Remove :error_mode

Rakefile

@@ -33,14 +33,12 @@ task :rubocop do
   end
 end
 
-desc('runs test suite with strict2 parser')
+desc('runs test suite')
 task :test do
-  ENV['LIQUID_PARSER_MODE'] = 'strict2'
   Rake::Task['base_test'].reenable
   Rake::Task['base_test'].invoke
 
   if RUBY_ENGINE == 'ruby' || RUBY_ENGINE == 'truffleruby'
-    ENV['LIQUID_PARSER_MODE'] = 'strict2'
     Rake::Task['integration_test'].reenable
     Rake::Task['integration_test'].invoke
   end
@@ -63,13 +61,10 @@ task release: :build do
 end
 
 namespace :benchmark do
-  desc "Run the liquid benchmark with strict2 parsing"
-  task :strict2 do
-    ruby "./performance/benchmark.rb strict2"
-  end
-
   desc "Run the liquid benchmark"
-  task run: [:strict2]
+  task :run do
+    ruby "./performance/benchmark.rb"
+  end
 
   desc "Run unit benchmarks"
   namespace :unit do
@@ -101,11 +96,6 @@ namespace :profile do
   task :run do
     ruby "./performance/profile.rb"
   end
-
-  desc "Run the liquid profile/performance coverage with strict2 parsing"
-  task :strict2 do
-    ruby "./performance/profile.rb strict2"
-  end
 end
 
 namespace :memory_profile do

lib/liquid/environment.rb

@@ -4,10 +4,6 @@ module Liquid
   # The Environment is the container for all configuration options of Liquid, such as
   # the registered tags, filters, and the default error mode.
   class Environment
-    # The default error mode for all templates. This can be overridden on a
-    # per-template basis.
-    attr_accessor :error_mode
-
     # The tags that are available to use in the template.
     attr_accessor :tags
 
@@ -33,17 +29,14 @@ module Liquid
       #  the template.
       # @param file_system The default file system that is used
       #  to load templates from.
-      # @param error_mode [Symbol] The default error mode for all templates
-      #  (:strict2).
       # @param exception_renderer [Proc] The exception renderer that is used to
       #   render exceptions.
       # @yieldparam environment [Environment] The environment instance that is being built.
       # @return [Environment] The new environment instance.
-      def build(tags: nil, file_system: nil, error_mode: nil, exception_renderer: nil)
+      def build(tags: nil, file_system: nil, exception_renderer: nil)
         ret = new
         ret.tags = tags if tags
         ret.file_system = file_system if file_system
-        ret.error_mode = error_mode if error_mode
         ret.exception_renderer = exception_renderer if exception_renderer
         yield ret if block_given?
         ret.freeze
@@ -75,7 +68,6 @@ module Liquid
     # @api private
     def initialize
       @tags = Tags::STANDARD_TAGS.dup
-      @error_mode = :strict2
       @strainer_template = Class.new(StrainerTemplate).tap do |klass|
         klass.add_filter(StandardFilters)
       end

lib/liquid/parse_context.rb

@@ -3,7 +3,7 @@
 module Liquid
   class ParseContext
     attr_accessor :locale, :line_number, :trim_whitespace, :depth
-    attr_reader :partial, :warnings, :error_mode, :environment
+    attr_reader :partial, :warnings, :environment
 
     def initialize(options = Const::EMPTY_HASH)
       @environment = options.fetch(:environment, Environment.default)
@@ -55,16 +55,12 @@ module Liquid
     end
 
     def parse_expression(markup, safe: false)
-      if !safe && @error_mode == :strict2
-        # parse_expression is a widely used API. To maintain backward
-        # compatibility while raising awareness about strict2 parser standards,
-        # the safe flag supports API users make a deliberate decision.
-        #
-        # In strict2 mode, markup MUST come from a string returned by the parser
-        # (e.g., parser.expression). We're not calling the parser here to
-        # prevent redundant parser overhead.
-        raise Liquid::InternalError, "unsafe parse_expression cannot be used in strict2 mode"
-      end
+      # markup MUST come from a string returned by the parser
+      # (e.g., parser.expression). We're not calling the parser here to
+      # prevent redundant parser overhead. The `safe` opt-in
+      # exists to ensure it is not accidentally still called with
+      # the result of a regex.
+      raise Liquid::InternalError, "unsafe parse_expression cannot be used" unless safe
 
       Expression.parse(markup, @string_scanner, @expression_cache)
     end
@@ -72,8 +68,6 @@ module Liquid
     def partial=(value)
       @partial = value
       @options = value ? partial_options : @template_options
-
-      @error_mode = @options[:error_mode] || @environment.error_mode
     end
 
     def partial_options

lib/liquid/partial_cache.rb

@@ -4,7 +4,7 @@ module Liquid
   class PartialCache
     def self.load(template_name, context:, parse_context:)
       cached_partials = context.registers[:cached_partials]
-      cache_key = "#{template_name}:#{parse_context.error_mode}"
+      cache_key = template_name.to_s
       cached = cached_partials[cache_key]
       return cached if cached
 

lib/liquid/template.rb

@@ -21,17 +21,6 @@ module Liquid
     attr_reader :profiler
 
     class << self
-      # Sets how strict the parser should be.
-      # :strict2 enforces correct syntax for all tags
-      def error_mode=(mode)
-        Deprecations.warn("Template.error_mode=", "Environment#error_mode=")
-        Environment.default.error_mode = mode
-      end
-
-      def error_mode
-        Environment.default.error_mode
-      end
-
       def default_exception_renderer=(renderer)
         Deprecations.warn("Template.default_exception_renderer=", "Environment#exception_renderer=")
         Environment.default.exception_renderer = renderer

performance/benchmark.rb

@@ -4,7 +4,6 @@ require 'benchmark/ips'
 require_relative 'theme_runner'
 
 RubyVM::YJIT.enable if defined?(RubyVM::YJIT)
-Liquid::Environment.default.error_mode = ARGV.first.to_sym if ARGV.first
 
 profiler = ThemeRunner.new
 

performance/memory_profile.rb

@@ -53,8 +53,6 @@ class Profiler
   end
 end
 
-Liquid::Template.error_mode = ARGV.first.to_sym if ARGV.first
-
 runner = ThemeRunner.new
 Profiler.run do |x|
   x.profile('parse') { runner.compile }

performance/profile.rb

@@ -3,7 +3,6 @@
 require 'stackprof'
 require_relative 'theme_runner'
 
