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Manual method existence check

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Michael Miller 2022-03-20 21:49:21 -06:00
parent 0b6e44c227
commit 78dea01abe
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1 changed files with 26 additions and 2 deletions
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28
src/spectator/mocks/stubbable.cr
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@ -100,8 +100,32 @@ module Spectator
# Additionally, the block usage is forwarded for methods that accept it.
# Even though `super` and `previous_def` without parameters forward the arguments, they don't forward a block.
%}
{% original = ((@type.methods.includes?(method) || !@type.ancestors.any? &.methods.includes?(method)) ? :previous_def : :super).id %}
{% if method.accepts_block?
{% original = if @type.methods.includes?(method)
:previous_def
elsif @type.ancestors.any? &.methods.includes?(method)
:super
# sigh... sometimes the method won't match with a simple check.
# It seems to be from a difference with the body attribute.
# Manually check most attributes.
elsif @type.ancestors.any? do |ancestor|
ancestor.methods.any? do |meth|
meth.name == method.name &&
meth.args == method.args &&
meth.accepts_block? == method.accepts_block? &&
meth.block_arg == method.block_arg &&
meth.double_splat == method.double_splat &&
meth.free_vars == method.free_vars &&
meth.receiver == method.receiver &&
meth.return_type == method.return_type &&
method.splat_index == method.splat_index &&
method.visibility == method.visibility
end
end
:super
else
:previous_def # raise "Could not find original implementation of `#{method.name}` for stubbing"
end.id
if method.accepts_block?
original = "#{original} { |*_spectator_yargs| yield *_spectator_yargs }".id
end %}