templates: re-use existing template code for existing libraries

This reduces duplication around the meson version, default options, etc.
It also allows us to use the default initialization for libraries

1 files changed, 7 insertions, 65 deletions

diff --git a/mesonbuild/templates/mesontemplates.py b/mesonbuild/templates/mesontemplates.py
index 5fe73930f..23269392f 100644
--- a/mesonbuild/templates/mesontemplates.py
+++ b/mesonbuild/templates/mesontemplates.py
@@ -6,73 +6,15 @@ from __future__ import annotations
 
 import typing as T
 
+from .samplefactory import sample_generator
+
 if T.TYPE_CHECKING:
     from ..minit import Arguments
 
-meson_executable_template = '''project(
-  '{project_name}',
-  {language},
-  version : '{version}',
-  meson_version : '>= {meson_version}',
-  default_options : [{default_options}],
-)
-
-executable(
-  '{executable}',
-  {sourcespec},{depspec}
-  install : true,
-)
-
-'''
-
-
-meson_jar_template = '''project(
-  '{project_name}',
-  '{language}',
-  version : '{version}',
-  meson_version : '>= {meson_version}',
-  default_options : [{default_options}],
-)
-
-jar(
-  '{executable}',
-  {sourcespec},{depspec}
-  main_class : '{main_class}',
-  install : true,
-)
-
-'''
-
 
 def create_meson_build(options: Arguments) -> None:
-    if options.type != 'executable':
-        raise SystemExit('\nGenerating a meson.build file from existing sources is\n'
-                         'supported only for project type "executable".\n'
-                         'Run meson init in an empty directory to create a sample project.')
-    default_options = ['warning_level=3']
-    if options.language == 'cpp':
-        # This shows how to set this very common option.
-        default_options += ['cpp_std=c++14']
-    # If we get a meson.build autoformatter one day, this code could
-    # be simplified quite a bit.
-    formatted_default_options = ', '.join(f"'{x}'" for x in default_options)
-    sourcespec = ',\n           '.join(f"'{x}'" for x in options.srcfiles)
-    depspec = ''
-    if options.deps:
-        depspec = '\n           dependencies : [\n              '
-        depspec += ',\n              '.join(f"dependency('{x}')"
-                                            for x in options.deps.split(','))
-        depspec += '],'
-    tmpl = meson_executable_template if options.language != 'java' else meson_jar_template
-    content = tmpl.format(project_name=options.name,
-                          language=options.language,
-                          version=options.version,
-                          meson_version='1.0.0' if options.language != 'rust' else '1.3.0',
-                          main_class=options.name,
-                          executable=options.executable,
-                          sourcespec=sourcespec,
-                          depspec=depspec,
-                          default_options=formatted_default_options)
-    with open('meson.build', 'w', encoding='utf-8') as f:
-        f.write(content)
-    print('Generated meson.build file:\n\n' + content)
+    proj = sample_generator(options)
+    if options.type == 'executable':
+        proj.create_executable()
+    else:
+        proj.create_library()