term: add missing documentation for all public functions in colors.v (#17033)

Author: nahuakang

vlib/term/colors.v

@@ -11,46 +11,70 @@ pub fn format_esc(code string) string {
 	return '\x1b[${code}m'
 }
 
+// format returns ANSI escape coded `msg` formatted with a preceding
+// `open` and a succeeding `close`.
+// For instance, `format('hi', '9', '29')` returns `'\x1b[9mhi\x1b[29m'`,
+// or 'hi' with strikethrough, where `'\x1b[9m'` represents
+// crossed out/strikethrough text and `'\x1b[29m'` turns off strikethrough.
 pub fn format(msg string, open string, close string) string {
 	return '\x1b[${open}m${msg}\x1b[${close}m'
 }
 
+// format_rgb returns ANSI escape coded `msg` formatted with a preceding
+// `open`, a succeeding `close` and the provided RGB colors `r`, `g`, and `b`.
 pub fn format_rgb(r int, g int, b int, msg string, open string, close string) string {
 	return '\x1b[${open};2;${r};${g};${b}m${msg}\x1b[${close}m'
 }
 
+// rbg returns the `msg` with the foreground in the specified RGB color
+// For example, `rgb(0, 255, 0, 'hi')` returns the `'hi'` string in
+// lime color.
 pub fn rgb(r int, g int, b int, msg string) string {
 	return format_rgb(r, g, b, msg, '38', '39')
 }
 
+// bg_rgb returns the `msg` with the background in the specified RGB color.
+// For example, `bg_rgb(255, 0, 0, 'hi')` returns the text `'hi'` in
+// red color.
 pub fn bg_rgb(r int, g int, b int, msg string) string {
 	return format_rgb(r, g, b, msg, '48', '49')
 }
 
+// hex returns the `msg` with the foreground in the specified `hex` color
+// For example, `rgb(255, 'hi')` returns the `'hi'` string in
+// blue color, which is `(0, 0, 255)` in RGB.
 pub fn hex(hex int, msg string) string {
 	return format_rgb(hex >> 16, hex >> 8 & 0xFF, hex & 0xFF, msg, '38', '39')
 }
 
+// hex returns the `msg` with the background in the specified `hex` color
+// For example, `bg_rgb(255, 'hi')` returns the `'hi'` string in
+// a background of blue color, which is `(0, 0, 255)` in RGB.
 pub fn bg_hex(hex int, msg string) string {
 	return format_rgb(hex >> 16, hex >> 8 & 0xFF, hex & 0xFF, msg, '48', '49')
 }
 
+// reset resets all formatting for `msg`.
 pub fn reset(msg string) string {
 	return format(msg, '0', '0')
 }
 
+// bold returns the given `msg` in bold.
 pub fn bold(msg string) string {
 	return format(msg, '1', '22')
 }
 
+// dim returns the dimmed `msg`.
 pub fn dim(msg string) string {
 	return format(msg, '2', '22')
 }
 
+// italic returns the given `msg` in italic.
 pub fn italic(msg string) string {
 	return format(msg, '3', '23')
 }
 
+// underline returns the underlined `msg`.
 pub fn underline(msg string) string {
 	return format(msg, '4', '24')
 }
@@ -66,146 +90,182 @@ pub fn rapid_blink(msg string) string {
 	return format(msg, '6', '26')
 }
 
+// inverse inverses the given `msg`.
 pub fn inverse(msg string) string {
 	return format(msg, '7', '27')
 }
 
+// hidden hides the given `msg`.
 pub fn hidden(msg string) string {
 	return format(msg, '8', '28')
 }
 
+// strikethrough returns the given `msg` in strikethrough.
 pub fn strikethrough(msg string) string {
 	return format(msg, '9', '29')
 }
 
+// black formats the `msg` in black.
 pub fn black(msg string) string {
 	return format(msg, '30', '39')
 }
 
+// red formats the `msg` in red.
 pub fn red(msg string) string {
 	return format(msg, '31', '39')
 }
 
+// green formats the `msg` in green.
 pub fn green(msg string) string {
 	return format(msg, '32', '39')
 }
 
+// yellow formats the `msg` in yellow.
 pub fn yellow(msg string) string {
 	return format(msg, '33', '39')
 }
 
