Added compact filter and tests

1 files changed, 19 insertions, 5 deletions

diff --git a/sqlparse/filters.py b/sqlparse/filters.py
index 291a613..cc6145a 100644
--- a/sqlparse/filters.py
+++ b/sqlparse/filters.py
@@ -4,11 +4,13 @@ import re
 
 from os.path import abspath, join
 
-from sqlparse import sql
-from sqlparse import tokens as T
-from sqlparse.engine import FilterStack
-from sqlparse.tokens import (Comment, Comparison, Keyword, Name, Punctuation,
-                             String, Whitespace)
+from sqlparse          import sql
+from sqlparse          import tokens as T
+from sqlparse.engine   import FilterStack
+from sqlparse.lexer    import tokenize
+from sqlparse.pipeline import Pipeline
+from sqlparse.tokens   import (Comment, Comparison, Keyword, Name, Punctuation,
+                               String, Whitespace)
 
 
 # --------------------------
@@ -624,3 +626,15 @@ class Limit:
                 return stream[4 - index][1]
 
         return -1
+
+
+def Compact(sql, includePath="sql"):
+    """Function that return a compacted version of the input SQL query"""
+    pipe = Pipeline()
+
+    pipe.append(tokenize)
+    pipe.append(IncludeStatement(includePath))
+    pipe.append(StripComments())
+    pipe.append(StripWhitespace)
+
+    return pipe(sql)