func main() {
usage := `jsbeautifier.
Usage:
jsbeautifier [options] PATH
Options:
--indent-size=SIZE Indentation Size [default: 4]
--indent-char=CHAR Indentation Char [default: space]
--brace-style=STYLE Brace Style (expand, collapse, end-exapnd or none) [default: collapse]
--outfile=OUTPUTFILE Output results to a file [default: stdout]
-z --eval-code Eval JS code (dangerous!)
-f --keep-function-indentation Keep original function indentation
-t --indent-with-tabs Use tabs to indent
-d --disable-preserve-newlines Don't preserve newlines
-P --space-in-paren Use spaces in parenthesis
-E --space-in-empty-paren Use spaces in empty parenthesis
-j --jslint-happy Keep JSLint happy :)
-a --space_after_anon_function Use spaces after anonymous functions
-x --unescape-strings Unescape strings
-X --e4x Parse XML by e4x standard
-n --end-with-newline End output with newline
-w --wrap-line-length Wrap line length
-i --stdin Use stdin as input
-h --help Show this screen
--version Show version
`
arguments, _ := docopt.Parse(usage, nil, true, "jsbeautifier 0.3", false)
file := arguments.String["PATH"]
if arguments.Bool["--stdin"] {
file = "-"
}
outfile := "stdout"
options := jsbeautifier.DefaultOptions()
if arguments.Bool["--keep-array-indentation"] {
options["keep_array_indentation"] = true
}
if arguments.Bool["--keep-function-indentation"] {
options["keep_function_indentation"] = true
}
if arguments.String["--outfile"] != "" {
outfile = arguments.String["--outfile"]
}
if arguments.String["--indent-size"] != "" {
options["indent_size"], _ = strconv.ParseInt(arguments.String["--indent-size"], 0, 8)
options["indent_size"] = int(options["indent_size"].(int64))
}
if arguments.String["--indent-char"] != "" {
if arguments.String["--indent-char"] == "space" {
options["indent_char"] = " "
} else {
options["indent_char"] = arguments.String["--indent_char"]
}
}
if arguments.Bool["--indent-with-tabs"] {
options["indent_with_tabs"] = true
}
if arguments.Bool["--disable-preserve-newlines"] {
options["preserve_newlines"] = false
}
if arguments.Bool["--space-in-paren"] {
options["space_in_paren"] = true
}
if arguments.Bool["--space-in-empty-paren"] {
options["space_in_empty_paren"] = true
}
if arguments.Bool["--jslint-happy"] {
options["jslint_happy"] = true
}
if arguments.Bool["--space_after_anon_function"] {
options["space_after_anon_function"] = true
}
if arguments.Bool["--eval-code"] {
options["eval_code"] = true
}
if arguments.String["--brace-style"] != "" {
options["brace_style"] = arguments.String["--brace-style"]
}
if arguments.Bool["--unescape-strings"] {
options["unescape_strings"] = true
}
if arguments.Bool["--e4x"] {
options["e4x"] = true
}
if arguments.Bool["--end-with-newline"] {
options["end_with_newline"] = true
}
if arguments.String["--wrap-line-length"] != "" {
options["wrap_line_length"], _ = strconv.ParseInt(arguments.String["--wrap-line-length"], 0, 8)
options["wrap_line_length"] = int(options["wrap_line_length"].(int64))
}
code := jsbeautifier.BeautifyFile(file, options)
if outfile == "stdout" {
fmt.Print(*code)
} else {
ioutil.WriteFile(file, []byte(*code), 0777)
}
}
func beautify(src string) *string {
options := jsbeautifier.DefaultOptions()
return jsbeautifier.BeautifyFile(src, options)
}