mirror of
https://github.com/unknwon/the-way-to-go_ZH_CN.git
synced 2025-08-11 19:41:43 +08:00
c588ddea2d
* Cose unclosed files * Close additional unclosed file * Dont use defer in loop * Removed missed instances of defer in loop
37 lines
552 B
Go
37 lines
552 B
Go
// gzipped.go
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package main
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import (
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"bufio"
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"compress/gzip"
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"fmt"
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"os"
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)
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func main() {
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fName := "MyFile.gz"
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var r *bufio.Reader
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fi, err := os.Open(fName)
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if err != nil {
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fmt.Fprintf(os.Stderr, "%v, Can't open %s: error: %s\n", os.Args[0], fName,
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err)
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os.Exit(1)
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}
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defer fi.Close()
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fz, err := gzip.NewReader(fi)
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if err != nil {
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r = bufio.NewReader(fi)
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} else {
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r = bufio.NewReader(fz)
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}
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for {
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line, err := r.ReadString('\n')
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if err != nil {
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fmt.Println("Done reading file")
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os.Exit(0)
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}
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fmt.Println(line)
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}
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}
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