modified

2026-06-04 07:46:21 +02:00 · 2023-11-24 22:35:41 +01:00
parent 3c0b507a93
commit 7644b2a0f7
45165 changed files with 4803356 additions and 3 deletions
@@ -0,0 +1,22 @@
+"use strict";
+
+module.exports = (arr_, pred) => {
+
+    const arr   = arr_ || [],
+          spans = []
+    
+    let span = { label: undefined,
+                 items: [arr.first] }
+                 
+    arr.forEach (x => {
+
+        const label = pred (x)
+
+        if ((span.label !== label) && span.items.length) {
+            spans.push (span = { label: label, items: [x] }) }
+
+        else {
+            span.items.push (x) } })
+
+    return spans
+}