+// blue formats the `msg` in blue.
 pub fn blue(msg string) string {
 	return format(msg, '34', '39')
 }
 
+// magenta formats the `msg` in magenta.
 pub fn magenta(msg string) string {
 	return format(msg, '35', '39')
 }
 
+// cyan formats the `msg` in cyan.
 pub fn cyan(msg string) string {
 	return format(msg, '36', '39')
 }
 
+// white formats the `msg` in white.
 pub fn white(msg string) string {
 	return format(msg, '37', '39')
 }
 
+// bg_black formats the `msg` in black background.
 pub fn bg_black(msg string) string {
 	return format(msg, '40', '49')
 }
 
+// bg_red formats the `msg` in red background.
 pub fn bg_red(msg string) string {
 	return format(msg, '41', '49')
 }
 
+// bg_green formats the `msg` in green background.
 pub fn bg_green(msg string) string {
 	return format(msg, '42', '49')
 }
 
+// bg_yellow formats the `msg` in yellow background.
 pub fn bg_yellow(msg string) string {
 	return format(msg, '43', '49')
 }
 
+// bg_blue formats the `msg` in blue background.
 pub fn bg_blue(msg string) string {
 	return format(msg, '44', '49')
 }
 
+// bg_magenta formats the `msg` in magenta background.
 pub fn bg_magenta(msg string) string {
 	return format(msg, '45', '49')
 }
 
+// bg_cyan formats the `msg` in cyan background.
 pub fn bg_cyan(msg string) string {
 	return format(msg, '46', '49')
 }
 
+// bg_white formats the `msg` in white background.
 pub fn bg_white(msg string) string {
 	return format(msg, '47', '49')
 }
 
+// gray formats the `msg` in gray (equivalent to `bright_black`).
 pub fn gray(msg string) string {
 	return bright_black(msg)
 }
 
+// bright_black formats the `msg` in bright black.
 pub fn bright_black(msg string) string {
 	return format(msg, '90', '39')
 }
 
+// bright_red formats the `msg` in bright red.
 pub fn bright_red(msg string) string {
 	return format(msg, '91', '39')
 }
 
+// bright_green formats the `msg` in bright green.
 pub fn bright_green(msg string) string {
 	return format(msg, '92', '39')
 }
 
+// bright_yellow formats the `msg` in bright yellow.
 pub fn bright_yellow(msg string) string {
 	return format(msg, '93', '39')
 }
 
+// bright_blue formats the `msg` in bright blue.
 pub fn bright_blue(msg string) string {
 	return format(msg, '94', '39')
 }
 
+// bright_magenta formats the `msg` in bright magenta.
 pub fn bright_magenta(msg string) string {
 	return format(msg, '95', '39')
 }
 
+// bright_cyan formats the `msg` in bright cyan.
 pub fn bright_cyan(msg string) string {
 	return format(msg, '96', '39')
 }
 
+// bright_white formats the `msg` in bright white.
 pub fn bright_white(msg string) string {
 	return format(msg, '97', '39')
 }
 
+// bright_bg_black formats the `msg` in bright black background.
 pub fn bright_bg_black(msg string) string {
 	return format(msg, '100', '49')
 }
 
+// bright_bg_red formats the `msg` in bright red background.
 pub fn bright_bg_red(msg string) string {
 	return format(msg, '101', '49')
 }
 
+// bright_bg_green formats the `msg` in bright green background.
 pub fn bright_bg_green(msg string) string {
 	return format(msg, '102', '49')
 }
 
+// bright_bg_yellow formats the `msg` in bright yellow background.
 pub fn bright_bg_yellow(msg string) string {
 	return format(msg, '103', '49')
 }
 
+// bright_bg_blue formats the `msg` in bright blue background.
 pub fn bright_bg_blue(msg string) string {
 	return format(msg, '104', '49')
 }
 
+// bright_bg_magenta formats the `msg` in bright magenta background.
 pub fn bright_bg_magenta(msg string) string {
 	return format(msg, '105', '49')
 }
 
+// bright_bg_cyan formats the `msg` in bright cyan background.
 pub fn bright_bg_cyan(msg string) string {
 	return format(msg, '106', '49')
 }
 
+// bright_bg_white formats the `msg` in bright white background.
 pub fn bright_bg_white(msg string) string {
 	return format(msg, '107', '49')
 }