package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^(?:var|const)\s*([a-z$_]+\s*=\s*require\(('|")(?:assert|fs|path|child_process)\2\),?[\n\r\t\s]*)*;$`)
var str = `var pth = require("path");
const asrt = require('assert'),
fs = require('fs'),
cp = require('child_process');
`
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/