Add vala template

3 files changed, 129 insertions, 3 deletions

diff --git a/mesonbuild/templates/mesontemplates.py b/mesonbuild/templates/mesontemplates.py
index a29ac6f..69939be 100644
--- a/mesonbuild/templates/mesontemplates.py
+++ b/mesonbuild/templates/mesontemplates.py
@@ -14,7 +14,7 @@
 
 import argparse
 
-meson_executable_template = '''project('{project_name}', '{language}',
+meson_executable_template = '''project('{project_name}', {language},
   version : '{version}',
   default_options : [{default_options}])
 
@@ -55,8 +55,9 @@ def create_meson_build(options: argparse.Namespace) -> None:
                                             for x in options.deps.split(','))
         depspec += '],'
     if options.language != 'java':
+        language = f"'{options.language}'" if options.language != 'vala' else ['c', 'vala']
         content = meson_executable_template.format(project_name=options.name,
-                                                   language=options.language,
+                                                   language=language,
                                                    version=options.version,
                                                    executable=options.executable,
                                                    sourcespec=sourcespec,
diff --git a/mesonbuild/templates/samplefactory.py b/mesonbuild/templates/samplefactory.py
index 1192e13..3678a02 100644
--- a/mesonbuild/templates/samplefactory.py
+++ b/mesonbuild/templates/samplefactory.py
@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+from mesonbuild.templates.valatemplates import ValaProject
 from mesonbuild.templates.fortrantemplates import FortranProject
 from mesonbuild.templates.objcpptemplates import ObjCppProject
 from mesonbuild.templates.dlangtemplates import DlangProject
@@ -36,5 +37,6 @@ def sameple_generator(options: argparse.Namespace) -> SampleImpl:
         'java': JavaProject,
         'd': DlangProject,
         'rust': RustProject,
-        'fortran': FortranProject
+        'fortran': FortranProject,
+        'vala': ValaProject
     }[options.language](options)
diff --git a/mesonbuild/templates/valatemplates.py b/mesonbuild/templates/valatemplates.py
new file mode 100644
index 0000000..8706ef8
--- /dev/null
+++ b/mesonbuild/templates/valatemplates.py
@@ -0,0 +1,123 @@
+# Copyright 2019 The Meson development team
+
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+from mesonbuild.templates.sampleimpl import SampleImpl
+import re
+
+
+hello_vala_template = '''void main (string[] args) {{
+    stdout.printf ("Hello {project_name}!\\n");
+}}
+'''
+
+hello_vala_meson_template = '''project('{project_name}', ['c', 'vala'],
+  version : '{version}')
+
+dependencies = [
+    dependency('glib-2.0'),
+    dependency('gobject-2.0'),
+]
+
+exe = executable('{exe_name}', '{source_name}', dependencies : dependencies,
+  install : true)
+
+test('basic', exe)
+'''
+
+
+lib_vala_template = '''namespace {namespace} {{
+    public int sum(int a, int b) {{
+        return(a + b);
+    }}
+
+    public int square(int a) {{
+        return(a * a);
+    }}
+}}
+'''
+
+lib_vala_test_template = '''using {namespace};
+
+public void main() {{
+    stdout.printf("\nTesting shlib");
+    stdout.printf("\n\t2 + 3 is %d", sum(2, 3));
+    stdout.printf("\n\t8 squared is %d\\n", square(8));
+}}
+'''
+
+lib_vala_meson_template = '''project('{project_name}', ['c', 'vala'],
+  version : '{version}')
+
+dependencies = [
+    dependency('glib-2.0'),
+    dependency('gobject-2.0'),
+]
+
+# These arguments are only used to build the shared library
+# not the executables that use the library.
+shlib = shared_library('foo', '{source_file}',
+               dependencies: dependencies,
+               install: true,
+               install_dir: [true, true, true])
+
+test_exe = executable('{test_exe_name}', '{test_source_file}', dependencies : dependencies,
+  link_with : shlib)
+test('{test_name}', test_exe)
+
+# Make this library usable as a Meson subproject.
+{ltoken}_dep = declare_dependency(
+  include_directories: include_directories('.'),
+  link_with : shlib)
+'''
+
+
+class ValaProject(SampleImpl):
+    def __init__(self, options):
+        super().__init__()
+        self.name = options.name
+        self.version = options.version
+
+    def create_executable(self) -> None:
+        lowercase_token = re.sub(r'[^a-z0-9]', '_', self.name.lower())
+        source_name = lowercase_token + '.vala'
+        open(source_name, 'w', encoding='utf-8').write(hello_vala_template.format(project_name=self.name))
+        open('meson.build', 'w', encoding='utf-8').write(
+            hello_vala_meson_template.format(project_name=self.name,
+                                            exe_name=lowercase_token,
+                                            source_name=source_name,
+                                            version=self.version))
+
+    def create_library(self) -> None:
+        lowercase_token = re.sub(r'[^a-z0-9]', '_', self.name.lower())
+        uppercase_token = lowercase_token.upper()
+        class_name = uppercase_token[0] + lowercase_token[1:]
+        test_exe_name = lowercase_token + '_test'
+        namespace = lowercase_token
+        lib_vala_name = lowercase_token + '.vala'
+        test_vala_name = lowercase_token + '_test.vala'
+        kwargs = {'utoken': uppercase_token,
+                  'ltoken': lowercase_token,
+                  'header_dir': lowercase_token,
+                  'class_name': class_name,
+                  'namespace': namespace,
+                  'source_file': lib_vala_name,
+                  'test_source_file': test_vala_name,
+                  'test_exe_name': test_exe_name,
+                  'project_name': self.name,
+                  'lib_name': lowercase_token,
+                  'test_name': lowercase_token,
+                  'version': self.version,
+                  }
+        open(lib_vala_name, 'w', encoding='utf-8').write(lib_vala_template.format(**kwargs))
+        open(test_vala_name, 'w', encoding='utf-8').write(lib_vala_test_template.format(**kwargs))
+        open('meson.build', 'w', encoding='utf-8').write(lib_vala_meson_template.format(**kwargs))