30 lines
594 B
Go
30 lines
594 B
Go
|
package ast
|
||
|
|
|
||
|
|
import (
|
||
|
|
"github.com/d5/tengo/compiler/source"
|
||
|
|
)
|
||
|
|
|
||
|
|
// ErrorExpr represents an error expression
|
||
|
|
type ErrorExpr struct {
|
||
|
|
Expr Expr
|
||
|
|
ErrorPos source.Pos
|
||
|
|
LParen source.Pos
|
||
|
|
RParen source.Pos
|
||
|
|
}
|
||
|
|
|
||
|
|
func (e *ErrorExpr) exprNode() {}
|
||
|
|
|
||
|
|
// Pos returns the position of first character belonging to the node.
|
||
|
|
func (e *ErrorExpr) Pos() source.Pos {
|
||
|
|
return e.ErrorPos
|
||
|
|
}
|
||
|
|
|
||
|
|
// End returns the position of first character immediately after the node.
|
||
|
|
func (e *ErrorExpr) End() source.Pos {
|
||
|
|
return e.RParen
|
||
|
|
}
|
||
|
|
|
||
|
|
func (e *ErrorExpr) String() string {
|
||
|
|
return "error(" + e.Expr.String() + ")"
|
||
|
|
}
|