-Liquid::Template.error_mode = ARGV.first.to_sym if ARGV.first
 profiler = ThemeRunner.new
 profiler.run
 

spec/ruby_liquid_lax.rb

@@ -1,34 +0,0 @@
-# frozen_string_literal: true
-
-# Liquid Spec Adapter for Shopify/liquid with lax parsing mode
-#
-# Run with: bundle exec liquid-spec run spec/ruby_liquid_lax.rb
-
-$LOAD_PATH.unshift(File.expand_path('../lib', __dir__))
-require 'liquid'
-
-LiquidSpec.configure do |config|
-  config.features = [:core, :lax_parsing]
-end
-
-# Compile a template string into a Liquid::Template
-LiquidSpec.compile do |ctx, source, options|
-  # Force lax mode
-  options = options.merge(error_mode: :lax)
-  ctx[:template] = Liquid::Template.parse(source, **options)
-end
-
-# Render a compiled template with the given context
-LiquidSpec.render do |ctx, assigns, options|
-  registers = Liquid::Registers.new(options[:registers] || {})
-
-  context = Liquid::Context.build(
-    static_environments: assigns,
-    registers: registers,
-    rethrow_errors: options[:strict_errors],
-  )
-
-  context.exception_renderer = options[:exception_renderer] if options[:exception_renderer]
-
-  ctx[:template].render(context)
-end

spec/ruby_liquid_yjit.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-# Liquid Spec Adapter for Shopify/liquid with YJIT + strict mode + ActiveSupport
+# Liquid Spec Adapter for Shopify/liquid with YJIT + ActiveSupport
 #
 # Run with: bundle exec liquid-spec run spec/ruby_liquid_yjit.rb
 
@@ -20,8 +20,6 @@ end
 
 # Compile a template string into a Liquid::Template
 LiquidSpec.compile do |ctx, source, options|
-  # Force strict mode
-  options = { error_mode: :strict }.merge(options)
   ctx[:template] = Liquid::Template.parse(source, **options)
 end
 

test/integration/assign_test.rb

@@ -39,11 +39,10 @@ class AssignTest < Minitest::Test
     assert_match_syntax_error(/assign/, '{% assign foo not values %}.')
   end
 
-  def test_assign_uses_error_mode
+  def test_assign_throws_on_unsupported_syntax
     assert_match_syntax_error(
       "Expected dotdot but found pipe",
       "{% assign foo = ('X' | downcase) %}",
-      error_mode: :rigid,
     )
   end
 

test/integration/context_test.rb

@@ -632,11 +632,9 @@ class ContextTest < Minitest::Test
   end
 
   def test_has_key_will_not_add_an_error_for_missing_keys
-    with_error_modes(:rigid) do
-      context = Context.new
-      context.key?('unknown')
-      assert_empty(context.errors)
-    end
+    context = Context.new
+    context.key?('unknown')
+    assert_empty(context.errors)
   end
 
   def test_key_lookup_will_raise_for_missing_keys_when_strict_variables_is_enabled

test/integration/error_handling_test.rb

@@ -67,10 +67,8 @@ class ErrorHandlingTest < Minitest::Test
   end
 
   def test_unrecognized_operator
-    with_error_modes(:rigid) do
-      assert_raises(SyntaxError) do
-        Liquid::Template.parse(' {% if 1 =! 2 %}ok{% endif %} ')
-      end
+    assert_raises(SyntaxError) do
+      Liquid::Template.parse(' {% if 1 =! 2 %}ok{% endif %} ')
     end
   end
 
@@ -107,7 +105,6 @@ class ErrorHandlingTest < Minitest::Test
 
           bla
                 ',
-        error_mode: :rigid,
         line_numbers: true,
       )
     end
@@ -131,12 +128,12 @@ class ErrorHandlingTest < Minitest::Test
 
   def test_strict_error_messages
     err = assert_raises(SyntaxError) do
-      Liquid::Template.parse(' {% if 1 =! 2 %}ok{% endif %} ', error_mode: :rigid)
+      Liquid::Template.parse(' {% if 1 =! 2 %}ok{% endif %} ')
     end
     assert_equal('Liquid syntax error: Unexpected character = in "1 =! 2"', err.message)
 
     err = assert_raises(SyntaxError) do
-      Liquid::Template.parse('{{%%%}}', error_mode: :rigid)
+      Liquid::Template.parse('{{%%%}}')
     end
     assert_equal('Liquid syntax error: Unexpected character % in "{{%%%}}"', err.message)
   end

test/integration/parsing_quirks_test.rb

@@ -31,31 +31,25 @@ class ParsingQuirksTest < Minitest::Test
   def test_error_on_empty_filter
     assert(Template.parse("{{test}}"))
 
-    with_error_modes(:rigid) do
-      assert_raises(Liquid::SyntaxError) { Template.parse("{{|test}}") }
-      assert_raises(Liquid::SyntaxError) { Template.parse("{{test |a|b|}}") }
-    end
+    assert_raises(Liquid::SyntaxError) { Template.parse("{{|test}}") }
+    assert_raises(Liquid::SyntaxError) { Template.parse("{{test |a|b|}}") }
   end
 
   def test_meaningless_parens_error
-    with_error_modes(:rigid) do
-      assert_raises(SyntaxError) do
-        markup = "a == 'foo' or (b == 'bar' and c == 'baz') or false"
-        Template.parse("{% if #{markup} %} YES {% endif %}")
-      end
+    assert_raises(SyntaxError) do
+      markup = "a == 'foo' or (b == 'bar' and c == 'baz') or false"
+      Template.parse("{% if #{markup} %} YES {% endif %}")
     end
   end
 
   def test_unexpected_characters_syntax_error
-    with_error_modes(:rigid) do
-      assert_raises(SyntaxError) do
-        markup = "true && false"
-        Template.parse("{% if #{markup} %} YES {% endif %}")
-      end
-      assert_raises(SyntaxError) do
-        markup = "false || true"
-        Template.parse("{% if #{markup} %} YES {% endif %}")
-      end
+    assert_raises(SyntaxError) do
+      markup = "true && false"
+      Template.parse("{% if #{markup} %} YES {% endif %}")
+    end
+    assert_raises(SyntaxError) do
+      markup = "false || true"
+      Template.parse("{% if #{markup} %} YES {% endif %}")
     end
   end
 

test/integration/tags/cycle_tag_test.rb

@@ -91,23 +91,21 @@ class CycleTagTest < Minitest::Test
     assert_match(/Syntax Error in 'cycle' - Valid syntax: cycle \[name :\] var/, error.message)
   end
 
