From 7a2c7e4f125e258172e3f41e6ab22d1e14fcf581 Mon Sep 17 00:00:00 2001
From: "MATSUMOTO, Katsuyoshi" <github@katsyoshi.org>
Date: Tue, 23 Dec 2025 23:11:28 +0900
Subject: [PATCH 1/3] rename vaporware to caotral

---
 vaporware.gemspec => caotral.gemspec          | 10 +++----
 exe/{vaporware => caotral}                    |  0
 lib/{vaporware.rb => caotral.rb}              |  0
 lib/{vaporware => caotral}/assembler.rb       |  0
 lib/{vaporware => caotral}/assembler/elf.rb   |  0
 .../assembler/elf/header.rb                   |  0
 .../assembler/elf/section.rb                  |  0
 .../assembler/elf/section/bss.rb              |  0
 .../assembler/elf/section/data.rb             |  0
 .../assembler/elf/section/note.rb             |  0
 .../assembler/elf/section/null.rb             |  0
 .../assembler/elf/section/shstrtab.rb         |  0
 .../assembler/elf/section/strtab.rb           |  0
 .../assembler/elf/section/symtab.rb           |  0
 .../assembler/elf/section/text.rb             |  0
 .../assembler/elf/section_header.rb           |  0
 .../assembler/elf/sections.rb                 |  0
 .../assembler/elf/utils.rb                    |  0
 lib/{vaporware => caotral}/compiler.rb        |  0
 .../compiler/generator.rb                     |  0
 lib/{vaporware => caotral}/error.rb           |  0
 lib/{vaporware => caotral}/linker.rb          |  0
 lib/{vaporware => caotral}/version.rb         |  0
 sig/{vaporware => caotral}/assembler.rbs      |  4 +--
 sig/{vaporware => caotral}/assembler/elf.rbs  |  8 +++---
 .../assembler/elf/header.rbs                  |  2 +-
 .../assembler/elf/section.rbs                 |  6 ++---
 .../assembler/elf/section/bss.rbs             |  2 +-
 .../assembler/elf/section/data.rbs            |  2 +-
 .../assembler/elf/section/note.rbs            |  2 +-
 sig/caotral/assembler/elf/section/null.rbs    |  2 ++
 .../assembler/elf/section/shstrtab.rbs        |  2 +-
 .../assembler/elf/section/strtab.rbs          |  2 +-
 .../assembler/elf/section/symtab.rbs          |  2 +-
 .../assembler/elf/section/text.rbs            |  2 +-
 .../assembler/elf/section_header.rbs          |  6 ++---
 .../assembler/elf/sections.rbs                |  6 ++---
 .../assembler/elf/utils.rbs                   |  4 +--
 sig/{vaporware => caotral}/compiler.rbs       |  2 +-
 .../compiler/generator.rbs                    |  2 +-
 .../compiler/linker.rbs                       |  2 +-
 sig/{vaporware.rbs => coatral.rbs}            |  0
 sig/vaporware/assembler/elf/section/null.rbs  |  2 --
 .../assembler/binary/elf/jump_test.rb         |  4 +--
 .../assembler/elf/section/test_note.rb        |  6 ++---
 .../assembler/elf/section/test_shstrtab.rb    |  8 +++---
 .../assembler/elf/section/test_symtab.rb      |  4 +--
 test/caotral/assembler/elf/test_header.rb     | 10 +++++++
 .../assembler/elf/test_section_header.rb      |  4 +--
 test/{vaporware => caotral}/test_assembler.rb |  8 +++---
 test/{vaporware => caotral}/test_compiler.rb  | 14 +++++-----
 test/{vaporware => caotral}/test_linker.rb    |  8 +++---
 .../assembler/binary/elf/lea_addr_test.rb     | 27 -------------------
 .../assembler/binary/elf/xor_test.rb          | 26 ------------------
 test/vaporware/assembler/elf/test_header.rb   | 10 -------
 55 files changed, 73 insertions(+), 126 deletions(-)
 rename vaporware.gemspec => caotral.gemspec (82%)
 rename exe/{vaporware => caotral} (100%)
 rename lib/{vaporware.rb => caotral.rb} (100%)
 rename lib/{vaporware => caotral}/assembler.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/header.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section/bss.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section/data.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section/note.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section/null.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section/shstrtab.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section/strtab.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section/symtab.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section/text.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/section_header.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/sections.rb (100%)
 rename lib/{vaporware => caotral}/assembler/elf/utils.rb (100%)
 rename lib/{vaporware => caotral}/compiler.rb (100%)
 rename lib/{vaporware => caotral}/compiler/generator.rb (100%)
 rename lib/{vaporware => caotral}/error.rb (100%)
 rename lib/{vaporware => caotral}/linker.rb (100%)
 rename lib/{vaporware => caotral}/version.rb (100%)
 rename sig/{vaporware => caotral}/assembler.rbs (87%)
 rename sig/{vaporware => caotral}/assembler/elf.rbs (77%)
 rename sig/{vaporware => caotral}/assembler/elf/header.rbs (95%)
 rename sig/{vaporware => caotral}/assembler/elf/section.rbs (67%)
 rename sig/{vaporware => caotral}/assembler/elf/section/bss.rbs (81%)
 rename sig/{vaporware => caotral}/assembler/elf/section/data.rbs (83%)
 rename sig/{vaporware => caotral}/assembler/elf/section/note.rbs (94%)
 create mode 100644 sig/caotral/assembler/elf/section/null.rbs
 rename sig/{vaporware => caotral}/assembler/elf/section/shstrtab.rbs (86%)
 rename sig/{vaporware => caotral}/assembler/elf/section/strtab.rbs (62%)
 rename sig/{vaporware => caotral}/assembler/elf/section/symtab.rbs (93%)
 rename sig/{vaporware => caotral}/assembler/elf/section/text.rbs (95%)
 rename sig/{vaporware => caotral}/assembler/elf/section_header.rbs (86%)
 rename sig/{vaporware => caotral}/assembler/elf/sections.rbs (65%)
 rename sig/{vaporware => caotral}/assembler/elf/utils.rbs (85%)
 rename sig/{vaporware => caotral}/compiler.rbs (93%)
 rename sig/{vaporware => caotral}/compiler/generator.rbs (96%)
 rename sig/{vaporware => caotral}/compiler/linker.rbs (92%)
 rename sig/{vaporware.rbs => coatral.rbs} (100%)
 delete mode 100644 sig/vaporware/assembler/elf/section/null.rbs
 rename test/{vaporware => caotral}/assembler/binary/elf/jump_test.rb (91%)
 rename test/{vaporware => caotral}/assembler/elf/section/test_note.rb (68%)
 rename test/{vaporware => caotral}/assembler/elf/section/test_shstrtab.rb (54%)
 rename test/{vaporware => caotral}/assembler/elf/section/test_symtab.rb (82%)
 create mode 100644 test/caotral/assembler/elf/test_header.rb
 rename test/{vaporware => caotral}/assembler/elf/test_section_header.rb (66%)
 rename test/{vaporware => caotral}/test_assembler.rb (94%)
 rename test/{vaporware => caotral}/test_compiler.rb (77%)
 rename test/{vaporware => caotral}/test_linker.rb (69%)
 delete mode 100644 test/vaporware/assembler/binary/elf/lea_addr_test.rb
 delete mode 100644 test/vaporware/assembler/binary/elf/xor_test.rb
 delete mode 100644 test/vaporware/assembler/elf/test_header.rb

diff --git a/vaporware.gemspec b/caotral.gemspec
similarity index 82%
rename from vaporware.gemspec
rename to caotral.gemspec
index 4dbb103..2cad5b3 100644
--- a/vaporware.gemspec
+++ b/caotral.gemspec
@@ -3,16 +3,16 @@
 require_relative "lib/vaporware/version"
 
 Gem::Specification.new do |spec|
-  spec.name = "vaporware-compiler"
-  spec.version = Vaporware::VERSION
+  spec.name = "caotral"
+  spec.version = Caotral::VERSION
   spec.authors = ["MATSUMOTO, Katsuyoshi"]
   spec.email = ["github@katsyoshi.org"]
 
-  spec.summary = "Vaporware is the vaporware."
-  spec.description = "Vaporware is the vaporware."
+  spec.summary = "Caotral is the ruby native compiler."
+  spec.description = "Caotral is the vaporware."
   spec.license = "MIT"
   spec.required_ruby_version = ">= 3.2.0"
-  spec.homepage = "https://github.com/katsyoshi/vaporware"
+  spec.homepage = "https://github.com/katsyoshi/caotral"
 
