Bump Ruby checkout to 3.0 (#400)

* Bump checkout to 3.0

* Fix build

* Fix Ruby initialization

* Update now-invalid fixture

* Rollback gc change

fixtures/small/nested_destructuring_actual.rb

@@ -1 +1 @@
-_1, (_2, _3) = []
+_a, (_b, _c) = []

fixtures/small/nested_destructuring_expected.rb

@@ -1 +1 @@
-_1, (_2, _3) = []
+_a, (_b, _c) = []

librubyfmt/build.rs

@@ -10,11 +10,11 @@ fn main() -> Output {
     #[cfg(target_os = "linux")]
     let libname = "ruby-static";
     #[cfg(target_os = "macos")]
-    let libname = "ruby.2.7-static";
+    let libname = "ruby.3.0-static";
     #[cfg(all(target_arch = "x86_64", windows))]
-    let libname = "x64-vcruntime140-ruby270-static";
+    let libname = "x64-vcruntime140-ruby300-static";
     #[cfg(all(target_arch = "x86", windows))]
-    let libname = "vcruntime140-ruby270-static";
+    let libname = "vcruntime140-ruby300-static";
     #[cfg(all(target_env = "gnu", windows))]
     compile_error!("rubyfmt on Windows is currently only supported with msvc");
 

librubyfmt/rubyfmt_lib.rb

@@ -146,25 +146,25 @@ def escape_percent_array_paren_content(part, pattern)
 
     define_method(:"on_#{event}_add") do |parts, part|
       delim = parts[1][0][1]
-      parts.tap do |node|
-        unless delim.end_with?('[')
-          delim_start = delim[-1]
-          delim_close = DELIM_CLOSE_PAREN[delim_start]
-          pattern = if delim_close
-            /(?<!\\)(?:\\\\)*(?:\\[#{Regexp.escape(delim_start)}#{Regexp.escape(delim_close)}]|[\[\]])/
-          else
-            /(?<!\\)(?:\\\\)*(?:\\#{Regexp.escape(delim_start)}|[\[\]])/
-          end
-          if part[0].is_a?(Array)
-            part.each do |sub_part|
-              escape_percent_array_paren_content(sub_part, pattern)
-            end
-          else
-            escape_percent_array_paren_content(part, pattern)
+
+      unless delim.end_with?('[')
+        delim_start = delim[-1]
+        delim_close = DELIM_CLOSE_PAREN[delim_start]
+        pattern = if delim_close
+          /(?<!\\)(?:\\\\)*(?:\\[#{Regexp.escape(delim_start)}#{Regexp.escape(delim_close)}]|[\[\]])/
+        else
+          /(?<!\\)(?:\\\\)*(?:\\#{Regexp.escape(delim_start)}|[\[\]])/
+        end
+        if part[0].is_a?(Array)
+          part.each do |sub_part|
+            escape_percent_array_paren_content(sub_part, pattern)
           end
+        else
+          escape_percent_array_paren_content(part, pattern)
         end
-        node[1] << part
       end
+      parts[1] << part
+
       super(parts, part)
     end
   end
@@ -569,5 +569,3 @@ def on___end__(val)
       end
   end
 end
-
-GC.disable

librubyfmt/src/lib.rs

@@ -44,6 +44,7 @@ use simplelog::{ConfigBuilder, LevelFilter, TermLogger, TerminalMode};
 
 extern "C" {
     pub fn Init_ripper();
+    pub fn rb_gc_disable();
 }
 
 pub struct RubyfmtString(Box<str>);
@@ -193,6 +194,7 @@ unsafe fn load_ripper() -> Result<(), ()> {
         "../ruby_checkout/ext/ripper/lib/ripper/sexp.rb"
     ))?;
 
+    rb_gc_disable();
     Ok(())
 }