Merge pull request #7 from OpenVicProject/dataloading-event-and-functions

1 files changed, 42 insertions, 0 deletions

diff --git a/src/openvic-dataloader/v2script/EffectGrammar.hpp b/src/openvic-dataloader/v2script/EffectGrammar.hpp
new file mode 100644
index 0000000..9f164b2
--- /dev/null
+++ b/src/openvic-dataloader/v2script/EffectGrammar.hpp
@@ -0,0 +1,42 @@
+#pragma once
+
+#include <openvic-dataloader/v2script/AbstractSyntaxTree.hpp>
+
+#include <lexy/callback.hpp>
+#include <lexy/dsl.hpp>
+
+#include "SimpleGrammar.hpp"
+
+namespace ovdl::v2script::grammar {
+	struct EffectStatement {
+		static constexpr auto rule = lexy::dsl::inline_<SimpleAssignmentStatement>;
+
+		static constexpr auto value = lexy::callback<ast::NodePtr>(
+			[](auto name, auto&& initalizer) {
+				return ast::make_node_ptr<ast::ExecutionNode>(ast::ExecutionNode::Type::Effect, LEXY_MOV(name), LEXY_MOV(initalizer));
+			});
+	};
+
+	struct EffectList {
+		static constexpr auto rule = lexy::dsl::list(lexy::dsl::p<SimpleAssignmentStatement>);
+
+		static constexpr auto value =
+			lexy::as_list<std::vector<ast::NodePtr>> >>
+			lexy::callback<ast::NodePtr>(
+				[](auto&& list) {
+					return ast::make_node_ptr<ast::ExecutionListNode>(ast::ExecutionNode::Type::Effect, LEXY_MOV(list));
+				});
+	};
+
+	struct EffectBlock {
+		static constexpr auto rule = lexy::dsl::curly_bracketed.opt(lexy::dsl::p<EffectList>);
+
+		static constexpr auto value = lexy::callback<ast::NodePtr>(
+			[](auto&& list) {
+				return LEXY_MOV(list);
+			},
+			[](lexy::nullopt = {}) {
+				return lexy::nullopt {};
+			});
+	};
+}
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