Remove baseForOwn from several modules.

findKey.js

@@ -1,6 +1,3 @@
-import baseFindKey from './.internal/baseFindKey.js'
-import baseForOwn from './.internal/baseForOwn.js'
-
 /**
  * This method is like `find` except that it returns the key of the first
  * element `predicate` returns truthy for instead of the element itself.
@@ -24,7 +21,18 @@ import baseForOwn from './.internal/baseForOwn.js'
  * // => 'barney' (iteration order is not guaranteed)
  */
 function findKey(object, predicate) {
-  return baseFindKey(object, predicate, baseForOwn)
+  let result
+  if (object == null) {
+    return result
+  }
+  Object.keys(object).some((key) => {
+    const value = object[key]
+    if (predicate(value, key, object)) {
+      result = value
+      return true
+    }
+  })
+  return result
 }
 
 export default findKey

forOwn.js

@@ -1,5 +1,3 @@
-import baseForOwn from './.internal/baseForOwn.js'
-
 /**
  * Iterates over own enumerable string keyed properties of an object and
  * invokes `iteratee` for each property. The iteratee is invoked with three
@@ -10,7 +8,6 @@ import baseForOwn from './.internal/baseForOwn.js'
  * @category Object
  * @param {Object} object The object to iterate over.
  * @param {Function} iteratee The function invoked per iteration.
- * @returns {Object} Returns `object`.
  * @see forEach, forEachRight, forIn, forInRight, forOwnRight
  * @example
  *
@@ -27,7 +24,9 @@ import baseForOwn from './.internal/baseForOwn.js'
  * // => Logs 'a' then 'b' (iteration order is not guaranteed).
  */
 function forOwn(object, iteratee) {
-  return object && baseForOwn(object, iteratee)
+  if (object != null) {
+    Object.keys(Object(object)).forEach((key) => iteratee(object[key], key, object))
+  }
 }
 
 export default forOwn

forOwnRight.js

@@ -1,5 +1,3 @@
-import baseForOwnRight from './.internal/baseForOwnRight.js'
-
 /**
  * This method is like `forOwn` except that it iterates over properties of
  * `object` in the opposite order.
@@ -25,7 +23,14 @@ import baseForOwnRight from './.internal/baseForOwnRight.js'
  * // => Logs 'b' then 'a' assuming `forOwn` logs 'a' then 'b'.
  */
 function forOwnRight(object, iteratee) {
-  return object && baseForOwnRight(object, iteratee)
+  if (object == null) {
+    return
+  }
+  const props = Object.keys(object)
+  const length = props.length
+  while (length--) {
+    iteratee(object[props[length]], iteratee, object)
+  }
 }
 
 export default forOwnRight

functions.js

@@ -1,6 +1,3 @@
-import arrayFilter from './arrayFilter.js'
-import keys from './keys.js'
-
 /**
  * Creates an array of function property names from own enumerable properties
  * of `object`.
@@ -23,9 +20,10 @@ import keys from './keys.js'
  * // => ['a', 'b']
  */
 function functions(object) {
-  return object == null
-    ? []
-    : arrayFilter(keys(object), key => typeof object[key] == 'function')
+  if (object == null) {
+    return []
+  }
+  return Object.keys(object).filter((key) => typeof object[key] == 'function')
 }
 
 export default functions

invert.js

@@ -1,5 +1,3 @@
-import baseForOwn from './.internal/baseForOwn.js'
-
 /**
  * Creates an object composed of the inverted keys and values of `object`.
  * If `object` contains duplicate values, subsequent values overwrite
@@ -18,7 +16,7 @@ import baseForOwn from './.internal/baseForOwn.js'
  */
 function invert(object) {
   const result = {}
-  baseForOwn(object, (value, key) => {
+  Object.keys(object).forEach((value, key) => {
     result[value] = key
   })
   return result

invertBy.js

@@ -1,5 +1,3 @@
-import baseForOwn from './.internal/baseForOwn.js'
-
 /** Used to check objects for own properties. */
 const hasOwnProperty = Object.prototype.hasOwnProperty
 
@@ -24,8 +22,7 @@ const hasOwnProperty = Object.prototype.hasOwnProperty
  */
 function invertBy(object, iteratee) {
   const result = {}
-  baseForOwn(object, (value, key) => {
-
+  Object.keys(object).forEach((value, key) => {
     value = iteratee(value)
     if (hasOwnProperty.call(result, value)) {
       result[value].push(key)

mapKeys.js

@@ -1,5 +1,4 @@
 import baseAssignValue from './.internal/baseAssignValue.js'
-import baseForOwn from './.internal/baseForOwn.js'
 
 /**
  * The opposite of `mapValues` this method creates an object with the
@@ -22,7 +21,7 @@ import baseForOwn from './.internal/baseForOwn.js'
  */
 function mapKeys(object, iteratee) {
   const result = {}
-  baseForOwn(object, (value, key, object) => {
+  Object.keys(object).forEach((value, key, object) => {
     baseAssignValue(result, iteratee(value, key, object), value)
   })
   return result

mapValues.js

@@ -1,5 +1,4 @@
 import baseAssignValue from './.internal/baseAssignValue.js'
-import baseForOwn from './.internal/baseForOwn.js'
 
 /**
  * Creates an object with the same keys as `object` and values generated
@@ -25,7 +24,7 @@ import baseForOwn from './.internal/baseForOwn.js'
  */
 function mapValues(object, iteratee) {
   const result = {}
-  baseForOwn(object, (value, key, object) => {
+  Object.keys(object).forEach((value, key, object) => {
     baseAssignValue(result, key, iteratee(value, key, object))
   })
   return result