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... that can only optimize one thing: combine `| append: 'a' | append: 'b'` into a single `| append_all: ['a', 'b']` filter call. This avoids all the intermediate allocations caused by several `append`. Also introduce a new filter `append_all: [*items]`.
17 lines
390 B
Ruby
17 lines
390 B
Ruby
# frozen_string_literal: true
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require 'test_helper'
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class OptimizerUnitTest < Minitest::Test
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include Liquid
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def test_combines_append_filters
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optimizer = Optimizer.new
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var = Variable.new('hello | append: "a" | append: b', ParseContext.new)
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var = optimizer.optimize(var)
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assert_equal([
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['append_all', ["a", VariableLookup.new("b")]]
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], var.filters)
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end
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end
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