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Lib/site-packages/pipenv/vendor/passa/cli/options.py

@@ -0,0 +1,156 @@
+# -*- coding=utf-8 -*-
+from __future__ import absolute_import
+
+import argparse
+import os
+import sys
+
+import tomlkit.exceptions
+
+import passa.models.projects
+import vistir
+
+
+PYTHON_VERSION = ".".join(str(v) for v in sys.version_info[:2])
+
+
+class Project(passa.models.projects.Project):
+    def __init__(self, root, *args, **kwargs):
+        root = vistir.compat.Path(root).absolute()
+        pipfile = root.joinpath("Pipfile")
+        if not pipfile.is_file():
+            raise argparse.ArgumentError(
+                "project", "{0!r} is not a Pipfile project".format(root),
+            )
+        try:
+            super(Project, self).__init__(root.as_posix(), *args, **kwargs)
+        except tomlkit.exceptions.ParseError as e:
+            raise argparse.ArgumentError(
+                "project", "failed to parse Pipfile: {0!r}".format(str(e)),
+            )
+
+    def __name__(self):
+        return "Project Root"
+
+
+class Option(object):
+    def __init__(self, *args, **kwargs):
+        self.args = args
+        self.kwargs = kwargs
+
+    def add_to_parser(self, parser):
+        parser.add_argument(*self.args, **self.kwargs)
+
+    def add_to_group(self, group):
+        group.add_argument(*self.args, **self.kwargs)
+
+
+class ArgumentGroup(object):
+    def __init__(
+            self, name, parser=None,
+            is_mutually_exclusive=False,
+            required=None, options=None):
+        self.name = name
+        self.options = options or []
+        self.parser = parser
+        self.required = required
+        self.is_mutually_exclusive = is_mutually_exclusive
+        self.argument_group = None
+
+    def add_to_parser(self, parser):
+        group = None
+        if self.is_mutually_exclusive:
+            group = parser.add_mutually_exclusive_group(required=self.required)
+        else:
+            group = parser.add_argument_group()
+        for option in self.options:
+            option.add_to_group(group)
+        self.argument_group = group
+        self.parser = parser
+
+
+project = Option(
+    "--project", metavar="project", default=os.getcwd(), type=Project,
+    help="path to project root (directory containing Pipfile)",
+)
+
+new_project = Option(
+    "--project", metavar="project", default=os.getcwd(), type=str,
+    help="path to project root (directory containing Pipfile)",
+)
+
+python_version = Option(
+    "--py-version", "--python-version", "--requires-python", metavar="python-version",
+    dest="python_version", default=PYTHON_VERSION, type=str,
+    help="required minor python version for the project"
+)
+
+packages = Option(
+    "packages", metavar="package", nargs="*",
+    help="requirement to add (can be used multiple times)",
+)
+
+editable = Option(
+    '-e', '--editable', dest='editables', nargs="*", default=[], metavar='path/vcs',
+    help="editable requirement to add (can be used multiple times)",
+)
+
+dev = Option(
+    "--dev", action="store_true", default=False,
+    help="Use [dev-packages] for install/freeze/uninstall operations",
+)
+
+no_sync = Option(
+    "--no-sync", dest="sync", action="store_false", default=True,
+    help="do not synchronize the environment",
+)
+
+target = Option(
+    "-t", "--target", default=None,
+    help="file to export into (default is to print to stdout)"
+)
+
+no_default = Option(
+    "--no-default", dest="default", action="store_false", default=True,
+    help="do not include default packages when exporting, importing, or cleaning"
+)
+
+include_hashes = Option(
+    "--include-hashes", dest="include_hashes", action="store_true",
+    help="output hashes in requirements.txt (default is to guess)",
+)
+
+no_include_hashes = Option(
+    "--no-include-hashes", dest="include_hashes", action="store_false",
+    help="do not output hashes in requirements.txt (default is to guess)",
+)
+
+no_check = Option(
+    "--no-check", dest="check", action="store_false", default=True,
+    help="do not check if Pipfile.lock is up to date, always resolve",
+)
+
+no_clean = Option(
+    "--no-clean", dest="clean", action="store_false", default=True,
+    help="do not remove packages not specified in Pipfile.lock",
+)
+
+dev_only = Option(
+    "--dev", dest="only", action="store_const", const="dev",
+    help="only try to modify [dev-packages]",
+)
+
+default_only = Option(
+    "--default", dest="only", action="store_const", const="default",
+    help="only try to modify [default]",
+)
+
+strategy = Option(
+    "--strategy", choices=["eager", "only-if-needed"], default="only-if-needed",
+    help="how dependency upgrading is handled",
+)
+
+include_hashes_group = ArgumentGroup("include_hashes", is_mutually_exclusive=True, options=[include_hashes, no_include_hashes])
+dev_group = ArgumentGroup("dev", is_mutually_exclusive="True", options=[dev_only, default_only])
+package_group = ArgumentGroup("packages", options=[packages, editable, dev, no_sync])
+new_project_group = ArgumentGroup("new-project", options=[new_project, python_version])