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#! /usr/bin/lua
function split(t)
local cl = {}
string.gsub(t,
"(.)",
function(c)
table.insert(cl, c)
end
)
return cl
end
function splits(inputstr, sep)
sep=sep or '%s'
local t={}
for field,s in string.gmatch(inputstr, "([^"..sep.."]*)("..sep.."?)") do
table.insert(t,field)
if s=="" then
return t
end
end
end
function join(t)
local out=""
for i, v in ipairs(t) do
out = out .. v
end
return out
end
function joins(t,pad)
local out=""
local later = false
for k,v in pairs(t) do
if later then
out = out .. pad
end
out = out .. v
later = true
end
return out
end
function titlecapital(a)
local out = {}
for _, w in ipairs(splits(a, " ")) do
local p = string.lower(w)
if #p > 2 then
local c = split(p)
c[1] = string.upper(c[1])
p = join(c)
end
table.insert(out, p)
end
return joins(out, " ")
end
if titlecapital("PERL IS gREAT") == "Perl is Great" then
io.write("Pass")
else
io.write("FAIL")
end
io.write(" ")
if titlecapital("THE weekly challenge") == "The Weekly Challenge" then
io.write("Pass")
else
io.write("FAIL")
end
io.write(" ")
if titlecapital("YoU ARE A stAR") == "You Are a Star" then
io.write("Pass")
else
io.write("FAIL")
end
print("")
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