package lambda-term

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package lambda-term
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Text styles

Colors
type color = private
  1. | Default
    (*

    The default color of the terminal.

    *)
  2. | Index of int
    (*

    A color given by its index. Most terminal have at least 8 colors.

    *)
  3. | RGB of int * int * int
    (*

    A color given by its three component between 0 and 255. The closest color will be used.

    *)
val default : color
val index : int -> color
val rgb : int -> int -> int -> color

rgb r g b raises Invalid_argument if one of r, g or b is not in the range 0..255.

Standard colors
val black : color
val red : color
val green : color
val yellow : color
val blue : color
val magenta : color
val cyan : color
val white : color
Light colors
val lblack : color
val lred : color
val lgreen : color
val lyellow : color
val lblue : color
val lmagenta : color
val lcyan : color
val lwhite : color
Styles
type t = {
  1. bold : bool option;
  2. underline : bool option;
  3. reverse : bool option;
  4. foreground : color option;
  5. background : color option;
}

Type of text styles.

val bold : t -> bool option
val underline : t -> bool option
val reverse : t -> bool option
val foreground : t -> color option
val background : t -> color option
val none : t

Style with all fields set to None.

val merge : t -> t -> t

merge s1 s2 is s2 with all undefined fields set to ones of s1.

val equal : t -> t -> bool

equal s1 s2 returns true iff s1 and s2 are equal after having replaced all None fields by Some false or Some Default.

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