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-- This module provides a generic exponential search algorithm.
local checkType = require('libraryUtil').checkType
local floor = math.floor
local function midPoint(lower, upper)
return floor(lower + (upper - lower) / 2)
end
local function search(testFunc, i, lower, upper)
if testFunc(i) then
if i + 1 == upper then
return i
end
lower = i
if upper then
i = midPoint(lower, upper)
else
i = i * 2
end
return search(testFunc, i, lower, upper)
else
 
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