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package files
import (
"fmt"
"strings"
"codeberg.org/lindenii/furgit/objectid"
"codeberg.org/lindenii/furgit/ref/refname"
)
func (tx *Transaction) validateOp(op txOp) error {
if op.name == "" {
return fmt.Errorf("refstore/files: empty reference name")
}
switch op.kind {
case txCreate, txUpdate:
err := refname.ValidateUpdateName(op.name, true)
if err != nil {
return err
}
if op.newID.Size() == 0 {
return objectid.ErrInvalidAlgorithm
}
case txDelete, txVerify:
err := refname.ValidateUpdateName(op.name, false)
if err != nil {
return err
}
if op.oldID.Size() == 0 {
return objectid.ErrInvalidAlgorithm
}
case txCreateSymbolic, txUpdateSymbolic:
err := refname.ValidateUpdateName(op.name, true)
if err != nil {
return err
}
if strings.TrimSpace(op.newTarget) == "" {
return fmt.Errorf("refstore/files: empty symbolic target")
}
err = refname.ValidateSymbolicTarget(op.name, strings.TrimSpace(op.newTarget))
if err != nil {
return err
}
case txDeleteSymbolic, txVerifySymbolic:
err := refname.ValidateUpdateName(op.name, false)
if err != nil {
return err
}
default:
return fmt.Errorf("refstore/files: unsupported transaction operation %d", op.kind)
}
if op.kind == txUpdateSymbolic || op.kind == txDeleteSymbolic || op.kind == txVerifySymbolic {
if strings.TrimSpace(op.oldTarget) == "" {
return fmt.Errorf("refstore/files: empty symbolic old target")
}
}
return nil
}
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