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Add Enum#to_i128 and #to_u128 #13576

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Jun 20, 2023
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Add Enum#to_i128 and #to_u128 #13576

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31 changes: 31 additions & 0 deletions spec/std/enum_spec.cr
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Original file line number Diff line number Diff line change
Expand Up @@ -124,9 +124,40 @@ describe Enum do
it "gets value with to_i" do
SpecEnum::Two.to_i.should eq(1)
SpecEnum::Two.to_i.should be_a(Int32)
end

it "gets value with to_i<bit>" do
SpecEnum::Two.to_i8.should eq(1)
SpecEnum::Two.to_i8.should be_a(Int8)

SpecEnum::Two.to_i16.should eq(1)
SpecEnum::Two.to_i16.should be_a(Int16)

SpecEnum::Two.to_i32.should eq(1)
SpecEnum::Two.to_i32.should be_a(Int32)

SpecEnum::Two.to_i64.should eq(1)
SpecEnum::Two.to_i64.should be_a(Int64)

SpecEnum::Two.to_i128.should eq(1)
SpecEnum::Two.to_i128.should be_a(Int128)
end

it "gets value with to_u<bit>" do
SpecEnum::Two.to_u8.should eq(1)
SpecEnum::Two.to_u8.should be_a(UInt8)

SpecEnum::Two.to_u16.should eq(1)
SpecEnum::Two.to_u16.should be_a(UInt16)

SpecEnum::Two.to_u32.should eq(1)
SpecEnum::Two.to_u32.should be_a(UInt32)

SpecEnum::Two.to_u64.should eq(1)
SpecEnum::Two.to_u64.should be_a(UInt64)

SpecEnum::Two.to_u128.should eq(1)
SpecEnum::Two.to_u128.should be_a(UInt128)
end

it "does +" do
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2 changes: 1 addition & 1 deletion src/enum.cr
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Original file line number Diff line number Diff line change
Expand Up @@ -247,7 +247,7 @@ struct Enum
value.to_i32
end

{% for name in %w(i8 i16 i32 i64 u8 u16 u32 u64 f32 f64) %}
{% for name in %w(i8 i16 i32 i64 i128 u8 u16 u32 u64 u128 f32 f64) %}
{% prefix = name.starts_with?('i') ? "Int".id : (name.starts_with?('u') ? "UInt".id : "Float".id) %}
{% type = "#{prefix}#{name[1..-1].id}".id %}
# Returns the value of this enum member as a `{{type}}`
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