https://git.ruby-lang.org/ruby.git/commit/?id=132453fa52

From 132453fa521cf87693035769031f3501ddc02f4a Mon Sep 17 00:00:00 2001
From: Samuel Williams <samuel.williams@o...>
Date: Fri, 21 Aug 2020 00:52:36 +1200
Subject: Rename `Fiber{}` to `Fiber.schedule{}`.


diff --git a/cont.c b/cont.c
index efff86f..d228107 100644
--- a/cont.c
+++ b/cont.c
@@ -2554,7 +2554,8 @@ Init_Cont(void) https://github.com/ruby/ruby/blob/trunk/cont.c#L2554
     rb_define_method(rb_cFiber, "to_s", fiber_to_s, 0);
     rb_define_alias(rb_cFiber, "inspect", "to_s");
 
-    rb_define_global_function("Fiber", rb_f_fiber, -1);
+    rb_define_singleton_method(rb_cFiber, "schedule", rb_f_fiber, -1);
+    //rb_define_global_function("Fiber", rb_f_fiber, -1);
 
 #ifdef RB_EXPERIMENTAL_FIBER_POOL
     rb_cFiberPool = rb_define_class("Pool", rb_cFiber);
diff --git a/doc/fiber.rdoc b/doc/fiber.rdoc
index 8a107f5..584e67f 100644
--- a/doc/fiber.rdoc
+++ b/doc/fiber.rdoc
@@ -101,7 +101,7 @@ context switching points. https://github.com/ruby/ruby/blob/trunk/doc/fiber.rdoc#L101
 We also introduce a new method which simplifies the creation of these
 non-blocking fibers:
 
-  Fiber do
+  Fiber.schedule do
     puts Fiber.current.blocking? # false
   end
 
diff --git a/test/fiber/test_enumerator.rb b/test/fiber/test_enumerator.rb
index f88657c..7cd13d7 100644
--- a/test/fiber/test_enumerator.rb
+++ b/test/fiber/test_enumerator.rb
@@ -24,12 +24,12 @@ class TestFiberEnumerator < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/fiber/test_enumerator.rb#L24
 
       e = i.to_enum(:each_char)
 
-      Fiber do
+      Fiber.schedule do
         o.write("Hello World")
         o.close
       end
 
-      Fiber do
+      Fiber.schedule do
         begin
           while c = e.next
             message << c
diff --git a/test/fiber/test_io.rb b/test/fiber/test_io.rb
index c23f67e..19f68eb 100644
--- a/test/fiber/test_io.rb
+++ b/test/fiber/test_io.rb
@@ -22,12 +22,12 @@ class TestFiberIO < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/fiber/test_io.rb#L22
       scheduler = Scheduler.new
       Thread.current.scheduler = scheduler
 
-      Fiber do
+      Fiber.schedule do
         message = i.read(20)
         i.close
       end
 
-      Fiber do
+      Fiber.schedule do
         o.write("Hello World")
         o.close
       end
@@ -50,12 +50,12 @@ class TestFiberIO < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/fiber/test_io.rb#L50
         scheduler = Scheduler.new
         Thread.current.scheduler = scheduler
 
-        Fiber do
+        Fiber.schedule do
           i.read(20)
           i.close
         end
 
-        Fiber do
+        Fiber.schedule do
           o.write("Hello World")
           o.close
         end
diff --git a/test/fiber/test_mutex.rb b/test/fiber/test_mutex.rb
index c4e671f..5179959 100644
--- a/test/fiber/test_mutex.rb
+++ b/test/fiber/test_mutex.rb
@@ -10,7 +10,7 @@ class TestFiberMutex < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/fiber/test_mutex.rb#L10
       scheduler = Scheduler.new
       Thread.current.scheduler = scheduler
 
-      Fiber do
+      Fiber.schedule do
         assert_equal Thread.scheduler, scheduler
 
         mutex.synchronize do
@@ -29,7 +29,7 @@ class TestFiberMutex < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/fiber/test_mutex.rb#L29
       scheduler = Scheduler.new
       Thread.current.scheduler = scheduler
 
-      Fiber do
+      Fiber.schedule do
         assert_equal Thread.scheduler, scheduler
 
         mutex.synchronize do
diff --git a/test/fiber/test_scheduler.rb b/test/fiber/test_scheduler.rb
index 5055a95..7acf63d 100644
--- a/test/fiber/test_scheduler.rb
+++ b/test/fiber/test_scheduler.rb
@@ -6,7 +6,7 @@ class TestFiberScheduler < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/fiber/test_scheduler.rb#L6
   def test_fiber_without_scheduler
     # Cannot create fiber without scheduler.
     assert_raise RuntimeError do
-      Fiber do
+      Fiber.schedule do
       end
     end
   end
diff --git a/test/fiber/test_sleep.rb b/test/fiber/test_sleep.rb
index f1d9f79..a15f2f2 100644
--- a/test/fiber/test_sleep.rb
+++ b/test/fiber/test_sleep.rb
@@ -13,7 +13,7 @@ class TestFiberSleep < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/fiber/test_sleep.rb#L13
       Thread.current.scheduler = scheduler
 
       5.times do |i|
-        Fiber do
+        Fiber.schedule do
           assert_operator sleep(i/100.0), :>=, 0
           items << i
         end
@@ -34,7 +34,7 @@ class TestFiberSleep < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/fiber/test_sleep.rb#L34
     thread = Thread.new do
       scheduler = Scheduler.new
       Thread.current.scheduler = scheduler
-      Fiber do
+      Fiber.schedule do
         seconds = sleep(2)
       end
     end
-- 
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