diff options
| -rw-r--r-- | ext/mixed/js/display-generator.js | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/ext/mixed/js/display-generator.js b/ext/mixed/js/display-generator.js index 41f7315a..d88b8648 100644 --- a/ext/mixed/js/display-generator.js +++ b/ext/mixed/js/display-generator.js @@ -301,22 +301,28 @@ class DisplayGenerator { } } - static _appendMultiple(container, createItem, detailsArray, fallback=[]) { + static _appendMultiple(container, createItem, detailsIterable, fallback=[]) { if (container === null) { return 0; } - const isArray = Array.isArray(detailsArray); - if (!isArray) { detailsArray = fallback; } + const multi = ( + detailsIterable !== null && + typeof detailsIterable === 'object' && + typeof detailsIterable[Symbol.iterator] !== 'undefined' + ); + if (!multi) { detailsIterable = fallback; } - container.dataset.multi = `${isArray}`; - container.dataset.count = `${detailsArray.length}`; - - for (const details of detailsArray) { + let count = 0; + for (const details of detailsIterable) { const item = createItem(details); if (item === null) { continue; } container.appendChild(item); + ++count; } - return detailsArray.length; + container.dataset.multi = `${multi}`; + container.dataset.count = `${count}`; + + return count; } static _appendFurigana(container, segments, addText) { |