fix ISOWeek for mcs

EgorBo · marek-safar · commit 7e8bf23824b3 · 2018-12-19T19:08:44.000+01:00
diff --git a/src/System.Private.CoreLib/shared/System/Globalization/ISOWeek.cs b/src/System.Private.CoreLib/shared/System/Globalization/ISOWeek.cs
@@ -89,8 +89,12 @@ public static int GetWeeksInYear(int year)
             {
                 throw new ArgumentOutOfRangeException(nameof(year), SR.ArgumentOutOfRange_Year);
             }
-
-            int P(int y) => (y + (y / 4) - (y / 100) + (y / 400)) % 7;
+#if __MonoCS__ // mcs doesn't support local funtions
+            Func<int, int> P = y => 
+#else
+            int P(int y) => 
+#endif
+                (y + (y / 4) - (y / 100) + (y / 400)) % 7;
 
             if (P(year) == 4 || P(year - 1) == 3)
             {

Original file line number	Diff line number	Diff line change
`@@ -89,8 +89,12 @@ public static int GetWeeksInYear(int year)`
`89`	`89`	`{`
`90`	`90`	`throw new ArgumentOutOfRangeException(nameof(year), SR.ArgumentOutOfRange_Year);`
`91`	`91`	`}`
`92`		`-`
`93`		`- int P(int y) => (y + (y / 4) - (y / 100) + (y / 400)) % 7;`
	`92`	`+#if __MonoCS__ // mcs doesn't support local funtions`
	`93`	`+ Func<int, int> P = y =>`
	`94`	`+#else`
	`95`	`+ int P(int y) =>`
	`96`	`+#endif`
	`97`	`+ (y + (y / 4) - (y / 100) + (y / 400)) % 7;`
`94`	`98`
`95`	`99`	`if (P(year) == 4 \|\| P(year - 1) == 3)`
`96`	`100`	`{`