More fixes parsing & to highlighting symbols + test samples added to example_file.fy

Author: bakkdoor

example_file.fy

@@ -110,3 +110,11 @@ pm match_with_extract: "Hello : World!"
 [3, 2, 1] reverse() each() |a| { puts(a) }
 "Hello" sub("ll", "y") println
 [3, 2, 1] map() |a| { a * 2 } inject(0) |s i| { s + i } println
+
+# test symbol highlighting
+['foo]
+['foo?!]
+{'foo}
+{'foo!?}
+{'foo:bar?!=&/:}
+('foo)

fancy_pygments/fancy_lexer.py

@@ -49,7 +49,7 @@ class FancyLexer(RegexLexer):
             # Comments
             (r'#(.*?)\n', Comment.Single),
             # Symbols
-            (r'\'([^\'\s\[\]]+|\[\])', String.Symbol),
+            (r'\'([^\'\s\[\]\(\)\{\}]+|\[\])', String.Symbol),
             # Multi-line DoubleQuotedString
             (r'"""(\\\\|\\"|[^"])*"""', String),
             # DoubleQuotedString