Move sexpr_funcs to sexpr_fn. Using consistent file name conventions.

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

src/tests/util/format.cpp

@@ -9,7 +9,7 @@ Author: Soonho Kong
 #include <sstream>
 #include "format.h"
 #include "test.h"
-#include "sexpr_funcs.h"
+#include "sexpr_fn.h"
 #include "options.h"
 #include "mpq.h"
 using namespace lean;

src/tests/util/sexpr.cpp

@@ -6,7 +6,7 @@ Author: Leonardo de Moura
 */
 #include <sstream>
 #include "sexpr.h"
-#include "sexpr_funcs.h"
+#include "sexpr_fn.h"
 #include "mpq.h"
 #include "name.h"
 #include "test.h"

src/util/sexpr/CMakeLists.txt

@@ -1,2 +1,2 @@
-add_library(sexpr sexpr.cpp sexpr_funcs.cpp format.cpp options.cpp)
+add_library(sexpr sexpr.cpp sexpr_fn.cpp format.cpp options.cpp)
 target_link_libraries(sexpr ${LEAN_LIBS})

src/util/sexpr/format.cpp

@@ -8,7 +8,7 @@
 #include "sexpr.h"
 #include "format.h"
 #include "escaped.h"
-#include "sexpr_funcs.h"
+#include "sexpr_fn.h"
 #include "options.h"
 
 #ifndef LEAN_DEFAULT_PP_INDENTATION

src/util/sexpr/options.cpp

@@ -7,7 +7,7 @@ Author: Leonardo de Moura
 #include <memory>
 #include "options.h"
 #include "option_declarations.h"
-#include "sexpr_funcs.h"
+#include "sexpr_fn.h"
 
 namespace lean {
 std::ostream & operator<<(std::ostream & out, option_kind k) {

src/util/sexpr/sexpr_fn.cpp

@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 
 Author: Leonardo de Moura
 */
-#include "sexpr_funcs.h"
+#include "sexpr_fn.h"
 
 namespace lean {