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string.gsub FTW

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Wouter Scherphof 2013-03-26 10:28:33 +01:00
parent 6fdd415e91
commit f2e89f40f9
1 changed files with 2 additions and 9 deletions
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11
ElementNode.lua
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@ -88,15 +88,8 @@ function ElementNode:close(closestart, closeend)
end end
local function escape(s) local function escape(s)
local replace = { -- escape all ^, $, (, ), %, ., [, ], *, +, - , and ? with a % prefix
["^"] = "%^", ["$"] = "%$", ["("] = "%(", [")"] = "%)", ["%"] = "%%", ["."] = "%.", return string.gsub(s, "([%^%$%(%)%%%.%[%]%*%+%-%?])", "%%" .. "%1")
["["] = "%[", ["]"] = "%]", ["*"] = "%*", ["+"] = "%+", ["-"] = "%-", ["?"] = "%?"
}
local res = ""
for c in string.gmatch(s, ".") do
res = res .. (replace[c] or c)
end
return res
end end
local function select(self, s) local function select(self, s)