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13 | class Markdown 14 | def self.parse(text, renderer) 15 | parser = Parser.new(text, renderer) 16 | parser.parse 17 | end 18 | 19 | def self.to_html(text) 20 | String.build do |io| 21 | parse text, Markdown::HTMLRenderer.new(io) 22 | end 23 | end 24 | end 25 | 26 | require "./*" 27 | -------------------------------------------------------------------------------- /samples/sdl/sdl/surface.cr: -------------------------------------------------------------------------------- 1 | class SDL::Surface 2 | getter :surface 3 | getter :width 4 | getter :height 5 | getter :bpp 6 | 7 | def initialize(@surface, @width, @height, @bpp) 8 | end 9 | 10 | def lock 11 | LibSDL.lock_surface @surface 12 | end 13 | 14 | def unlock 15 | LibSDL.unlock_surface @surface 16 | end 17 | 18 | def update_rect(x, y, w, h) 19 | LibSDL.update_rect @surface, x, y, w, h 20 | end 21 | 22 | def flip 23 | LibSDL.flip @surface 24 | end 25 | 26 | def []=(offset, color) 27 | (@surface.value.pixels as UInt32*)[offset] = color.to_u32 28 | end 29 | 30 | def []=(x, y, color) 31 | self[y.to_i32 * @width + x.to_i32] = color 32 | end 33 | 34 | def offset(x, y) 35 | x.to_i32 + (y.to_i32 * @width) 36 | end 37 | end 38 | -------------------------------------------------------------------------------- /src/oauth2/error.cr: -------------------------------------------------------------------------------- 1 | class OAuth2::Error < Exception 2 | getter error 3 | getter error_description 4 | 5 | def initialize(@error, @error_description) 6 | if error_description = @error_description 7 | super("#{@error}: #{error_description}") 8 | else 9 | super(@error) 10 | end 11 | end 12 | 13 | def self.new(pull : JSON::PullParser) 14 | error = nil 15 | error_description = nil 16 | 17 | pull.read_object do |key| 18 | case key 19 | when "error" then error = pull.read_string 20 | when "error_description" then error_description = pull.read_string 21 | else 22 | raise "Uknown key in oauth2 error json: #{key}" 23 | end 24 | end 25 | 26 | new error.not_nil!, error_description 27 | end 28 | end 29 | -------------------------------------------------------------------------------- /src/value.cr: -------------------------------------------------------------------------------- 1 | # Value is the base type of the primitive types (`Nil`, `Bool`, `Char`, `Number`), 2 | # `Symbol`, `Pointer`, `Tuple`, `StaticArray` and all structs. 3 | # 4 | # A Value is passed by value: when you pass it to methods, 5 | # return it from methods or assign it to variables, a copy 6 | # of the value is actually passed. 7 | # This is not important for nil, bools, integers, floats, symbols, 8 | # pointers and tuples, because they are immutable, but with a mutable 9 | # `Struct` or with a `StaticArray` you have to be careful. Read their 10 | # documentation to learn more about this. 11 | struct Value 12 | # Returns false. 13 | def ==(other) 14 | false 15 | end 16 | 17 | # Returns false. 18 | def ! 19 | false 20 | end 21 | 22 | # Returns false. 23 | def nil? 24 | false 25 | end 26 | end 27 | -------------------------------------------------------------------------------- /spec/compiler/codegen/global_spec.cr: -------------------------------------------------------------------------------- 1 | require "../../spec_helper" 2 | 3 | describe "Code gen: global" do 4 | it "codegens global" do 5 | run("$foo = 1; def foo; $foo = 2; end; foo; $foo").to_i.should eq(2) 6 | end 7 | 8 | it "codegens global with union" do 9 | run("$foo = 1; def foo; $foo = 2.5_f32; end; foo; $foo.to_f").to_f64.should eq(2.5) 10 | end 11 | 12 | it "codegens global when not initialized" do 13 | run(%( 14 | struct Nil; def to_i; 0; end; end 15 | $foo.to_i 16 | )).to_i.should eq(0) 17 | end 18 | 19 | it "codegens global when not initialized" do 20 | run(%( 21 | struct Nil; def to_i; 0; end; end 22 | 23 | def foo 24 | $foo = 2 if 1 == 2 25 | end 26 | 27 | foo 28 | 29 | $foo.to_i 30 | )).to_i.should eq(0) 31 | end 32 | end 33 | -------------------------------------------------------------------------------- /Dockerfile: -------------------------------------------------------------------------------- 1 | FROM manastech/crystal 2 | 3 | RUN apt-get update && \ 4 | apt-get install -y build-essential curl libevent-dev && \ 5 | apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* 6 | 7 | RUN curl http://crystal-lang.s3.amazonaws.com/llvm/llvm-3.5.0-1-linux-x86_64.tar.gz | tar xz -C /opt 8 | RUN curl http://crystal-lang.s3.amazonaws.com/pcl/libpcl-1.12-1-linux-x86_64.tar.gz | tar xz -C /opt/crystal/embedded --strip-components=1 9 | 10 | ADD . /opt/crystal-head 11 | 12 | WORKDIR /opt/crystal-head 13 | ENV CRYSTAL_CONFIG_VERSION HEAD 14 | ENV CRYSTAL_CONFIG_PATH libs:/opt/crystal-head/src:/opt/crystal-head/libs 15 | ENV LIBRARY_PATH /opt/crystal/embedded/lib 16 | ENV PATH /opt/crystal-head/bin:/opt/llvm-3.5.0-1/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin 17 | 18 | RUN make clean crystal release=1 19 | -------------------------------------------------------------------------------- /src/compiler/crystal/tools/doc/html/method_detail.html: -------------------------------------------------------------------------------- 1 | <% unless methods.empty? %> 2 |