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-rw-r--r--pkg/commands/get.go28
1 files changed, 28 insertions, 0 deletions
diff --git a/pkg/commands/get.go b/pkg/commands/get.go
new file mode 100644
index 0000000..9dc2bcd
--- /dev/null
+++ b/pkg/commands/get.go
@@ -0,0 +1,28 @@
+package commands
+
+import (
+ "errors"
+ "redisClone/pkg/core"
+ "time"
+)
+
+func Get(args []string, getShard func(k string) *core.Shard) interface{} {
+ key := args[1]
+ s := getShard(key)
+ item, exists := s.Data[key]
+ if !exists {
+ return nil
+ }
+
+ if item.ExpiresAt != nil && time.Now().After(*item.ExpiresAt) {
+ delete(s.Data, key)
+ return nil
+ }
+
+ strValue, ok := item.Value.(string)
+ if !ok {
+ err := errors.New("WRONGTYPE Operation against a key holding the wrong kind of value")
+ return err
+ }
+ return strValue
+ } \ No newline at end of file