   # Specify which files should be added to the gem when it is released.
   # The `git ls-files -z` loads the files in the RubyGem that have been added into git.
diff --git a/exe/vaporware b/exe/caotral
similarity index 100%
rename from exe/vaporware
rename to exe/caotral
diff --git a/lib/vaporware.rb b/lib/caotral.rb
similarity index 100%
rename from lib/vaporware.rb
rename to lib/caotral.rb
diff --git a/lib/vaporware/assembler.rb b/lib/caotral/assembler.rb
similarity index 100%
rename from lib/vaporware/assembler.rb
rename to lib/caotral/assembler.rb
diff --git a/lib/vaporware/assembler/elf.rb b/lib/caotral/assembler/elf.rb
similarity index 100%
rename from lib/vaporware/assembler/elf.rb
rename to lib/caotral/assembler/elf.rb
diff --git a/lib/vaporware/assembler/elf/header.rb b/lib/caotral/assembler/elf/header.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/header.rb
rename to lib/caotral/assembler/elf/header.rb
diff --git a/lib/vaporware/assembler/elf/section.rb b/lib/caotral/assembler/elf/section.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section.rb
rename to lib/caotral/assembler/elf/section.rb
diff --git a/lib/vaporware/assembler/elf/section/bss.rb b/lib/caotral/assembler/elf/section/bss.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section/bss.rb
rename to lib/caotral/assembler/elf/section/bss.rb
diff --git a/lib/vaporware/assembler/elf/section/data.rb b/lib/caotral/assembler/elf/section/data.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section/data.rb
rename to lib/caotral/assembler/elf/section/data.rb
diff --git a/lib/vaporware/assembler/elf/section/note.rb b/lib/caotral/assembler/elf/section/note.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section/note.rb
rename to lib/caotral/assembler/elf/section/note.rb
diff --git a/lib/vaporware/assembler/elf/section/null.rb b/lib/caotral/assembler/elf/section/null.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section/null.rb
rename to lib/caotral/assembler/elf/section/null.rb
diff --git a/lib/vaporware/assembler/elf/section/shstrtab.rb b/lib/caotral/assembler/elf/section/shstrtab.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section/shstrtab.rb
rename to lib/caotral/assembler/elf/section/shstrtab.rb
diff --git a/lib/vaporware/assembler/elf/section/strtab.rb b/lib/caotral/assembler/elf/section/strtab.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section/strtab.rb
rename to lib/caotral/assembler/elf/section/strtab.rb
diff --git a/lib/vaporware/assembler/elf/section/symtab.rb b/lib/caotral/assembler/elf/section/symtab.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section/symtab.rb
rename to lib/caotral/assembler/elf/section/symtab.rb
diff --git a/lib/vaporware/assembler/elf/section/text.rb b/lib/caotral/assembler/elf/section/text.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section/text.rb
rename to lib/caotral/assembler/elf/section/text.rb
diff --git a/lib/vaporware/assembler/elf/section_header.rb b/lib/caotral/assembler/elf/section_header.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/section_header.rb
rename to lib/caotral/assembler/elf/section_header.rb
diff --git a/lib/vaporware/assembler/elf/sections.rb b/lib/caotral/assembler/elf/sections.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/sections.rb
rename to lib/caotral/assembler/elf/sections.rb
diff --git a/lib/vaporware/assembler/elf/utils.rb b/lib/caotral/assembler/elf/utils.rb
similarity index 100%
rename from lib/vaporware/assembler/elf/utils.rb
rename to lib/caotral/assembler/elf/utils.rb
diff --git a/lib/vaporware/compiler.rb b/lib/caotral/compiler.rb
similarity index 100%
rename from lib/vaporware/compiler.rb
rename to lib/caotral/compiler.rb
diff --git a/lib/vaporware/compiler/generator.rb b/lib/caotral/compiler/generator.rb
similarity index 100%
rename from lib/vaporware/compiler/generator.rb
rename to lib/caotral/compiler/generator.rb
diff --git a/lib/vaporware/error.rb b/lib/caotral/error.rb
similarity index 100%
rename from lib/vaporware/error.rb
rename to lib/caotral/error.rb
diff --git a/lib/vaporware/linker.rb b/lib/caotral/linker.rb
similarity index 100%
rename from lib/vaporware/linker.rb
rename to lib/caotral/linker.rb
diff --git a/lib/vaporware/version.rb b/lib/caotral/version.rb
similarity index 100%
rename from lib/vaporware/version.rb
rename to lib/caotral/version.rb
diff --git a/sig/vaporware/assembler.rbs b/sig/caotral/assembler.rbs
similarity index 87%
rename from sig/vaporware/assembler.rbs
rename to sig/caotral/assembler.rbs
index 337cc67..1f305dd 100644
--- a/sig/vaporware/assembler.rbs
+++ b/sig/caotral/assembler.rbs
@@ -1,5 +1,5 @@
-use Vaporware::Assembler::ELF
-class Vaporware::Assembler
+use Caotral::Assembler::ELF
+class Caotral::Assembler
   @input: String
   @output: String
   @assembler: String
diff --git a/sig/vaporware/assembler/elf.rbs b/sig/caotral/assembler/elf.rbs
similarity index 77%
rename from sig/vaporware/assembler/elf.rbs
rename to sig/caotral/assembler/elf.rbs
index baaf530..30dc8c1 100644
--- a/sig/vaporware/assembler/elf.rbs
+++ b/sig/caotral/assembler/elf.rbs
@@ -1,8 +1,8 @@
-use Vaporware::Assembler::ELF::Header
-use Vaporware::Assembler::ELF::Section::Text
-use Vaporware::Assembler::ELF::Sections
+use Caotral::Assembler::ELF::Header
+use Caotral::Assembler::ELF::Section::Text
+use Caotral::Assembler::ELF::Sections
 
-class Vaporware::Assembler::ELF
+class Caotral::Assembler::ELF
   Error: singleton(StandardError)
 
   @input: String
diff --git a/sig/vaporware/assembler/elf/header.rbs b/sig/caotral/assembler/elf/header.rbs
similarity index 95%
rename from sig/vaporware/assembler/elf/header.rbs
rename to sig/caotral/assembler/elf/header.rbs
index 33b559d..73939cc 100644
--- a/sig/vaporware/assembler/elf/header.rbs
+++ b/sig/caotral/assembler/elf/header.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Assembler::ELF::Header
+class Caotral::Assembler::ELF::Header
   IDENT: Array[Integer]
   ELF_FILE_TYPE: Hash[Symbol, Integer]
 
diff --git a/sig/vaporware/assembler/elf/section.rbs b/sig/caotral/assembler/elf/section.rbs
similarity index 67%
rename from sig/vaporware/assembler/elf/section.rbs
rename to sig/caotral/assembler/elf/section.rbs
index f533ef1..0a6464c 100644
--- a/sig/vaporware/assembler/elf/section.rbs
+++ b/sig/caotral/assembler/elf/section.rbs
@@ -1,7 +1,7 @@
-use Vaporware::Assembler::ELF::SectionHeader
-use Vaporware::Assembler::ELF::Section::*
+use Caotral::Assembler::ELF::SectionHeader
+use Caotral::Assembler::ELF::Section::*
 
-class Vaporware::Assembler::ELF::Section
+class Caotral::Assembler::ELF::Section
   attr_reader name: String
   attr_reader header: SectionHeader
   attr_reader body: Text | Null | Data | BSS | Symtab | Shstrtab | Strtab | Note
diff --git a/sig/vaporware/assembler/elf/section/bss.rbs b/sig/caotral/assembler/elf/section/bss.rbs
similarity index 81%
rename from sig/vaporware/assembler/elf/section/bss.rbs
rename to sig/caotral/assembler/elf/section/bss.rbs
index 630968a..aef578f 100644
--- a/sig/vaporware/assembler/elf/section/bss.rbs
+++ b/sig/caotral/assembler/elf/section/bss.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Assembler::ELF::Section::BSS
+class Caotral::Assembler::ELF::Section::BSS
   attr_reader size: Integer
   attr_reader offset: Integer
 
diff --git a/sig/vaporware/assembler/elf/section/data.rbs b/sig/caotral/assembler/elf/section/data.rbs
similarity index 83%
rename from sig/vaporware/assembler/elf/section/data.rbs
rename to sig/caotral/assembler/elf/section/data.rbs
index c6153cc..4072247 100644
--- a/sig/vaporware/assembler/elf/section/data.rbs
+++ b/sig/caotral/assembler/elf/section/data.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Assembler::ELF::Section::Data
+class Caotral::Assembler::ELF::Section::Data
   PREFIX: Hash[Symbol, Integer]
   REGISTER_CODE: Hash[Symbol, Integer]
   OPECODE: Hash[Symbol, Integer]
diff --git a/sig/vaporware/assembler/elf/section/note.rbs b/sig/caotral/assembler/elf/section/note.rbs
similarity index 94%
rename from sig/vaporware/assembler/elf/section/note.rbs
rename to sig/caotral/assembler/elf/section/note.rbs
index b0f0b24..4365e76 100644
--- a/sig/vaporware/assembler/elf/section/note.rbs
+++ b/sig/caotral/assembler/elf/section/note.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Assembler::ELF::Section::Note
+class Caotral::Assembler::ELF::Section::Note
   def self.gnu_property: () -> String
 
   @nsize: Array[Integer]?
diff --git a/sig/caotral/assembler/elf/section/null.rbs b/sig/caotral/assembler/elf/section/null.rbs
new file mode 100644
index 0000000..d01a3a3
--- /dev/null
+++ b/sig/caotral/assembler/elf/section/null.rbs
@@ -0,0 +1,2 @@
+class Caotral::Assembler::ELF::Section::Null
+end
diff --git a/sig/vaporware/assembler/elf/section/shstrtab.rbs b/sig/caotral/assembler/elf/section/shstrtab.rbs
similarity index 86%
rename from sig/vaporware/assembler/elf/section/shstrtab.rbs
rename to sig/caotral/assembler/elf/section/shstrtab.rbs
index 0233e63..606b339 100644
--- a/sig/vaporware/assembler/elf/section/shstrtab.rbs
+++ b/sig/caotral/assembler/elf/section/shstrtab.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Assembler::ELF::Section::Shstrtab
+class Caotral::Assembler::ELF::Section::Shstrtab
   @strtab: Array[Integer]
   def initialize: () -> void
   def build: () -> String
diff --git a/sig/vaporware/assembler/elf/section/strtab.rbs b/sig/caotral/assembler/elf/section/strtab.rbs
similarity index 62%
rename from sig/vaporware/assembler/elf/section/strtab.rbs
rename to sig/caotral/assembler/elf/section/strtab.rbs
index 7ba992f..0a8c77a 100644
--- a/sig/vaporware/assembler/elf/section/strtab.rbs
+++ b/sig/caotral/assembler/elf/section/strtab.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Assembler::ELF::Section::Strtab
+class Caotral::Assembler::ELF::Section::Strtab
   @name: String
   def initialize: (String) -> void
   def build: () -> String
diff --git a/sig/vaporware/assembler/elf/section/symtab.rbs b/sig/caotral/assembler/elf/section/symtab.rbs
similarity index 93%
rename from sig/vaporware/assembler/elf/section/symtab.rbs
rename to sig/caotral/assembler/elf/section/symtab.rbs
index 06071aa..bd1dc90 100644
--- a/sig/vaporware/assembler/elf/section/symtab.rbs
+++ b/sig/caotral/assembler/elf/section/symtab.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Assembler::ELF::Section::Symtab
+class Caotral::Assembler::ELF::Section::Symtab
   @name: Array[Integer]?
   @info: Array[Integer]
   @other: Array[Integer]
diff --git a/sig/vaporware/assembler/elf/section/text.rbs b/sig/caotral/assembler/elf/section/text.rbs
similarity index 95%
rename from sig/vaporware/assembler/elf/section/text.rbs
rename to sig/caotral/assembler/elf/section/text.rbs
index 747d3d9..3ba0464 100644
--- a/sig/vaporware/assembler/elf/section/text.rbs
+++ b/sig/caotral/assembler/elf/section/text.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Assembler::ELF::Section::Text
+class Caotral::Assembler::ELF::Section::Text
   PREFIX: Hash[Symbol, Integer]
   REGISTER_CODE: Hash[Symbol, Integer]
   OPECODE: Hash[Symbol, Array[Integer]]
diff --git a/sig/vaporware/assembler/elf/section_header.rbs b/sig/caotral/assembler/elf/section_header.rbs
similarity index 86%
rename from sig/vaporware/assembler/elf/section_header.rbs
rename to sig/caotral/assembler/elf/section_header.rbs
index 7c67f50..1fb5aab 100644
--- a/sig/vaporware/assembler/elf/section_header.rbs
+++ b/sig/caotral/assembler/elf/section_header.rbs
@@ -1,6 +1,6 @@
-use Vaporware::Assembler::ELF
+use Caotral::Assembler::ELF
 
