Fix typos

ext/coverage/coverage.c

@@ -348,7 +348,7 @@ clear_me2counter_i(VALUE key, VALUE value, VALUE unused)
  *    Coverage.suspend  => nil
  *
  * Suspend the coverage measurement.
- * You can use Coverage.resumt to restart the measurement.
+ * You can use Coverage.resume to restart the measurement.
  */
 VALUE
 rb_coverage_suspend(VALUE klass)

include/ruby/internal/encoding/string.h

@@ -190,7 +190,7 @@ VALUE rb_enc_str_buf_cat(VALUE str, const char *ptr, long len, rb_encoding *enc)
  * In  other languages,  APIs like  this  one could  be seen  as the  primitive
  * routines where encodings' "encode" feature are implemented.  However in case
  * of  Ruby this  is not  the primitive  one.  We  directly manipulate  encoded
- * strings.  Encoding conversion routines  transocde an encoded string directly
+ * strings.  Encoding conversion routines  transcode an encoded string directly
  * to another one; not via a code point array.
  */
 VALUE rb_enc_uint_chr(unsigned int code, rb_encoding *enc);

include/ruby/internal/fl_type.h

@@ -183,7 +183,7 @@ RB_GNUC_EXTENSION
  * @note  About the `FL_USER` terminology: the "user" here does not necessarily
  *        mean only  you.  For  instance struct  ::RString instances  use these
  *        bits to cache their encodings  etc.  Devs discussed about this topic,
- *        reached their  concensus that  ::RUBY_T_DATA is  the only  valid data
+ *        reached their  consensus that  ::RUBY_T_DATA is  the only  valid data
  *        structure that  can use these  bits; other data  structures including
  *        ::RUBY_T_OBJECT  use these  bits  for their  own  purpose.  See  also
  *        https://bugs.ruby-lang.org/issues/18059

include/ruby/internal/intern/gc.h

@@ -249,7 +249,7 @@ void rb_gc(void);
  *
  * @internal
  *
- * But isn't it  easier for you to call super,  and let `Object#intialize_copy`
+ * But isn't it  easier for you to call super,  and let `Object#initialize_copy`
  * call this function instead?
  */
 void rb_gc_copy_finalizer(VALUE dst, VALUE src);

include/ruby/internal/intern/thread.h

@@ -46,7 +46,7 @@ void rb_thread_schedule(void);
  *
  * @param[in]  fd                    A file descriptor.
  * @exception  rb_eIOError           Closed stream.
- * @exception  rb_eSystemCalleError  Situations like EBADF.
+ * @exception  rb_eSystemCallError   Situations like EBADF.
  */
 int rb_thread_wait_fd(int fd);
 
@@ -56,7 +56,7 @@ int rb_thread_wait_fd(int fd);
  *
  * @param[in]  fd                    A file descriptor.
  * @exception  rb_eIOError           Closed stream.
- * @exception  rb_eSystemCalleError  Situations like EBADF.
+ * @exception  rb_eSystemCallError   Situations like EBADF.
  */
 int rb_thread_fd_writable(int fd);
 

include/ruby/io.h

@@ -470,7 +470,7 @@ int rb_io_modestr_fmode(const char *modestr);
 
 /**
  * Identical  to rb_io_modestr_fmode(),  except it  returns a  mixture of  `O_`
- * flags.  This for instnce returns `O_WRONLY | O_TRUNC | O_CREAT | O_EXCL` for
+ * flags.  This for instance returns `O_WRONLY | O_TRUNC | O_CREAT | O_EXCL` for
  * `"wx"`.
  *
  * @param[in]  modestr       File mode, in C's string.
@@ -735,8 +735,8 @@ int rb_io_extract_encoding_option(VALUE opt, rb_encoding **enc_p, rb_encoding **
  * class File
  *   def initialize: (
  *     (String | int)      path,
- *     ?(Strig | int)      fmode,
+ *     ?(String | int)      fmode,
- *     ?(Strig | int)      perm,
+ *     ?(String | int)      perm,
  *     ?mode:              (String | int),
  *     ?flags:             int,
  *     ?external_encoding: (Encoding | String),

