snapshot of https://github.com/ent/ent.git (master, 2026-09-15; blobs > 131072B omitted)

examples/o2mrecur/ent/node.go

@@ -0,0 +1,160 @@
+// Copyright 2019-present Facebook Inc. All rights reserved.
+// This source code is licensed under the Apache 2.0 license found
+// in the LICENSE file in the root directory of this source tree.
+
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"fmt"
+	"strings"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/examples/o2mrecur/ent/node"
+)
+
+// Node is the model entity for the Node schema.
+type Node struct {
+	config `json:"-"`
+	// ID of the ent.
+	ID int `json:"id,omitempty"`
+	// Value holds the value of the "value" field.
+	Value int `json:"value,omitempty"`
+	// ParentID holds the value of the "parent_id" field.
+	ParentID int `json:"parent_id,omitempty"`
+	// Edges holds the relations/edges for other nodes in the graph.
+	// The values are being populated by the NodeQuery when eager-loading is set.
+	Edges        NodeEdges `json:"edges"`
+	selectValues sql.SelectValues
+}
+
+// NodeEdges holds the relations/edges for other nodes in the graph.
+type NodeEdges struct {
+	// Parent holds the value of the parent edge.
+	Parent *Node `json:"parent,omitempty"`
+	// Children holds the value of the children edge.
+	Children []*Node `json:"children,omitempty"`
+	// loadedTypes holds the information for reporting if a
+	// type was loaded (or requested) in eager-loading or not.
+	loadedTypes [2]bool
+}
+
+// ParentOrErr returns the Parent value or an error if the edge
+// was not loaded in eager-loading, or loaded but was not found.
+func (e NodeEdges) ParentOrErr() (*Node, error) {
+	if e.Parent != nil {
+		return e.Parent, nil
+	} else if e.loadedTypes[0] {
+		return nil, &NotFoundError{label: node.Label}
+	}
+	return nil, &NotLoadedError{edge: "parent"}
+}
+
+// ChildrenOrErr returns the Children value or an error if the edge
+// was not loaded in eager-loading.
+func (e NodeEdges) ChildrenOrErr() ([]*Node, error) {
+	if e.loadedTypes[1] {
+		return e.Children, nil
+	}
+	return nil, &NotLoadedError{edge: "children"}
+}
+
+// scanValues returns the types for scanning values from sql.Rows.
+func (*Node) scanValues(columns []string) ([]any, error) {
+	values := make([]any, len(columns))
+	for i := range columns {
+		switch columns[i] {
+		case node.FieldID, node.FieldValue, node.FieldParentID:
+			values[i] = new(sql.NullInt64)
+		default:
+			values[i] = new(sql.UnknownType)
+		}
+	}
+	return values, nil
+}
+
+// assignValues assigns the values that were returned from sql.Rows (after scanning)
+// to the Node fields.
+func (_m *Node) assignValues(columns []string, values []any) error {
+	if m, n := len(values), len(columns); m < n {
+		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
+	}
+	for i := range columns {
+		switch columns[i] {
+		case node.FieldID:
+			value, ok := values[i].(*sql.NullInt64)
+			if !ok {
+				return fmt.Errorf("unexpected type %T for field id", value)
+			}
+			_m.ID = int(value.Int64)
+		case node.FieldValue:
+			if value, ok := values[i].(*sql.NullInt64); !ok {
+				return fmt.Errorf("unexpected type %T for field value", values[i])
+			} else if value.Valid {
+				_m.Value = int(value.Int64)
+			}
+		case node.FieldParentID:
+			if value, ok := values[i].(*sql.NullInt64); !ok {
+				return fmt.Errorf("unexpected type %T for field parent_id", values[i])
+			} else if value.Valid {
+				_m.ParentID = int(value.Int64)
+			}
+		default:
+			_m.selectValues.Set(columns[i], values[i])
+		}
+	}
+	return nil
+}
+
+// GetValue returns the ent.Value that was dynamically selected and assigned to the Node.
+// This includes values selected through modifiers, order, etc.
+func (_m *Node) GetValue(name string) (ent.Value, error) {
+	return _m.selectValues.Get(name)
+}
+
+// QueryParent queries the "parent" edge of the Node entity.
+func (_m *Node) QueryParent() *NodeQuery {
+	return NewNodeClient(_m.config).QueryParent(_m)
+}
+
+// QueryChildren queries the "children" edge of the Node entity.
+func (_m *Node) QueryChildren() *NodeQuery {
+	return NewNodeClient(_m.config).QueryChildren(_m)
+}
+
+// Update returns a builder for updating this Node.
+// Note that you need to call Node.Unwrap() before calling this method if this Node
+// was returned from a transaction, and the transaction was committed or rolled back.
+func (_m *Node) Update() *NodeUpdateOne {
+	return NewNodeClient(_m.config).UpdateOne(_m)
+}
+
+// Unwrap unwraps the Node entity that was returned from a transaction after it was closed,
+// so that all future queries will be executed through the driver which created the transaction.
+func (_m *Node) Unwrap() *Node {
+	_tx, ok := _m.config.driver.(*txDriver)
+	if !ok {
+		panic("ent: Node is not a transactional entity")
+	}
+	_m.config.driver = _tx.drv
+	return _m
+}
+
+// String implements the fmt.Stringer.
+func (_m *Node) String() string {
+	var builder strings.Builder
+	builder.WriteString("Node(")
+	builder.WriteString(fmt.Sprintf("id=%v, ", _m.ID))
+	builder.WriteString("value=")
+	builder.WriteString(fmt.Sprintf("%v", _m.Value))
+	builder.WriteString(", ")
+	builder.WriteString("parent_id=")
+	builder.WriteString(fmt.Sprintf("%v", _m.ParentID))
+	builder.WriteByte(')')
+	return builder.String()
+}
+
+// Nodes is a parsable slice of Node.
+type Nodes []*Node