ansi-fragments

color: (ansiColor: AnsiColor, ...children: Array<string | IFragment>) => Color;

container: (...children: Array<string | IFragment>) => Container;

fixed: (
    value: number,
    bias: Bias,
    ...children: Array<string | IFragment>
) => Fixed;

ifElse: (
    condition: Condition,
    ifTrueFragment: string | IFragment,
    elseFragment?: string | IFragment
) => IfElse;

modifier: (
    ansiModifier: AnsiModifier,
    ...children: Array<string | IFragment>
) => Modifier;

pad: (count: number, separator?: string) => Pad;

type AnsiColor =
    | 'black'
    | 'red'
    | 'green'
    | 'yellow'
    | 'blue'
    | 'magenta'
    | 'cyan'
    | 'white'
    | 'brightBlack'
    | 'brightRed'
    | 'brightGreen'
    | 'brightYellow'
    | 'brightBlue'
    | 'brightMagenta'
    | 'brightCyan'
    | 'brightWhite'
    | 'gray'
    | 'bgBlack'
    | 'bgRed'
    | 'bgGreen'
    | 'bgYellow'
    | 'bgBlue'
    | 'bgMagenta'
    | 'bgCyan'
    | 'bgWhite'
    | 'bgBrightBlack'
    | 'bgBrightRed'
    | 'bgBrightGreen'
    | 'bgBrightYellow'
    | 'bgBrightBlue'
    | 'bgBrightMagenta'
    | 'bgBrightCyan'
    | 'bgBrightWhite'
    | 'none';

type AnsiModifier =
    | 'dim'
    | 'bold'
    | 'hidden'
    | 'italic'
    | 'underline'
    | 'strikethrough'
    | 'none';

type Condition = ConditionValue | (() => ConditionValue);

type ConditionValue = boolean | string | number | null | undefined;