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Copy pathstmt.go
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49 lines (40 loc) · 915 Bytes
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Copy pathstmt.go
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49 lines (40 loc) · 915 Bytes
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package magicsql
import (
"database/sql"
)
// Stmt is a light wrapper for sql.Stmt
type Stmt struct {
st *sql.Stmt
err errorable
}
// Err returns the first error encountered on any operation the parent DB
// object oversees
func (s *Stmt) Err() error {
return s.err.Err()
}
// Exec wraps sql.Stmt.Exec(), returning a wrapped Result
func (s *Stmt) Exec(args ...interface{}) *Result {
if s.err.Err() != nil {
return &Result{nil, s.err}
}
var r, err = s.st.Exec(args...)
s.err.SetErr(err)
return &Result{r, s.err}
}
// Query wraps sql.Stmt.Query(), returning a wrapped Rows
func (s *Stmt) Query(args ...interface{}) *Rows {
if s.err.Err() != nil {
return &Rows{nil, s.err}
}
var r, err = s.st.Query(args...)
s.err.SetErr(err)
return &Rows{r, s.err}
}
// Close wraps sql.Stmt.Close()
func (s *Stmt) Close() {
if s.err.Err() != nil {
return
}
var err = s.st.Close()
s.err.SetErr(err)
}