Add a scripts command and a test for it.

- pypa#3686

pipenv/cli/command.py

@@ -716,5 +716,25 @@ def clean(ctx, state, dry_run=False, bare=False, user=False):
              system=state.system)
 
 
+@cli.command(
+    short_help="Lists scripts in current environment config.",
+    context_settings=subcommand_context_no_interspersion,
+)
+@common_options
+@argument("args", nargs=-1)
+@pass_state
+def scripts(state, args):
+    """Lists scripts in current environment config."""
+    from ..core import project
+    if not project:
+        print("project not found")
+        exit(1)
+    scripts = project.parsed_pipfile.get('scripts', [])
+    print("command\tscript")
+    for k, v in scripts.items():
+        print(f"{k}\t{v}")
+    return
+
+
 if __name__ == "__main__":
     cli()

tests/integration/test_cli.py

@@ -197,6 +197,19 @@ def test_bare_output(PipenvInstance):
         assert p.pipenv('').out
 
 
+@pytest.mark.cli
+def test_scripts(PipenvInstance):
+    with PipenvInstance() as p:
+        with open(p.pipfile_path, "w") as f:
+            contents = """
+[scripts]
+pyver = "which python"
+            """.strip()
+            f.write(contents)
+        c = p.pipenv('scripts')
+        assert 'pyver' in c.out
+
+
 @pytest.mark.cli
 def test_help(PipenvInstance):
     with PipenvInstance() as p: