forked from mirror/ledisdb
158 lines
2.3 KiB
Go
158 lines
2.3 KiB
Go
package ledis
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import ()
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func lpushCommand(c *client) error {
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args := c.args
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if len(args) < 2 {
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return ErrCmdParams
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}
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if n, err := c.db.LPush(args[0], args[1:]); err != nil {
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return err
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} else {
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c.writeInteger(n)
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}
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return nil
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}
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func rpushCommand(c *client) error {
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args := c.args
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if len(args) < 2 {
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return ErrCmdParams
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}
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if n, err := c.db.RPush(args[0], args[1:]); err != nil {
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return err
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} else {
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c.writeInteger(n)
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}
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return nil
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}
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func lpopCommand(c *client) error {
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args := c.args
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if len(args) != 1 {
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return ErrCmdParams
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}
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if v, err := c.db.LPop(args[0]); err != nil {
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return err
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} else {
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c.writeBulk(v)
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}
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return nil
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}
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func rpopCommand(c *client) error {
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args := c.args
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if len(args) != 1 {
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return ErrCmdParams
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}
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if v, err := c.db.RPop(args[0]); err != nil {
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return err
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} else {
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c.writeBulk(v)
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}
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return nil
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}
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func llenCommand(c *client) error {
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args := c.args
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if len(args) != 1 {
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return ErrCmdParams
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}
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if n, err := c.db.LLen(args[0]); err != nil {
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return err
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} else {
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c.writeInteger(n)
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}
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return nil
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}
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func lindexCommand(c *client) error {
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args := c.args
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if len(args) != 2 {
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return ErrCmdParams
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}
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index, err := StrInt64(args[1], nil)
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if err != nil {
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return err
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}
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if v, err := c.db.LIndex(args[0], int32(index)); err != nil {
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return err
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} else {
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c.writeBulk(v)
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}
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return nil
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}
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func lrangeCommand(c *client) error {
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args := c.args
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if len(args) != 3 {
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return ErrCmdParams
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}
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var start int64
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var stop int64
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var err error
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start, err = StrInt64(args[1], nil)
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if err != nil {
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return err
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}
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stop, err = StrInt64(args[2], nil)
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if err != nil {
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return err
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}
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if v, err := c.db.LRange(args[0], int32(start), int32(stop)); err != nil {
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return err
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} else {
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c.writeArray(v)
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}
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return nil
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}
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func lclearCommand(c *client) error {
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args := c.args
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if len(args) != 1 {
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return ErrCmdParams
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}
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if n, err := c.db.LClear(args[0]); err != nil {
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return err
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} else {
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c.writeInteger(n)
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}
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return nil
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}
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func init() {
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register("lindex", lindexCommand)
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register("llen", llenCommand)
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register("lpop", lpopCommand)
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register("lrange", lrangeCommand)
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register("lpush", lpushCommand)
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register("rpop", rpopCommand)
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register("rpush", rpushCommand)
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//ledisdb special command
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register("lclear", lclearCommand)
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}
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