [
 [tool.poetry.dependencies]
 python = "^3.6"
 cleo = "^0.6"
+cachy = { version = "^0.2.0", extras = ["msgpack"] }
 
 pendulum = { version = "^1.4", optional = true }
 

tests/masonry/builders/test_complete.py

@@ -122,6 +122,7 @@ Classifier: Programming Language :: Python :: 3.7
 Classifier: Topic :: Software Development :: Build Tools
 Classifier: Topic :: Software Development :: Libraries :: Python Modules
 Provides-Extra: time
+Requires-Dist: cachy[msgpack] (>=0.2.0.0,<0.3.0.0)
 Requires-Dist: cleo (>=0.6.0.0,<0.7.0.0)
 Requires-Dist: pendulum (>=1.4.0.0,<2.0.0.0); extra == "time"
 Description-Content-Type: text/x-rst

tests/masonry/builders/test_sdist.py

@@ -131,7 +131,8 @@ def test_make_setup():
         'my_package.sub_pkg2'
     ]
     assert ns['install_requires'] == [
-        'cleo>=0.6.0.0,<0.7.0.0'
+        'cleo>=0.6.0.0,<0.7.0.0',
+        'cachy[msgpack]>=0.2.0.0,<0.3.0.0',
     ]
     assert ns['entry_points'] == {
         'console_scripts': [