Add optional 'default' argument to get_meta()

This commit is contained in:
kobewi 2022-02-27 22:03:33 +01:00
parent 9433c1d70c
commit 3eb7fc4bfd
3 changed files with 12 additions and 4 deletions

View File

@ -922,8 +922,14 @@ void Object::set_meta(const StringName &p_name, const Variant &p_value) {
metadata[p_name] = p_value;
}
Variant Object::get_meta(const StringName &p_name) const {
ERR_FAIL_COND_V_MSG(!metadata.has(p_name), Variant(), "The object does not have any 'meta' values with the key '" + p_name + "'.");
Variant Object::get_meta(const StringName &p_name, const Variant &p_default) const {
if (!metadata.has(p_name)) {
if (p_default != Variant()) {
return p_default;
} else {
ERR_FAIL_V_MSG(Variant(), "The object does not have any 'meta' values with the key '" + p_name + "'.");
}
}
return metadata[p_name];
}
@ -1529,7 +1535,7 @@ void Object::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_meta", "name", "value"), &Object::set_meta);
ClassDB::bind_method(D_METHOD("remove_meta", "name"), &Object::remove_meta);
ClassDB::bind_method(D_METHOD("get_meta", "name"), &Object::get_meta);
ClassDB::bind_method(D_METHOD("get_meta", "name", "default"), &Object::get_meta, DEFVAL(Variant()));
ClassDB::bind_method(D_METHOD("has_meta", "name"), &Object::has_meta);
ClassDB::bind_method(D_METHOD("get_meta_list"), &Object::_get_meta_list_bind);

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@ -761,7 +761,7 @@ public:
bool has_meta(const StringName &p_name) const;
void set_meta(const StringName &p_name, const Variant &p_value);
void remove_meta(const StringName &p_name);
Variant get_meta(const StringName &p_name) const;
Variant get_meta(const StringName &p_name, const Variant &p_default = Variant()) const;
void get_meta_list(List<StringName> *p_list) const;
#ifdef TOOLS_ENABLED

View File

@ -366,8 +366,10 @@
<method name="get_meta" qualifiers="const">
<return type="Variant" />
<argument index="0" name="name" type="StringName" />
<argument index="1" name="default" type="Variant" default="null" />
<description>
Returns the object's metadata entry for the given [code]name[/code].
Throws error if the entry does not exist, unless [code]default[/code] is not [code]null[/code] (in which case the default value will be returned).
</description>
</method>
<method name="get_meta_list" qualifiers="const">