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Diffstat (limited to 'deps/npm/lib/utils/did-you-mean.js')
| -rw-r--r-- | deps/npm/lib/utils/did-you-mean.js | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/deps/npm/lib/utils/did-you-mean.js b/deps/npm/lib/utils/did-you-mean.js new file mode 100644 index 0000000000..8e72dde5fa --- /dev/null +++ b/deps/npm/lib/utils/did-you-mean.js @@ -0,0 +1,20 @@ +var meant = require('meant') +var output = require('./output.js') + +function didYouMean (scmd, commands) { + var bestSimilarity = meant(scmd, commands).map(function (str) { + return ' ' + str + }) + + if (bestSimilarity.length === 0) return + if (bestSimilarity.length === 1) { + output('\nDid you mean this?\n' + bestSimilarity[0]) + } else { + output( + ['\nDid you mean one of these?'] + .concat(bestSimilarity.slice(0, 3)).join('\n') + ) + } +} + +module.exports = didYouMean |