ext/duckdb/connection.c in duckdb-0.2.9.0 vs ext/duckdb/connection.c in duckdb-0.3.1.0

@@ -1,25 +1,28 @@
 #include "ruby-duckdb.h"
 
 VALUE cDuckDBConnection;
 
-static void deallocate(void *ctx)
-{
+static void deallocate(void *ctx);
+static VALUE allocate(VALUE klass);
+static VALUE duckdb_connection_disconnect(VALUE self);
+static VALUE duckdb_connection_connect(VALUE self, VALUE oDuckDBDatabase);
+static VALUE duckdb_connection_query_sql(VALUE self, VALUE str);
+
+static void deallocate(void *ctx) {
     rubyDuckDBConnection *p = (rubyDuckDBConnection *)ctx;
 
     duckdb_disconnect(&(p->con));
     xfree(p);
 }
 
-static VALUE allocate(VALUE klass)
-{
+static VALUE allocate(VALUE klass) {
     rubyDuckDBConnection *ctx = xcalloc((size_t)1, sizeof(rubyDuckDBConnection));
     return Data_Wrap_Struct(klass, NULL, deallocate, ctx);
 }
 
-VALUE create_connection(VALUE oDuckDBDatabase)
-{
+VALUE create_connection(VALUE oDuckDBDatabase) {
     rubyDuckDB *ctxdb;
     rubyDuckDBConnection *ctxcon;
     VALUE obj;
 
     Data_Get_Struct(oDuckDBDatabase, rubyDuckDB, ctxdb);
@@ -33,22 +36,20 @@
 
     // rb_ivar_set(obj, rb_intern("database"), oDuckDBDatabase);
     return obj;
 }
 
-static VALUE duckdb_connection_disconnect(VALUE self)
-{
+static VALUE duckdb_connection_disconnect(VALUE self) {
     rubyDuckDBConnection *ctx;
 
     Data_Get_Struct(self, rubyDuckDBConnection, ctx);
     duckdb_disconnect(&(ctx->con));
 
     return self;
 }
 
-static VALUE duckdb_connection_connect(VALUE self, VALUE oDuckDBDatabase)
-{
+static VALUE duckdb_connection_connect(VALUE self, VALUE oDuckDBDatabase) {
     rubyDuckDBConnection *ctx;
     rubyDuckDB *ctxdb;
 
     if (!rb_obj_is_kind_of(oDuckDBDatabase, cDuckDBDatabase)) {
         rb_raise(rb_eTypeError, "The first argument must be DuckDB::Database object.");
@@ -61,11 +62,10 @@
     }
 
     return self;
 }
 
-static VALUE duckdb_connection_query_sql(VALUE self, VALUE str)
-{
+static VALUE duckdb_connection_query_sql(VALUE self, VALUE str) {
     rubyDuckDBConnection *ctx;
     rubyDuckDBResult *ctxr;
 
     VALUE result = create_result();