High signal patterns from trufflehog refactored to work with tomnomnom's gf

trufflehog.json

{
    "flags": "-HnriE",
    "patterns": [
		"(xox[p|b|o|a]-[0-9]{12}-[0-9]{12}-[0-9]{12}-[a-z0-9]{32})",
		"-----BEGIN RSA PRIVATE KEY-----",
		"-----BEGIN DSA PRIVATE KEY-----",
		"-----BEGIN EC PRIVATE KEY-----",
		"-----BEGIN PGP PRIVATE KEY BLOCK-----",
		"AKIA[0-9A-Z]{16}",
		"amzn\\.mws\\.[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}",
		"AKIA[0-9A-Z]{16}",
		"EAACEdEose0cBA[0-9A-Za-z]+",
		"[f|F][a|A][c|C][e|E][b|B][o|O][o|O][k|K].*['|\"][0-9a-f]{32}['|\"]",
		"[g|G][i|I][t|T][h|H][u|U][b|B].*['|\"][0-9a-zA-Z]{35,40}['|\"]",
		"[a|A][p|P][i|I][_]?[k|K][e|E][y|Y].*['|\"][0-9a-zA-Z]{32,45}['|\"]",
		"[s|S][e|E][c|C][r|R][e|E][t|T].*['|\"][0-9a-zA-Z]{32,45}['|\"]",
		"AIza[0-9A-Za-z\\-_]{35}",
		"AIza[0-9A-Za-z\\-_]{35}",
		"[0-9]+-[0-9A-Za-z_]{32}\\.apps\\.googleusercontent\\.com",
		"AIza[0-9A-Za-z\\-_]{35}",
		"[0-9]+-[0-9A-Za-z_]{32}\\.apps\\.googleusercontent\\.com",
		"\"type\": \"service_account\"",
		"AIza[0-9A-Za-z\\-_]{35}",
		"[0-9]+-[0-9A-Za-z_]{32}\\.apps\\.googleusercontent\\.com",
		"ya29\\.[0-9A-Za-z\\-_]+",
		"AIza[0-9A-Za-z\\-_]{35}",
		"[0-9]+-[0-9A-Za-z_]{32}\\.apps\\.googleusercontent\\.com",
		"[h|H][e|E][r|R][o|O][k|K][u|U].*[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}",
		"[0-9a-f]{32}-us[0-9]{1,2}",
		"key-[0-9a-zA-Z]{32}",
		"[a-zA-Z]{3,10}://[^/\\s:@]{3,20}:[^/\\s:@]{3,20}@.{1,100}[\"'\\s]",
		"access_token\\$production\\$[0-9a-z]{16}\\$[0-9a-f]{32}",
		"sk_live_[0-9a-z]{32}",
		"https://hooks.slack.com/services/T[a-zA-Z0-9_]{8}/B[a-zA-Z0-9_]{8}/[a-zA-Z0-9_]{24}",
		"sk_live_[0-9a-zA-Z]{24}",
		"rk_live_[0-9a-zA-Z]{24}",
		"sq0atp-[0-9A-Za-z\\-_]{22}",
		"sq0csp-[0-9A-Za-z\\-_]{43}",
		"SK[0-9a-fA-F]{32}",
		"[t|T][w|W][i|I][t|T][t|T][e|E][r|R].*[1-9][0-9]+-[0-9a-zA-Z]{40}",
		"[t|T][w|W][i|I][t|T][t|T][e|E][r|R].*['|\"][0-9a-zA-Z]{35,44}['|\"]"
	]
}

I tried using this, it shows grep: Invalid range end . Not sure which regex expression is incorrect! It has something to do with hyphen sign in the regex ??