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Versions: 32
Compression:
Stored size: 1.78 KB
Contents
require 'lib/spec_helper'
require 'support/rewriters_helper'
require 'opal/rewriters/hashes/key_duplicates_rewriter'
RSpec.describe Opal::Rewriters::Hashes::KeyDuplicatesRewriter do
include RewritersHelper
shared_examples 'it warns' do |code, key_to_warn|
context "for #{code} code" do
it "warns about #{key_to_warn.inspect} being overwritten" do
expect(Kernel).to receive(:warn).with("warning: key #{key_to_warn.inspect} is duplicated and overwritten")
ast = parse_without_rewriting(code)
rewrite(ast)
end
end
end
include_examples 'it warns', '{ a: 1, a: 2 }', :a
include_examples 'it warns', '{ a: 1, **{ a: 2 } }', :a
include_examples 'it warns', '{ a: 1, **{ **{ a: 2 } } }', :a
include_examples 'it warns', '{ "a" => 1, "a" => 2 }', 'a'
include_examples 'it warns', '{ "a" => 1, **{ "a" => 2 } }', 'a'
include_examples 'it warns', '{ "a" => 1, **{ **{ "a" => 2 } } }', 'a'
shared_examples 'it does not warn' do |code|
context "for #{code} code" do
it "does not warn anything" do
expect(Kernel).to_not receive(:warn).with(/is duplicated and overwritten/)
ast = parse_without_rewriting(code)
rewrite(ast)
end
end
end
include_examples 'it does not warn', '{ a: 1 }'
include_examples 'it does not warn', '{ a: 1, "a" => 2 }'
include_examples 'it does not warn', '{ "a" => 1, a: 2 }'
include_examples 'it does not warn', '{ a: 1, **{ "a" => 2 } }'
include_examples 'it does not warn', '{ "a" => 1, **{ a: 2 } }'
include_examples 'it does not warn', '{ a: 1, nested: { a: 2 } }'
include_examples 'it does not warn', 'key = "key"; { "#{key}" => 1, "#{key}" => 2 }'
include_examples 'it does not warn', 'key = "key"; { :"#{key}" => 1, :"#{key}" => 2 }'
end
Version data entries
32 entries across 32 versions & 1 rubygems