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backend/node_modules/obliterator/find.js

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+/**
+ * Obliterator Find Function
+ * ==========================
+ *
+ * Function taking an iterable and a predicate and returning the first item
+ * matching the given predicate.
+ */
+var iter = require('./iter.js');
+
+/**
+ * Find.
+ *
+ * @param  {Iterable} iterable  - Target iterable.
+ * @param  {function} predicate - Predicate function.
+ * @return {boolean}
+ */
+module.exports = function find(iterable, predicate) {
+  var iterator = iter(iterable);
+
+  var step;
+
+  while (((step = iterator.next()), !step.done)) {
+    if (predicate(step.value)) return step.value;
+  }
+
+  return;
+};