otclient-redemption/modules/corelib/string.lua

-- @docclass string
function string:split(delim)
    local start = 1
    local results = {}
    while true do
        local pos = string.find(self, delim, start, true)
        if not pos then
            break
        end
        table.insert(results, string.sub(self, start, pos - 1))
        start = pos + string.len(delim)
    end
    table.insert(results, string.sub(self, start))
    table.removevalue(results, '')
    return results
end

function string:starts(start)
    return string.sub(self, 1, #start) == start
end

function string:ends(test)
    return test == '' or string.sub(self, -string.len(test)) == test
end

function string:trim()
    return string.match(self, '^%s*(.*%S)') or ''
end

function string:explode(sep, limit)
    if type(sep) ~= 'string' or tostring(self):len() == 0 or sep:len() == 0 then
        return {}
    end

    local i, pos, tmp, t = 0, 1, '', {}
    for s, e in function()
        return string.find(self, sep, pos)
    end do
        tmp = self:sub(pos, s - 1):trim()
        table.insert(t, tmp)
        pos = e + 1

        i = i + 1
        if limit ~= nil and i == limit then
            break
        end
    end

    tmp = self:sub(pos):trim()
    table.insert(t, tmp)
    return t
end

function string:contains(str, checkCase, start, plain)
    if (not checkCase) then
        self = self:lower()
        str = str:lower()
    end
    return string.find(self, str, start and start or 1, plain == nil and true or false)
end

function string:wrap(width)
    local wrapped = ""
    local lineWidth = 0
    for word in self:gmatch("%S+") do
        local wordWidth = #word * 10 -- Assuming each character is 10 pixels wide
        if lineWidth + wordWidth > width then
            wrapped = wrapped .. "\n" .. word .. " "
            lineWidth = wordWidth + 1
        else
            wrapped = wrapped .. word .. " "
            lineWidth = lineWidth + wordWidth + 1
        end
    end
    return wrapped
end

function string.empty(str)
    if not str then
        return true
    end
    return #str == 0
end

function formatMoney(amount, separator)
    local patternSeparator = string.format("%%1%s%%2", separator)
    local formatted = tostring(amount)
    while true do
        formatted, k = string.gsub(formatted, "^(-?%d+)(%d%d%d)", patternSeparator)
        if (k == 0) then
            break
        end
    end
    return formatted
end

function string.searchEscape(str)
    str = string.gsub(str, "\\", "\\\\")
    str = string.gsub(str, '"', '\\"')
    str = string.gsub(str, "'", "\\'")
    str = string.gsub(str, "\n", "\\n")
    str = string.gsub(str, "\t", "\\t")
    str = string.gsub(str, "\r", "\\r")
    str = string.gsub(str, "%[", "\\[")
    str = string.gsub(str, "%]", "\\]")
    return str
end