[Issue 19041] New: errnoEnforce: example does not compile

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19041

          Issue ID: 19041
           Summary: errnoEnforce: example does not compile
           Product: D
           Version: D2
          Hardware: Other
                OS: Other
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: dlang.org
          Assignee: nobody at puremagic.com
          Reporter: kdevel at vogtner.de

https://dlang.org/phobos/std_exception.html#errnoEnforce
---
auto f = errnoEnforce(fopen("data.txt"));
auto line = readln(f);
enforce(line.length); // expect a non-empty line
---

Doc needs an example which compiles.

https://forum.dlang.org/thread/yctbgblmfaagujoiznxt@forum.dlang.org

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