Remove mod _cache_information_ as it's now just a string.

Author: ratmice

lrpar/src/lib/ctbuilder.rs

@@ -864,30 +864,19 @@ where
                 ))
             })
             .collect::<Vec<_>>();
-        let rule_map_len = rule_map.len();
-        let cache_info = quote! {
-            #[allow(unused)]
-            mod _cache_information_ {
-                use ::lrpar::{RecoveryKind, Visibility, RustEdition};
-                use ::cfgrammar::yacc::YaccKind;
-
-                const BUILD_TIME: &str = #build_time;
-                // May differ from `MOD_NAME` by being derived from the grammar path.
-                const DERIVED_MOD_NAME: &str = #derived_mod_name;
-                const GRAMMAR_PATH: &str = #grammar_path;
-                // As explicitly set by the builder.
-                const MOD_NAME: Option<&str> = #mod_name;
-                const RECOVERER: RecoveryKind = #recoverer;
-                const YACC_KIND: YaccKind = #yacckind;
-                const ERROR_ON_CONFLICTS: bool = #error_on_conflicts;
-                const SHOW_WARNINGS: bool = #show_warnings;
-                const WARNINGS_ARE_ERRORS: bool = #warnings_are_errors;
-                const RUST_EDITION: RustEdition = #rust_edition;
-                const RULE_IDS_MAP: [(usize, &str); #rule_map_len] = [#(#rule_map,)*];
-                fn visibility() -> Visibility {
-                    #visibility
-                }
-            }
+        let cache_info = quote!{
+            BUILD_TIME = #build_time
+            DERIVED_MOD_NAME = #derived_mod_name
+            GRAMMAR_PATH = #grammar_path
+            MOD_NAME = #mod_name
+            RECOVERER = #recoverer
+            YACC_KIND = #yacckind
+            ERROR_ON_CONFLICTS = #error_on_conflicts
+            SHOW_WARNINGS = #show_warnings
+            WARNINGS_ARE_ERRORS = #warnings_are_errors
+            RUST_EDITION = #rust_edition
+            RULE_IDS_MAP = [#(#rule_map,)*]
+            VISIBILITY = #visibility
         };
         let cache_info_str = cache_info.to_string();
         quote!(#cache_info_str)