Handles indentation for multiline ERB-comments

CHANGELOG.md

@@ -7,6 +7,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) a
 ## [Unreleased]
 
 - Handle ERB-tags inside HTML-tags, like `<div <%= "class='foo'" %>>`
+- Handles indentation for multiline ERB-comment
 
 ## [0.10.4] - 2023-08-28
 

lib/syntax_tree/erb/format.rb

@@ -236,7 +236,9 @@ def visit_html_comment(node)
  end
 
  def visit_erb_comment(node)
- visit(node.token)
+ q.seplist(node.token.value.split("\n"), -> { q.breakable }) do |line|
+ q.text(line.lstrip)
+ end
  end
 
  # Visit a CharData node.

test/erb_test.rb

@@ -114,9 +114,9 @@ def test_erb_comment
 
  def test_erb_multiline_comment
  source =
- "<%#\n This is the first\nThis is the second\nThis is the third %>"
+ "<%#\n This is the first\n This is the second\n This is the third %>"
  expected =
- "<%#\n This is the first\nThis is the second\nThis is the third %>\n"
+ "<%#\nThis is the first\nThis is the second\nThis is the third %>\n"
 
  assert_formatting(source, expected)
  end

test/fixture/erb_syntax_formatted.html.erb

@@ -4,9 +4,9 @@
 <%- "this only works in ERB not erubis" %>
 <% # This should be written on one line %>
 <%#
- This is a comment
- It can be mutiline
- Treat it as a comment
+This is a comment
+It can be mutiline
+Treat it as a comment
 %>
 
 <% if this -%>