Runtime assertions for Ruby
literal.fun
ruby
Fixes error for missing `Literal::TypeError::Context#to_h` and adds `deconstruct` to `Literal::TypeError`.
+51
+17
lib/literal/errors/type_error.rb
+17
lib/literal/errors/type_error.rb
···
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expected.record_literal_type_errors(child) if expected.respond_to?(:record_literal_type_errors)
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@children << child
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end
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+
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def to_h
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{
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receiver: @receiver,
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method: @method,
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label: @label,
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expected: @expected,
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actual: @actual,
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children: @children,
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}
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end
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alias to_hash to_h
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end
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def initialize(context:)
···
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end
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end
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message
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end
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def deconstruct
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to_h.values
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end
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def deconstruct_keys(keys)
+34
test/type_error.test.rb
+34
test/type_error.test.rb
···
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# frozen_string_literal: true
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Age = Literal::Value(Integer, 18..)
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test do
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Age.new(17)
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rescue => error
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assert_equal error.class, Literal::TypeError
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assert_equal error.message, "Type mismatch\n\n" \
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" _Constraint(Integer, 18..)\n" \
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" Expected: 18..\n" \
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" Actual (Integer): 17\n"
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# deconstruct_keys
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key_names = [:receiver, :method, :label, :actual]
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exp_keys = {
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receiver: nil,
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method: nil,
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label: nil,
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actual: 17,
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}
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assert_equal error.deconstruct_keys(key_names), exp_keys
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# deconstruct
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expected_value = error.deconstruct
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assert_equal expected_value.size, 6
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assert_equal expected_value[0], nil
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assert_equal expected_value[1], nil
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assert_equal expected_value[2], nil # "_Constraint(Integer, 18..)"
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assert_equal expected_value[3].class, Literal::Types::ConstraintType
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assert_equal expected_value[4], 17
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assert_equal expected_value[5].class, Array
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assert_equal expected_value[5].first.class, Literal::TypeError::Context
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end