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40 lines
945 B
40 lines
945 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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// Between implmentes between condition
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type Between struct {
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Col string
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LessVal interface{}
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MoreVal interface{}
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}
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var _ Cond = Between{}
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// WriteTo write data to Writer
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func (between Between) WriteTo(w Writer) error {
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if _, err := fmt.Fprintf(w, "%s BETWEEN ? AND ?", between.Col); err != nil {
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return err
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}
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w.Append(between.LessVal, between.MoreVal)
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return nil
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}
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// And implments And with other conditions
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func (between Between) And(conds ...Cond) Cond {
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return And(between, And(conds...))
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}
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// Or implments Or with other conditions
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func (between Between) Or(conds ...Cond) Cond {
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return Or(between, Or(conds...))
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}
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// IsValid tests if the condition is valid
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func (between Between) IsValid() bool {
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return len(between.Col) > 0
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}
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