const { noColor } = Deno;
interface Code { open: string; close: string; regexp: RegExp;}
interface Rgb { r: number; g: number; b: number;}
let enabled = !noColor;
export function setColorEnabled(value: boolean): void { if (noColor) { return; }
enabled = value;}
export function getColorEnabled(): boolean { return enabled;}
function code(open: number[], close: number): Code { return { open: `\x1b[${open.join(";")}m`, close: `\x1b[${close}m`, regexp: new RegExp(`\\x1b\\[${close}m`, "g"), };}
function run(str: string, code: Code): string { return enabled ? `${code.open}${str.replace(code.regexp, code.open)}${code.close}` : str;}
export function reset(str: string): string { return run(str, code([0], 0));}
export function bold(str: string): string { return run(str, code([1], 22));}
export function dim(str: string): string { return run(str, code([2], 22));}
export function italic(str: string): string { return run(str, code([3], 23));}
export function underline(str: string): string { return run(str, code([4], 24));}
export function inverse(str: string): string { return run(str, code([7], 27));}
export function hidden(str: string): string { return run(str, code([8], 28));}
export function strikethrough(str: string): string { return run(str, code([9], 29));}
export function black(str: string): string { return run(str, code([30], 39));}
export function red(str: string): string { return run(str, code([31], 39));}
export function green(str: string): string { return run(str, code([32], 39));}
export function yellow(str: string): string { return run(str, code([33], 39));}
export function blue(str: string): string { return run(str, code([34], 39));}
export function magenta(str: string): string { return run(str, code([35], 39));}
export function cyan(str: string): string { return run(str, code([36], 39));}
export function white(str: string): string { return run(str, code([37], 39));}
export function gray(str: string): string { return run(str, code([90], 39));}
export function bgBlack(str: string): string { return run(str, code([40], 49));}
export function bgRed(str: string): string { return run(str, code([41], 49));}
export function bgGreen(str: string): string { return run(str, code([42], 49));}
export function bgYellow(str: string): string { return run(str, code([43], 49));}
export function bgBlue(str: string): string { return run(str, code([44], 49));}
export function bgMagenta(str: string): string { return run(str, code([45], 49));}
export function bgCyan(str: string): string { return run(str, code([46], 49));}
export function bgWhite(str: string): string { return run(str, code([47], 49));}
function clampAndTruncate(n: number, max = 255, min = 0): number { return Math.trunc(Math.max(Math.min(n, max), min));}
export function rgb8(str: string, color: number): string { return run(str, code([38, 5, clampAndTruncate(color)], 39));}
export function bgRgb8(str: string, color: number): string { return run(str, code([48, 5, clampAndTruncate(color)], 49));}
export function rgb24(str: string, color: number | Rgb): string { if (typeof color === "number") { return run( str, code([38, 2, (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff], 39) ); } return run( str, code( [ 38, 2, clampAndTruncate(color.r), clampAndTruncate(color.g), clampAndTruncate(color.b), ], 39 ) );}
export function bgRgb24(str: string, color: number | Rgb): string { if (typeof color === "number") { return run( str, code([48, 2, (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff], 49) ); } return run( str, code( [ 48, 2, clampAndTruncate(color.r), clampAndTruncate(color.g), clampAndTruncate(color.b), ], 49 ) );}
const ANSI_PATTERN = new RegExp( [ "[\\u001B\\u009B][[\\]()#;?]*(?:(?:(?:[a-zA-Z\\d]*(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]*)*)?\\u0007)", "(?:(?:\\d{1,4}(?:;\\d{0,4})*)?[\\dA-PR-TZcf-ntqry=><~]))", ].join("|"), "g");
export function stripColor(string: string): string { return string.replace(ANSI_PATTERN, "");}