-class Vaporware::Assembler::ELF::SectionHeader
+class Caotral::Assembler::ELF::SectionHeader
   @name: Array[Integer]?
   @type: Array[Integer]?
   @flags: Array[Integer]?
@@ -13,7 +13,7 @@ class Vaporware::Assembler::ELF::SectionHeader
   @entsize: Array[Integer]?
 
   def build: () -> String
-  def set!: (?name: Integer?, ?type: Integer?, ?flags: Integer?, ?addr: Integer?, ?offset: Integer?, ?size: Integer?, ?link: Integer?, ?info: Integer?, ?addralign: Integer?, ?entsize: Integer?) -> Vaporware::Assembler::ELF::SectionHeader
+  def set!: (?name: Integer?, ?type: Integer?, ?flags: Integer?, ?addr: Integer?, ?offset: Integer?, ?size: Integer?, ?link: Integer?, ?info: Integer?, ?addralign: Integer?, ?entsize: Integer?) -> Caotral::Assembler::ELF::SectionHeader
   def null!: () -> ELF::SectionHeader
   def text!: () -> ELF::SectionHeader
   def note!: () -> ELF::SectionHeader
diff --git a/sig/vaporware/assembler/elf/sections.rbs b/sig/caotral/assembler/elf/sections.rbs
similarity index 65%
rename from sig/vaporware/assembler/elf/sections.rbs
rename to sig/caotral/assembler/elf/sections.rbs
index 74aa795..ce38395 100644
--- a/sig/vaporware/assembler/elf/sections.rbs
+++ b/sig/caotral/assembler/elf/sections.rbs
@@ -1,6 +1,6 @@
-use Vaporware::Assembler::ELF::Section
+use Caotral::Assembler::ELF::Section
 
-class Vaporware::Assembler::ELF::Sections
+class Caotral::Assembler::ELF::Sections
   ATTRIBUTES: Array[Symbol]
   attr_reader null: Section
   attr_reader text: Section
@@ -12,5 +12,5 @@ class Vaporware::Assembler::ELF::Sections
   attr_reader shstrtab: Section
 
   def initialize: () -> void
-  def each: (){ (Vaporware::Assembler::ELF::Section) -> void } -> void
+  def each: (){ (Caotral::Assembler::ELF::Section) -> void } -> void
 end
diff --git a/sig/vaporware/assembler/elf/utils.rbs b/sig/caotral/assembler/elf/utils.rbs
similarity index 85%
rename from sig/vaporware/assembler/elf/utils.rbs
rename to sig/caotral/assembler/elf/utils.rbs
index 253abed..2641788 100644
--- a/sig/vaporware/assembler/elf/utils.rbs
+++ b/sig/caotral/assembler/elf/utils.rbs
@@ -1,6 +1,6 @@
-use Vaporware::Assembler::ELF::Error
+use Caotral::Assembler::ELF::Error
 
-module Vaporware::Assembler::ELF::Utils
+module Caotral::Assembler::ELF::Utils
   def build: () -> String
   def size: () -> Integer
   def empties: () -> Array[Symbol]
diff --git a/sig/vaporware/compiler.rbs b/sig/caotral/compiler.rbs
similarity index 93%
rename from sig/vaporware/compiler.rbs
rename to sig/caotral/compiler.rbs
index b6914d2..12bd285 100644
--- a/sig/vaporware/compiler.rbs
+++ b/sig/caotral/compiler.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Compiler
+class Caotral::Compiler
   GCC_LD_PATH: String
   LD_PATH: String
   DYN_LD_PATH: String
diff --git a/sig/vaporware/compiler/generator.rbs b/sig/caotral/compiler/generator.rbs
similarity index 96%
rename from sig/vaporware/compiler/generator.rbs
rename to sig/caotral/compiler/generator.rbs
index 82bad73..3eba879 100644
--- a/sig/vaporware/compiler/generator.rbs
+++ b/sig/caotral/compiler/generator.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Compiler::Generator
+class Caotral::Compiler::Generator
   REGISTER: Array[String]
 
   # attr_reader
diff --git a/sig/vaporware/compiler/linker.rbs b/sig/caotral/compiler/linker.rbs
similarity index 92%
rename from sig/vaporware/compiler/linker.rbs
rename to sig/caotral/compiler/linker.rbs
index 2c90bee..7fbf9de 100644
--- a/sig/vaporware/compiler/linker.rbs
+++ b/sig/caotral/compiler/linker.rbs
@@ -1,4 +1,4 @@
-class Vaporware::Compiler::Linker
+class Caotral::Compiler::Linker
   @input: String
   @output: String
   @linker: String
diff --git a/sig/vaporware.rbs b/sig/coatral.rbs
similarity index 100%
rename from sig/vaporware.rbs
rename to sig/coatral.rbs
diff --git a/sig/vaporware/assembler/elf/section/null.rbs b/sig/vaporware/assembler/elf/section/null.rbs
deleted file mode 100644
index 413179c..0000000
--- a/sig/vaporware/assembler/elf/section/null.rbs
+++ /dev/null
@@ -1,2 +0,0 @@
-class Vaporware::Assembler::ELF::Section::Null
-end
diff --git a/test/vaporware/assembler/binary/elf/jump_test.rb b/test/caotral/assembler/binary/elf/jump_test.rb
similarity index 91%
rename from test/vaporware/assembler/binary/elf/jump_test.rb
rename to test/caotral/assembler/binary/elf/jump_test.rb
index cfa8b58..3ac76a7 100644
--- a/test/vaporware/assembler/binary/elf/jump_test.rb
+++ b/test/caotral/assembler/binary/elf/jump_test.rb
@@ -7,7 +7,7 @@ def test_forward_jump
     input = Pathname.pwd.join("sample", "assembler", "jmp_forward.s").to_s
     output = "jmp_forward.o"
 
-    assembler = Vaporware::Assembler.new(input:, output:)
+    assembler = Caotral::Assembler.new(input:, output:)
     _header, _null, text, = assembler.to_elf
 
     expected = [
@@ -31,7 +31,7 @@ def test_backward_jump
     input = Pathname.pwd.join("sample", "assembler", "jmp_backward.s").to_s
     output = "jmp_backward.o"
 
-    assembler = Vaporware::Assembler.new(input:, output:)
+    assembler = Caotral::Assembler.new(input:, output:)
     _header, _null, text, = assembler.to_elf
 
     expected = [
diff --git a/test/vaporware/assembler/elf/section/test_note.rb b/test/caotral/assembler/elf/section/test_note.rb
similarity index 68%
rename from test/vaporware/assembler/elf/section/test_note.rb
rename to test/caotral/assembler/elf/section/test_note.rb
index 9c9a496..00a875a 100644
--- a/test/vaporware/assembler/elf/section/test_note.rb
+++ b/test/caotral/assembler/elf/section/test_note.rb
@@ -1,13 +1,13 @@
 require "vaporware"
 require "test/unit"
 
-class Vaporware::Assembler::ELF::Section::NoteTest < Test::Unit::TestCase
+class Caotral::Assembler::ELF::Section::NoteTest < Test::Unit::TestCase
   def reference_binary = "\x04\x00\x00\x00 \x00\x00\x00\x05\x00\x00\x00GNU\x00\x02\x00\x01\xC0\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x01\xC0\x04\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00".force_encoding("ASCII-8BIT")
-  def setup = @note = Vaporware::Assembler::ELF::Section::Note.new
+  def setup = @note = Caotral::Assembler::ELF::Section::Note.new
 
   def test_gnu_property!
     assert_equal(
-      Vaporware::Assembler::ELF::Section::Note.gnu_property,
+      Caotral::Assembler::ELF::Section::Note.gnu_property,
       reference_binary
     )
     assert_equal(
diff --git a/test/vaporware/assembler/elf/section/test_shstrtab.rb b/test/caotral/assembler/elf/section/test_shstrtab.rb
similarity index 54%
rename from test/vaporware/assembler/elf/section/test_shstrtab.rb
rename to test/caotral/assembler/elf/section/test_shstrtab.rb
index fc2ab48..d7b43ee 100644
--- a/test/vaporware/assembler/elf/section/test_shstrtab.rb
+++ b/test/caotral/assembler/elf/section/test_shstrtab.rb
@@ -1,8 +1,8 @@
 require "vaporware"
 require "test/unit"
 
