chore: use default arg value for normalizer

Author: thymikee

src/helpers/byDisplayValue.js

@@ -1,5 +1,5 @@
 // @flow
-import { getDefaultNormalizer, matches } from '../matches';
+import { matches } from '../matches';
 import { makeQueries } from './makeQueries';
 import type { Queries } from './makeQueries';
 import { filterNodeByType } from './filterNodeByType';
@@ -14,14 +14,13 @@ const getTextInputNodeByDisplayValue = (
   try {
     const { TextInput } = require('react-native');
     const { exact, normalizer } = options;
-    const normalizerFn = normalizer ?? getDefaultNormalizer();
     const nodeValue =
       node.props.value !== undefined
         ? node.props.value
         : node.props.defaultValue;
     return (
       filterNodeByType(node, TextInput) &&
-      matches(value, nodeValue, normalizerFn, exact)
+      matches(value, nodeValue, normalizer, exact)
     );
   } catch (error) {
     throw createLibraryNotSupportedError(error);

src/helpers/byPlaceholderText.js

@@ -1,5 +1,5 @@
 // @flow
-import { getDefaultNormalizer, matches } from '../matches';
+import { matches } from '../matches';
 import { makeQueries } from './makeQueries';
 import type { Queries } from './makeQueries';
 import { filterNodeByType } from './filterNodeByType';
@@ -14,10 +14,9 @@ const getTextInputNodeByPlaceholderText = (
   try {
     const { TextInput } = require('react-native');
     const { exact, normalizer } = options;
-    const normalizerFn = normalizer ?? getDefaultNormalizer();
     return (
       filterNodeByType(node, TextInput) &&
-      matches(placeholder, node.props.placeholder, normalizerFn, exact)
+      matches(placeholder, node.props.placeholder, normalizer, exact)
     );
   } catch (error) {
     throw createLibraryNotSupportedError(error);

src/helpers/byTestId.js

@@ -1,14 +1,12 @@
 // @flow
-import { getDefaultNormalizer, matches } from '../matches';
+import { matches } from '../matches';
 import { makeQueries } from './makeQueries';
 import type { Queries } from './makeQueries';
 import type { TextMatchOptions } from './byText';
 
 const getNodeByTestId = (node, testID, options?: TextMatchOptions = {}) => {
   const { exact, normalizer } = options;
-  const normalizerFn = normalizer ?? getDefaultNormalizer();
-
-  return matches(testID, node.props.testID, normalizerFn, exact);
+  return matches(testID, node.props.testID, normalizer, exact);
 };
 
 const queryAllByTestId = (

src/helpers/byText.js

@@ -1,6 +1,6 @@
 // @flow
 import * as React from 'react';
-import { getDefaultNormalizer, matches } from '../matches';
+import { matches } from '../matches';
 import type { NormalizerFn } from '../matches';
 import { makeQueries } from './makeQueries';
 import type { Queries } from './makeQueries';
@@ -54,8 +54,7 @@ const getNodeByText = (
       if (textChildren) {
         const textToTest = textChildren.join('');
         const { exact, normalizer } = options;
-        const normalizerFn = normalizer ?? getDefaultNormalizer();
-        return matches(text, textToTest, normalizerFn, exact);
+        return matches(text, textToTest, normalizer, exact);
       }
     }
     return false;

src/matches.js

@@ -1,10 +1,10 @@
 // @flow
 export type NormalizerFn = (textToNormalize: string) => string;
 
-function matches(
+export function matches(
   matcher: string | RegExp,
   text: string,
-  normalizer: NormalizerFn,
+  normalizer?: NormalizerFn = getDefaultNormalizer(),
   exact?: boolean = true
 ): boolean {
   if (typeof text !== 'string') {
@@ -26,7 +26,7 @@ type NormalizerConfig = {
   collapseWhitespace?: boolean,
 };
 
-function getDefaultNormalizer({
+export function getDefaultNormalizer({
   trim = true,
   collapseWhitespace = true,
 }: NormalizerConfig = {}): NormalizerFn {
@@ -39,5 +39,3 @@ function getDefaultNormalizer({
     return normalizedText;
   };
 }
-
-export { matches, getDefaultNormalizer };