-  def test_cycle_tag_with_error_mode
+  def test_cycle_tag_unsupported_legacy_quirk
     # QuotedFragment is more permissive than what Parser#expression allows.
     template1 = "{% assign 5 = 'b' %}{% cycle .5, .4 %}"
     template2 = "{% cycle .5: 'a', 'b' %}"
 
-    with_error_modes(:strict2) do
-      error1 = assert_raises(Liquid::SyntaxError) { Template.parse(template1) }
-      error2 = assert_raises(Liquid::SyntaxError) { Template.parse(template2) }
+    error1 = assert_raises(Liquid::SyntaxError) { Template.parse(template1) }
+    error2 = assert_raises(Liquid::SyntaxError) { Template.parse(template2) }
 
-      expected_error = /Liquid syntax error: \[:dot, "."\] is not a valid expression/
+    expected_error = /Liquid syntax error: \[:dot, "."\] is not a valid expression/
 
-      assert_match(expected_error, error1.message)
-      assert_match(expected_error, error2.message)
-    end
+    assert_match(expected_error, error1.message)
+    assert_match(expected_error, error2.message)
   end
 
-  def test_cycle_with_trailing_elements
+  def test_cycle_with_trailing_elements_legacy_syntax
     assignments = "{% assign a = 'A' %}{% assign n = 'N' %}"
 
     template1 = "#{assignments}{% cycle       'a'  'b', 'c' %}"
@@ -116,21 +114,19 @@ class CycleTagTest < Minitest::Test
     template4 = "#{assignments}{% cycle n  e: 'a', 'b', 'c' %}"
     template5 = "#{assignments}{% cycle n  e  'a', 'b', 'c' %}"
 
-    with_error_modes(:strict2) do
-      error1 = assert_raises(Liquid::SyntaxError) { Template.parse(template1) }
-      error2 = assert_raises(Liquid::SyntaxError) { Template.parse(template2) }
-      error3 = assert_raises(Liquid::SyntaxError) { Template.parse(template3) }
-      error4 = assert_raises(Liquid::SyntaxError) { Template.parse(template4) }
-      error5 = assert_raises(Liquid::SyntaxError) { Template.parse(template5) }
+    error1 = assert_raises(Liquid::SyntaxError) { Template.parse(template1) }
+    error2 = assert_raises(Liquid::SyntaxError) { Template.parse(template2) }
+    error3 = assert_raises(Liquid::SyntaxError) { Template.parse(template3) }
+    error4 = assert_raises(Liquid::SyntaxError) { Template.parse(template4) }
+    error5 = assert_raises(Liquid::SyntaxError) { Template.parse(template5) }
 
-      expected_error = /Expected end_of_string but found/
+    expected_error = /Expected end_of_string but found/
 
-      assert_match(expected_error, error1.message)
-      assert_match(expected_error, error2.message)
-      assert_match(expected_error, error3.message)
-      assert_match(expected_error, error4.message)
-      assert_match(expected_error, error5.message)
-    end
+    assert_match(expected_error, error1.message)
+    assert_match(expected_error, error2.message)
+    assert_match(expected_error, error3.message)
+    assert_match(expected_error, error4.message)
+    assert_match(expected_error, error5.message)
   end
 
   def test_cycle_name_with_invalid_expression
@@ -140,10 +136,8 @@ class CycleTagTest < Minitest::Test
       {% endfor %}
     LIQUID
 
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
-      assert_match(/Unexpected character =/, error.message)
-    end
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    assert_match(/Unexpected character =/, error.message)
   end
 
   def test_cycle_variable_with_invalid_expression
@@ -153,9 +147,7 @@ class CycleTagTest < Minitest::Test
       {% endfor %}
     LIQUID
 
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
-      assert_match(/Unexpected character =/, error.message)
-    end
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    assert_match(/Unexpected character =/, error.message)
   end
 end

test/integration/tags/include_tag_test.rb

@@ -204,15 +204,13 @@ class IncludeTagTest < Minitest::Test
     )
   end
 
-  def test_strict2_parsing_errors
-    with_error_modes(:strict2) do
-      assert_syntax_error(
-        '{% include "snippet" !!! arg1: "value1" ~~~ arg2: "value2" %}',
-      )
-      assert_syntax_error(
-        '{% include "snippet" | filter %}',
-      )
-    end
+  def test_parsing_errors_for_legacy_quirk
+    assert_syntax_error(
+      '{% include "snippet" !!! arg1: "value1" ~~~ arg2: "value2" %}',
+    )
+    assert_syntax_error(
+      '{% include "snippet" | filter %}',
+    )
   end
 
   def test_optional_commas
@@ -293,10 +291,10 @@ class IncludeTagTest < Minitest::Test
     env = Liquid::Environment.build(file_system: TestFileSystem.new)
 
     assert_raises(Liquid::SyntaxError) do
-      Template.parse("{% include template %}", error_mode: :rigid, environment: env).render!("template" => '{{ "X" || downcase }}')
+      Template.parse("{% include template %}", environment: env).render!("template" => '{{ "X" || downcase }}')
     end
     assert_raises(Liquid::SyntaxError) do
-      Template.parse("{% include template %}", error_mode: :rigid, include_options_blacklist: [:locale], environment: env).render!("template" => '{{ "X" || downcase }}')
+      Template.parse("{% include template %}", include_options_blacklist: [:locale], environment: env).render!("template" => '{{ "X" || downcase }}')
     end
   end
 
@@ -351,7 +349,7 @@ class IncludeTagTest < Minitest::Test
       file_system: StubFileSystem.new('simple' => 'simple'),
     )
 