-class Vaporware::Assembler::ELF::Section::TestShstrtab < Test::Unit::TestCase
-  def setup = @shstrtab = Vaporware::Assembler::ELF::Section::Shstrtab.new
+class Caotral::Assembler::ELF::Section::TestShstrtab < Test::Unit::TestCase
+  def setup = @shstrtab = Caotral::Assembler::ELF::Section::Shstrtab.new
   def test_set_values
     binary = "\x00.text\x00".force_encoding("ASCII-8BIT")
     @shstrtab.set!(name: "text")
@@ -12,7 +12,7 @@ def test_set_values
     assert_equal(@shstrtab.build, binary)
   end
   def test_alert_values
-    assert_raise(Vaporware::Assembler::ELF::Error) { @shstrtab.set!(name: :main) }
-    assert_raise(Vaporware::Assembler::ELF::Error) { @shstrtab.set!(name: 123) }
+    assert_raise(Caotral::Assembler::ELF::Error) { @shstrtab.set!(name: :main) }
+    assert_raise(Caotral::Assembler::ELF::Error) { @shstrtab.set!(name: 123) }
   end
 end
diff --git a/test/vaporware/assembler/elf/section/test_symtab.rb b/test/caotral/assembler/elf/section/test_symtab.rb
similarity index 82%
rename from test/vaporware/assembler/elf/section/test_symtab.rb
rename to test/caotral/assembler/elf/section/test_symtab.rb
index bac0176..add52cd 100644
--- a/test/vaporware/assembler/elf/section/test_symtab.rb
+++ b/test/caotral/assembler/elf/section/test_symtab.rb
@@ -1,8 +1,8 @@
 require "vaporware"
 require "test/unit"
 
-class Vaporware::Assembler::ELF::Section::TestSymtab < Test::Unit::TestCase
-  def setup = @symtab = Vaporware::Assembler::ELF::Section::Symtab.new
+class Caotral::Assembler::ELF::Section::TestSymtab < Test::Unit::TestCase
+  def setup = @symtab = Caotral::Assembler::ELF::Section::Symtab.new
 
   def test_default_values
     binary = "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00".force_encoding("ASCII-8BIT")
diff --git a/test/caotral/assembler/elf/test_header.rb b/test/caotral/assembler/elf/test_header.rb
new file mode 100644
index 0000000..12d8e33
--- /dev/null
+++ b/test/caotral/assembler/elf/test_header.rb
@@ -0,0 +1,10 @@
+require "vaporware"
+require "test/unit"
+
+class Caotral::Assembler::ELF::HeaderTest < Test::Unit::TestCase
+  def setup = @elf_header = Caotral::Assembler::ELF::Header.new
+
+  def test_build_elf_header
+    # TODO: ELF Header Section binary
+  end
+end
diff --git a/test/vaporware/assembler/elf/test_section_header.rb b/test/caotral/assembler/elf/test_section_header.rb
similarity index 66%
rename from test/vaporware/assembler/elf/test_section_header.rb
rename to test/caotral/assembler/elf/test_section_header.rb
index b2358e4..b08edd6 100644
--- a/test/vaporware/assembler/elf/test_section_header.rb
+++ b/test/caotral/assembler/elf/test_section_header.rb
@@ -1,8 +1,8 @@
 require "vaporware"
 require "test/unit"
 
-class Vaporware::Assembler::ELF::SectionHeaderTest < Test::Unit::TestCase
-  def setup = @section_header = Vaporware::Assembler::ELF::SectionHeader.new
+class Caotral::Assembler::ELF::SectionHeaderTest < Test::Unit::TestCase
+  def setup = @section_header = Caotral::Assembler::ELF::SectionHeader.new
   def test_null!
     assert(@section_header.null!)
     assert_equal(@section_header.build.size, 64)
diff --git a/test/vaporware/test_assembler.rb b/test/caotral/test_assembler.rb
similarity index 94%
rename from test/vaporware/test_assembler.rb
rename to test/caotral/test_assembler.rb
index e10e033..859807e 100644
--- a/test/vaporware/test_assembler.rb
+++ b/test/caotral/test_assembler.rb
@@ -3,11 +3,11 @@
 require "tempfile"
 require "pathname"
 
-class Vaporware::Assembler::ELFTest < Test::Unit::TestCase
+class Caotral::Assembler::ELFTest < Test::Unit::TestCase
   def test_to_elf
     input = Pathname.pwd.join('sample', 'assembler', 'plus.s').to_s
 
-    assembler = Vaporware::Assembler.new(input:, output: "amd64.o")
+    assembler = Caotral::Assembler.new(input:, output: "amd64.o")
     header, null, text, data, bss, note, symtab, strtab, shstrtab, *section_headers = assembler.to_elf
     sh_null, sh_text, sh_data, sh_bss, sh_note, sh_symtab, sh_strtab, sh_shstrtab = section_headers
     r_header, r_null, r_text, r_data, r_bss, r_note, r_symtab, r_strtab, r_shstrtab, *r_section_headers = dumped_references
@@ -36,12 +36,12 @@ def test_to_elf
 
   def test_assembler_command
     input = Pathname.pwd.join('sample', 'assembler', 'plus.s').to_s
-    assembler = Vaporware::Assembler.new(input:, output: "amd64.o")
+    assembler = Caotral::Assembler.new(input:, output: "amd64.o")
     assert_equal("as", assembler.command("as"))
     assert_equal("as", assembler.command("gcc"))
     assert_equal("clang", assembler.command("clang"))
     assert_match(/clang/, assembler.command("llvm"))
-    assert_raise(Vaporware::Assembler::Error) { assembler.command("foo") }
+    assert_raise(Caotral::Assembler::Error) { assembler.command("foo") }
   end
 
   def dumped_references
diff --git a/test/vaporware/test_compiler.rb b/test/caotral/test_compiler.rb
similarity index 77%
rename from test/vaporware/test_compiler.rb
rename to test/caotral/test_compiler.rb
index ba89b00..b877792 100644
--- a/test/vaporware/test_compiler.rb
+++ b/test/caotral/test_compiler.rb
@@ -1,7 +1,7 @@
 require "vaporware"
 require "test/unit"
 
-class Vaporware::CompilerTest < Test::Unit::TestCase
+class Caotral::CompilerTest < Test::Unit::TestCase
   def setup = @generated = ["tmp.s", "tmp.o"]
   def teardown
     File.delete("tmp") if File.exist?("tmp")
@@ -9,7 +9,7 @@ def teardown
   end
   def test_sample_plus
     @file = "sample/plus.rb"
-    @vaporware = Vaporware.compile!(input: @file, assembler: "self")
+    @vaporware = Caotral.compile!(input: @file, assembler: "self")
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(9, exit_code)
@@ -18,7 +18,7 @@ def test_sample_plus
 
   def test_sample_variable
     @file = "sample/variable.rb"
-    @vaporware = Vaporware.compile!(input: @file, assembler: "self")
+    @vaporware = Caotral.compile!(input: @file, assembler: "self")
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(1, exit_code)
@@ -27,7 +27,7 @@ def test_sample_variable
 
   def test_sample_if
     @file = "sample/if.rb"
-    @vaporware = Vaporware.compile!(input: @file)
+    @vaporware = Caotral.compile!(input: @file)
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(1, exit_code)
@@ -36,7 +36,7 @@ def test_sample_if
 
   def test_sample_else
     @file = "sample/else.rb"
-    @vaporware = Vaporware.compile!(input: @file)
+    @vaporware = Caotral.compile!(input: @file)
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(2, exit_code)
@@ -45,7 +45,7 @@ def test_sample_else
 
   def test_sample_while
     @file = "sample/while.rb"
-    @vaporware = Vaporware.compile!(input: @file)
+    @vaporware = Caotral.compile!(input: @file)
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(55, exit_code)
@@ -55,7 +55,7 @@ def test_sample_while
   def test_sample_call_method
     @generated = ["libtmp.so", "libtmp.so.o", "libtmp.so.s"]
     @file = "sample/method.rb"
-    @vaporware = Vaporware.compile!(input: @file, output: "./libtmp.so", shared: true, linker: "mold", assembler: "as")
+    @vaporware = Caotral.compile!(input: @file, output: "./libtmp.so", shared: true, linker: "mold", assembler: "as")
     require './sample/fiddle.rb'
     assert_equal(10, X.aibo)
   end
diff --git a/test/vaporware/test_linker.rb b/test/caotral/test_linker.rb
similarity index 69%
rename from test/vaporware/test_linker.rb
rename to test/caotral/test_linker.rb
index bac6e55..4ac61b9 100644
--- a/test/vaporware/test_linker.rb
+++ b/test/caotral/test_linker.rb
@@ -1,17 +1,17 @@
 require "vaporware"
 require "test/unit"
 
