Ansi.Log

Log interprets a stream of text and ANSI escape codes.

init : Window

Construct an empty model.

update : String -> Window -> Window

Parse and interpret a chunk of ANSI output.

Trailing partial ANSI escape codes will be prepended to the chunk in the next call to update.

type alias Window =

{ lines : Array Line

, position : CursorPosition

, style : Style

, remainder : String

}

Window is populated by parsing ANSI character sequences and escape codes via update.

lines contains all of the output that's been parsed
position is the current position of the cursor
style is the style to be applied to any text that's printed
remainder is a partial ANSI escape sequence left around from an incomplete segment from the stream

type alias Line =

List Chunk

A list of arbitrarily-sized chunks of output.

type alias Chunk =

{ text : String

, style : Style

}

A blob of text paired with the style that was configured at the time.

Modules