212 lines
2.7 KiB
Go
212 lines
2.7 KiB
Go
package ast
|
|
|
|
import "fmt"
|
|
|
|
func PosError(n Node, filename, format string, v ...any) error {
|
|
return fmt.Errorf(filename+":"+n.Pos().String()+": "+format, v...)
|
|
}
|
|
|
|
type Node interface {
|
|
Pos() Position
|
|
}
|
|
|
|
type Position struct {
|
|
Line int
|
|
Col int
|
|
}
|
|
|
|
func (p Position) String() string {
|
|
return fmt.Sprintf("%d:%d", p.Line, p.Col)
|
|
}
|
|
|
|
type Tag struct {
|
|
Name Ident
|
|
Params []Node
|
|
HasBody bool
|
|
Position Position
|
|
}
|
|
|
|
func (t Tag) Pos() Position {
|
|
return t.Position
|
|
}
|
|
|
|
type ExprTag struct {
|
|
Value Node
|
|
Position Position
|
|
}
|
|
|
|
func (et ExprTag) Pos() Position {
|
|
return et.Position
|
|
}
|
|
|
|
type EndTag struct {
|
|
Name Ident
|
|
Position Position
|
|
}
|
|
|
|
func (et EndTag) Pos() Position {
|
|
return et.Position
|
|
}
|
|
|
|
type Text struct {
|
|
Data []byte
|
|
Position Position
|
|
}
|
|
|
|
func (t Text) Pos() Position {
|
|
return t.Position
|
|
}
|
|
|
|
type Value struct {
|
|
Node
|
|
Not bool
|
|
}
|
|
|
|
type Expr struct {
|
|
First Node
|
|
Operator Operator
|
|
Rest []Expr
|
|
Position Position
|
|
}
|
|
|
|
func (e Expr) Pos() Position {
|
|
return e.Position
|
|
}
|
|
|
|
type FuncCall struct {
|
|
Name Ident
|
|
Params []Node
|
|
Position Position
|
|
}
|
|
|
|
func (fc FuncCall) Pos() Position {
|
|
return fc.Position
|
|
}
|
|
|
|
type MethodCall struct {
|
|
Value Node
|
|
Name Ident
|
|
Params []Node
|
|
Position Position
|
|
}
|
|
|
|
func (mc MethodCall) Pos() Position {
|
|
return mc.Position
|
|
}
|
|
|
|
type FieldAccess struct {
|
|
Value Node
|
|
Name Ident
|
|
Position Position
|
|
}
|
|
|
|
func (fa FieldAccess) Pos() Position {
|
|
return fa.Position
|
|
}
|
|
|
|
type Index struct {
|
|
Value Node
|
|
Index Node
|
|
Position Position
|
|
}
|
|
|
|
func (i Index) Pos() Position {
|
|
return i.Position
|
|
}
|
|
|
|
type Ident struct {
|
|
Value string
|
|
Position Position
|
|
}
|
|
|
|
func (id Ident) Pos() Position {
|
|
return id.Position
|
|
}
|
|
|
|
type String struct {
|
|
Value string
|
|
Position Position
|
|
}
|
|
|
|
func (s String) Pos() Position {
|
|
return s.Position
|
|
}
|
|
|
|
type Float struct {
|
|
Value float64
|
|
Position Position
|
|
}
|
|
|
|
func (f Float) Pos() Position {
|
|
return f.Position
|
|
}
|
|
|
|
type Integer struct {
|
|
Value int64
|
|
Position Position
|
|
}
|
|
|
|
func (i Integer) Pos() Position {
|
|
return i.Position
|
|
}
|
|
|
|
type Bool struct {
|
|
Value bool
|
|
Position Position
|
|
}
|
|
|
|
func (b Bool) Pos() Position {
|
|
return b.Position
|
|
}
|
|
|
|
type Op interface {
|
|
Op() string
|
|
}
|
|
|
|
type Operator struct {
|
|
Value string
|
|
Position Position
|
|
}
|
|
|
|
func (op Operator) Pos() Position {
|
|
return op.Position
|
|
}
|
|
|
|
func (op Operator) Op() string {
|
|
return op.Value
|
|
}
|
|
|
|
type Logical struct {
|
|
Value string
|
|
Position Position
|
|
}
|
|
|
|
func (l Logical) Pos() Position {
|
|
return l.Position
|
|
}
|
|
|
|
func (l Logical) Op() string {
|
|
return l.Value
|
|
}
|
|
|
|
type Ternary struct {
|
|
Condition Node
|
|
IfTrue Node
|
|
Else Node
|
|
Position Position
|
|
}
|
|
|
|
func (t Ternary) Pos() Position {
|
|
return t.Position
|
|
}
|
|
|
|
type VariableOr struct {
|
|
Variable Ident
|
|
Or Node
|
|
Position Position
|
|
}
|
|
|
|
func (vo VariableOr) Pos() Position {
|
|
return vo.Position
|
|
}
|