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operator-post-inc.go: now operates on Iterator instead of *dataCursor

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This commit is contained in:
Celestino Amoroso 2024-05-04 00:39:22 +02:00
parent 419af7bfea
commit e463bd61d8
1 changed files with 10 additions and 8 deletions
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18
operator-post-inc.go
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@ -18,19 +18,21 @@ func newPostIncTerm(tk *Token) *term {
}
func evalPostInc(ctx ExprContext, self *term) (v any, err error) {
var leftValue any
if leftValue, err = self.evalPrefix(ctx); err != nil {
var childValue any
if childValue, err = self.evalPrefix(ctx); err != nil {
return
}
if dc, ok := leftValue.(*dataCursor); ok {
v, err = dc.Next()
} else if isInteger(leftValue) && self.children[0].symbol() == SymIdentifier {
v = leftValue
i, _ := leftValue.(int64)
// if dc, ok := leftValue.(*dataCursor); ok {
// v, err = dc.Next()
if it, ok := childValue.(Iterator); ok {
v, err = it.Next()
} else if isInteger(childValue) && self.children[0].symbol() == SymIdentifier {
v = childValue
i, _ := childValue.(int64)
ctx.SetVar(self.children[0].source(), i+1)
} else {
self.errIncompatibleType(leftValue)
err = self.errIncompatibleType(childValue)
}
return
}