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draft: use generics in Converter #76

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draft: use generics in Converter #76

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15 changes: 12 additions & 3 deletions lib/sorbet-coerce/converter.rb
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
# typed: ignore
# typed: true
require 'polyfill'
require 'safe_type'
require 'set'
Expand All @@ -13,24 +13,33 @@ class ShapeError < SafeType::CoercionError; end
end

class TypeCoerce::Converter
extend T::Sig
extend T::Generic

Elem = type_member # this is the generic passed in to the converter

sig {params(type: Elem).void}
def initialize(type)
@type = type
end

sig {returns(Elem)}
def type; @type; end

def new
self
end

def to_s
"#{name}#[#{@type.to_s}]"
"#{name}#[#{self.type.to_s}]"
end

def from(args, raise_coercion_error: nil, coerce_empty_to_nil: false)
if raise_coercion_error.nil?
raise_coercion_error = TypeCoerce::Configuration.raise_coercion_error
end

T.let(_convert(args, @type, raise_coercion_error, coerce_empty_to_nil), @type)
T.let(_convert(args, self.type, raise_coercion_error, coerce_empty_to_nil), self.type)
end

private
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