Add cli

Author: timkpaine

hatch_build/cli.py

@@ -0,0 +1,56 @@
+import argparse
+
+from hatchling.cli.build import build_command
+
+
+def hatchling() -> int:
+    parser = argparse.ArgumentParser(prog="hatch-build", allow_abbrev=False)
+    subparsers = parser.add_subparsers()
+
+    defaults = {"metavar": ""}
+    build_command(subparsers, defaults)
+
+    # Replace parser with just the build one
+    parser = subparsers.choices["build"]
+    parser.prog = "hatch-build"
+
+    # Parse known arguments
+    kwargs, extras = parser.parse_known_args()
+
+    # Extras can exist to be detected in custom hooks and plugins,
+    # but they must be after a '--' separator
+    if extras and extras[0] != "--":
+        parser.print_help()
+        return 1
+
+    # Wrap the parsed arguments in a dictionary
+    kwargs = vars(kwargs)
+
+    try:
+        command = kwargs.pop("func")
+    except KeyError:
+        parser.print_help()
+    else:
+        command(**kwargs)
+
+    return 0
+
+    # parser = subparsers.add_parser('build')
+    # parser.add_argument(
+    #     '-d', '--directory', dest='directory', help='The directory in which to build artifacts', **defaults
+    # )
+    # parser.add_argument(
+    #     '-t',
+    #     '--target',
+    #     dest='targets',
+    #     action='append',
+    #     help='Comma-separated list of targets to build, overriding project defaults',
+    #     **defaults,
+    # )
+    # parser.add_argument('--hooks-only', dest='hooks_only', action='store_true', default=None)
+    # parser.add_argument('--no-hooks', dest='no_hooks', action='store_true', default=None)
+    # parser.add_argument('-c', '--clean', dest='clean', action='store_true', default=None)
+    # parser.add_argument('--clean-hooks-after', dest='clean_hooks_after', action='store_true', default=None)
+    # parser.add_argument('--clean-only', dest='clean_only', action='store_true')
+    # parser.add_argument('--app', dest='called_by_app', action='store_true', help=argparse.SUPPRESS)
+    # parser.set_defaults(func=build_impl)

hatch_build/tests/test_cli.py

@@ -0,0 +1,88 @@
+import sys
+from unittest.mock import patch
+
+import pytest
+
+from hatch_build.cli import hatchling
+
+
+@pytest.fixture
+def ok_argv():
+    tmp_argv = sys.argv
+    sys.argv = ["hatch-build"]
+    yield
+    sys.argv = tmp_argv
+
+
+@pytest.fixture
+def help_argv():
+    tmp_argv = sys.argv
+    sys.argv = ["hatch-build", "--help"]
+    yield
+    sys.argv = tmp_argv
+
+
+@pytest.fixture
+def bad_argv():
+    tmp_argv = sys.argv
+    sys.argv = ["hatch-build", "unexpected_arg"]
+    yield
+    sys.argv = tmp_argv
+
+
+@pytest.fixture
+def bad_extra_argv():
+    tmp_argv = sys.argv
+    sys.argv = ["hatch-build", "--unexpected_arg"]
+    yield
+    sys.argv = tmp_argv
+
+
+@pytest.fixture
+def ok_extra_argv():
+    tmp_argv = sys.argv
+    sys.argv = ["hatch-build", "--", "--extra-arg"]
+    yield
+    sys.argv = tmp_argv
+
+
+class TestHatchBuild:
+    def test_hatchling(self, ok_argv):
+        assert hatchling() == 0
+
+    def test_help(self, help_argv):
+        from contextlib import redirect_stderr, redirect_stdout
+        from io import StringIO
+
+        f = StringIO()
+        with patch("sys.exit"):
+            with redirect_stdout(f), redirect_stderr(f):
+                result = hatchling()
+        output = f.getvalue()
+        assert result == 0
+        assert "usage: hatch-build [-h] [-d] [-t] [--hooks-only]" in output
+
+    def test_bad(self, bad_argv):
+        from contextlib import redirect_stderr, redirect_stdout
+        from io import StringIO
+
+        f = StringIO()
+        with redirect_stdout(f), redirect_stderr(f):
+            result = hatchling()
+        output = f.getvalue()
+        assert result == 1
+        assert "usage: hatch-build [-h] [-d] [-t]" in output
+
+    def test_bad_extras(self, bad_extra_argv):
+        from contextlib import redirect_stderr, redirect_stdout
+        from io import StringIO
+
+        f = StringIO()
+        with redirect_stdout(f), redirect_stderr(f):
+            result = hatchling()
+        output = f.getvalue()
+        assert result == 1
+        assert "usage: hatch-build [-h] [-d] [-t]" in output
+
+    def test_ok_extras(self, ok_extra_argv):
+        assert hatchling() == 0

pyproject.toml

@@ -10,7 +10,11 @@ readme = "README.md"
 license = { text = "Apache-2.0" }
 version = "0.1.0"
 requires-python = ">=3.9"
-keywords = []
+keywords = [
+    "build",
+    "hatch",
+    "packaging",
+]
 
 classifiers = [
     "Development Status :: 3 - Alpha",
@@ -26,7 +30,9 @@ classifiers = [
     "Programming Language :: Python :: 3.14",
 ]
 
-dependencies = []
+dependencies = [
+    "hatchling>=1.14.1,<1.15",
+]
 
 [project.optional-dependencies]
 develop = [
@@ -46,6 +52,7 @@ develop = [
 ]
 
 [project.scripts]
+hatch-build = "hatch_build.cli:hatchling"
 
 [project.urls]
 Repository = "https://github.com/python-project-templates/hatch-build"