Add text_transform example

.appveyor.yml

@@ -3,7 +3,7 @@ cache:
   - '%HOMEDRIVE%%HOMEPATH%\.multirust -> .appveyor.yml'
 
 environment:
-  EXAMPLES: duration calculator console membership turbo_blank
+  EXAMPLES: duration calculator console membership text_transform turbo_blank
   VERBOSE: true
   RUST_BACKTRACE: 1
   matrix:

Cargo.toml

@@ -11,7 +11,7 @@ include = [
 
 [workspace]
 
-members = ["examples/calculator", "examples/console", "examples/duration", "examples/membership", "examples/turbo_blank"]
+members = ["examples/calculator", "examples/console", "examples/duration", "examples/membership", "examples/text_transform", "examples/turbo_blank"]
 
 [dependencies]
 libc = "0.2.0"

Rakefile

@@ -3,7 +3,7 @@ task :test do
     sh "bundle exec rake"
   end
 
-  examples = ENV["EXAMPLES"] || "duration calculator console membership turbo_blank"
+  examples = ENV["EXAMPLES"] || "duration calculator console membership text_transform turbo_blank"
 
   sh "bash ./examples/runner default #{examples}"
 end

examples/text_transform/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "text_transform"
+version = "0.1.0"
+authors = ["Godfrey Chan <godfrey@tilde.io>"]
+
+[lib]
+
+crate-type = ["cdylib"]
+
+[dependencies.helix_runtime]
+path = "../.."

examples/text_transform/Gemfile

@@ -0,0 +1,5 @@
+source 'https://rubygems.org'
+
+gem 'helix_runtime', path: '../../ruby'
+gem 'rake', '~> 10.0'
+gem 'rspec', '~> 3.4'

examples/text_transform/Gemfile.lock

@@ -0,0 +1,37 @@
+PATH
+  remote: ../../ruby
+  specs:
+    helix_runtime (0.5.0.alpha.2)
+      rake (>= 10.0)
+      thor (~> 0.19.4)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    diff-lcs (1.3)
+    rake (10.5.0)
+    rspec (3.5.0)
+      rspec-core (~> 3.5.0)
+      rspec-expectations (~> 3.5.0)
+      rspec-mocks (~> 3.5.0)
+    rspec-core (3.5.4)
+      rspec-support (~> 3.5.0)
+    rspec-expectations (3.5.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.5.0)
+    rspec-mocks (3.5.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.5.0)
+    rspec-support (3.5.0)
+    thor (0.19.4)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  helix_runtime!
+  rake (~> 10.0)
+  rspec (~> 3.4)
+
+BUNDLED WITH
+   1.14.4

examples/text_transform/Rakefile

@@ -0,0 +1,27 @@
+require 'bundler/setup'
+require 'helix_runtime/build_task'
+require 'rspec/core/rake_task'
+
+# For Windows
+$stdout.sync = true
+
+HelixRuntime::BuildTask.new("text_transform") do |t|
+  t.build_root = File.expand_path("../..", __dir__)
+  t.helix_lib_dir = File.expand_path("../../ruby/windows_build", __dir__)
+  t.pre_build = -> {
+    Dir.chdir("../../ruby") do
+      puts "\n\nBuilding helix runtime\n\n"
+      Bundler.with_clean_env do
+        sh "bundle exec rake compile:native"
+      end
+      puts "\nRuntime built\n\n"
+    end
+  }
+end
+
+RSpec::Core::RakeTask.new(:spec) do |t|
+  t.verbose = false
+end
+
+task :spec => :build
+task :default => :spec

examples/text_transform/lib/text_transform.rb

@@ -0,0 +1,2 @@
+require 'helix_runtime'
+require 'text_transform/native'

examples/text_transform/spec/spec_helper.rb

@@ -0,0 +1,2 @@
+$LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
+require 'text_transform'

examples/text_transform/spec/text_transform_spec.rb

@@ -0,0 +1,11 @@
+require "spec_helper"
+
+describe "TextTransform" do
+  it "can widen text" do
+    expect(TextTransform.widen("Hello Aaron (@tenderlove)!")).to eq("Ｈｅｌｌｏ　Ａａｒｏｎ　（＠ｔｅｎｄｅｒｌｏｖｅ）！")
+  end
+
+  it "can narrowen text" do
+    expect(TextTransform.narrowen("Ｈｅｌｌｏ　Ａａｒｏｎ　（＠ｔｅｎｄｅｒｌｏｖｅ）！")).to eq("Hello Aaron (@tenderlove)!")
+  end
+end

