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haru01/ReplaceLoopWithPipelineTotal.diff

Created March 3, 2019 12:19
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ReplaceLoopWithPipelineTotal.diff
@@ -12,9 +12,6 @@ function generateReadedReport(readedList, recommendList) {
function total() {
- let totalPoint = 0;
- for (let readedBook of readedList.books) {
- totalPoint += point(readedBook);
- }
- return totalPoint;
+ return readedList.books
+ .reduce((total, book) => total + point(book), 0);
}
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