-    template = Liquid::Template.parse("{% include 'simple' %}", error_mode: :warn, environment: env)
+    template = Liquid::Template.parse("{% include 'simple' %}", environment: env)
     template.render(nil, strict_variables: true)
 
     assert_equal([], template.errors)
@@ -390,27 +388,21 @@ class IncludeTagTest < Minitest::Test
   def test_include_template_with_invalid_expression
     template = "{% include foo=>bar %}"
 
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
-      assert_match(/Unexpected character =/, error.message)
-    end
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    assert_match(/Unexpected character =/, error.message)
   end
 
   def test_include_with_invalid_expression
     template = '{% include "snippet" with foo=>bar %}'
 
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
-      assert_match(/Unexpected character =/, error.message)
-    end
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    assert_match(/Unexpected character =/, error.message)
   end
 
   def test_include_attribute_with_invalid_expression
     template = '{% include "snippet", key: foo=>bar %}'
 
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
-      assert_match(/Unexpected character =/, error.message)
-    end
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    assert_match(/Unexpected character =/, error.message)
   end
 end # IncludeTagTest

test/integration/tags/render_tag_test.rb

@@ -105,15 +105,13 @@ class RenderTagTest < Minitest::Test
     assert_syntax_error("{% assign name = 'snippet' %}{% render name %}")
   end
 
-  def test_strict2_parsing_errors
-    with_error_modes(:strict2) do
-      assert_syntax_error(
-        '{% render "snippet" !!! arg1: "value1" ~~~ arg2: "value2" %}',
-      )
-      assert_syntax_error(
-        '{% render "snippet" | filter %}',
-      )
-    end
+  def test_parsing_errors_legacy_syntax
+    assert_syntax_error(
+      '{% render "snippet" !!! arg1: "value1" ~~~ arg2: "value2" %}',
+    )
+    assert_syntax_error(
+      '{% render "snippet" | filter %}',
+    )
   end
 
   def test_optional_commas
@@ -309,19 +307,13 @@ class RenderTagTest < Minitest::Test
 
   def test_render_with_invalid_expression
     template = '{% render "snippet" with foo=>bar %}'
-
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
-      assert_match(/Unexpected character =/, error.message)
-    end
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    assert_match(/Unexpected character =/, error.message)
   end
 
   def test_render_attribute_with_invalid_expression
     template = '{% render "snippet", key: foo=>bar %}'
-
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
-      assert_match(/Unexpected character =/, error.message)
-    end
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    assert_match(/Unexpected character =/, error.message)
   end
 end

test/integration/tags/table_row_test.rb

@@ -236,7 +236,7 @@ class TableRowTest < Minitest::Test
     )
   end
 
-  def test_tablerow_with_cols_attribute_in_strict2_mode
+  def test_tablerow_with_cols_attribute
     template = <<~LIQUID.chomp
       {% tablerow i in (1..6) cols: 3 %}{{ i }}{% endtablerow %}
     LIQUID
@@ -247,12 +247,10 @@ class TableRowTest < Minitest::Test
       <tr class="row2"><td class="col1">4</td><td class="col2">5</td><td class="col3">6</td></tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template)
-    end
+    assert_template_result(expected, template)
   end
 
-  def test_tablerow_with_limit_attribute_in_strict2_mode
+  def test_tablerow_with_limit_attribute
     template = <<~LIQUID.chomp
       {% tablerow i in (1..10) limit: 3 %}{{ i }}{% endtablerow %}
     LIQUID
@@ -262,12 +260,10 @@ class TableRowTest < Minitest::Test
       <td class="col1">1</td><td class="col2">2</td><td class="col3">3</td></tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template)
-    end
+    assert_template_result(expected, template)
   end
 
-  def test_tablerow_with_offset_attribute_in_strict2_mode
+  def test_tablerow_with_offset_attribute
     template = <<~LIQUID.chomp
       {% tablerow i in (1..5) offset: 2 %}{{ i }}{% endtablerow %}
     LIQUID
@@ -277,12 +273,10 @@ class TableRowTest < Minitest::Test
       <td class="col1">3</td><td class="col2">4</td><td class="col3">5</td></tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template)
-    end
+    assert_template_result(expected, template)
   end
 
-  def test_tablerow_with_range_attribute_in_strict2_mode
+  def test_tablerow_with_range_attribute
     template = <<~LIQUID.chomp
       {% tablerow i in (1..3) range: (1..10) %}{{ i }}{% endtablerow %}
     LIQUID
@@ -292,12 +286,10 @@ class TableRowTest < Minitest::Test
       <td class="col1">1</td><td class="col2">2</td><td class="col3">3</td></tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template)
-    end
+    assert_template_result(expected, template)
   end
 
-  def test_tablerow_with_multiple_attributes_in_strict2_mode
+  def test_tablerow_with_multiple_attributes
     template = <<~LIQUID.chomp
       {% tablerow i in (1..10) cols: 2, limit: 4, offset: 1 %}{{ i }}{% endtablerow %}
     LIQUID
@@ -308,12 +300,10 @@ class TableRowTest < Minitest::Test
       <tr class="row2"><td class="col1">4</td><td class="col2">5</td></tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template)
-    end
+    assert_template_result(expected, template)
   end
 
-  def test_tablerow_with_variable_collection_in_strict2_mode
+  def test_tablerow_with_variable_collection
     template = <<~LIQUID.chomp
       {% tablerow n in numbers cols: 2 %}{{ n }}{% endtablerow %}
     LIQUID
@@ -324,12 +314,10 @@ class TableRowTest < Minitest::Test
       <tr class="row2"><td class="col1">3</td><td class="col2">4</td></tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template, { 'numbers' => [1, 2, 3, 4] })
-    end
+    assert_template_result(expected, template, { 'numbers' => [1, 2, 3, 4] })
   end
 
-  def test_tablerow_with_dotted_access_in_strict2_mode
+  def test_tablerow_with_dotted_access
     template = <<~LIQUID.chomp
       {% tablerow n in obj.numbers cols: 2 %}{{ n }}{% endtablerow %}
     LIQUID
@@ -340,12 +328,10 @@ class TableRowTest < Minitest::Test
       <tr class="row2"><td class="col1">3</td><td class="col2">4</td></tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template, { 'obj' => { 'numbers' => [1, 2, 3, 4] } })
-    end
+    assert_template_result(expected, template, { 'obj' => { 'numbers' => [1, 2, 3, 4] } })
   end
 
