mirror of https://github.com/aldy505/cheapcash.git
42 lines
735 B
Go
42 lines
735 B
Go
package cheapcash
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import (
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"io/ioutil"
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"os"
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)
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// Read the value of a given key.
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// Will return an error of ErrNotExists if the given
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// key does not exists.
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//
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// c := cheapcash.Default()
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// res, err := c.Read("users")
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// if err != nil {
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// // handle your error here!
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// }
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// log.Println(string(res))
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//
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func (c *Cache) Read(key string) ([]byte, error) {
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check, err := c.Exists(c.Path + key)
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if err != nil {
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return []byte{}, err
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}
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if !check {
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return []byte{}, ErrNotExists
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}
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file, err := os.Open(sanitizePath(c.Path + key))
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if err != nil {
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return []byte{}, err
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}
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defer file.Close()
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data, err := ioutil.ReadAll(file)
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if err != nil {
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return []byte{}, err
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}
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return data, nil
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}
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