micro-wrapper-sql/stmt.go

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package wrapper
import (
"context"
"database/sql/driver"
)
// wrapperStmt defines a wrapper for driver.Stmt
type wrapperStmt struct {
stmt driver.Stmt
opts Options
}
// Close implements driver.Stmt Close
func (w *wrapperStmt) Close() error {
return w.stmt.Close()
}
// NumInput implements driver.Stmt NumInput
func (w *wrapperStmt) NumInput() int {
return w.stmt.NumInput()
}
// Exec implements driver.Stmt Exec
func (w *wrapperStmt) Exec(args []driver.Value) (driver.Result, error) {
return w.stmt.Exec(args)
}
// Query implements driver.Stmt Query
func (w *wrapperStmt) Query(args []driver.Value) (driver.Rows, error) {
return w.stmt.Query(args)
}
// ExecContext implements driver.ExecerContext ExecContext
func (w *wrapperStmt) ExecContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Result, error) {
nctx, span := w.opts.Tracer.Start(ctx, "ExecContext")
defer span.Finish()
if execerContext, ok := w.stmt.(driver.ExecerContext); ok {
return execerContext.ExecContext(nctx, query, args)
}
values, err := namedValueToValue(args)
if err != nil {
return nil, err
}
return w.Exec(values)
}
// QueryContext implements Driver.QueryerContext QueryContext
func (w *wrapperStmt) QueryContext(ctx context.Context, query string, args []driver.NamedValue) (rows driver.Rows, err error) {
nctx, span := w.opts.Tracer.Start(ctx, "QueryContext")
defer span.Finish()
if queryerContext, ok := w.stmt.(driver.QueryerContext); ok {
rows, err := queryerContext.QueryContext(nctx, query, args)
return rows, err
}
values, err := namedValueToValue(args)
if err != nil {
return nil, err
}
return w.Query(values)
}