Changeset 188 for trunk/src

Timestamp:

08/04/13 06:37:00 (12 years ago)

Author:

epyon

Message:

• lua/path - bugfix
• lua/state - added is_defined(path)
• lua/table_guard - added is_defined(path), get_unsigned, get_size

File:

• trunk/src/lua/lua_state.cc (modified) (4 diffs)

trunk/src/lua/lua_state.cc

@@ -216 +216 @@
 }
 
+size_t lua::table_guard::get_size()
+{
+        return lua_rawlen( L->get_raw(), -1 );
+}
+
+
 bool lua::table_guard::has_field( const string& element )
 {
@@ -248 +254 @@
 }
 
+unsigned lua::table_guard::get_unsigned( const string& element, unsigned defval /*= "" */ )
+{
+        lua_getfield( L->L, -1, element.c_str() );
+        int result = lua_type( L->L, -1 ) == LUA_TNUMBER ? lua_tounsigned( L->L, -1 ) : defval;
+        lua_pop( L->L, 1 );
+        return result;
+}
+
 double lua::table_guard::get_double( const string& element, double defval /*= "" */ )
 {
@@ -274 +288 @@
 }
 
+bool nv::lua::table_guard::is_defined( const path& p )
+{
+        return L->is_defined( p, false );
+}
 
 void lua::table_guard::get_raw_flags( const std::string& element, uint8* data, uint32 count )
@@ -393 +411 @@
 }
 
+
+bool nv::lua::state::is_defined( const path& p, bool global )
+{
+        if ( !p.resolve( L, global ) )
+        {
+                return false;
+        }
+        bool result = !lua_isnil( L, -1 );
+        lua_pop( L, 1 );
+        return result;
+}
+
 int lua::state::call_function( int nargs, int nresults )
 {