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Better error message when client is closed. Tests.

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This commit is contained in:
Vladimir Mihailenco
2014-01-06 14:31:37 +02:00
parent 8452fccfb8
commit 78febcebe7
3 changed files with 118 additions and 36 deletions
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10
v2/pipeline.go
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@ -3,6 +3,8 @@ package redis
// Not thread-safe.
type Pipeline struct {
*Client
closed bool
}
func (c *Client) Pipeline() *Pipeline {
@ -27,10 +29,14 @@ func (c *Client) Pipelined(f func(*Pipeline)) ([]Cmder, error) {
}
func (c *Pipeline) Close() error {
c.closed = true
return nil
}
func (c *Pipeline) Discard() error {
if c.closed {
return errClosed
}
c.cmds = c.cmds[:0]
return nil
}
@ -38,6 +44,10 @@ func (c *Pipeline) Discard() error {
// Exec always returns list of commands and error of the first failed
// command if any.
func (c *Pipeline) Exec() ([]Cmder, error) {
if c.closed {
return nil, errClosed
}
cmds := c.cmds
c.cmds = make([]Cmder, 0)