-class Vaporware::LinkerTest < Test::Unit::TestCase
+class Caotral::LinkerTest < Test::Unit::TestCase
   def test_librarie
-    linker = Vaporware::Linker.new(input: "tmp.o")
+    linker = Caotral::Linker.new(input: "tmp.o")
     assert_false(linker.libpath.empty?, "should not be empty")
     assert_false(linker.gcc_libpath.empty?, "should not be empty")
   end
 
   def test_link_command
-    linker = Vaporware::Linker.new(input: "tmp.o", output: "tmp")
+    linker = Caotral::Linker.new(input: "tmp.o", output: "tmp")
     assert_match(%r|mold -o tmp -m elf_x86_64 -dynamic-linker /lib64/ld-linux-x86-64.so.2 /.+/crt1.o /.+/crti.o /.+/crtbegin.o /.+/crtend.o /.+/libc.so /.+/crtn.o tmp.o|, linker.link_command)
-    linker = Vaporware::Linker.new(input: "tmp.o", output: "tmp", shared: true)
+    linker = Caotral::Linker.new(input: "tmp.o", output: "tmp", shared: true)
     assert_match(%r|mold -o tmp -m elf_x86_64 --shared /.+/crti.o /.+/crtbeginS.o /.+/crtendS.o /.+/libc.so /.+/crtn.o tmp.o|, linker.link_command)
   end
 end
diff --git a/test/vaporware/assembler/binary/elf/lea_addr_test.rb b/test/vaporware/assembler/binary/elf/lea_addr_test.rb
deleted file mode 100644
index 8fd0e67..0000000
--- a/test/vaporware/assembler/binary/elf/lea_addr_test.rb
+++ /dev/null
@@ -1,27 +0,0 @@
-require "vaporware"
-require "test/unit"
-require "pathname"
-
-class ELFLeaTest < Test::Unit::TestCase
-  def test_lea_addr
-    input = Pathname.pwd.join("sample", "assembler", "lea_addr.s").to_s
-    output = "lea_addr.o"
-
-    assembler = Vaporware::Assembler.new(input:, output:)
-    _header, _null, text, = assembler.to_elf
-
-    expected = [
-      0x55,
-      0x48, 0x89, 0xe5,
-      0x48, 0x83, 0xEC, 0x08,
-      0x48, 0x8D, 0x45, 0xF8,
-      0x48, 0x89, 0xec,
-      0x5d,
-      0xc3,
-    ]
-
-    assert_equal(expected, text.unpack("C*")[...expected.size])
-  ensure
-    File.delete(output) if File.exist?(output)
-  end
-end
diff --git a/test/vaporware/assembler/binary/elf/xor_test.rb b/test/vaporware/assembler/binary/elf/xor_test.rb
deleted file mode 100644
index 4f1c859..0000000
--- a/test/vaporware/assembler/binary/elf/xor_test.rb
+++ /dev/null
@@ -1,26 +0,0 @@
-require "vaporware"
-require "test/unit"
-require "pathname"
-
-class ELFXorTest < Test::Unit::TestCase
-  def test_xor_zero
-    input = Pathname.pwd.join("sample", "assembler", "xor_zero.s").to_s
-    output = "xor_zero.o"
-
-    assembler = Vaporware::Assembler.new(input:, output:)
-    _header, _null, text, = assembler.to_elf
-
-    expected = [
-      0x55, # push rbp
-      0x48, 0x89, 0xe5, # mov rbp, rsp
-      0x48, 0x31, 0xc0, # xor rax, rax
-      0x48, 0x89, 0xec, # mov rsp, rbp
-      0x5d, # pop rbp
-      0xc3, # ret
-    ]
-
-    assert_equal(expected, text.unpack("C*")[...expected.size])
-  ensure
-    File.delete(output) if File.exist?(output)
-  end
-end
diff --git a/test/vaporware/assembler/elf/test_header.rb b/test/vaporware/assembler/elf/test_header.rb
deleted file mode 100644
index 58cc929..0000000
--- a/test/vaporware/assembler/elf/test_header.rb
+++ /dev/null
@@ -1,10 +0,0 @@
-require "vaporware"
-require "test/unit"
-
-class Vaporware::Assembler::ELF::HeaderTest < Test::Unit::TestCase
-  def setup = @elf_header = Vaporware::Assembler::ELF::Header.new
-
-  def test_build_elf_header
-    # TODO: ELF Header Section binary
-  end
-end

From e7f85811ed64925b57cf5a1c2b8b87ccce30f18a Mon Sep 17 00:00:00 2001
From: "MATSUMOTO, Katsuyoshi" <github@katsyoshi.org>
Date: Tue, 23 Dec 2025 23:22:20 +0900
Subject: [PATCH 2/3] replace vaporware to caotral

---
 Gemfile                                       |  2 +-
 README.md                                     |  4 +--
 Rakefile                                      |  2 +-
 bin/console                                   |  2 +-
 caotral.gemspec                               |  4 +--
 exe/caotral                                   |  8 +++---
 lib/caotral.rb                                | 16 +++++------
 lib/caotral/assembler.rb                      |  2 +-
 lib/caotral/assembler/elf.rb                  |  2 +-
 lib/caotral/assembler/elf/header.rb           |  4 +--
 lib/caotral/assembler/elf/section.rb          |  6 ++---
 lib/caotral/assembler/elf/section/bss.rb      |  4 +--
 lib/caotral/assembler/elf/section/data.rb     |  4 +--
 lib/caotral/assembler/elf/section/note.rb     |  4 +--
 lib/caotral/assembler/elf/section/null.rb     |  4 +--
 lib/caotral/assembler/elf/section/shstrtab.rb |  8 +++---
 lib/caotral/assembler/elf/section/strtab.rb   |  4 +--
 lib/caotral/assembler/elf/section/symtab.rb   |  4 +--
 lib/caotral/assembler/elf/section/text.rb     |  8 +++---
 lib/caotral/assembler/elf/section_header.rb   |  4 +--
 lib/caotral/assembler/elf/sections.rb         | 18 ++++++-------
 lib/caotral/assembler/elf/utils.rb            |  8 +++---
 lib/caotral/compiler.rb                       |  4 +--
 lib/caotral/compiler/generator.rb             |  2 +-
 lib/caotral/error.rb                          |  2 +-
 lib/caotral/linker.rb                         |  2 +-
 lib/caotral/version.rb                        |  2 +-
 rbs_collection.yaml                           |  2 +-
 sig/coatral.rbs                               |  2 +-
 .../caotral/assembler/binary/elf/jump_test.rb |  2 +-
 .../assembler/binary/elf/lea_addr_test.rb     | 27 +++++++++++++++++++
 test/caotral/assembler/binary/elf/xor_test.rb | 26 ++++++++++++++++++
 .../elf/{test_header.rb => header_test.rb}    |  2 +-
 .../section/{test_note.rb => note_test.rb}    |  2 +-
 .../{test_shstrtab.rb => shstrtab_test.rb}    |  2 +-
 .../{test_symtab.rb => symtab_test.rb}        |  2 +-
 ...ction_header.rb => section_header_test.rb} |  2 +-
 .../{test_assembler.rb => assembler_test.rb}  |  2 +-
 .../{test_compiler.rb => compiler_test.rb}    | 14 +++++-----
 .../{test_linker.rb => linker_test.rb}        |  2 +-
 40 files changed, 137 insertions(+), 84 deletions(-)
 create mode 100644 test/caotral/assembler/binary/elf/lea_addr_test.rb
 create mode 100644 test/caotral/assembler/binary/elf/xor_test.rb
 rename test/caotral/assembler/elf/{test_header.rb => header_test.rb} (91%)
 rename test/caotral/assembler/elf/section/{test_note.rb => note_test.rb} (96%)
 rename test/caotral/assembler/elf/section/{test_shstrtab.rb => shstrtab_test.rb} (97%)
 rename test/caotral/assembler/elf/section/{test_symtab.rb => symtab_test.rb} (97%)
 rename test/caotral/assembler/elf/{test_section_header.rb => section_header_test.rb} (95%)
 rename test/caotral/{test_assembler.rb => assembler_test.rb} (99%)
 rename test/caotral/{test_compiler.rb => compiler_test.rb} (79%)
 rename test/caotral/{test_linker.rb => linker_test.rb} (97%)

diff --git a/Gemfile b/Gemfile
index 0e0df1f..71a260b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@
 
 source "https://rubygems.org"
 
-# Specify your gem's dependencies in vaporware.gemspec
+# Specify your gem's dependencies in caotral.gemspec
 gemspec
 
 gem "rake", "~> 13.0"
diff --git a/README.md b/README.md
index ee0d5bf..d2e6848 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,3 @@
-# Vaporware
+# Caotral
 
-it's the vaporware.
+it's the caotral.
diff --git a/Rakefile b/Rakefile
index 1a2e030..98f9b71 100644
--- a/Rakefile
+++ b/Rakefile
@@ -8,7 +8,7 @@ require "steep/cli"
 task default: %i[test]
 
 Rake::TestTask.new do |t|
-  t.test_files = FileList['test/test*.rb', 'test/**/test*.rb', 'test/**/*_test.rb']
+  t.test_files = FileList['test/**/*_test.rb']
 end
 
 namespace :steep do
diff --git a/bin/console b/bin/console
index 1c78074..f4051a4 100755
--- a/bin/console
+++ b/bin/console
@@ -2,7 +2,7 @@
 # frozen_string_literal: true
 
 require "bundler/setup"
-require "vaporware"
+require "caotral"
 
 # You can add fixtures and/or initialization code here to make experimenting
 # with your gem easier. You can also use a different console, if you like.
diff --git a/caotral.gemspec b/caotral.gemspec
index 2cad5b3..6ddf92d 100644
--- a/caotral.gemspec
+++ b/caotral.gemspec
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-require_relative "lib/vaporware/version"
+require_relative "lib/caotral/version"
 
 Gem::Specification.new do |spec|
   spec.name = "caotral"
@@ -9,7 +9,7 @@ Gem::Specification.new do |spec|
   spec.email = ["github@katsyoshi.org"]
 
   spec.summary = "Caotral is the ruby native compiler."
-  spec.description = "Caotral is the vaporware."
+  spec.description = "Caotral is the caotral."
   spec.license = "MIT"
   spec.required_ruby_version = ">= 3.2.0"
   spec.homepage = "https://github.com/katsyoshi/caotral"
diff --git a/exe/caotral b/exe/caotral
index 6196846..cfd7c54 100755
--- a/exe/caotral
+++ b/exe/caotral
@@ -1,6 +1,6 @@
 #!/usr/bin/env ruby
 
-require "vaporware"
+require "caotral"
 require "optparse"
 opt = OptionParser.new
 options = {
@@ -70,17 +70,17 @@ basename = File.expand_path(File.basename(input, ".*"))
 extname = File.extname(output) == ".so"
 
 output = basename + ".s"
-Vaporware.compile(input:, output:, debug:) if options[:compile]
+Caotral.compile(input:, output:, debug:) if options[:compile]
 input, output = output, basename + ".o"
 if options[:assemble]
   input = ARGV.first unless options[:compile]
-  Vaporware.assemble(input:, output:, assembler:, debug:)
+  Caotral.assemble(input:, output:, assembler:, debug:)
   File.delete(input) if File.exist?(input) && !debug && File.extname(input) != ".s"
 end
 if options[:link]
   input, output = output, basename
   output = options[:output] || output
   output += ".so" if options[:shared] && !extname
-  Vaporware.link(input:, output:, debug:, shared:, linker:) if options[:link]
+  Caotral.link(input:, output:, debug:, shared:, linker:) if options[:link]
   File.delete(input) if File.exist?(input) && !debug && File.extname(input) != ".o"
 end
diff --git a/lib/caotral.rb b/lib/caotral.rb
index b41dc85..6d5ab81 100644
--- a/lib/caotral.rb
+++ b/lib/caotral.rb
@@ -1,12 +1,12 @@
 # frozen_string_literal: true
 
