Propagate kwargs for mysql concat, match

Fixed bug where the MySQL "concat" and "match" operators failed to
propagate kwargs to the left and right expressions, causing compiler
options such as "literal_binds" to fail.

Also adds non-interpreted **kw for visit_create_index, visit_typeclause

Change-Id: Iaf54ac18949cc6a54f50678125f010b4f12c5673
Fixes: #4136

1 files changed, 7 insertions, 7 deletions

diff --git a/lib/sqlalchemy/dialects/mysql/base.py b/lib/sqlalchemy/dialects/mysql/base.py
index 2aaeacb19..bee62b76f 100644
--- a/lib/sqlalchemy/dialects/mysql/base.py
+++ b/lib/sqlalchemy/dialects/mysql/base.py
@@ -941,21 +941,21 @@ class MySQLCompiler(compiler.SQLCompiler):
         return 'ON DUPLICATE KEY UPDATE ' + ', '.join(clauses)
 
     def visit_concat_op_binary(self, binary, operator, **kw):
-        return "concat(%s, %s)" % (self.process(binary.left),
-                                   self.process(binary.right))
+        return "concat(%s, %s)" % (self.process(binary.left, **kw),
+                                   self.process(binary.right, **kw))
 
     def visit_match_op_binary(self, binary, operator, **kw):
         return "MATCH (%s) AGAINST (%s IN BOOLEAN MODE)" % \
-            (self.process(binary.left), self.process(binary.right))
+            (self.process(binary.left, **kw), self.process(binary.right, **kw))
 
     def get_from_hint_text(self, table, text):
         return text
 
-    def visit_typeclause(self, typeclause, type_=None):
+    def visit_typeclause(self, typeclause, type_=None, **kw):
         if type_ is None:
             type_ = typeclause.type.dialect_impl(self.dialect)
         if isinstance(type_, sqltypes.TypeDecorator):
-            return self.visit_typeclause(typeclause, type_.impl)
+            return self.visit_typeclause(typeclause, type_.impl, **kw)
         elif isinstance(type_, sqltypes.Integer):
             if getattr(type_, 'unsigned', False):
                 return 'UNSIGNED INTEGER'
@@ -1208,7 +1208,7 @@ class MySQLDDLCompiler(compiler.DDLCompiler):
 
         return ' '.join(table_opts)
 
-    def visit_create_index(self, create):
+    def visit_create_index(self, create, **kw):
         index = create.element
         self._verify_index_table(index)
         preparer = self.preparer
@@ -1225,7 +1225,7 @@ class MySQLDDLCompiler(compiler.DDLCompiler):
 
         index_prefix = index.kwargs.get('mysql_prefix', None)
         if index_prefix:
-          text += index_prefix + ' '
+            text += index_prefix + ' '
 
         text += "INDEX %s ON %s " % (name, table)