[6] (pry) main / Redcarpet: 1> cd Markdown
[7] (pry) main / Redcarpet / Redcarpet::Markdown: 2> ls -M
Redcarpet::Markdown#methods: render  renderer
[8] (pry) main / Redcarpet / Redcarpet::Markdown: 2> $ render
Scanning and caching *.c files...

From: /Users/john/.rvm/gems/ruby-1.9.3-p194/gems/redcarpet-2.1.1/ext/redcarpet/rc_markdown.c (C Method):
Number of lines: 44
Owner: Redcarpet::Markdown
Visibility: public

static VALUE rb_redcarpet_md_render(VALUE self, VALUE text)
{
        VALUE rb_rndr;
        struct buf *output_buf;
        struct sd_markdown *markdown;

        Check_Type(text, T_STRING);

        rb_rndr = rb_iv_get(self, "@renderer");
        Data_Get_Struct(self, struct sd_markdown, markdown);

        if (rb_respond_to(rb_rndr, rb_intern("preprocess")))
                text = rb_funcall(rb_rndr, rb_intern("preprocess"), 1, text);
  if (NIL_P(text))
    return Qnil;

#ifdef HAVE_RUBY_ENCODING_H
        {
                struct rb_redcarpet_rndr *renderer;
                Data_Get_Struct(rb_rndr, struct rb_redcarpet_rndr, renderer);
                renderer->options.active_enc = rb_enc_get(text);
        }
#endif

        /* initialize buffers */
        output_buf = bufnew(128);

        /* render the magic */
        sd_markdown_render(
                output_buf,
                RSTRING_PTR(text),
                RSTRING_LEN(text),
                markdown);

        /* build the Ruby string */
        text = redcarpet_str_new(output_buf->data, output_buf->size, rb_enc_get(text));

        bufrelease(output_buf);

[9] (pry) main / Redcarpet / Redcarpet::Markdown: 2>