package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(?:(?:(?:(?:var|let)[ \t]+)?([\w.\-]+)[ \t]*[:=]|[(!])[ \t]*)function(?:[ \t]+([\w.\-]+))?[ \t]*\([^)]*\)`)
var str = `!function(){}() // test1
!function test2(){}() // test2
(function(){})() // test3
(function test4(){})() // test4
test5 = function(){} // test5
test6 = function _test6(){} // test6
let test7 = function(){} // test7
let test8 = function _test8(){} // test8
var test9 = function(){} // test8
var test10 = function _test10(){} // test10
myfunc(function(){}) // test11
myfunc(function test12(){}) // test12
let myobj = {test13 : function(){}} // test13
let myobj = {test14 : function _test14(){}} // test14
var myobj = {test15 : function(){}} // test15
var myobj = {test16 : function _test16(){}} // test16
`
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/