Add string.escapepattern function

2017-04-10 13:52:36 +03:00 · 2017-04-10 13:52:36 +03:00 · 87e001d4e9
commit 87e001d4e9
parent ad6e49c136
1 changed files with 10 additions and 0 deletions
--- a/src/base/string.lua
+++ b/src/base/string.lua
@ -91,3 +91,13 @@
 			return self .. "s"
 		end
 	end
+
+
+
+---
+-- Returns the string escaped for Lua patterns.
+---
+
+	function string.escapepattern(s)
+		return s:gsub("[%(%)%.%%%+%-%*%?%[%]%^%$]", "%%%0")
+	end