Merge pull request #1527 from kmuto/indepimage_noimage

escape indepimage warning string

lib/review/latexbuilder.rb

@@ -637,7 +637,7 @@ def indepimage(lines, id, caption = nil, metric = nil)
       else
         warn "image not bound: #{id}"
         puts '\begin{reviewdummyimage}'
-        puts "--[[path = #{id} (#{existence(id)})]]--"
+        puts "--[[path = #{escape(id)} (#{existence(id)})]]--"
         lines.each do |line|
           puts detab(line.rstrip)
         end

test/test_latexbuilder.rb

@@ -1270,6 +1270,27 @@ def @chapter.image(_id)
     assert_equal expected, actual
   end
 
+  def test_indepimage_nofile
+    def @chapter.image(_id)
+      item = Book::Index::Item.new('sample_img#&', 1)
+      item.instance_eval do
+        def path
+          nil
+        end
+      end
+      item
+    end
+
+    actual = compile_block("//indepimage[sample_img#&][sample photo]\n")
+    expected = <<-EOS
+\\begin{reviewdummyimage}
+--[[path = sample\\textunderscore{}img\\#\\& (not exist)]]--
+\\reviewindepimagecaption{図: sample photo}
+\\end{reviewdummyimage}
+EOS
+    assert_equal expected, actual
+  end
+
   def test_table
     actual = compile_block("//table{\naaa\tbbb\n------------\nccc\tddd<>&\n//}\n")
     expected = <<-EOS