Fixed documentation styling

Fixed indentation and the like.

cmd/tcols/main.go

@@ -5,16 +5,20 @@ Tcols reads text from a file and writes the colorized text to the standard
 output.
 
 Usage:
+
 	tcols [-s|--style arg...] [file...]
 
 Options:
+
 	-h, --help   show this help message and exit
 	-s, --style  list of styles and colors to apply to text
 
 Example:
+
 	tcols -style 'bold bluefg' < <(echo -n 'Hello, world!')
 
 Output:
+
 	Raw: \033[1m\033[34mHello, World!\033[0m
 
 The program returns text read from a file with Select Graphic Rendition control

doc.go

@@ -23,23 +23,23 @@ implemented to simplify the terminal tcols command.
 
 # Usage
 
-  package main
+	package main
 
-  import (
-  	"fmt"
+	import (
+		"fmt"
 
-	"github.com/mdm-code/termcols"
-  )
-
-  func main() {
-	s := termcols.Colorize(
-		"Colorized text!",
-		termcols.RedFg,
-		termcols.Underline,
-		termcols.Rgb24(termcols.BG, 120, 255, 54),
+		"github.com/mdm-code/termcols"
 	)
-  	fmt.Println(s)
-  }
+
+	func main() {
+		s := termcols.Colorize(
+			"Colorized text!",
+			termcols.RedFg,
+			termcols.Underline,
+			termcols.Rgb24(termcols.BG, 120, 255, 54),
+		)
+		fmt.Println(s)
+	}
 
 [Wikipedia ANSI]: https://en.wikipedia.org/wiki/ANSI_escape_code
 */

example_test.go

@@ -8,7 +8,7 @@ import (
 
 // ExampleColorize shows how to use termcols public API Colorize function.
 // It uses a combination of style, foreground and colors to stylize the
-// ``Colorize text\!'' string.
+// “Colorize text\!” string.
 func ExampleColorize() {
 	s := termcols.Colorize(
 		"Colorized text!",

mapping.go

@@ -74,8 +74,8 @@ var (
 // come in one of the case-insensitive patterns listed below. Otherwise the
 // function returns an empty slice and errMap.
 //
-//   RGB 8  : rgb8=[fg|bg]:[0-255]
-//   RGB 24 : rgb24=[fg|bg]:[0-255]:[0-255]:[0-255]
+//	RGB 8  : rgb8=[fg|bg]:[0-255]
+//	RGB 24 : rgb24=[fg|bg]:[0-255]:[0-255]:[0-255]
 func MapColors(ss []string) ([]SgrAttr, error) {
 	result := make([]SgrAttr, 0, 3)
 	for _, s := range ss {
@@ -93,8 +93,8 @@ func MapColors(ss []string) ([]SgrAttr, error) {
 // one of the case-insensitive patterns listed below. Otherwise the function
 // returns an empty string of type SgrAttr and errMap.
 //
-//   RGB 8  : rgb8=[fg|bg]:[0-255]
-//   RGB 24 : rgb24=[fg|bg]:[0-255]:[0-255]:[0-255]
+//	RGB 8  : rgb8=[fg|bg]:[0-255]
+//	RGB 24 : rgb24=[fg|bg]:[0-255]:[0-255]:[0-255]
 func MapColor(s string) (SgrAttr, error) {
 	col, ok := colorMap[strings.ToLower(s)]
 	if ok {