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Check for output before accessing stderr or stdout

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This commit is contained in:
Sebastian Serth
2020-11-13 22:53:56 +01:00
parent 5fe1590b39
commit 307bc9bd7b
1 changed files with 1 additions and 1 deletions
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2
app/assets/javascripts/editor/evaluation.js
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@ -173,7 +173,7 @@ CodeOceanEditorEvaluation = {
}, },
printOutput: function (output, colorize, index) { printOutput: function (output, colorize, index) {
if (output.stderr === undefined && output.stdout === undefined) { if (output === undefined || output.stderr === undefined && output.stdout === undefined) {
// Prevent empty element with no text at all // Prevent empty element with no text at all
return; return;
} }