/**

* @fileoverview Terminal utility.

* @license Apache-2.0

*/

/** Gray terminal color code. */

export const COLOR_GRAY = "\u001b[90m";

/** Red terminal color code. */

export const COLOR_RED = "\u001b[91m";

/** Green terminal color code. */

export const COLOR_GREEN = "\u001b[92m";

/** Yellow terminal color code. */

export const COLOR_YELLOW = "\u001b[93m";

/** Blue terminal color code. */

export const COLOR_BLUE = "\u001b[94m";

/** Magenta terminal color code. */

export const COLOR_MAGENTA = "\u001b[95m";

/** Cyan terminal color code. */

export const COLOR_CYAN = "\u001b[96m";

/** White terminal color code. */

export const COLOR_WHITE = "\u001b[97m";

/** Terminal color reset code. */

export const COLOR_RESET = "\u001b[0m";

/** Whether terminal colors are enabled or not. */

let colorsEnabled = true;

/** Checks whether terminal colors are enabled or not. */

export function isColorsEnabled(): bool {

return colorsEnabled;

}

/** Sets whether terminal colors are enabled or not. */

export function setColorsEnabled(isEnabled: bool): bool {

let wasEnabled = isEnabled;

colorsEnabled = isEnabled;

return wasEnabled;

}

/** Wraps the specified text in the specified terminal color code. */

export function colorize(text: string, color: string): string {

return colorsEnabled ? color + text + COLOR_RESET : text;

}