feature #40257 [Intl] Add Currencies::getCashFractionDigits() and `…

…Currencies::getCashRoundingIncrement()` (nicolas-grekas)

This PR was merged into the 5.3-dev branch.

Discussion
----------

[Intl] Add `Currencies::getCashFractionDigits()` and `Currencies::getCashRoundingIncrement()`

| Q             | A
| ------------- | ---
| Branch?       | 5.x
| Bug fix?      | no
| New feature?  | yes
| Deprecations? | no
| Tickets       | Fix #21247
| License       | MIT
| Doc PR        | -

Commits
-------

dab91f7 [Intl] Add `Currencies::getCashFractionDigits()` and `Currencies::getCashRoundingIncrement()`

src/Symfony/Component/Intl/CHANGELOG.md

@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+5.3
+---
+
+ * Add `Currencies::getCashFractionDigits()` and `Currencies::getCashRoundingIncrement()`
+
 5.0.0
 -----
 

src/Symfony/Component/Intl/Currencies.php

@@ -25,6 +25,8 @@ final class Currencies extends ResourceBundle
     private const INDEX_NAME = 1;
     private const INDEX_FRACTION_DIGITS = 0;
     private const INDEX_ROUNDING_INCREMENT = 1;
+    private const INDEX_CASH_FRACTION_DIGITS = 2;
+    private const INDEX_CASH_ROUNDING_INCREMENT = 3;
 
     /**
      * @return string[]
@@ -94,10 +96,7 @@ public static function getFractionDigits(string $currency): int
         }
     }
 
-    /**
-     * @return float|int
-     */
-    public static function getRoundingIncrement(string $currency)
+    public static function getRoundingIncrement(string $currency): int
     {
         try {
             return self::readEntry(['Meta', $currency, self::INDEX_ROUNDING_INCREMENT], 'meta');
@@ -106,6 +105,24 @@ public static function getRoundingIncrement(string $currency)
         }
     }
 
+    public static function getCashFractionDigits(string $currency): int
+    {
+        try {
+            return self::readEntry(['Meta', $currency, self::INDEX_CASH_FRACTION_DIGITS], 'meta');
+        } catch (MissingResourceException $e) {
+            return self::readEntry(['Meta', 'DEFAULT', self::INDEX_CASH_FRACTION_DIGITS], 'meta');
+        }
+    }
+
+    public static function getCashRoundingIncrement(string $currency): int
+    {
+        try {
+            return self::readEntry(['Meta', $currency, self::INDEX_CASH_ROUNDING_INCREMENT], 'meta');
+        } catch (MissingResourceException $e) {
+            return self::readEntry(['Meta', 'DEFAULT', self::INDEX_CASH_ROUNDING_INCREMENT], 'meta');
+        }
+    }
+
     /**
      * @throws MissingResourceException if the currency code has no numeric code
      */