package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`#[-_a-zA-Z][_a-zA-Z0-9-]*(?=[^}]*\{)`)
var str = `#foo-bar {
color: #f00;
}
#bar .foo {
font-weight: bold;
}
.baz #bar {
display: block;
}
.foo {
color: #f00; // Yikes!
.bar {
color: blue;
}
}`
for i, match := range re.FindAllString(str, -1) {
fmt.Println(match, "found at index", i)
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Golang, please visit: https://golang.org/pkg/regexp/