From c3d90351044c3f6b3406e678753852d7e29906b4 Mon Sep 17 00:00:00 2001
From: Joel Drapper <j.drapper@plane.com>
Date: Sat, 17 Jan 2026 17:12:44 +0000
Subject: [PATCH] Remove experimental ERB support

---
 browser_tests.rb      |  5 -----
 lib/phlex/sgml.rb     | 45 ----------------------------------------
 quickdraw/erb.test.rb | 48 -------------------------------------------
 3 files changed, 98 deletions(-)
 delete mode 100644 quickdraw/erb.test.rb

diff --git a/browser_tests.rb b/browser_tests.rb
index 84eac57b..27bbe615 100755
--- a/browser_tests.rb
+++ b/browser_tests.rb
@@ -109,15 +109,10 @@ def view_template
 						s.cdata(line)
 						s.cdata { line }
 					end
-					erb_snippet(line:)
 				end
 			end
 		end
 	end
-
-	erb :erb_snippet, <<~HTML, locals: %(line:)
-		<%= @line %>
-	HTML
 end
 
 class XSSWithSymbols < Phlex::HTML
diff --git a/lib/phlex/sgml.rb b/lib/phlex/sgml.rb
index cd54dbef..0eae06da 100644
--- a/lib/phlex/sgml.rb
+++ b/lib/phlex/sgml.rb
@@ -2,17 +2,6 @@
 
 # **Standard Generalized Markup Language** for behaviour common to {HTML} and {SVG}.
 class Phlex::SGML
-	ERBCompiler = ERB::Compiler.new("<>").tap do |compiler|
-		compiler.pre_cmd    = [""]
-		compiler.put_cmd    = "@_state.buffer.<<"
-		compiler.insert_cmd = "__implicit_output__"
-		compiler.post_cmd   = ["nil"]
-
-		def compiler.add_insert_cmd(out, content)
-			out.push("#{@insert_cmd}((#{content}))")
-		end
-	end
-
 	include Phlex::Helpers
 
 	class << self
@@ -32,40 +21,6 @@ def new(*a, **k, &block)
 				super
 			end
 		end
-
-		def erb(method_name, erb = nil, locals: nil, &block)
-			loc = caller_locations(1, 1)[0]
-			path = loc.path.delete_suffix(".rb")
-			file = loc.path
-			line = loc.lineno - 1
-
-			unless erb
-				method_path = "#{path}/#{method_name}.html.erb"
-				sidecar_path = "#{path}.html.erb"
-
-				if File.exist?(method_path)
-					erb = File.read(method_path)
-					file = method_path
-					line = 1
-				elsif method_name == :view_template && File.exist?(sidecar_path)
-					erb = File.read(sidecar_path)
-					file = sidecar_path
-					line = 1
-				else
-					raise Phlex::RuntimeError.new(<<~MESSAGE)
-						No ERB template found for #{method_name}
-					MESSAGE
-				end
-			end
-
-			code, _enc = ERBCompiler.compile(erb)
-
-			class_eval(<<~RUBY, file, line)
-				def #{method_name} #{locals}
-					#{code}
-				end
-			RUBY
-		end
 	end
 
 	def view_template
diff --git a/quickdraw/erb.test.rb b/quickdraw/erb.test.rb
deleted file mode 100644
index 838074a0..00000000
--- a/quickdraw/erb.test.rb
+++ /dev/null
@@ -1,48 +0,0 @@
-# frozen_string_literal: true
-
-class Example < Phlex::HTML
-	def initialize
-		@text = "text"
-		@html = safe "<div>html</div>"
-	end
-
-	erb :view_template, <<~ERB
-		<% card do %>
-			<h1><%= @text %></h1>
-			<%= @html %>
-			<%= phlex_snippet %>
-		<% end %>
-	ERB
-
-	erb :erb_snippet, <<~ERB, locals: %(text:)
-		<h2>Goodbye <%= text %></h2>
-	ERB
-
-	def phlex_snippet
-		p { "How do you do?" }
-	end
-
-	def card
-		section do
-			article do
-				yield
-			end
-			erb_snippet(text: "Joel")
-		end
-	end
-end
-
-test do
-	output = Example.call
-
-	assert_equivalent_html output, <<~HTML
-		<section>
-			<article>
-				<h1>text</h1>
-				<div>html</div>
-				<p>How do you do?</p>
-			</article>
-			<h2>Goodbye Joel</h2>
-		</section>
-	HTML
-end