-  def test_tablerow_with_bracketed_access_in_strict2_mode
+  def test_tablerow_with_bracketed_access
     template = <<~LIQUID.chomp
       {% tablerow n in obj["numbers"] cols: 2 %}{{ n }}{% endtablerow %}
     LIQUID
@@ -355,12 +341,10 @@ class TableRowTest < Minitest::Test
       <td class="col1">10</td><td class="col2">20</td></tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template, { 'obj' => { 'numbers' => [10, 20] } })
-    end
+    assert_template_result(expected, template, { 'obj' => { 'numbers' => [10, 20] } })
   end
 
-  def test_tablerow_without_attributes_in_strict2_mode
+  def test_tablerow_without_attributes
     template = <<~LIQUID.chomp
       {% tablerow i in (1..3) %}{{ i }}{% endtablerow %}
     LIQUID
@@ -370,30 +354,24 @@ class TableRowTest < Minitest::Test
       <td class="col1">1</td><td class="col2">2</td><td class="col3">3</td></tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template)
-    end
+    assert_template_result(expected, template)
   end
 
-  def test_tablerow_without_in_keyword_in_strict2_mode
+  def test_tablerow_without_in_keyword
     template = '{% tablerow i (1..10) %}{{ i }}{% endtablerow %}'
 
-    with_error_modes(:strict2) do
-      error = assert_raises(SyntaxError) { Template.parse(template) }
-      assert_equal("Liquid syntax error: For loops require an 'in' clause in \"i (1..10)\"", error.message)
-    end
+    error = assert_raises(SyntaxError) { Template.parse(template) }
+    assert_equal("Liquid syntax error: For loops require an 'in' clause in \"i (1..10)\"", error.message)
   end
 
-  def test_tablerow_with_multiple_invalid_attributes_reports_first_in_strict2_mode
+  def test_tablerow_with_multiple_invalid_attributes_reports_first
     template = '{% tablerow i in (1..10) invalid1: 5, invalid2: 10 %}{{ i }}{% endtablerow %}'
 
-    with_error_modes(:strict2) do
-      error = assert_raises(SyntaxError) { Template.parse(template) }
-      assert_equal("Liquid syntax error: Invalid attribute 'invalid1' in tablerow loop. Valid attributes are cols, limit, offset, and range in \"i in (1..10) invalid1: 5, invalid2: 10\"", error.message)
-    end
+    error = assert_raises(SyntaxError) { Template.parse(template) }
+    assert_equal("Liquid syntax error: Invalid attribute 'invalid1' in tablerow loop. Valid attributes are cols, limit, offset, and range in \"i in (1..10) invalid1: 5, invalid2: 10\"", error.message)
   end
 
-  def test_tablerow_with_empty_collection_in_strict2_mode
+  def test_tablerow_with_empty_collection
     template = <<~LIQUID.chomp
       {% tablerow i in empty_array cols: 2 %}{{ i }}{% endtablerow %}
     LIQUID
@@ -403,31 +381,18 @@ class TableRowTest < Minitest::Test
       </tr>
     OUTPUT
 
-    with_error_modes(:strict2) do
-      assert_template_result(expected, template, { 'empty_array' => [] })
-    end
+    assert_template_result(expected, template, { 'empty_array' => [] })
   end
 
-  def test_tablerow_with_invalid_attribute_strict_vs_strict2
+  def test_tablerow_with_invalid_attribute
     template = '{% tablerow i in (1..5) invalid_attr: 10 %}{{ i }}{% endtablerow %}'
-
-    expected = <<~OUTPUT
-      <tr class="row1">
-      <td class="col1">1</td><td class="col2">2</td><td class="col3">3</td><td class="col4">4</td><td class="col5">5</td></tr>
-    OUTPUT
-
-    with_error_modes(:strict2) do
-      error = assert_raises(SyntaxError) { Template.parse(template) }
-      assert_match(/Invalid attribute 'invalid_attr'/, error.message)
-    end
+    error = assert_raises(SyntaxError) { Template.parse(template) }
+    assert_match(/Invalid attribute 'invalid_attr'/, error.message)
   end
 
-  def test_tablerow_with_invalid_expression_strict_vs_strict2
+  def test_tablerow_with_invalid_expression
     template = '{% tablerow i in (1..5) limit: foo=>bar %}{{ i }}{% endtablerow %}'
-
-    with_error_modes(:strict2) do
-      error = assert_raises(SyntaxError) { Template.parse(template) }
-      assert_match(/Unexpected character =/, error.message)
-    end
+    error = assert_raises(SyntaxError) { Template.parse(template) }
+    assert_match(/Unexpected character =/, error.message)
   end
 end

test/integration/template_test.rb

@@ -259,7 +259,7 @@ class TemplateTest < Minitest::Test
   end
 
   def test_nil_value_does_not_raise
-    t      = Template.parse("some{{x}}thing", error_mode: :rigid)
+    t      = Template.parse("some{{x}}thing")
     result = t.render!({ 'x' => nil }, strict_variables: true)
 
     assert_equal(0, t.errors.count)

test/integration/variable_test.rb

@@ -179,40 +179,30 @@ class VariableTest < Minitest::Test
   def test_filter_with_single_trailing_comma
     template = '{{ "hello" | append: "world", }}'
 
-    with_error_modes(:strict2) do
-      assert_template_result('helloworld', template)
-    end
+    assert_template_result('helloworld', template)
   end
 
   def test_multiple_filters_with_trailing_commas
     template = '{{ "hello" | append: "1", | append: "2", }}'
 
-    with_error_modes(:strict2) do
-      assert_template_result('hello12', template)
-    end
+    assert_template_result('hello12', template)
   end
 
   def test_filter_with_colon_but_no_arguments
     template = '{{ "test" | upcase: }}'
 
-    with_error_modes(:strict2) do
-      assert_template_result('TEST', template)
-    end
+    assert_template_result('TEST', template)
   end
 
   def test_filter_chain_with_colon_no_args
     template = '{{ "test" | append: "x" | upcase: }}'
 
-    with_error_modes(:strict2) do
-      assert_template_result('TESTX', template)
-    end
+    assert_template_result('TESTX', template)
   end
 
   def test_combining_trailing_comma_and_empty_args
     template = '{{ "test" | append: "x", | upcase: }}'
 
