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package ast
import (
"bytes"
"fmt"
)
// Concat represents a node where the result of two or more expressions are
// concatenated. The result of all expressions must be a string.
type Concat struct {
Exprs []Node
Posx Pos
}
func (n *Concat) Accept(v Visitor) Node {
for i, expr := range n.Exprs {
n.Exprs[i] = expr.Accept(v)
}
return v(n)
}
func (n *Concat) Pos() Pos {
return n.Posx
}
func (n *Concat) GoString() string {
return fmt.Sprintf("*%#v", *n)
}
func (n *Concat) String() string {
var b bytes.Buffer
for _, expr := range n.Exprs {
b.WriteString(fmt.Sprintf("%s", expr))
}
return b.String()
}
func (n *Concat) Type(Scope) (Type, error) {
return TypeString, nil
}
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