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A JSON Schema Validator with complete support for the latest specifications.
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lib/jsv/helpers/math.ex
defmodule JSV.Helpers.Math do
@moduledoc false
# This will not work with large numbers
@spec fractional_is_zero?(float) :: boolean
def fractional_is_zero?(n) when is_float(n) do
diff = n - Kernel.trunc(n)
diff === 0.0 || diff === -0.0
end
# This will not work with large numbers
@spec trunc(number) :: integer
def trunc(n) when is_float(n) do
Kernel.trunc(n)
end
end