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x/playground/sandbox: programs that produce no output never 'end' #11903

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malkia opened this issue Jul 28, 2015 · 4 comments
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x/playground/sandbox: programs that produce no output never 'end' #11903

malkia opened this issue Jul 28, 2015 · 4 comments
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@malkia
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malkia commented Jul 28, 2015 

package main

import (
    "fmt"
    "os"
)

func main() {
    fmt.Fprintf(os.Stdin, "hello, writer\n")
}
@malkia
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malkia commented Jul 28, 2015

Yet this version works just fine:

@malkia
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malkia commented Jul 28, 2015 

package main

import (
    "fmt"
    "os"
)

func main() {
    _, err := fmt.Fprintf(os.Stdin, "hello, writer\n")
    fmt.Println(err)
}

@adg adg changed the title In tour.golang.org, the following code shows that it needs to be killed (the "Kill" button stays active (blue)) x/playground/sandbox: programs that produce no output never 'end' Jul 28, 2015
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adg commented Jul 28, 2015

It seems that the JS on the client side isn't gracefully handling snippets with no output. I've sent out a fix.

@adg adg self-assigned this Jul 28, 2015
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CL https://golang.org/cl/12751 mentions this issue.

@golang golang locked and limited conversation to collaborators Aug 5, 2016
@rsc rsc unassigned adg Jun 23, 2022
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@malkia @adg @gopherbot