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41 lines
798 B
41 lines
798 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 ( |
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"errors" |
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"fmt" |
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) |
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func (b *Builder) updateWriteTo(w Writer) error { |
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if len(b.tableName) <= 0 { |
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return errors.New("no table indicated") |
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} |
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if len(b.updates) <= 0 { |
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return errors.New("no column to be update") |
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} |
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if _, err := fmt.Fprintf(w, "UPDATE %s SET ", b.tableName); err != nil { |
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return err |
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} |
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for i, s := range b.updates { |
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if err := s.opWriteTo(",", w); err != nil { |
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return err |
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} |
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if i != len(b.updates)-1 { |
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if _, err := fmt.Fprint(w, ","); err != nil { |
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return err |
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} |
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} |
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} |
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if _, err := fmt.Fprint(w, " WHERE "); err != nil { |
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return err |
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} |
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return b.cond.WriteTo(w) |
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}
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