asciicast.md
In asciicast: Create 'Ascii' Screen Casts from R Scripts

record

Code
  cast$output$data
Output
   [1] "type: prompt"                "> "                         
   [3] "print(\"Hello world!\")\r\n" "type: input"                
   [5] "print(\"Hello world!\")\r\n" "busy: 1"                    
   [7] "type: stdout"                "[1]"                        
   [9] "type: stdout"                " \"Hello world!\""          
  [11] "type: stdout"                "\r\n"                       
  [13] "busy: 0"                     "type: read"                 
  [15] "type: wait"                  ""

env vars in header

Code
  cast$output$data
Output
   [1] "Sys.getenv('FOO')\r\n"                 
   [2] "busy: 1"                               
   [3] "type: stdout"                          
   [4] "[1]"                                   
   [5] "type: stdout"                          
   [6] " \"bar\""                              
   [7] "type: stdout"                          
   [8] "\r\n"                                  
   [9] "busy: 0"                               
  [10] "type: read"                            
  [11] "Sys.getenv('SHELL', NA_character_)\r\n"
  [12] "busy: 1"                               
  [13] "type: stdout"                          
  [14] "[1]"                                   
  [15] "type: stdout"                          
  [16] " NA"                                   
  [17] "type: stdout"                          
  [18] "\r\n"                                  
  [19] "busy: 0"                               
  [20] "type: read"                            
  [21] "type: wait"                            
  [22] ""

startup option

Code
  cast$output$data
Output
   [1] "foo\r\n"      "busy: 1"      "type: stdout" "[1]"          "type: stdout"
   [6] " 112"         "type: stdout" "\r\n"         "busy: 0"      "type: read"  
  [11] "type: wait"   ""

startup in header

Code
  cast$output$data
Output
   [1] "foo\r\n"      "busy: 1"      "type: stdout" "[1]"          "type: stdout"
   [6] " 112"         "type: stdout" "\r\n"         "busy: 0"      "type: read"  
  [11] "type: wait"   ""

print.asciicast

Code
  cast
Output
  <asciicast>
  <config>
    "version": 2,
    "command": "R -q",
    "timestamp": 1656941462,
    "env": {
      "TERM": "xterm-256color",
      "SHELL": "/bin/zsh"
    },
    "height": 24,
    "rows": 24,
    "width": 80,
    "cols": 80

  <frames>
  # A tibble: 35 x 3
      time type  data           
     <dbl> <chr> <chr>          
   1  0.01 rlib  "type: prompt" 
   2  0.02 o     "> "           
   3  0.03 i     "# comment\r\n"
   4  0.04 rlib  "type: input"  
   5  0.05 o     "#"            
   6  0.06 o     " "            
   7  0.07 o     "c"            
   8  0.08 o     "o"            
   9  0.09 o     "m"            
  10  0.1  o     "m"            
  # ... with 25 more rows