Added step iterator.

1 files changed, 28 insertions, 0 deletions

diff --git a/unused.jai b/unused.jai
index 04997c5..b995d0d 100644
--- a/unused.jai
+++ b/unused.jai
@@ -1,4 +1,32 @@
+// --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- //
+
+
+Step_Iterator :: struct {
+    min:  int;
+    max:  int;
+    step: int;
+}
+
+step_iterator :: (min: int, max: int, step: int) -> Step_Iterator {
+    return .{ min, max, step };
+}
 
+for_expansion :: (iterator: Step_Iterator, body: Code, flags: For_Flags) #expand {
+    iteration_count: int;
+    for <=cast(bool)(flags & .REVERSE) i: iterator.min..iterator.max {
+        iteration_count += 1;
+        if iteration_count % iterator.step == 0 continue;
+
+        `it       := i;
+        `it_index := void;
+
+        #insert body;
+    }
+}
+
+for step_iterator(0, 10, 2) {
+    log("%", it);
+}
 
 
 // --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- //