-    with_error_modes(:strict2) do
-      assert_template_result('TESTX', template)
-    end
+    assert_template_result('TESTX', template)
   end
 end

test/test_helper.rb

@@ -8,13 +8,6 @@ $LOAD_PATH.unshift(File.join(File.expand_path(__dir__), '..', 'lib'))
 require 'liquid.rb'
 require 'liquid/profiler'
 
-mode = :rigid
-if (env_mode = ENV['LIQUID_PARSER_MODE'])
-  puts "-- #{env_mode.upcase} ERROR MODE"
-  mode = env_mode.to_sym
-end
-Liquid::Environment.default.error_mode = mode
-
 if Minitest.const_defined?('Test')
   # We're on Minitest 5+. Nothing to do here.
 else
@@ -34,27 +27,27 @@ module Minitest
 
     def assert_template_result(
       expected, template, assigns = {},
-      message: nil, partials: nil, error_mode: Liquid::Environment.default.error_mode, render_errors: false,
+      message: nil, partials: nil, render_errors: false,
       template_factory: nil
     )
       file_system = StubFileSystem.new(partials || {})
       environment = Liquid::Environment.build(file_system: file_system)
-      template = Liquid::Template.parse(template, line_numbers: true, error_mode: error_mode&.to_sym, environment: environment)
+      template = Liquid::Template.parse(template, line_numbers: true, environment: environment)
       registers = Liquid::Registers.new(file_system: file_system, template_factory: template_factory)
       context = Liquid::Context.build(static_environments: assigns, rethrow_errors: !render_errors, registers: registers, environment: environment)
       output = template.render(context)
       assert_equal(expected, output, message)
     end
 
-    def assert_match_syntax_error(match, template, error_mode: nil)
+    def assert_match_syntax_error(match, template)
       exception = assert_raises(Liquid::SyntaxError) do
-        Template.parse(template, line_numbers: true, error_mode: error_mode&.to_sym).render
+        Template.parse(template, line_numbers: true).render
       end
       assert_match(match, exception.message)
     end
 
-    def assert_syntax_error(template, error_mode: nil)
-      assert_match_syntax_error("", template, error_mode: error_mode)
+    def assert_syntax_error(template)
+      assert_match_syntax_error("", template)
     end
 
     def assert_usage_increment(name, times: 1)
@@ -82,16 +75,6 @@ module Minitest
       Environment.dangerously_override(environment, &blk)
     end
 
-    def with_error_modes(*modes)
-      old_mode = Liquid::Environment.default.error_mode
-      modes.each do |mode|
-        Liquid::Environment.default.error_mode = mode
-        yield
-      end
-    ensure
-      Liquid::Environment.default.error_mode = old_mode
-    end
-
     def with_custom_tag(tag_name, tag_class, &block)
       environment = Liquid::Environment.default.dup
       environment.register_tag(tag_name, tag_class)

test/unit/condition_unit_test.rb

@@ -166,8 +166,8 @@ class ConditionUnitTest < Minitest::Test
     assert_includes(err.lines.map(&:strip), expected)
   end
 
-  def test_parse_expression_in_strict_mode
-    environment = Environment.build(error_mode: :rigid)
+  def test_parse_expression_with_safe_true
+    environment = Environment.build
     parse_context = ParseContext.new(environment: environment)
     result = Condition.parse_expression(parse_context, 'product.title', safe: true)
 
@@ -176,25 +176,15 @@ class ConditionUnitTest < Minitest::Test
     assert_equal(['title'], result.lookups)
   end
 
-  def test_parse_expression_in_strict2_mode_raises_internal_error
-    environment = Environment.build(error_mode: :strict2)
+  def test_parse_expression_raises_internal_error_if_not_safe
+    environment = Environment.build
     parse_context = ParseContext.new(environment: environment)
 
     error = assert_raises(Liquid::InternalError) do
       Condition.parse_expression(parse_context, 'product.title')
     end
 
-    assert_match(/unsafe parse_expression cannot be used in strict2 mode/, error.message)
-  end
-
-  def test_parse_expression_with_safe_true_in_strict2_mode
-    environment = Environment.build(error_mode: :strict2)
-    parse_context = ParseContext.new(environment: environment)
-    result = Condition.parse_expression(parse_context, 'product.title', safe: true)
-
-    assert_instance_of(VariableLookup, result)
-    assert_equal('product', result.name)
-    assert_equal(['title'], result.lookups)
+    assert_match(/unsafe parse_expression cannot be used/, error.message)
   end
 
   # Tests for blank? comparison without ActiveSupport

test/unit/parse_context_unit_test.rb

@@ -6,100 +6,81 @@ class ParseContextUnitTest < Minitest::Test
   include Liquid
 
   def test_safe_parse_expression_with_variable_lookup
-    parser_strict = strict_parse_context.new_parser('product.title')
-    result_strict = strict_parse_context.safe_parse_expression(parser_strict)
+    parser = parse_context.new_parser('product.title')
+    result = parse_context.safe_parse_expression(parser)
 
-    parser_strict2 = strict2_parse_context.new_parser('product.title')
-    result_strict2 = strict2_parse_context.safe_parse_expression(parser_strict2)
-
-    assert_instance_of(VariableLookup, result_strict)
-    assert_equal('product', result_strict.name)
-    assert_equal(['title'], result_strict.lookups)
-
-    assert_instance_of(VariableLookup, result_strict2)
-    assert_equal('product', result_strict2.name)
-    assert_equal(['title'], result_strict2.lookups)
+    assert_instance_of(VariableLookup, result)
+    assert_equal('product', result.name)
+    assert_equal(['title'], result.lookups)
   end
 
   def test_safe_parse_expression_raises_syntax_error_for_invalid_expression
-    parser_strict = strict_parse_context.new_parser('')
-    parser_strict2 = strict2_parse_context.new_parser('')
+    parser = parse_context.new_parser('')
 
-    error_strict = assert_raises(Liquid::SyntaxError) do
-      strict_parse_context.safe_parse_expression(parser_strict)
-    end
-    assert_match(/is not a valid expression/, error_strict.message)
-
-    error_strict2 = assert_raises(Liquid::SyntaxError) do
-      strict2_parse_context.safe_parse_expression(parser_strict2)
+    error = assert_raises(Liquid::SyntaxError) do
+      parse_context.safe_parse_expression(parser)
     end
 
