Load RBS core types automatically

Author: st0012

lib/rdoc/generator/template/aliki/js/aliki.js

@@ -436,7 +436,7 @@ function wrapCodeBlocksWithCopyButton() {
   // - Modifying the formatter would require extending RDoc's core internals
 
   // Find all pre elements that are not already wrapped
-  const preElements = document.querySelectorAll('main pre:not(.code-block-wrapper pre)');
+  const preElements = document.querySelectorAll('main pre:not(.code-block-wrapper pre):not(.method-type-signature)');
 
   preElements.forEach((pre) => {
     // Skip if already wrapped

lib/rdoc/rbs_support.rb

@@ -35,7 +35,7 @@ def self.validate_type(sig)
   # Returns a Hash mapping "ClassName#method_name" => "type sig string".
 
   def self.load_signatures(*dirs)
-    loader = RBS::EnvironmentLoader.new(core_root: nil)
+    loader = RBS::EnvironmentLoader.new
     dirs.each { |dir| loader.add(path: Pathname(dir)) }
 
     env = RBS::Environment.new

lib/rdoc/rdoc.rb

@@ -493,12 +493,12 @@ def document(options)
 
     @store.complete @options.visibility
 
-    # Load RBS signatures from sig/ directory
+    # Load RBS type signatures from core types and sig/ directory
+    sig_dirs = []
     sig_dir = File.join(@options.root.to_s, 'sig')
-    if File.directory?(sig_dir)
-      signatures = RDoc::RbsSupport.load_signatures(sig_dir)
-      RDoc::RbsSupport.merge_into_store(@store, signatures) unless signatures.empty?
-    end
+    sig_dirs << sig_dir if File.directory?(sig_dir)
+    signatures = RDoc::RbsSupport.load_signatures(*sig_dirs)
+    RDoc::RbsSupport.merge_into_store(@store, signatures) unless signatures.empty?
 
     @stats.coverage_level = @options.coverage_report