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-rw-r--r--internal/intconv/i_u32.go15
1 files changed, 15 insertions, 0 deletions
diff --git a/internal/intconv/i_u32.go b/internal/intconv/i_u32.go
new file mode 100644
index 00000000..5354010c
--- /dev/null
+++ b/internal/intconv/i_u32.go
@@ -0,0 +1,15 @@
+package intconv
+
+import (
+ "fmt"
+ "math"
+)
+
+// IntToUint32 converts v to uint32, returning an error if it overflows.
+func IntToUint32(v int) (uint32, error) {
+ if v < 0 || v > math.MaxUint32 {
+ return 0, fmt.Errorf("intconv: int %d overflows uint32", v)
+ }
+
+ return uint32(v), nil
+}