Make Liquid::Render hybrid

performance/unit/hybrid_render_benchmark.rb

@@ -0,0 +1,53 @@
+# frozen_string_literal: true
+
+require "benchmark/ips"
+
+# Benchmark hybrid render tag parsing overhead.
+
+require 'liquid'
+
+RubyVM::YJIT.enable if defined?(RubyVM::YJIT)
+
+# -- Templates -----------------------------------------------------------------
+
+SINGLE_SELF_CLOSING = "{% render 'snippet' %}"
+
+MULTIPLE_SELF_CLOSING = (1..20).map { |i| "{% render 'snippet_#{i}' %}" }.join("\n")
+
+BLOCK_FORM = "{% render 'snippet' %}Hello, world!{% endrender %}"
+
+MIXED_TEMPLATE = <<~LIQUID
+  {% assign title = 'Hello' %}
+  {% render 'header' %}
+  {% for item in collection %}
+    {% render 'card' %}
+    <p>{{ item.title }}</p>
+  {% endfor %}
+  {% render 'footer' %}
+LIQUID
+
+LONG_TAIL = "{% render 'snippet' %}\n" + (1..100).map { |i| "{% assign x#{i} = #{i} %}" }.join("\n")
+
+TEMPLATES = {
+  "single self-closing render" => SINGLE_SELF_CLOSING,
+  "20x consecutive self-closing renders" => MULTIPLE_SELF_CLOSING,
+  "block-form render" => BLOCK_FORM,
+  "mixed template (self-closing + other tags)" => MIXED_TEMPLATE,
+  "self-closing render + 100 trailing tags" => LONG_TAIL,
+}
+
+# -- Benchmark -----------------------------------------------------------------
+
+env = Liquid::Environment.default
+
+Benchmark.ips do |x|
+  x.config(time: 10, warmup: 5)
+
+  TEMPLATES.each do |label, source|
+    x.report("parse: #{label}") do
+      Liquid::Template.parse(source, environment: env)
+    end
+  end
+
+  x.compare!
+end