fix: fix pkgbuild parsing in case if comment mark is followed by token

without whitespaces

In this case, the next line was ignored

tests/testresources/models/package_python-pytest-loop_pkgbuild

@@ -0,0 +1,48 @@
+# Maintainer: Astro Benzene <universebenzene at sina dot com>
+
+pkgbase=python-pytest-loop
+_pname=${pkgbase#python-}
+_pyname=${_pname//-/_}
+#_pyname=${_pname}
+pkgname=("python-${_pname}")
+pkgver=1.0.13
+pkgrel=1
+pkgdesc="Pytest plugin for looping test execution."
+arch=('any')
+url="https://github.com/anogowski/pytest-loop"
+license=('MPL-2.0')
+makedepends=('python-hatchling'
+             'python-versioningit'
+             'python-wheel'
+             'python-build'
+             'python-installer')
+checkdepends=('python-pytest')
+source=("https://files.pythonhosted.org/packages/source/${_pyname:0:1}/${_pyname}/${_pyname}-${pkgver}.tar.gz")
+#source=("git+https://github.com/anogowski/pytest-loop.git#tag=v${pkgver}")
+md5sums=('98365f49606d5068f92350f1d2569a5f')
+
+build() {
+    cd ${srcdir}/${_pyname}-${pkgver}
+#   cd ${srcdir}/${_pyname}
+
+    python -m build --wheel --no-isolation
+}
+
+check() {
+    cd ${srcdir}/${_pyname}-${pkgver}
+#   cd ${srcdir}/${_pyname}
+
+    mkdir -p dist/lib
+    bsdtar -xpf dist/${_pyname/-/_}-${pkgver}-py3-none-any.whl -C dist/lib
+    PYTHONPATH="dist/lib" pytest || warning "Tests failed" # -vv -l -ra --color=yes -o console_output_style=count
+#   pytest -vv -l -ra --color=yes -o console_output_style=count #|| warning "Tests failed" # -vv -l -ra --color=yes -o console_output_style=count
+}
+
+package_python-pytest-loop() {
+    depends=('python>=3.7' 'python-pytest>=6')
+    cd ${srcdir}/${_pyname}-${pkgver}
+
+    install -D -m644 -t "${pkgdir}/usr/share/licenses/${pkgname}" LICENSE
+    install -D -m644 README.rst -t "${pkgdir}/usr/share/doc/${pkgname}"
+    python -m installer --destdir="${pkgdir}" dist/*.whl
+}