Code cleanup / fixes

WhiteRabbit/Flattener.cs

@@ -25,17 +25,17 @@
         // Fast hard-coded implementation for 3 words
         private static IEnumerable<T[]> Flatten3<T>(T[][] phrase)
         {
-            for (var i0 = 0; i0 < phrase[0].Length; i0++)
+            foreach (var item0 in phrase[0])
             {
-                for (var i1 = 0; i1 < phrase[1].Length; i1++)
+                foreach (var item1 in phrase[1])
                 {
-                    for (var i2 = 0; i2 < phrase[2].Length; i2++)
+                    foreach (var item2 in phrase[2])
                     {
                         yield return new T[]
                         {
-                            phrase[0][i0],
-                            phrase[1][i1],
-                            phrase[2][i2],
+                            item0,
+                            item1,
+                            item2,
                         };
                     }
                 }
@@ -45,20 +45,20 @@
         // Fast hard-coded implementation for 4 words
         private static IEnumerable<T[]> Flatten4<T>(T[][] phrase)
         {
-            for (var i0 = 0; i0 < phrase[0].Length; i0++)
+            foreach (var item0 in phrase[0])
             {
-                for (var i1 = 0; i1 < phrase[1].Length; i1++)
+                foreach (var item1 in phrase[1])
                 {
-                    for (var i2 = 0; i2 < phrase[2].Length; i2++)
+                    foreach (var item2 in phrase[2])
                     {
-                        for (var i3 = 0; i3 < phrase[3].Length; i3++)
+                        foreach (var item3 in phrase[3])
                         {
                             yield return new T[]
                             {
-                                phrase[0][i0],
-                                phrase[1][i1],
-                                phrase[2][i2],
-                                phrase[3][i3],
+                                item0,
+                                item1,
+                                item2,
+                                item3,
                             };
                         }
                     }
@@ -69,23 +69,23 @@
         // Fast hard-coded implementation for 5 words
         private static IEnumerable<T[]> Flatten5<T>(T[][] phrase)
         {
-            for (var i0 = 0; i0 < phrase[0].Length; i0++)
+            foreach (var item0 in phrase[0])
             {
-                for (var i1 = 0; i1 < phrase[1].Length; i1++)
+                foreach (var item1 in phrase[1])
                 {
-                    for (var i2 = 0; i2 < phrase[2].Length; i2++)
+                    foreach (var item2 in phrase[2])
                     {
-                        for (var i3 = 0; i3 < phrase[3].Length; i3++)
+                        foreach (var item3 in phrase[3])
                         {
-                            for (var i4 = 0; i4 < phrase[4].Length; i4++)
+                            foreach (var item4 in phrase[4])
                             {
                                 yield return new T[]
                                 {
-                                    phrase[0][i0],
-                                    phrase[1][i1],
-                                    phrase[2][i2],
-                                    phrase[3][i3],
-                                    phrase[4][i4],
+                                    item0,
+                                    item1,
+                                    item2,
+                                    item3,
+                                    item4,
                                 };
                             }
                         }
@@ -97,25 +97,26 @@
         // Fast hard-coded implementation for 6 words
         private static IEnumerable<T[]> Flatten6<T>(T[][] phrase)
         {
-            for (var i0 = 0; i0 < phrase[0].Length; i0++)
+            foreach (var item0 in phrase[0])
             {
-                for (var i1 = 0; i1 < phrase[1].Length; i1++)
+                foreach (var item1 in phrase[1])
                 {
-                    for (var i2 = 0; i2 < phrase[2].Length; i2++)
+                    foreach (var item2 in phrase[2])
                     {
-                        for (var i3 = 0; i3 < phrase[3].Length; i3++)
+                        foreach (var item3 in phrase[3])
                         {
-                            for (var i4 = 0; i4 < phrase[4].Length; i4++)
+                            foreach (var item4 in phrase[4])
                             {
-                                for (var i5 = 0; i5 < phrase[5].Length; i5++)
+                                foreach (var item5 in phrase[5])
                                 {
                                     yield return new T[]
                                     {
-                                        phrase[0][i0],
-                                        phrase[1][i1],
-                                        phrase[2][i2],
-                                        phrase[3][i3],
-                                        phrase[4][i4],
+                                        item0,
+                                        item1,
+                                        item2,
+                                        item3,
+                                        item4,
+                                        item5,
                                     };
                                 }
                             }
@@ -128,27 +129,29 @@
         // Fast hard-coded implementation for 7 words
         private static IEnumerable<T[]> Flatten7<T>(T[][] phrase)
         {
-            for (var i0 = 0; i0 < phrase[0].Length; i0++)
+            foreach (var item0 in phrase[0])
             {
-                for (var i1 = 0; i1 < phrase[1].Length; i1++)
+                foreach (var item1 in phrase[1])
                 {
-                    for (var i2 = 0; i2 < phrase[2].Length; i2++)
+                    foreach (var item2 in phrase[2])
                     {
-                        for (var i3 = 0; i3 < phrase[3].Length; i3++)
+                        foreach (var item3 in phrase[3])
                         {
-                            for (var i4 = 0; i4 < phrase[4].Length; i4++)
+                            foreach (var item4 in phrase[4])
                             {
-                                for (var i5 = 0; i5 < phrase[5].Length; i5++)
+                                foreach (var item5 in phrase[5])
                                 {
-                                    for (var i6 = 0; i6 < phrase[6].Length; i6++)
+                                    foreach (var item6 in phrase[6])
                                     {
                                         yield return new T[]
                                         {
-                                            phrase[0][i0],
-                                            phrase[1][i1],
-                                            phrase[2][i2],
-                                            phrase[3][i3],
-                                            phrase[4][i4],
+                                            item0,
+                                            item1,
+                                            item2,
+                                            item3,
+                                            item4,
+                                            item5,
+                                            item6,
                                         };
                                     }
                                 }