diff --git a/mesonbuild/interpreter/mesonmain.py b/mesonbuild/interpreter/mesonmain.py
index 2ea3163c2..73df5edd1 100644
--- a/mesonbuild/interpreter/mesonmain.py
+++ b/mesonbuild/interpreter/mesonmain.py
@@ -54,37 +54,37 @@ class MesonMain(MesonInterpreterObject):
         super().__init__(subproject=interpreter.subproject)
         self.build = build
         self.interpreter = interpreter
-        self.methods.update({'get_compiler': self.get_compiler_method,
-                             'is_cross_build': self.is_cross_build_method,
-                             'has_exe_wrapper': self.has_exe_wrapper_method,
+        self.methods.update({'add_devenv': self.add_devenv_method,
+                             'add_dist_script': self.add_dist_script_method,
+                             'add_install_script': self.add_install_script_method,
+                             'add_postconf_script': self.add_postconf_script_method,
+                             'backend': self.backend_method,
+                             'build_options': self.build_options_method,
+                             'build_root': self.build_root_method,
                              'can_run_host_binaries': self.can_run_host_binaries_method,
-                             'is_unity': self.is_unity_method,
-                             'is_subproject': self.is_subproject_method,
                              'current_source_dir': self.current_source_dir_method,
                              'current_build_dir': self.current_build_dir_method,
-                             'source_root': self.source_root_method,
-                             'build_root': self.build_root_method,
-                             'project_source_root': self.project_source_root_method,
-                             'project_build_root': self.project_build_root_method,
-                             'global_source_root': self.global_source_root_method,
+                             'get_compiler': self.get_compiler_method,
+                             'get_cross_property': self.get_cross_property_method,
+                             'get_external_property': self.get_external_property_method,
                              'global_build_root': self.global_build_root_method,
-                             'add_install_script': self.add_install_script_method,
-                             'add_postconf_script': self.add_postconf_script_method,
-                             'add_dist_script': self.add_dist_script_method,
+                             'global_source_root': self.global_source_root_method,
+                             'has_exe_wrapper': self.has_exe_wrapper_method,
+                             'has_external_property': self.has_external_property_method,
                              'install_dependency_manifest': self.install_dependency_manifest_method,
+                             'is_cross_build': self.is_cross_build_method,
+                             'is_subproject': self.is_subproject_method,
+                             'is_unity': self.is_unity_method,
                              'override_dependency': self.override_dependency_method,
                              'override_find_program': self.override_find_program_method,
-                             'project_version': self.project_version_method,
+                             'project_build_root': self.project_build_root_method,
                              'project_license': self.project_license_method,
                              'project_license_files': self.project_license_files_method,
-                             'version': self.version_method,
                              'project_name': self.project_name_method,
-                             'get_cross_property': self.get_cross_property_method,
-                             'get_external_property': self.get_external_property_method,
-                             'has_external_property': self.has_external_property_method,
-                             'backend': self.backend_method,
-                             'add_devenv': self.add_devenv_method,
-                             'build_options': self.build_options_method,
+                             'project_source_root': self.project_source_root_method,
+                             'project_version': self.project_version_method,
+                             'source_root': self.source_root_method,
+                             'version': self.version_method,
                              })
 
     def _find_source_script(