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42 lines
1023 B
42 lines
1023 B
// Copyright 2016 The Xorm Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package builder
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import "fmt"
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// Like defines like condition
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type Like [2]string
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var _ Cond = Like{"", ""}
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// WriteTo write SQL to Writer
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func (like Like) WriteTo(w Writer) error {
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if _, err := fmt.Fprintf(w, "%s LIKE ?", like[0]); err != nil {
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return err
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}
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// FIXME: if use other regular express, this will be failed. but for compatible, keep this
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if like[1][0] == '%' || like[1][len(like[1])-1] == '%' {
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w.Append(like[1])
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} else {
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w.Append("%" + like[1] + "%")
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}
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return nil
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}
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// And implements And with other conditions
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func (like Like) And(conds ...Cond) Cond {
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return And(like, And(conds...))
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}
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// Or implements Or with other conditions
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func (like Like) Or(conds ...Cond) Cond {
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return Or(like, Or(conds...))
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}
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// IsValid tests if this condition is valid
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func (like Like) IsValid() bool {
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return len(like[0]) > 0 && len(like[1]) > 0
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}
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