Bump to v3.0.0.

internal/isIterateeCall.js

@@ -0,0 +1,27 @@
+define(['./isIndex', './isLength', '../lang/isObject'], function(isIndex, isLength, isObject) {
+
+  /**
+   * Checks if the provided arguments are from an iteratee call.
+   *
+   * @private
+   * @param {*} value The potential iteratee value argument.
+   * @param {*} index The potential iteratee index or key argument.
+   * @param {*} object The potential iteratee object argument.
+   * @returns {boolean} Returns `true` if the arguments are from an iteratee call, else `false`.
+   */
+  function isIterateeCall(value, index, object) {
+    if (!isObject(object)) {
+      return false;
+    }
+    var type = typeof index;
+    if (type == 'number') {
+      var length = object.length,
+          prereq = isLength(length) && isIndex(index, length);
+    } else {
+      prereq = type == 'string' && index in value;
+    }
+    return prereq && object[index] === value;
+  }
+
+  return isIterateeCall;
+});