Initial QSfera import

Server/vendor/github.com/vektah/gqlparser/v2/ast/selection.go

@@ -0,0 +1,44 @@
+package ast
+
+type SelectionSet []Selection
+
+type Selection interface {
+	isSelection()
+	GetPosition() *Position
+}
+
+func (*Field) isSelection()          {}
+func (*FragmentSpread) isSelection() {}
+func (*InlineFragment) isSelection() {}
+
+func (f *Field) GetPosition() *Position          { return f.Position }
+func (s *FragmentSpread) GetPosition() *Position { return s.Position }
+func (f *InlineFragment) GetPosition() *Position { return f.Position }
+
+type Field struct {
+	Alias        string
+	Name         string
+	Arguments    ArgumentList
+	Directives   DirectiveList
+	SelectionSet SelectionSet
+	Position     *Position `dump:"-" json:"-"`
+	Comment      *CommentGroup
+
+	// Require validation
+	Definition       *FieldDefinition
+	ObjectDefinition *Definition
+}
+
+type Argument struct {
+	Name     string
+	Value    *Value
+	Position *Position `dump:"-" json:"-"`
+	Comment  *CommentGroup
+}
+
+func (f *Field) ArgumentMap(vars map[string]any) map[string]any {
+	if f.Definition == nil {
+		return nil
+	}
+	return arg2map(f.Definition.Arguments, f.Arguments, vars)
+}