func asValue(node *Node) sqltypes.Value {
switch node.Type {
case STRING:
return sqltypes.MakeString(node.Value)
case NUMBER:
n, err := sqltypes.BuildNumeric(string(node.Value))
if err != nil {
panic(NewParserError("Type mismatch: %s", err))
}
return n
}
panic(NewParserError("Unexpected node %v", node))
}
func validateKey(tableInfo *schema.Table, key string) (newKey string) {
if key == "" {
// TODO: Verify auto-increment table
return
}
pieces := strings.Split(key, ".")
if len(pieces) != len(tableInfo.PKColumns) {
// TODO: Verify auto-increment table
return ""
}
pkValues := make([]sqltypes.Value, len(tableInfo.PKColumns))
for i, piece := range pieces {
if piece[0] == '\'' {
s, err := base64.StdEncoding.DecodeString(piece[1 : len(piece)-1])
if err != nil {
log.Warn("Error decoding key %s for table %s: %v", key, tableInfo.Name, err)
errorStats.Add("Mismatch", 1)
return
}
pkValues[i] = sqltypes.MakeString(s)
} else if piece == "null" {
// TODO: Verify auto-increment table
return ""
} else {
n, err := sqltypes.BuildNumeric(piece)
if err != nil {
log.Warn("Error decoding key %s for table %s: %v", key, tableInfo.Name, err)
errorStats.Add("Mismatch", 1)
return
}
pkValues[i] = n
}
}
if newKey = buildKey(pkValues); newKey != key {
log.Warn("Error: Key mismatch, received: %s, computed: %s", key, newKey)
errorStats.Add("Mismatch", 1)
}
return newKey
}