On Wed, Oct 19, 2016, at 03:34 PM, Brian Picciano wrote:
> Hi there! My use-case involves reading all data off of an io.Reader
> and scanning it into a receiver value provided by the user of my
> library. In many ways the same thing as fmt.Fscan. The difference is
> that only one receiver value is allowed, and I want to read _all_ data
> until io.EOF, not just until space or newline. So if my data is "hello
> world" and I'm scanning into a string, that string should have "hello
> world" in it. If my data is "12 OK" and I'm scanning into an int, that
> should error because the entirety of the data is not a parseable
> integer.
>
> If there was a fmt.Scanf which simply had no delimiter, or where the
> delimiter was somehow set to io.EOF, I think that would work for what
> I'm doing. But I can't find anything like that. Does anyone know of
> anything that could help me do this? Or do I just have to implement
> it myself?

Could you write a Reader that send a delimiter in the stream when it
encounters io.EOF? Then pass that reader to Fscan.

Ian

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