Initialize Ruby C-extension

marcoroth · marcoroth · commit e9a13ce1dc1c · 2024-06-03T23:55:31.000+02:00
diff --git a/.gitignore b/.gitignore
@@ -6,6 +6,12 @@
 /erbx
 /run_erbx_tests
 
+# ERBx Ruby extension
+/ext/erbx/extconf.h
+/ext/erbx/erbx.bundle
+/ext/erbx/Makefile
+/lib/erbx/erbx.bundle
+
 # Prerequisites
 *.d
 
diff --git a/Rakefile b/Rakefile
@@ -0,0 +1,12 @@
+require "bundler/gem_tasks"
+require "rake/extensiontask"
+
+Rake::ExtensionTask.new do |ext|
+  ext.name = "erbx"
+  ext.source_pattern = "*.{c,h}"
+  ext.ext_dir = "ext/erbx"
+  ext.lib_dir = "lib/erbx"
+  ext.gem_spec = Gem::Specification.load("erbx.gemspec")
+end
+
+task default: [:compile]
diff --git a/erbx.gemspec b/erbx.gemspec
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require_relative "lib/erbx/version"
+
+Gem::Specification.new do |spec|
+  spec.name = "erbx"
+  spec.version = ERBX::VERSION
+  spec.authors = ["Marco Roth"]
+  spec.email = ["marco.roth@intergga.ch"]
+
+  spec.summary = "HTML-aware ERB parser"
+  spec.homepage = "https://github.com/marcoroth/erbx"
+  spec.license = "MIT"
+
+  spec.required_ruby_version = ">= 3.0.0"
+
+  spec.require_paths = ["lib"]
+  spec.files = [
+    "ext/erbx/extension.c",
+    "lib/erbx.rb",
+    "lib/erbx/version.rb"
+  ]
+
+  spec.extensions = ["ext/erbx/extconf.rb"]
+  spec.metadata["allowed_push_host"] = "https://rubygems.org"
+  spec.metadata["source_code_uri"] = "https://github.com/marcoroth/erbx"
+  spec.metadata["changelog_uri"] = "https://github.com/marcoroth/erbx/releases"
+
+  spec.add_development_dependency "rake", "~> 1.9"
+  spec.add_development_dependency "rake-compiler", "~> 0.8"
+end
diff --git a/examples/ruby/Gemfile b/examples/ruby/Gemfile
@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+source "https://rubygems.org"
+
+gem "erbx", path: "../.."
diff --git a/examples/ruby/Gemfile.lock b/examples/ruby/Gemfile.lock
@@ -0,0 +1,18 @@
+PATH
+  remote: ../..
+  specs:
+    erbx (0.0.1)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+
+PLATFORMS
+  ruby
+  x86_64-darwin-23
+
+DEPENDENCIES
+  erbx!
+
+BUNDLED WITH
+   2.5.10
diff --git a/examples/ruby/test.rb b/examples/ruby/test.rb
@@ -0,0 +1,3 @@
+require "erbx"
+
+puts ERBX::Compiler.new.compile("<html><html>")
diff --git a/ext/erbx/extconf.rb b/ext/erbx/extconf.rb
@@ -0,0 +1,17 @@
+require "mkmf"
+
+lib_path = File.expand_path("../../", __dir__)
+include_path = File.expand_path("../../src/include", __dir__)
+
+dir_config("erbx", include_path, lib_path)
+
+unless find_header("erbx.h", include_path)
+  abort "erbx.h can't be found"
+end
+
+unless find_library("erbx", "erbx_compile_file", lib_path, "-Wl,-rpath,#{lib_path}")
+  abort "liberbx.so can't be found"
+end
+
+create_header
+create_makefile("erbx/erbx")
diff --git a/ext/erbx/extension.c b/ext/erbx/extension.c
@@ -0,0 +1,32 @@
+#include "ruby.h"
+#include "extconf.h"
+#include "extension.h"
+
+#include "../../src/include/erbx.h"
+
+static const char *check_string(VALUE value) {
+  if (NIL_P(value)) {
+    return NULL;
+  }
+
+  if (!RB_TYPE_P(value, T_STRING)) {
+    rb_raise(rb_eTypeError, "wrong argument type %" PRIsVALUE " (expected String)", rb_obj_class(value));
+  }
+
+  return RSTRING_PTR(value);
+}
+
+VALUE rb_erbx_compile(VALUE self, VALUE source) {
+  const char *string = check_string(source);
+
+  erbx_compile((char *) string);
+
+  return Qnil;
+}
+
+void Init_erbx() {
+  VALUE ERBX = rb_define_module("ERBX");
+  VALUE Compiler = rb_define_class_under(ERBX, "Compiler", rb_cObject);
+
+  rb_define_method(Compiler, "compile", rb_erbx_compile, 1);
+}
diff --git a/ext/erbx/extension.h b/ext/erbx/extension.h
diff --git a/ext/erbx/test.rb b/ext/erbx/test.rb
@@ -0,0 +1,3 @@
+require "./erbx"
+
+ERBX::Compiler.new.compile("<html><html>")
diff --git a/lib/erbx.rb b/lib/erbx.rb
@@ -0,0 +1,2 @@
+require "erbx/erbx"
+require "erbx/version"
diff --git a/lib/erbx/version.rb b/lib/erbx/version.rb
@@ -0,0 +1,3 @@
+module ERBX
+  VERSION = "0.0.1"
+end

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+require "erbx"`
	`2`	`+`
	`3`	`+puts ERBX::Compiler.new.compile("<html><html>")`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+require "./erbx"`
	`2`	`+`
	`3`	`+ERBX::Compiler.new.compile("<html><html>")`