diff options
Diffstat (limited to 'src/openvic-dataloader/v2script/TriggerGrammar.hpp')
-rw-r--r-- | src/openvic-dataloader/v2script/TriggerGrammar.hpp | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/openvic-dataloader/v2script/TriggerGrammar.hpp b/src/openvic-dataloader/v2script/TriggerGrammar.hpp new file mode 100644 index 0000000..290fb70 --- /dev/null +++ b/src/openvic-dataloader/v2script/TriggerGrammar.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 TriggerStatement { + 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::Trigger, LEXY_MOV(name), LEXY_MOV(initalizer)); + }); + }; + + struct TriggerList { + 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::Trigger, LEXY_MOV(list)); + }); + }; + + struct TriggerBlock { + static constexpr auto rule = lexy::dsl::curly_bracketed.opt(lexy::dsl::p<TriggerList>); + + static constexpr auto value = lexy::callback<ast::NodePtr>( + [](auto&& list) { + return LEXY_MOV(list); + }, + [](lexy::nullopt = {}) { + return lexy::nullopt {}; + }); + }; +}
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