-require_relative "vaporware/version"
+require_relative "caotral/version"
 
-require_relative "vaporware/assembler"
-require_relative "vaporware/compiler"
-require_relative "vaporware/linker"
+require_relative "caotral/assembler"
+require_relative "caotral/compiler"
+require_relative "caotral/linker"
 
-module Vaporware
+module Caotral
   module_function
   def compile!(input:, assembler: "as", linker: "ld", output: "tmp", debug: false, compiler_options: ["-O0"], shared: false)
     d = File.expand_path(output)
@@ -17,12 +17,12 @@ def compile!(input:, assembler: "as", linker: "ld", output: "tmp", debug: false,
     link(input: basename+".o", output: execf, linker:, debug:, shared:)
   end
   def compile(input:, output: "tmp.s", debug: false, shared: false)
-    Vaporware::Compiler.compile!(input:, output:, debug:)
+    Caotral::Compiler.compile!(input:, output:, debug:)
   end
   def assemble(input:, output: "tmp.o", debug: false, shared: false, assembler: "as")
-    Vaporware::Assembler.assemble!(input:, output:, debug:, assembler:, shared:)
+    Caotral::Assembler.assemble!(input:, output:, debug:, assembler:, shared:)
   end
   def link(input:, output: "tmp", linker: "ld", debug: false, shared: false)
-    Vaporware::Linker.link!(input:, output:, linker:, debug:, shared:)
+    Caotral::Linker.link!(input:, output:, linker:, debug:, shared:)
   end
 end
diff --git a/lib/caotral/assembler.rb b/lib/caotral/assembler.rb
index f3e185a..89e0733 100644
--- a/lib/caotral/assembler.rb
+++ b/lib/caotral/assembler.rb
@@ -5,7 +5,7 @@
 require_relative "assembler/elf/sections"
 require_relative "assembler/elf/section_header"
 
-class Vaporware::Assembler
+class Caotral::Assembler
   GCC_ASSEMBLERS = ["gcc", "as"].freeze
   CLANG_ASSEMBLERS = ["clang", "llvm"].freeze
   ASSEMBLERS = (GCC_ASSEMBLERS + CLANG_ASSEMBLERS).freeze
diff --git a/lib/caotral/assembler/elf.rb b/lib/caotral/assembler/elf.rb
index 0b99bfe..d1f3411 100644
--- a/lib/caotral/assembler/elf.rb
+++ b/lib/caotral/assembler/elf.rb
@@ -1,4 +1,4 @@
-class Vaporware::Assembler
+class Caotral::Assembler
   class ELF
     class Error < StandardError; end
     class Section; end
diff --git a/lib/caotral/assembler/elf/header.rb b/lib/caotral/assembler/elf/header.rb
index e36ce9d..aefd134 100644
--- a/lib/caotral/assembler/elf/header.rb
+++ b/lib/caotral/assembler/elf/header.rb
@@ -1,7 +1,7 @@
 require_relative "../elf"
 
-class Vaporware::Assembler::ELF::Header
-  include Vaporware::Assembler::ELF::Utils
+class Caotral::Assembler::ELF::Header
+  include Caotral::Assembler::ELF::Utils
   IDENT = [0x7f, 0x45, 0x4c, 0x46, 0x02, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00].freeze
   ELF_FILE_TYPE = { NONE: 0, REL: 1, EXEC: 2, DYN: 3, CORE: 4 }.freeze
 
diff --git a/lib/caotral/assembler/elf/section.rb b/lib/caotral/assembler/elf/section.rb
index 82e5663..a1080b5 100644
--- a/lib/caotral/assembler/elf/section.rb
+++ b/lib/caotral/assembler/elf/section.rb
@@ -8,15 +8,15 @@
 require_relative "section/shstrtab"
 require_relative "section_header"
 
-class Vaporware::Assembler::ELF::Section
+class Caotral::Assembler::ELF::Section
   attr_reader :header, :body, :name, :section_name
   def initialize(type:, options: {})
     type_string = type.to_s.capitalize
     type_string = type_string.upcase if type_string == "Bss"
     @section_name = type_string.downcase
     @name = section_name == "null" ? "" : "\0.#{section_name}" 
-    @header = Vaporware::Assembler::ELF::SectionHeader.new.send("#{@section_name}!")
-    @body = Module.const_get("Vaporware::Assembler::ELF::Section::#{type_string}").new(**options)
+    @header = Caotral::Assembler::ELF::SectionHeader.new.send("#{@section_name}!")
+    @body = Module.const_get("Caotral::Assembler::ELF::Section::#{type_string}").new(**options)
   end
 
   def name=(name)
diff --git a/lib/caotral/assembler/elf/section/bss.rb b/lib/caotral/assembler/elf/section/bss.rb
index 518ae1b..87da36a 100644
--- a/lib/caotral/assembler/elf/section/bss.rb
+++ b/lib/caotral/assembler/elf/section/bss.rb
@@ -1,5 +1,5 @@
-class Vaporware::Assembler::ELF::Section::BSS
-  include Vaporware::Assembler::ELF::Utils
+class Caotral::Assembler::ELF::Section::BSS
+  include Caotral::Assembler::ELF::Utils
   def initialize(**opts) = nil
   def build = bytes.flatten.pack("C*")
   def set! = self
diff --git a/lib/caotral/assembler/elf/section/data.rb b/lib/caotral/assembler/elf/section/data.rb
index 26e8b0c..ecf8d9a 100644
--- a/lib/caotral/assembler/elf/section/data.rb
+++ b/lib/caotral/assembler/elf/section/data.rb
@@ -1,5 +1,5 @@
-class Vaporware::Assembler::ELF::Section::Data
-  include Vaporware::Assembler::ELF::Utils
+class Caotral::Assembler::ELF::Section::Data
+  include Caotral::Assembler::ELF::Utils
   def initialize(**opts) = nil
   def build = bytes.flatten.pack("C*")
   def set! = self
diff --git a/lib/caotral/assembler/elf/section/note.rb b/lib/caotral/assembler/elf/section/note.rb
index af5804e..ece321c 100644
--- a/lib/caotral/assembler/elf/section/note.rb
+++ b/lib/caotral/assembler/elf/section/note.rb
@@ -1,5 +1,5 @@
-class Vaporware::Assembler::ELF::Section::Note
-  include Vaporware::Assembler::ELF::Utils
+class Caotral::Assembler::ELF::Section::Note
+  include Caotral::Assembler::ELF::Utils
 
   def self.gnu_property = new.gnu_property!.build
   def self.null = new.null!.build
diff --git a/lib/caotral/assembler/elf/section/null.rb b/lib/caotral/assembler/elf/section/null.rb
index 6173406..e5dcb37 100644
--- a/lib/caotral/assembler/elf/section/null.rb
+++ b/lib/caotral/assembler/elf/section/null.rb
@@ -1,5 +1,5 @@
-class Vaporware::Assembler::ELF::Section::Null
-  include Vaporware::Assembler::ELF::Utils
+class Caotral::Assembler::ELF::Section::Null
+  include Caotral::Assembler::ELF::Utils
   def initialize(**opts) = nil
   def build = bytes.flatten.pack("C*")
   def set! = self
diff --git a/lib/caotral/assembler/elf/section/shstrtab.rb b/lib/caotral/assembler/elf/section/shstrtab.rb
index 57a03b4..493a6d0 100644
--- a/lib/caotral/assembler/elf/section/shstrtab.rb
+++ b/lib/caotral/assembler/elf/section/shstrtab.rb
@@ -1,5 +1,5 @@
-class Vaporware::Assembler::ELF::Section::Shstrtab
-  include Vaporware::Assembler::ELF::Utils
+class Caotral::Assembler::ELF::Section::Shstrtab
+  include Caotral::Assembler::ELF::Utils
   def initialize(**opts) = @name = []
   def build = bytes.flatten.pack("C*")
   def set!(name:) = (@name << name!(name); self)
@@ -11,12 +11,12 @@ def name!(name)
     when String
       (name.match(/\A\0\..+\z/) ? name : "\0.#{name}").bytes
     when Array
-      raise Vaporware::Assembler::ELF::Error, "unaccepted type in Array" unless name.all? { |elem| elem.is_a?(Integer) }
+      raise Caotral::Assembler::ELF::Error, "unaccepted type in Array" unless name.all? { |elem| elem.is_a?(Integer) }
       n = name
       n.unshift(0) && n.push(0) unless n.first == 0 && n.last == 0
       n
     else
-      raise Vaporware::Assembler::ELF::Error, "unsupported type"
+      raise Caotral::Assembler::ELF::Error, "unsupported type"
     end
   end
 end
diff --git a/lib/caotral/assembler/elf/section/strtab.rb b/lib/caotral/assembler/elf/section/strtab.rb
index e093db0..8984894 100644
--- a/lib/caotral/assembler/elf/section/strtab.rb
+++ b/lib/caotral/assembler/elf/section/strtab.rb
@@ -1,5 +1,5 @@
-class Vaporware::Assembler::ELF::Section::Strtab
-  include Vaporware::Assembler::ELF::Utils
+class Caotral::Assembler::ELF::Section::Strtab
+  include Caotral::Assembler::ELF::Utils
   def initialize(names = "\0main\0", **opts) = @names = names
   def build = @names.bytes.pack("C*")
 end
diff --git a/lib/caotral/assembler/elf/section/symtab.rb b/lib/caotral/assembler/elf/section/symtab.rb
index e1fa26a..215e8cc 100644
--- a/lib/caotral/assembler/elf/section/symtab.rb
+++ b/lib/caotral/assembler/elf/section/symtab.rb
@@ -1,5 +1,5 @@
-class Vaporware::Assembler::ELF::Section::Symtab
-  include Vaporware::Assembler::ELF::Utils
+class Caotral::Assembler::ELF::Section::Symtab
+  include Caotral::Assembler::ELF::Utils
   def initialize(**opts)
     @entsize = []
     @name = num2bytes(0, 4)
diff --git a/lib/caotral/assembler/elf/section/text.rb b/lib/caotral/assembler/elf/section/text.rb
index da9f6d6..c82b012 100644
--- a/lib/caotral/assembler/elf/section/text.rb
+++ b/lib/caotral/assembler/elf/section/text.rb
@@ -1,4 +1,4 @@
-class Vaporware::Assembler::ELF::Section::Text
+class Caotral::Assembler::ELF::Section::Text
   PREFIX = {
     REX_W: 0x48,
   }.freeze
@@ -115,14 +115,14 @@ def opecode(op, offset, *operands)
     when "ret"
       [0xc3]
     else
-      raise Vaporware::Assembler::ELF::Error, "yet implemented operations: #{op}"
+      raise Caotral::Assembler::ELF::Error, "yet implemented operations: #{op}"
     end
   end
 
