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ex_cldr_units
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3.20.2
3.20.1
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3.19.1
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3.18.1
3.18.0
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3.16.4
3.16.3
3.16.2
3.16.1
3.16.0
3.15.0
3.14.0
3.13.3
3.13.2
3.13.1
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3.12.0
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3.10.0
3.9.2
3.9.1
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3.8.0
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3.8.0-rc.1
3.8.0-rc.0
3.7.1
3.7.0
3.6.0
3.5.3
3.5.2
3.5.1
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3.3.0
3.3.0-rc.0
3.2.1
3.2.0
3.1.2
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2.6.0
2.5.3
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2.5.1
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2.3.2
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0.1.3
0.1.2
0.1.1
0.1.0
Unit formatting (volume, area, length, ...), conversion and arithmetic functions based upon the Common Locale Data Repository (CLDR).
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lib/cldr/conversion/function_factors.ex
defmodule Cldr.Unit.Conversion.FunctionFactors do
alias Cldr.Unit.Conversion.FunctionFactors
def factors do
%{
temperature: %{
celsius: 1,
fahrenheit: {
&FunctionFactors.to_fahrenheit/1,
&FunctionFactors.from_fahrenheit/1
},
generic: :not_convertible,
kelvin: {
&FunctionFactors.to_kelvin/1,
&FunctionFactors.from_kelvin/1
}
}
}
end
def to_fahrenheit(x) when is_number(x) do
(x - 32) / 1.8
end
def to_fahrenheit(%Decimal{} = x) do
Decimal.sub(x, Decimal.new(32))
|> Decimal.div(Decimal.new("1.8"))
end
def from_fahrenheit(x) when is_number(x) do
x * 1.8 + 32
end
def from_fahrenheit(%Decimal{} = x) do
Decimal.mult(x, Decimal.new("1.8"))
|> Decimal.add(Decimal.new(32))
end
def to_kelvin(x) when is_number(x) do
x - 273.15
end
def to_kelvin(%Decimal{} = x) do
Decimal.sub(x, Decimal.new("273.15"))
end
def from_kelvin(x) when is_number(x) do
x + 273.15
end
def from_kelvin(%Decimal{} = x) do
Decimal.add(x, Decimal.new("273.15"))
end
end