Add find_intern to v2script Parseradd/find_intern

2 files changed, 14 insertions, 0 deletions

diff --git a/include/openvic-dataloader/detail/SymbolIntern.hpp b/include/openvic-dataloader/detail/SymbolIntern.hpp
index d72a0ba..56576c5 100644
--- a/include/openvic-dataloader/detail/SymbolIntern.hpp
+++ b/include/openvic-dataloader/detail/SymbolIntern.hpp
@@ -173,6 +173,19 @@ namespace ovdl {
 			return success;
 		}
 
+		symbol find_intern(const CharT* str, std::size_t length) {
+			auto entry = _map.lookup_entry(typename traits::string_view { str, length }, traits { &_buffer });
+			if (entry)
+				return symbol(_buffer.c_str(entry.get()));
+
+			return symbol();
+		}
+		template<std::size_t N>
+		symbol find_intern(const CharT (&literal)[N]) {
+			DRYAD_PRECONDITION(literal[N - 1] == CharT(0));
+			return find_intern(literal, N - 1);
+		}
+
 		symbol intern(const CharT* str, std::size_t length) {
 			if (_map.should_rehash())
 				_map.rehash(_resource, traits { &_buffer });
diff --git a/include/openvic-dataloader/v2script/Parser.hpp b/include/openvic-dataloader/v2script/Parser.hpp
index 2518e61..c5f37be 100644
--- a/include/openvic-dataloader/v2script/Parser.hpp
+++ b/include/openvic-dataloader/v2script/Parser.hpp
@@ -51,6 +51,7 @@ namespace ovdl::v2script {
 		const FileTree* get_file_node() const;
 
 		std::string_view value(const ovdl::v2script::ast::FlatValue* node) const;
+		ovdl::symbol<char> find_intern(std::string_view string) const;
 
 		std::string make_native_string() const;
 		std::string make_list_string() const;