move styles from options into utils, start terminal color support wor…

…k, update rslib

package.json

@@ -24,7 +24,7 @@
 	},
 	"devDependencies": {
 		"@microsoft/api-extractor": "^7.48.0",
-		"@rslib/core": "^0.1.0",
+		"@rslib/core": "^0.1.1",
 		"@types/bun": "latest",
 		"@types/lodash": "^4.17.13",
 		"@types/strftime": "^0.9.8",
@@ -33,6 +33,7 @@
 	"dependencies": {
 		"cli-highlight": "^2.1.11",
 		"lodash": "^4.17.21",
-		"strftime": "^0.10.3"
+		"strftime": "^0.10.3",
+		"supports-color": "^9.4.0"
 	}
 }

src/index.ts

@@ -143,4 +143,5 @@ export class Consol {
 export const consol = new Consol();
 export const createConsol = (options: Partial<LoggerOptions> = {}) => new Consol(options);
 
-export { LogLevel, logTypeToLogLevel, logLevelToLogType } from './enums';
+export { LogLevel, logTypeToLogLevel, logLevelToLogType } from './enums';
+export { hexToAnsi, hexToRGB, styles, ANSI_ESCAPE, SUPPORTED_LANGUAGES } from './utils';

src/optionsManager.ts

@@ -5,7 +5,7 @@ import type { Theme } from 'cli-highlight';
 import { LogLevel } from "./enums";
 import type { Format, LoggerOptions, LogType, StringifyFunc, Style } from "./types";
 import { Formatter } from "./formatter";
-import { ANSI_ESCAPE } from "./utils";
+import { styles } from "./utils";
 
 export class OptionsManager {
 	private options: LoggerOptions = {
@@ -19,14 +19,6 @@ export class OptionsManager {
 			themes: {},
 		},
 
-		styles: {
-			reset: `${ANSI_ESCAPE}[0m`,
-			bold: `${ANSI_ESCAPE}[1m`,
-			italic: `${ANSI_ESCAPE}[3m`,
-			underline: `${ANSI_ESCAPE}[4m`,
-			strikethrough: `${ANSI_ESCAPE}[9m`,
-		},
-
 		format: {
 			log: "!{date:%Y/%m/%d %H:%M:%S}! !{level}! !{message}!",
 			path: 'logs/!{date:%Y-%m-%d}!.log',
@@ -205,12 +197,12 @@ export class OptionsManager {
 	}
 
 	// Styles
-	public getStyles(): LoggerOptions['styles'] {
-		return this.options.styles;
+	public getStyles(): typeof styles {
+		return styles;
 	}
 
 	public getStyle(style: Style): string {
-		return this.options.styles[style];
+		return styles[style];
 	}
 
 	// Base formats
@@ -227,7 +219,7 @@ export class OptionsManager {
 	}
 
 	public getFormat(format: Exclude<keyof LoggerOptions['format'], 'level'>): string {
-		return this.options.format[format] + this.options.styles.reset;
+		return this.options.format[format] + styles.reset;
 	}
 
 	public setBaseLogFormat(value: string) {

src/types.d.ts

@@ -17,7 +17,6 @@ export interface LoggerOptions {
 		themes: Record<string, Theme>;
 	}
 
-	styles: Record<Style, string>;
 	format: {
 		log: string;
 		path: string;

src/utils.ts

@@ -1,16 +1,44 @@
+import supportsColor from 'supports-color';
+import type { Style } from './types';
+
 export const ANSI_ESCAPE = '\x1b';
+export const styles: Record<Style, string> = {
+	reset: `${ANSI_ESCAPE}[0m`,
+	bold: `${ANSI_ESCAPE}[1m`,
+	italic: `${ANSI_ESCAPE}[3m`,
+	underline: `${ANSI_ESCAPE}[4m`,
+	strikethrough: `${ANSI_ESCAPE}[9m`,
+}
 
 export function hexToAnsi(hex: string, background: boolean = false): string {
+	if (!supportsColor.stdout) return styles.reset;
+	if (!supportsColor.stdout.hasBasic) return styles.reset;
+
+	// deal w 16m colors first
+	if (supportsColor.stdout.has16m) {
+		const [r, g, b] = hexToRGB(hex);
+		return `${ANSI_ESCAPE}[${background ? '48' : '38'};2;${r};${g};${b}m`;
+	}
+
+	// deal w 256 colors
+	if (supportsColor.stdout.has256) {
+		// use this lookup table: https://stackoverflow.com/a/60392218
+	}
+
+	return styles.reset;
+}
+
+export function hexToRGB(hex: string): [number, number, number] {
 	hex = hex.toUpperCase();
 	if (hex.startsWith('#')) hex = hex.slice(1);
 	if (hex.length === 3) hex = hex.split('').map(c => c + c).join('');
 	if (!/^[0-9A-F]{6}$/i.test(hex)) throw new Error('Invalid hex string!');
 
-	const r = Number.parseInt(hex.slice(0, 2), 16).toString();
-	const g = Number.parseInt(hex.slice(2, 4), 16).toString();
-	const b = Number.parseInt(hex.slice(4, 6), 16).toString();
+	const r = Number.parseInt(hex.slice(0, 2), 16);
+	const g = Number.parseInt(hex.slice(2, 4), 16);
+	const b = Number.parseInt(hex.slice(4, 6), 16);
 
-	return `${ANSI_ESCAPE}[${background ? '48' : '38'};2;${r};${g};${b}m`;
+	return [r, g, b];
 }
 
 export const SUPPORTED_LANGUAGES = [