   def jump(op, offset, *operands)
     label = operands.first
     target = @label_positions.fetch(label) do
-      raise Vaporware::Compiler::Assembler::ELF::Error, "unknown label: #{label}"
+      raise Caotral::Compiler::Assembler::ELF::Error, "unknown label: #{label}"
     end
     size = instruction_size(op, label)
     rel = target - (offset + size)
@@ -253,7 +253,7 @@ def reg(r)
     when /\d+/
       r.to_i(16)
     else
-      raise Vaporware::Assembler::ELF::Error, "yet implemented operand address: #{r}"
+      raise Caotral::Assembler::ELF::Error, "yet implemented operand address: #{r}"
     end
   end
   def immediate(operand) = [operand.to_i(16)].pack("L").unpack("C*")
diff --git a/lib/caotral/assembler/elf/section_header.rb b/lib/caotral/assembler/elf/section_header.rb
index 7b72f35..a0a9e34 100644
--- a/lib/caotral/assembler/elf/section_header.rb
+++ b/lib/caotral/assembler/elf/section_header.rb
@@ -1,5 +1,5 @@
-class Vaporware::Assembler::ELF::SectionHeader
-  include Vaporware::Assembler::ELF::Utils
+class Caotral::Assembler::ELF::SectionHeader
+  include Caotral::Assembler::ELF::Utils
   def initialize
     @name = nil
     @type = nil
diff --git a/lib/caotral/assembler/elf/sections.rb b/lib/caotral/assembler/elf/sections.rb
index 79c30b6..5a99773 100644
--- a/lib/caotral/assembler/elf/sections.rb
+++ b/lib/caotral/assembler/elf/sections.rb
@@ -1,18 +1,18 @@
 require_relative "section"
 
-class Vaporware::Assembler::ELF::Sections
+class Caotral::Assembler::ELF::Sections
   ATTRIBUTES = %i|null text data bss note symtab strtab shstrtab|
   attr_reader *ATTRIBUTES
 
   def initialize
-    @null = Vaporware::Assembler::ELF::Section.new(type: :null)
-    @text = Vaporware::Assembler::ELF::Section.new(type: :text)
-    @data = Vaporware::Assembler::ELF::Section.new(type: :data)
-    @bss = Vaporware::Assembler::ELF::Section.new(type: :bss)
-    @note = Vaporware::Assembler::ELF::Section.new(type: :note, options: {type: :gnu})
-    @symtab = Vaporware::Assembler::ELF::Section.new(type: :symtab)
-    @strtab = Vaporware::Assembler::ELF::Section.new(type: :strtab)
-    @shstrtab = Vaporware::Assembler::ELF::Section.new(type: :shstrtab)
+    @null = Caotral::Assembler::ELF::Section.new(type: :null)
+    @text = Caotral::Assembler::ELF::Section.new(type: :text)
+    @data = Caotral::Assembler::ELF::Section.new(type: :data)
+    @bss = Caotral::Assembler::ELF::Section.new(type: :bss)
+    @note = Caotral::Assembler::ELF::Section.new(type: :note, options: {type: :gnu})
+    @symtab = Caotral::Assembler::ELF::Section.new(type: :symtab)
+    @strtab = Caotral::Assembler::ELF::Section.new(type: :strtab)
+    @shstrtab = Caotral::Assembler::ELF::Section.new(type: :shstrtab)
   end
 
   def each(&block) = ATTRIBUTES.each { |t|  yield send(t) }
diff --git a/lib/caotral/assembler/elf/utils.rb b/lib/caotral/assembler/elf/utils.rb
index f6b1e6e..e10f46b 100644
--- a/lib/caotral/assembler/elf/utils.rb
+++ b/lib/caotral/assembler/elf/utils.rb
@@ -1,7 +1,7 @@
-module Vaporware::Assembler::ELF::Utils
+module Caotral::Assembler::ELF::Utils
   def build = (build_errors; bytes.flatten.pack("C*"))
   def size = build.bytesize
-  def set! = (raise Vaporware::Assembler::ELF::Error, "should be implementing #{self.class}")
+  def set! = (raise Caotral::Assembler::ELF::Error, "should be implementing #{self.class}")
   def empties = must_be_filled_section_fields
 
   private
@@ -9,7 +9,7 @@ def align(val, bytes)
     val << 0 until val.size % bytes == 0
     val
   end
-  def bytes = (raise Vaporware::Assembler::ELF::Error, "should be implementing #{self.class}")
+  def bytes = (raise Caotral::Assembler::ELF::Error, "should be implementing #{self.class}")
   def must_be_filled_section_fields = instance_variables.reject { |i| instance_variable_get(i) }
   def num2bytes(val, bytes) = hexas(val, bytes).reverse
   def check(val, bytes) = ((val.is_a?(Array) && val.all? { |v| v.is_a?(Integer) } && val.size == bytes) || (val.is_a?(Integer) && (hexas(val, bytes).size == bytes)))
@@ -18,6 +18,6 @@ def build_errors
     return unless bytes.any?(&:nil?)
     errors = []
     bytes.each_with_index { |v, idx| errors << instance_variables[idx] if v.nil? }
-    raise Vaporware::Assembler::ELF::Error, "unaccepted types: #{errors.join(",")}"
+    raise Caotral::Assembler::ELF::Error, "unaccepted types: #{errors.join(",")}"
   end
 end
diff --git a/lib/caotral/compiler.rb b/lib/caotral/compiler.rb
index 617435f..dfcc32a 100644
--- a/lib/caotral/compiler.rb
+++ b/lib/caotral/compiler.rb
@@ -2,7 +2,7 @@
 
 require_relative "compiler/generator"
 
-class Vaporware::Compiler
+class Caotral::Compiler
   attr_reader *%i(generator assembler linker)
 
   def self.compile!(input:, output: "tmp.s", debug: false, compiler_options: ["-O0"], shared: false)
@@ -11,7 +11,7 @@ def self.compile!(input:, output: "tmp.s", debug: false, compiler_options: ["-O0
   end
 
   def initialize(input:, output:, debug: false, shared: false)
-    @generator = Vaporware::Compiler::Generator.new(input:, output:, debug:, shared:)
+    @generator = Caotral::Compiler::Generator.new(input:, output:, debug:, shared:)
   end
   def compile(compiler_options: ["-O0"]) = @generator.compile
 end
diff --git a/lib/caotral/compiler/generator.rb b/lib/caotral/compiler/generator.rb
index 0f3a763..b0d39cd 100644
--- a/lib/caotral/compiler/generator.rb
+++ b/lib/caotral/compiler/generator.rb
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-module Vaporware
+module Caotral
   class Compiler
     class Generator
       REGISTER = %w(rdi rsi rdx rcx r8 r9)
diff --git a/lib/caotral/error.rb b/lib/caotral/error.rb
index b9c5682..18fd6b7 100644
--- a/lib/caotral/error.rb
+++ b/lib/caotral/error.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
-module Vaporware
+module Caotral
   class Error < StandardError; end
 end
diff --git a/lib/caotral/linker.rb b/lib/caotral/linker.rb
index df1880e..9a73dd2 100644
--- a/lib/caotral/linker.rb
+++ b/lib/caotral/linker.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
-class Vaporware::Linker
+class Caotral::Linker
   def self.link!(input:, output: "a.out", linker: "mold", debug: false, shared: false) = new(input:, output:, linker:, debug:, shared:).link
 
   def initialize(input:, output: "a.out", linker: "mold", linker_options: [], shared: false, debug: false)
diff --git a/lib/caotral/version.rb b/lib/caotral/version.rb
index 5736065..dac458a 100644
--- a/lib/caotral/version.rb
+++ b/lib/caotral/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
-module Vaporware
+module Caotral
   VERSION = "0.2.0"
 end
diff --git a/rbs_collection.yaml b/rbs_collection.yaml
index 215fdea..a3d2947 100644
--- a/rbs_collection.yaml
+++ b/rbs_collection.yaml
@@ -15,7 +15,7 @@ gems:
     ignore: true
   - name: rbs
     ignore: true
-  - name: vaporware
+  - name: caotral
     ignore: true
   - name: set
     ignore: true
diff --git a/sig/coatral.rbs b/sig/coatral.rbs
index 91b07d5..4f0d4d6 100644
--- a/sig/coatral.rbs
+++ b/sig/coatral.rbs
@@ -1,4 +1,4 @@
-module Vaporware
+module Caotral
   VERSION: String
   # See the writing guide of rbs: https://github.com/ruby/rbs#guides
   class Compiler
diff --git a/test/caotral/assembler/binary/elf/jump_test.rb b/test/caotral/assembler/binary/elf/jump_test.rb
index 3ac76a7..6e06202 100644
--- a/test/caotral/assembler/binary/elf/jump_test.rb
+++ b/test/caotral/assembler/binary/elf/jump_test.rb
@@ -1,4 +1,4 @@
-require "vaporware"
+require "caotral"
 require "test/unit"
 require "pathname"
 
