Use single pattern in parsing

1 files changed, 21 insertions, 0 deletions

diff --git a/src/main/java/org/zwobble/mammoth/internal/util/Iterables.java b/src/main/java/org/zwobble/mammoth/internal/util/Iterables.java
index 205f6a2..2856f66 100644
--- a/src/main/java/org/zwobble/mammoth/internal/util/Iterables.java
+++ b/src/main/java/org/zwobble/mammoth/internal/util/Iterables.java
@@ -164,4 +164,25 @@ public class Iterables {
         }
         return OptionalInt.empty();
     }
+
+    public static Iterable<Integer> intRange(int start, int end) {
+        return new Iterable<Integer>() {
+            @Override
+            public Iterator<Integer> iterator() {
+                return new Iterator<Integer>() {
+                    private int next = start;
+
+                    @Override
+                    public boolean hasNext() {
+                        return next < end;
+                    }
+
+                    @Override
+                    public Integer next() {
+                        return next++;
+                    }
+                };
+            }
+        };
+    }
 }