pi-lens/rules/ast-grep-rules/rule-tests/string-concat-in-loop-test.yml

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id: string-concat-in-loop
valid:
  - |
    var sb strings.Builder
    for _, x := range items {
        sb.WriteString(strconv.Itoa(x))
    }
    s := sb.String()
  - |
    s := "fixed value"
invalid:
  - |
    var s string
    for _, x := range items {
        s += strconv.Itoa(x)
    }
  - |
    for _, x := range items {
        s += strconv.Itoa(x)
    }