-    assert_match(/is not a valid expression/, error_strict2.message)
+    assert_match(/is not a valid expression/, error.message)
   end
 
   def test_parse_expression_with_variable_lookup
     error = assert_raises(Liquid::InternalError) do
-      strict2_parse_context.parse_expression('product.title')
+      parse_context.parse_expression('product.title')
     end
 
-    assert_match(/unsafe parse_expression cannot be used in strict2 mode/, error.message)
+    assert_match(/unsafe parse_expression cannot be used/, error.message)
   end
 
   def test_parse_expression_with_safe_true
-    result_strict = strict_parse_context.parse_expression('product.title', safe: true)
+    result = parse_context.parse_expression('product.title', safe: true)
 
-    assert_instance_of(VariableLookup, result_strict)
-    assert_equal('product', result_strict.name)
-    assert_equal(['title'], result_strict.lookups)
-
-    result_strict2 = strict2_parse_context.parse_expression('product.title', safe: true)
-
-    assert_instance_of(VariableLookup, result_strict2)
-    assert_equal('product', result_strict2.name)
-    assert_equal(['title'], result_strict2.lookups)
+    assert_instance_of(VariableLookup, result)
+    assert_equal('product', result.name)
+    assert_equal(['title'], result.lookups)
   end
 
   def test_parse_expression_with_empty_string
     error = assert_raises(Liquid::InternalError) do
-      strict2_parse_context.parse_expression('')
+      parse_context.parse_expression('')
     end
 
-    assert_match(/unsafe parse_expression cannot be used in strict2 mode/, error.message)
+    assert_match(/unsafe parse_expression cannot be used/, error.message)
   end
 
   def test_parse_expression_with_empty_string_and_safe_true
-    result_strict2 = strict2_parse_context.parse_expression('', safe: true)
-    assert_nil(result_strict2)
+    result = parse_context.parse_expression('', safe: true)
+    assert_nil(result)
   end
 
   def test_safe_parse_expression_advances_parser_pointer
-    parser = strict2_parse_context.new_parser('foo, bar')
+    parser = parse_context.new_parser('foo, bar')
 
     # safe_parse_expression consumes "foo"
-    first_result = strict2_parse_context.safe_parse_expression(parser)
+    first_result = parse_context.safe_parse_expression(parser)
     assert_instance_of(VariableLookup, first_result)
     assert_equal('foo', first_result.name)
 
     parser.consume(:comma)
 
     # safe_parse_expression consumes "bar"
-    second_result = strict2_parse_context.safe_parse_expression(parser)
+    second_result = parse_context.safe_parse_expression(parser)
     assert_instance_of(VariableLookup, second_result)
     assert_equal('bar', second_result.name)
 
     parser.consume(:end_of_string)
   end
 
-  def test_parse_expression_with_whitespace_in_strict2_mode
-    result = strict2_parse_context.parse_expression('   ', safe: true)
+  def test_parse_expression_with_whitespace
+    result = parse_context.parse_expression('   ', safe: true)
     assert_nil(result)
   end
 
   private
 
-  def strict2_parse_context
-    @strict2_parse_context ||= ParseContext.new(
-      environment: Environment.build(error_mode: :strict2),
+  def parse_context
+    @parse_context ||= ParseContext.new(
+      environment: Environment.build,
     )
   end
 end

test/unit/partial_cache_unit_test.rb

@@ -175,7 +175,7 @@ class PartialCacheUnitTest < Minitest::Test
     assert_equal('some/path/my_partial', partial.name)
   end
 
-  def test_includes_error_mode_into_template_cache
+  def test_cache_key
     template_factory = StubTemplateFactory.new
     context = Liquid::Context.build(
       registers: {
@@ -184,16 +184,14 @@ class PartialCacheUnitTest < Minitest::Test
       },
     )
 
-    [:strict2].each do |error_mode|
-      Liquid::PartialCache.load(
-        'my_partial',
-        context: context,
-        parse_context: Liquid::ParseContext.new(error_mode: error_mode),
-      )
-    end
+    Liquid::PartialCache.load(
+      'my_partial',
+      context: context,
+      parse_context: Liquid::ParseContext.new,
+    )
 
     assert_equal(
-      ["my_partial:strict2"],
+      ["my_partial"],
       context.registers[:cached_partials].keys,
     )
   end

test/unit/tags/case_tag_unit_test.rb

@@ -20,11 +20,9 @@ class CaseTagUnitTest < Minitest::Test
       {%- endcase -%}
     LIQUID
 
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
 
-      assert_match(/Expected end_of_string but found/, error.message)
-    end
+    assert_match(/Expected end_of_string but found/, error.message)
   end
 
   def test_case_when_with_trailing_element
@@ -37,11 +35,9 @@ class CaseTagUnitTest < Minitest::Test
       {%- endcase -%}
     LIQUID
 
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
 
-      assert_match(/Expected end_of_string but found/, error.message)
-    end
+    assert_match(/Expected end_of_string but found/, error.message)
   end
 
   def test_case_when_with_comma
@@ -54,9 +50,7 @@ class CaseTagUnitTest < Minitest::Test
       {%- endcase -%}
     LIQUID
 
-    with_error_modes(:strict2) do
-      assert_template_result("one", template)
-    end
+    assert_template_result("one", template)
   end
 
   def test_case_when_with_or
@@ -69,9 +63,7 @@ class CaseTagUnitTest < Minitest::Test
       {%- endcase -%}
     LIQUID
 
-    with_error_modes(:strict2) do
-      assert_template_result("one", template)
-    end
+    assert_template_result("one", template)
   end
 
   def test_case_when_empty
@@ -84,14 +76,12 @@ class CaseTagUnitTest < Minitest::Test
       {%- endcase -%}
     LIQUID
 