include/ruby/ractor.h

@@ -145,7 +145,7 @@ bool rb_ractor_local_storage_value_lookup(rb_ractor_local_key_t key, VALUE *val)
  * Associates the passed value to the passed key.
  *
  * @param[in]  key  A ractor-local storage key.
- * @param[in]  val  Arbitary ruby object.
+ * @param[in]  val  Arbitrary ruby object.
  * @post       `val` corresponds to `key` in the current Ractor.
  */
 void  rb_ractor_local_storage_value_set(rb_ractor_local_key_t key, VALUE val);

misc/lldb_disasm.py

@@ -21,7 +21,7 @@ import lldb
 import os
 import shlex
 
-class IseqDissassembler:
+class IseqDisassembler:
     TS_VARIABLE = b'.'[0]
     TS_CALLDATA = b'C'[0]
     TS_CDHASH   = b'H'[0]
@@ -219,7 +219,7 @@ class IseqDissassembler:
             print('error getting insn name', error)
 
 def disasm(debugger, command, result, internal_dict):
-    disassembler = IseqDissassembler(debugger, command, result, internal_dict)
+    disassembler = IseqDisassembler(debugger, command, result, internal_dict)
     frame = disassembler.frame
 
     if frame.IsValid():

spec/ruby/core/struct/values_at_spec.rb

@@ -4,9 +4,9 @@ require_relative 'fixtures/classes'
 describe "Struct#values_at" do
   it "returns an array of values" do
     clazz = Struct.new(:name, :director, :year)
-    movie = clazz.new('Sympathy for Mr. Vengence', 'Chan-wook Park', 2002)
+    movie = clazz.new('Sympathy for Mr. Vengeance', 'Chan-wook Park', 2002)
-    movie.values_at(0, 1).should == ['Sympathy for Mr. Vengence', 'Chan-wook Park']
+    movie.values_at(0, 1).should == ['Sympathy for Mr. Vengeance', 'Chan-wook Park']
-    movie.values_at(0..2).should == ['Sympathy for Mr. Vengence', 'Chan-wook Park', 2002]
+    movie.values_at(0..2).should == ['Sympathy for Mr. Vengeance', 'Chan-wook Park', 2002]
   end
 
   it "fails when passed unsupported types" do

spec/ruby/shared/rational/divmod.rb

@@ -9,7 +9,7 @@ describe :rational_divmod_rat, shared: true do
     Rational(bignum_value, 4).divmod(Rational(4, 3)).should eql([1729382256910270464, Rational(0, 1)])
   end
 
-  it "raises a ZeroDivisonError when passed a Rational with a numerator of 0" do
+  it "raises a ZeroDivisionError when passed a Rational with a numerator of 0" do
     -> { Rational(7, 4).divmod(Rational(0, 3)) }.should raise_error(ZeroDivisionError)
   end
 end

test/ruby/test_iseq.rb

@@ -56,7 +56,7 @@ class TestISeq < Test::Unit::TestCase
     assert_equal [3, 4, 7, 9], lines(src)
   end
 
-  def test_unsupport_type
+  def test_unsupported_type
     ary = compile("p").to_a
     ary[9] = :foobar
     assert_raise_with_message(TypeError, /:foobar/) {ISeq.load(ary)}

test/ruby/test_objectspace.rb

@@ -219,7 +219,7 @@ End
     assert_same(new_obj, found[0])
   end
 
-  def test_each_object_no_gabage
+  def test_each_object_no_garbage
     assert_separately([], <<-End)
     GC.disable
     eval('begin; 1.times{}; rescue; ensure; end')

yjit_core.h

@@ -158,7 +158,7 @@ typedef struct yjit_context
 } ctx_t;
 STATIC_ASSERT(yjit_ctx_size, sizeof(ctx_t) <= 32);
 
-// Tuple of (iseq, idx) used to idenfity basic blocks
+// Tuple of (iseq, idx) used to identify basic blocks
 typedef struct BlockId
 {
     // Instruction sequence