shithub: tarsum

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slightly nicer

--- a/tarsum

+++ b/tarsum

@@ -26,7 +26,7 @@

 local headertbl = {}

 for i = 1, #header, 1 do

-    table.insert(headertbl, string.sub(header, i, i))

+    headertbl:insert(header:sub(i, i))

 end

 for i = 0x94, 0x9b, 1 do

@@ -40,7 +40,7 @@

 local sum = 0

 for i = 1, #header, 1 do

-    sum = sum + string.byte(header,i)

+    sum = sum + header:byte(i)

 end

 print(string.format("Checksum: %.7o\n", sum))