-    with_error_modes(:lax, :strict, :strict2) do
-      assert_template_result("2 or empty", template, { 'x' => 2 })
-      assert_template_result("2 or empty", template, { 'x' => {} })
-      assert_template_result("2 or empty", template, { 'x' => [] })
-      assert_template_result("not 2 or empty", template, { 'x' => { 'a' => 'b' } })
-      assert_template_result("not 2 or empty", template, { 'x' => ['a'] })
-      assert_template_result("not 2 or empty", template, { 'x' => 4 })
-    end
+    assert_template_result("2 or empty", template, { 'x' => 2 })
+    assert_template_result("2 or empty", template, { 'x' => {} })
+    assert_template_result("2 or empty", template, { 'x' => [] })
+    assert_template_result("not 2 or empty", template, { 'x' => { 'a' => 'b' } })
+    assert_template_result("not 2 or empty", template, { 'x' => ['a'] })
+    assert_template_result("not 2 or empty", template, { 'x' => 4 })
   end
 
   def test_case_with_invalid_expression
@@ -105,11 +95,9 @@ class CaseTagUnitTest < Minitest::Test
     LIQUID
     assigns = { 'foo' => { 'bar' => 'baz' } }
 
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template, assigns) }
 
-      assert_match(/Unexpected character =/, error.message)
-    end
+    assert_match(/Unexpected character =/, error.message)
   end
 
   def test_case_when_with_invalid_expression
@@ -123,10 +111,8 @@ class CaseTagUnitTest < Minitest::Test
     LIQUID
     assigns = { 'foo' => { 'bar' => 'baz' } }
 
-    with_error_modes(:strict2) do
-      error = assert_raises(Liquid::SyntaxError) { Template.parse(template) }
+    error = assert_raises(Liquid::SyntaxError) { Template.parse(template, assigns) }
 
-      assert_match(/Unexpected character =/, error.message)
-    end
+    assert_match(/Unexpected character =/, error.message)
   end
 end

test/unit/variable_unit_test.rb

@@ -102,11 +102,9 @@ class VariableUnitTest < Minitest::Test
     assert_equal(VariableLookup.new('foo-bar'), create_variable('foo-bar').name)
     assert_equal(VariableLookup.new('foo-bar-2'), create_variable('foo-bar-2').name)
 
-    with_error_modes(:strict2) do
-      assert_raises(Liquid::SyntaxError) { create_variable('foo - bar') }
-      assert_raises(Liquid::SyntaxError) { create_variable('-foo') }
-      assert_raises(Liquid::SyntaxError) { create_variable('2foo') }
-    end
+    assert_raises(Liquid::SyntaxError) { create_variable('foo - bar') }
+    assert_raises(Liquid::SyntaxError) { create_variable('-foo') }
+    assert_raises(Liquid::SyntaxError) { create_variable('2foo') }
   end
 
   def test_string_with_special_chars
@@ -125,40 +123,38 @@ class VariableUnitTest < Minitest::Test
     assert_equal([['things', [], { 'greeting' => 'world', 'farewell' => 'goodbye' }]], var.filters)
   end
 
-  def test_strict2_filter_argument_parsing
-    with_error_modes(:strict2) do
-      # optional colon
-      var = create_variable(%(n | f1 | f2:))
-      assert_equal([['f1', []], ['f2', []]], var.filters)
+  def test_filter_argument_parsing
+    # optional colon
+    var = create_variable(%(n | f1 | f2:))
+    assert_equal([['f1', []], ['f2', []]], var.filters)
 
-      # missing argument throws error
-      assert_raises(SyntaxError) { create_variable(%(n | f1: ,)) }
-      assert_raises(SyntaxError) { create_variable(%(n | f1: ,| f2)) }
+    # missing argument throws error
+    assert_raises(SyntaxError) { create_variable(%(n | f1: ,)) }
+    assert_raises(SyntaxError) { create_variable(%(n | f1: ,| f2)) }
 
-      # arg requires colon
-      assert_raises(SyntaxError) { create_variable(%(n | f1 1)) }
+    # arg requires colon
+    assert_raises(SyntaxError) { create_variable(%(n | f1 1)) }
 
-      # trailing comma doesn't throw
-      create_variable(%(n | f1: 1, 2, 3, | f2:))
+    # trailing comma doesn't throw
+    create_variable(%(n | f1: 1, 2, 3, | f2:))
 
-      # missing comma throws error
-      assert_raises(SyntaxError) { create_variable(%(n | filter: 1 2, 3)) }
+    # missing comma throws error
+    assert_raises(SyntaxError) { create_variable(%(n | filter: 1 2, 3)) }
 
-      # positional and kwargs parsing
-      var = create_variable(%(n | filter: 1, 2, 3 | filter2: k1: 1, k2: 2))
-      assert_equal([['filter', [1, 2, 3]], ['filter2', [], { "k1" => 1, "k2" => 2 }]], var.filters)
+    # positional and kwargs parsing
+    var = create_variable(%(n | filter: 1, 2, 3 | filter2: k1: 1, k2: 2))
+    assert_equal([['filter', [1, 2, 3]], ['filter2', [], { "k1" => 1, "k2" => 2 }]], var.filters)
 
-      # positional and kwargs mixed
-      var = create_variable(%(n | filter: 'a', 'b', key1: 1, key2: 2, 'c'))
-      assert_equal([["filter", ["a", "b", "c"], { "key1" => 1, "key2" => 2 }]], var.filters)
+    # positional and kwargs mixed
+    var = create_variable(%(n | filter: 'a', 'b', key1: 1, key2: 2, 'c'))
+    assert_equal([["filter", ["a", "b", "c"], { "key1" => 1, "key2" => 2 }]], var.filters)
 
-      # positional and kwargs intermixed (pos1, key1: val1, pos2)
-      var = create_variable(%(n | link_to: class: "black", "https://example.com", title: "title"))
-      assert_equal([['link_to', ["https://example.com"], { "class" => "black", "title" => "title" }]], var.filters)
+    # positional and kwargs intermixed (pos1, key1: val1, pos2)
+    var = create_variable(%(n | link_to: class: "black", "https://example.com", title: "title"))
+    assert_equal([['link_to', ["https://example.com"], { "class" => "black", "title" => "title" }]], var.filters)
 
-      # string key throws
-      assert_raises(SyntaxError) { create_variable(%(n | pluralize: 'comment': 'comments')) }
-    end
+    # string key throws
+    assert_raises(SyntaxError) { create_variable(%(n | pluralize: 'comment': 'comments')) }
   end
 
   def test_output_raw_source_of_variable