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Add LPOS command (#1556)

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* Add LPos
This commit is contained in:
Yanis
2020-11-17 06:48:46 +00:00
committed by GitHub
parent 16981c0c00
commit 4ab19e228a
3 changed files with 139 additions and 0 deletions
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33
commands.go
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@ -168,6 +168,8 @@ type Cmdable interface {
LInsertAfter(ctx context.Context, key string, pivot, value interface{}) *IntCmd
LLen(ctx context.Context, key string) *IntCmd
LPop(ctx context.Context, key string) *StringCmd
LPos(ctx context.Context, key string, value string, args LPosArgs) *IntCmd
LPosCount(ctx context.Context, key string, value string, count int64, args LPosArgs) *IntSliceCmd
LPush(ctx context.Context, key string, values ...interface{}) *IntCmd
LPushX(ctx context.Context, key string, values ...interface{}) *IntCmd
LRange(ctx context.Context, key string, start, stop int64) *StringSliceCmd
@ -1188,6 +1190,37 @@ func (c cmdable) LPop(ctx context.Context, key string) *StringCmd {
return cmd
}
type LPosArgs struct {
Rank, MaxLen int64
}
func (c cmdable) LPos(ctx context.Context, key string, value string, a LPosArgs) *IntCmd {
args := []interface{}{"lpos", key, value}
if a.Rank != 0 {
args = append(args, "rank", a.Rank)
}
if a.MaxLen != 0 {
args = append(args, "maxlen", a.MaxLen)
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LPosCount(ctx context.Context, key string, value string, count int64, a LPosArgs) *IntSliceCmd {
args := []interface{}{"lpos", key, value, "count", count}
if a.Rank != 0 {
args = append(args, "rank", a.Rank)
}
if a.MaxLen != 0 {
args = append(args, "maxlen", a.MaxLen)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LPush(ctx context.Context, key string, values ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(values))
args[0] = "lpush"