diff --git a/test/caotral/assembler/binary/elf/lea_addr_test.rb b/test/caotral/assembler/binary/elf/lea_addr_test.rb
new file mode 100644
index 0000000..fac54af
--- /dev/null
+++ b/test/caotral/assembler/binary/elf/lea_addr_test.rb
@@ -0,0 +1,27 @@
+require "caotral"
+require "test/unit"
+require "pathname"
+
+class ELFLeaTest < Test::Unit::TestCase
+  def test_lea_addr
+    input = Pathname.pwd.join("sample", "assembler", "lea_addr.s").to_s
+    output = "lea_addr.o"
+
+    assembler = Caotral::Assembler.new(input:, output:)
+    _header, _null, text, = assembler.to_elf
+
+    expected = [
+      0x55,
+      0x48, 0x89, 0xe5,
+      0x48, 0x83, 0xEC, 0x08,
+      0x48, 0x8D, 0x45, 0xF8,
+      0x48, 0x89, 0xec,
+      0x5d,
+      0xc3,
+    ]
+
+    assert_equal(expected, text.unpack("C*")[...expected.size])
+  ensure
+    File.delete(output) if File.exist?(output)
+  end
+end
diff --git a/test/caotral/assembler/binary/elf/xor_test.rb b/test/caotral/assembler/binary/elf/xor_test.rb
new file mode 100644
index 0000000..743f15e
--- /dev/null
+++ b/test/caotral/assembler/binary/elf/xor_test.rb
@@ -0,0 +1,26 @@
+require "caotral"
+require "test/unit"
+require "pathname"
+
+class ELFXorTest < Test::Unit::TestCase
+  def test_xor_zero
+    input = Pathname.pwd.join("sample", "assembler", "xor_zero.s").to_s
+    output = "xor_zero.o"
+
+    assembler = Caotral::Assembler.new(input:, output:)
+    _header, _null, text, = assembler.to_elf
+
+    expected = [
+      0x55, # push rbp
+      0x48, 0x89, 0xe5, # mov rbp, rsp
+      0x48, 0x31, 0xc0, # xor rax, rax
+      0x48, 0x89, 0xec, # mov rsp, rbp
+      0x5d, # pop rbp
+      0xc3, # ret
+    ]
+
+    assert_equal(expected, text.unpack("C*")[...expected.size])
+  ensure
+    File.delete(output) if File.exist?(output)
+  end
+end
diff --git a/test/caotral/assembler/elf/test_header.rb b/test/caotral/assembler/elf/header_test.rb
similarity index 91%
rename from test/caotral/assembler/elf/test_header.rb
rename to test/caotral/assembler/elf/header_test.rb
index 12d8e33..b6fe3d9 100644
--- a/test/caotral/assembler/elf/test_header.rb
+++ b/test/caotral/assembler/elf/header_test.rb
@@ -1,4 +1,4 @@
-require "vaporware"
+require "caotral"
 require "test/unit"
 
 class Caotral::Assembler::ELF::HeaderTest < Test::Unit::TestCase
diff --git a/test/caotral/assembler/elf/section/test_note.rb b/test/caotral/assembler/elf/section/note_test.rb
similarity index 96%
rename from test/caotral/assembler/elf/section/test_note.rb
rename to test/caotral/assembler/elf/section/note_test.rb
index 00a875a..4e67160 100644
--- a/test/caotral/assembler/elf/section/test_note.rb
+++ b/test/caotral/assembler/elf/section/note_test.rb
@@ -1,4 +1,4 @@
-require "vaporware"
+require "caotral"
 require "test/unit"
 
 class Caotral::Assembler::ELF::Section::NoteTest < Test::Unit::TestCase
diff --git a/test/caotral/assembler/elf/section/test_shstrtab.rb b/test/caotral/assembler/elf/section/shstrtab_test.rb
similarity index 97%
rename from test/caotral/assembler/elf/section/test_shstrtab.rb
rename to test/caotral/assembler/elf/section/shstrtab_test.rb
index d7b43ee..ecccd44 100644
--- a/test/caotral/assembler/elf/section/test_shstrtab.rb
+++ b/test/caotral/assembler/elf/section/shstrtab_test.rb
@@ -1,4 +1,4 @@
-require "vaporware"
+require "caotral"
 require "test/unit"
 
 class Caotral::Assembler::ELF::Section::TestShstrtab < Test::Unit::TestCase
diff --git a/test/caotral/assembler/elf/section/test_symtab.rb b/test/caotral/assembler/elf/section/symtab_test.rb
similarity index 97%
rename from test/caotral/assembler/elf/section/test_symtab.rb
rename to test/caotral/assembler/elf/section/symtab_test.rb
index add52cd..05d2732 100644
--- a/test/caotral/assembler/elf/section/test_symtab.rb
+++ b/test/caotral/assembler/elf/section/symtab_test.rb
@@ -1,4 +1,4 @@
-require "vaporware"
+require "caotral"
 require "test/unit"
 
 class Caotral::Assembler::ELF::Section::TestSymtab < Test::Unit::TestCase
diff --git a/test/caotral/assembler/elf/test_section_header.rb b/test/caotral/assembler/elf/section_header_test.rb
similarity index 95%
rename from test/caotral/assembler/elf/test_section_header.rb
rename to test/caotral/assembler/elf/section_header_test.rb
index b08edd6..900e0d9 100644
--- a/test/caotral/assembler/elf/test_section_header.rb
+++ b/test/caotral/assembler/elf/section_header_test.rb
@@ -1,4 +1,4 @@
-require "vaporware"
+require "caotral"
 require "test/unit"
 
 class Caotral::Assembler::ELF::SectionHeaderTest < Test::Unit::TestCase
diff --git a/test/caotral/test_assembler.rb b/test/caotral/assembler_test.rb
similarity index 99%
rename from test/caotral/test_assembler.rb
rename to test/caotral/assembler_test.rb
index 859807e..780c0e2 100644
--- a/test/caotral/test_assembler.rb
+++ b/test/caotral/assembler_test.rb
@@ -1,4 +1,4 @@
-require "vaporware"
+require "caotral"
 require "test/unit"
 require "tempfile"
 require "pathname"
diff --git a/test/caotral/test_compiler.rb b/test/caotral/compiler_test.rb
similarity index 79%
rename from test/caotral/test_compiler.rb
rename to test/caotral/compiler_test.rb
index b877792..3b78871 100644
--- a/test/caotral/test_compiler.rb
+++ b/test/caotral/compiler_test.rb
@@ -1,4 +1,4 @@
-require "vaporware"
+require "caotral"
 require "test/unit"
 
 class Caotral::CompilerTest < Test::Unit::TestCase
@@ -9,7 +9,7 @@ def teardown
   end
   def test_sample_plus
     @file = "sample/plus.rb"
-    @vaporware = Caotral.compile!(input: @file, assembler: "self")
+    @caotral = Caotral.compile!(input: @file, assembler: "self")
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(9, exit_code)
@@ -18,7 +18,7 @@ def test_sample_plus
 
   def test_sample_variable
     @file = "sample/variable.rb"
-    @vaporware = Caotral.compile!(input: @file, assembler: "self")
+    @caotral = Caotral.compile!(input: @file, assembler: "self")
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(1, exit_code)
@@ -27,7 +27,7 @@ def test_sample_variable
 
   def test_sample_if
     @file = "sample/if.rb"
-    @vaporware = Caotral.compile!(input: @file)
+    @caotral = Caotral.compile!(input: @file)
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(1, exit_code)
@@ -36,7 +36,7 @@ def test_sample_if
 
   def test_sample_else
     @file = "sample/else.rb"
-    @vaporware = Caotral.compile!(input: @file)
+    @caotral = Caotral.compile!(input: @file)
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(2, exit_code)
@@ -45,7 +45,7 @@ def test_sample_else
 
   def test_sample_while
     @file = "sample/while.rb"
-    @vaporware = Caotral.compile!(input: @file)
+    @caotral = Caotral.compile!(input: @file)
     IO.popen("./tmp").close
     exit_code, handle_code = check_process($?.to_i)
     assert_equal(55, exit_code)
@@ -55,7 +55,7 @@ def test_sample_while
   def test_sample_call_method
     @generated = ["libtmp.so", "libtmp.so.o", "libtmp.so.s"]
     @file = "sample/method.rb"
-    @vaporware = Caotral.compile!(input: @file, output: "./libtmp.so", shared: true, linker: "mold", assembler: "as")
+    @caotral = Caotral.compile!(input: @file, output: "./libtmp.so", shared: true, linker: "mold", assembler: "as")
     require './sample/fiddle.rb'
     assert_equal(10, X.aibo)
   end
diff --git a/test/caotral/test_linker.rb b/test/caotral/linker_test.rb
similarity index 97%
rename from test/caotral/test_linker.rb
rename to test/caotral/linker_test.rb
index 4ac61b9..1c117c2 100644
--- a/test/caotral/test_linker.rb
+++ b/test/caotral/linker_test.rb
@@ -1,4 +1,4 @@
-require "vaporware"
+require "caotral"
 require "test/unit"
 
 class Caotral::LinkerTest < Test::Unit::TestCase

From 1f3bb4f6955dd0101ebdfd763b9cc1a9728a0da5 Mon Sep 17 00:00:00 2001
From: "MATSUMOTO, Katsuyoshi" <github@katsyoshi.org>
Date: Wed, 24 Dec 2025 00:02:40 +0900
Subject: [PATCH 3/3] add README new package name

---
 README.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index d2e6848..93a44b1 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
 # Caotral
 
-it's the caotral.
+Caotral is a project to build a toolchain that compiles Ruby to native binaries.
+
+## Future
+- Compile Ruby code to native binaries on all PCs.
+- Learn compilers, cssemblers, and linkers by implementing the pipeline end to end.