examples/text_transform/src/lib.rs

@@ -0,0 +1,44 @@
+#[macro_use]
+extern crate helix_runtime;
+
+declare_types! {
+    class TextTransform {
+        def widen(text: String) -> String {
+            text.chars().map(|char| {
+                match char {
+                    ' ' => '\u{3000}', '!' => '！', '"' => '＂', '#' => '＃', '$' => '＄', '%' => '％', '&' => '＆', '\'' => '＇',
+                    '(' => '（', ')' => '）', '*' => '＊', '+' => '＋', ',' => '，', '-' => '－', '.' => '．', '/' => '／',
+                    '0' => '０', '1' => '１', '2' => '２', '3' => '３', '4' => '４', '5' => '５', '6' => '６', '7' => '７',
+                    '8' => '８', '9' => '９', ':' => '：', ';' => '；', '<' => '＜', '=' => '＝', '>' => '＞', '?' => '？',
+                    '@' => '＠', 'A' => 'Ａ', 'B' => 'Ｂ', 'C' => 'Ｃ', 'D' => 'Ｄ', 'E' => 'Ｅ', 'F' => 'Ｆ', 'G' => 'Ｇ',
+                    'H' => 'Ｈ', 'I' => 'Ｉ', 'J' => 'Ｊ', 'K' => 'Ｋ', 'L' => 'Ｌ', 'M' => 'Ｍ', 'N' => 'Ｎ', 'O' => 'Ｏ',
+                    'P' => 'Ｐ', 'Q' => 'Ｑ', 'R' => 'Ｒ', 'S' => 'Ｓ', 'T' => 'Ｔ', 'U' => 'Ｕ', 'V' => 'Ｖ', 'W' => 'Ｗ',
+                    'X' => 'Ｘ', 'Y' => 'Ｙ', 'Z' => 'Ｚ', '[' => '［', '\\' => '＼', ']' => '］', '^' => '＾', '_' => '＿',
+                    '`' => '｀', 'a' => 'ａ', 'b' => 'ｂ', 'c' => 'ｃ', 'd' => 'ｄ', 'e' => 'ｅ', 'f' => 'ｆ', 'g' => 'ｇ',
+                    'h' => 'ｈ', 'i' => 'ｉ', 'j' => 'ｊ', 'k' => 'ｋ', 'l' => 'ｌ', 'm' => 'ｍ', 'n' => 'ｎ', 'o' => 'ｏ',
+                    'p' => 'ｐ', 'q' => 'ｑ', 'r' => 'ｒ', 's' => 'ｓ', 't' => 'ｔ', 'u' => 'ｕ', 'v' => 'ｖ', 'w' => 'ｗ',
+                    'x' => 'ｘ', 'y' => 'ｙ', 'z' => 'ｚ', '{' => '｛', '|' => '｜', '}' => '｝', '~' => '～', _ => char,
+                }
+            }).collect()
+        }
+
+        def narrowen(text: String) -> String {
+            text.chars().map(|char| {
+                match char {
+                    '\u{3000}' => ' ', '！' => '!', '＂' => '"', '＃' => '#', '＄' => '$', '％' => '%', '＆' => '&', '＇' => '\'',
+                    '（' => '(', '）' => ')', '＊' => '*', '＋' => '+', '，' => ',', '－' => '-', '．' => '.', '／' => '/',
+                    '０' => '0', '１' => '1', '２' => '2', '３' => '3', '４' => '4', '５' => '5', '６' => '6', '７' => '7',
+                    '８' => '8', '９' => '9', '：' => ':', '；' => ';', '＜' => '<', '＝' => '=', '＞' => '>', '？' => '?',
+                    '＠' => '@', 'Ａ' => 'A', 'Ｂ' => 'B', 'Ｃ' => 'C', 'Ｄ' => 'D', 'Ｅ' => 'E', 'Ｆ' => 'F', 'Ｇ' => 'G',
+                    'Ｈ' => 'H', 'Ｉ' => 'I', 'Ｊ' => 'J', 'Ｋ' => 'K', 'Ｌ' => 'L', 'Ｍ' => 'M', 'Ｎ' => 'N', 'Ｏ' => 'O',
+                    'Ｐ' => 'P', 'Ｑ' => 'Q', 'Ｒ' => 'R', 'Ｓ' => 'S', 'Ｔ' => 'T', 'Ｕ' => 'U', 'Ｖ' => 'V', 'Ｗ' => 'W',
+                    'Ｘ' => 'X', 'Ｙ' => 'Y', 'Ｚ' => 'Z', '［' => '[', '＼' => '\\', '］' => ']', '＾' => '^', '＿' => '_',
+                    '｀' => '`', 'ａ' => 'a', 'ｂ' => 'b', 'ｃ' => 'c', 'ｄ' => 'd', 'ｅ' => 'e', 'ｆ' => 'f', 'ｇ' => 'g',
+                    'ｈ' => 'h', 'ｉ' => 'i', 'ｊ' => 'j', 'ｋ' => 'k', 'ｌ' => 'l', 'ｍ' => 'm', 'ｎ' => 'n', 'ｏ' => 'o',
+                    'ｐ' => 'p', 'ｑ' => 'q', 'ｒ' => 'r', 'ｓ' => 's', 'ｔ' => 't', 'ｕ' => 'u', 'ｖ' => 'v', 'ｗ' => 'w',
+                    'ｘ' => 'x', 'ｙ' => 'y', 'ｚ' => 'z', '｛' => '{', '｜' => '|', '｝' => '}', '～' => '~', _ => char,
+                }
+            }).collect()
+        }
+    }
+}