Index: node_modules/d3-array/src/every.js
===================================================================
--- node_modules/d3-array/src/every.js	(revision e4c61dd6cd86e06265bc2bd91adba84a0f04044a)
+++ node_modules/d3-array/src/every.js	(revision e4c61dd6cd86e06265bc2bd91adba84a0f04044a)
@@ -0,0 +1,10 @@
+export default function every(values, test) {
+  if (typeof test !== "function") throw new TypeError("test is not a function");
+  let index = -1;
+  for (const value of values) {
+    if (!test(value, ++index, values)) {
+      return false;
+    }
+  }
+  return true;
+}