Detect PostScript from source

rouge-ruby · Feb 21, 2019 · 46be13d · 46be13d
1 parent f13ca2e
commit 46be13d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/lib/rouge/lexers/postscript.rb b/lib/rouge/lexers/postscript.rb
@@ -19,6 +19,10 @@ class PostScript < RegexLexer
       filenames "*.ps", "*.eps"
       mimetypes "application/postscript"
 
+      def self.detect?(text)
+        /%^%!/
+      end
+
       delimiter = %s"()<>\[\]{}/%\s"
       delimiter_end = Regexp.new("(?=[#{delimiter}])")
       valid_name_chars = Regexp.new("[^#{delimiter}]")