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Merge pull request #3596 from FreeCodeCamp/fix/500-out-of-range-bug

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Fix 500 out of range bug when completing last challenge
This commit is contained in:
Quincy Larson
2015-10-05 22:15:26 -07:00
parent 9bce039e7a 8f84596142
commit 84eb5ac810
1 changed files with 6 additions and 3 deletions
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9
server/boot/challenge.js
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@ -180,9 +180,9 @@ module.exports = function(app) {
'could not find challenge block for ' + challenge.block 'could not find challenge block for ' + challenge.block
); );
} }
const nextBlock$ = blocks$.elementAt(blockIndex + 1); const firstChallengeOfNextBlock$ = blocks$
const firstChallengeOfNextBlock$ = nextBlock$ .elementAtOrDefault(blockIndex + 1, {})
.map(block => block.challenges[0]); .map(({ challenges = [] }) => challenges[0]);
return blocks$ return blocks$
.elementAt(blockIndex) .elementAt(blockIndex)
@ -211,6 +211,9 @@ module.exports = function(app) {
}); });
}) })
.map(nextChallenge => { .map(nextChallenge => {
if (!nextChallenge) {
return null;
}
nextChallengeName = nextChallenge.dashedName; nextChallengeName = nextChallenge.dashedName;
return nextChallengeName; return nextChallengeName;
}) })