Improved generate script

flint.yaml

@@ -12,6 +12,11 @@ git:
 include:
     - .build/git/io/flint.yaml
 
+scripts:
+    components:
+        step: pre
+        command: python scripts/generate.py
+
 targets:
     sol2:
         type: lib
@@ -57,9 +62,12 @@ targets:
         type: exe
         path: test
         include:
-            - generated
+            - ../.build/generated/test/components
         dependency:
             - ecs
             - ecs-lua
             - ecs_serial
-
+        script:
+            components:
+                in: test/include/components.h
+                out: ecs_components.h

scripts/generate.py

@@ -63,11 +63,12 @@ def build_components(cursor, filename):
     return result
 
 def main(argv):
-    if len(sys.argv) != 2:
-        print("Usage: {} [header filename]".format(argv[0]))
+    if len(sys.argv) != 3:
+        print("Usage: {} [header filename] [output filename]".format(argv[0]))
         sys.exit()
 
     filename = argv[1]
+    output = argv[2]
 
     index = clang.cindex.Index.create()
     tu = index.parse(filename, ['-x', 'c++', '-std=c++2a', '-Iecs/include', '-I.build/git/stduuid/include', '-I/lib/gcc/x86_64-pc-linux-gnu/9.3.0/include'])
@@ -77,7 +78,10 @@ def main(argv):
     tpl = Template(filename='template.mako')
 
     include_file = filename.split('/')[-1]
-    print(tpl.render(components=components, include_file=include_file))
+
+    output_file = open(output, "w")
+    output_file.write(tpl.render(components=components, include_file=include_file))
+    output_file.close()
 
     # for d in tu.diagnostics:
     #     print(d)

test/generated/ecs_components.h

@@ -1,88 +0,0 @@
-#include "components.h"
-
-#if __has_include("ecs-lua.h")
-#include "sol.hpp"
-
-namespace generated {
-	void init(sol::state& lua) {
-		sol::table preload = lua["package"]["preload"];
-
-		preload["ecs.Position"] = [&lua] {
-			sol::table component = lua.create_table();
-			component["_id"] = ecs::ComponentID::id<Position>;
-
-			component.new_usertype<Position>("Position",
-				"x", &Position::x, "y", &Position::y,
-				sol::base_classes, sol::bases<ecs::Component>()
-			);
-
-			component.set_function("new", sol::factories([](float _x, float _y) {
-				return std::make_pair(ecs::ComponentID::id<Position>, new Position(_x, _y));
-			}));
-
-			component.set_function("_convert", [] (ecs::Component* component) {
-				return static_cast<Position*>(component);
-			});
-
-			return component;
-		};
-
-		preload["ecs.Velocity"] = [&lua] {
-			sol::table component = lua.create_table();
-			component["_id"] = ecs::ComponentID::id<Velocity>;
-
-			component.new_usertype<Velocity>("Velocity",
-				"x", &Velocity::x, "y", &Velocity::y,
-				sol::base_classes, sol::bases<ecs::Component>()
-			);
-
-			component.set_function("new", sol::factories([](float _x, float _y) {
-				return std::make_pair(ecs::ComponentID::id<Velocity>, new Velocity(_x, _y));
-			}));
-
-			component.set_function("_convert", [] (ecs::Component* component) {
-				return static_cast<Velocity*>(component);
-			});
-
-			return component;
-		};
-
-		preload["ecs.Meta"] = [&lua] {
-			sol::table component = lua.create_table();
-			component["_id"] = ecs::ComponentID::id<Meta>;
-
-			component.new_usertype<Meta>("Meta",
-				"name", &Meta::name,
-				sol::base_classes, sol::bases<ecs::Component>()
-			);
-
-			component.set_function("new", sol::factories([](std::string _name) {
-				return std::make_pair(ecs::ComponentID::id<Meta>, new Meta(_name));
-			}));
-
-			component.set_function("_convert", [] (ecs::Component* component) {
-				return static_cast<Meta*>(component);
-			});
-
-			return component;
-		};
-	}
-}
-#endif
-
-#if __has_include("ecs-serial.h")
-namespace generated {
-	void init() {
-		ecs::serial::register_component<Position>(
-			&Position::x, &Position::y
-		);
-		ecs::serial::register_component<Velocity>(
-			&Velocity::x, &Velocity::y
-		);
-		ecs::serial::register_component<Meta>(
-			&Meta::name
-		);
-	}
-}
-#endif
-