snippet using inner context

example/server/templates/index.liquid

@@ -35,29 +35,20 @@
       {% snippet "main" %}
 
         {% # Snippet input %}
-        {% snippet "input" %}
-        <div>
-          <label>{{ label }}</label>
-          <input type={{ type }}>
+        {% snippet "input" |type, name| %}
+          <div>
+            <label>{{ type | capitalize }}</label>
+            <input type={{ type }}>
           </div>
         {% endsnippet %}
 
         {% snippet "league" %}
-          <h1>Welcome to the {{ team }} of super {{ name }}</h1>
+        <h1>Welcome to the league of super evil</h1>
         {% endsnippet %}
 
-
-        {% # Snippet banner %}
-        {% snippet "banner" %}
-          <marquee direction="up" height="100px">
-            Welcome to my store!
-          </marquee>
-        {% endsnippet %}
-
-        {% render 'league', team: "league", name: "Evil" %}
-        {% render 'input', label: "User", type: "text" %}
-        {% render 'input', label: "Pass", type: "password" %}
-        {% render 'banner' %}
+        {% render "league" %}
+        {% render "input", type: "text" %}
+        {% render "input", type: "password" %}
 
       {% endsnippet %}
       {% render 'main' %}

lib/liquid/tags/render.rb

@@ -69,12 +69,18 @@ module Liquid
       # Inline snippets take precedence over external snippets
       if (inline_snippet = context.registers[:inline_snippet][template_name])
         inner_context = context.new_isolated_subcontext
+        # binding.irb
+        snippet_body = inline_snippet[:body]
+        snippet_args = inline_snippet[:args]
 
+        # Validate and set the arguments in the inner context
         @attributes.each do |key, value|
-          inner_context[key] = context.evaluate(value)
+          if snippet_args.include?(key)
+            inner_context[key] = context.evaluate(value)
+          end
         end
 
-        return output << inline_snippet.render(inner_context)
+        return output << snippet_body.render(inner_context)
       end
 
       partial = PartialCache.load(

lib/liquid/tags/snippet.rb

@@ -14,17 +14,15 @@ module Liquid
   #     value
   #   {% endsnippet %}
   class Snippet < Block
-    SYNTAX = /(#{QuotedString}+) +\|(#{VariableSegment}*)\|/o
+    SYNTAX = /(#{QuotedString})(?:\s*\|\s*([\w\s,]+)\s*\|)?/o
     def initialize(tag_name, markup, options)
       super
 
       if markup =~ SYNTAX
-        # binding.irb
         @to = Regexp.last_match(1)
-        arg = Regexp.last_match(2)
+        args = Regexp.last_match(2)
 
-        @args = []
-        @args << arg if arg
+        @args = args ? args.split(/\s*,\s*/) : []
       else
         raise SyntaxError, options[:locale].t("errors.syntax.snippet")
       end
@@ -32,7 +30,10 @@ module Liquid
 
     def render(context)
       context.registers[:inline_snippet] ||= {}
-      context.registers[:inline_snippet][snippet_id] = snippet_body
+      context.registers[:inline_snippet][snippet_id] = {
+        body: snippet_body,
+        args: @args,
+      }
       ''
     end
 

test/integration/tags/snippet_test.rb

@@ -73,7 +73,6 @@ class SnippetTest < Minitest::Test
   end
 
   def test_render_inline_snippet_with_argument
-    # This passes whether or not we have the new or old SYNTAX
     template = <<~LIQUID.strip
       {% snippet "input" |type| %}
       <input type="{{ type }}" />
@@ -89,38 +88,78 @@ class SnippetTest < Minitest::Test
     assert_template_result(expected, template)
   end
 
-  # def test_render_inline_snippet_with_multiple_arguments
-  #   template = <<~LIQUID.strip
-  #     {% snippet "input" |type, value| %}
-  #     <input type="{{ type }}" value="{{ value }}" />
-  #     {% endsnippet %}
+  def test_render_inline_snippet_with_multiple_arguments
+    template = <<~LIQUID.strip
+      {% snippet "input" |type, value| %}
+      <input type="{{ type }}" value="{{ value }}" />
+      {% endsnippet %}
 
-  #     {%- render "input", type: "text", value: "Hello" -%}
-  #   LIQUID
-  #   expected = <<~OUTPUT
+      {%- render "input", type: "text", value: "Hello" -%}
+    LIQUID
+    expected = <<~OUTPUT
 
-  #     <input type="text" value="Hello" />
-  #   OUTPUT
+      <input type="text" value="Hello" />
+    OUTPUT
 
-  #   assert_template_result(expected, template)
-  # end
+    assert_template_result(expected, template)
+  end
 
-  # def test_render_inline_snippet_shouldnt_leak_context
-  #   template = <<~LIQUID.strip
-  #     {% snippet "input" |type, value| %}
-  #     <input type="{{ type }}" value="{{ value }}" />
-  #     {% endsnippet %}
+  def test_render_inline_snippet_empty_string_when_missing_argument
+    template = <<~LIQUID.strip
+      {% snippet "input" |type| %}
+      <input type="{{ type }}" value="{{ value }}" />
+      {% endsnippet %}
 
-  #     {%- render "input", type: "text", value: "Hello" -%}
+      {%- render "input", type: "text" -%}
+    LIQUID
+    expected = <<~OUTPUT
 
-  #     {{ type }}
-  #     {{ value }}
-  #   LIQUID
-  #   expected = <<~OUTPUT
+      <input type="text" value="" />
+    OUTPUT
 
-  #     <input type="text" value="Hello" />
-  #   OUTPUT
+    assert_template_result(expected, template)
+  end
 
-  #   assert_template_result(expected, template)
-  # end
+  def test_render_inline_snippet_shouldnt_leak_context
+    template = <<~LIQUID.strip
+      {% snippet "input" |type, value| %}
+      <input type="{{ type }}" value="{{ value }}" />
+      {% endsnippet %}
+
+      {%- render "input", type: "text", value: "Hello" -%}
+
+      {{ type }}
+      {{ value }}
+    LIQUID
+    expected = <<~OUTPUT
+
+      <input type="text" value="Hello" />
+
+    OUTPUT
+
+    assert_template_result(expected, template)
+  end
+
+  def test_render_multiple_inline_snippets_without_leaking_context
+    template = <<~LIQUID.strip
+      {% snippet "input" |type| %}
+      <input type="{{ type }}" />
+      {% endsnippet %}
+
+      {% snippet "banner"%}
+        {{ type }}
+      {% endsnippet %}
+
+      {%- render "input", type: "text" -%}
+      {%- render "banner" -%}
+    LIQUID
+    expected = <<~OUTPUT.strip
+
+      <input type="text" />
+
+
+    OUTPUT
+
+    assert_template_result(expected, template)
+  end
 end