Add MaxTXID() for file info slices (#58)

benbjohnson · web-flow · commit 1c287c1f5b3d · 2025-06-27T12:52:32.000-06:00
diff --git a/ltx.go b/ltx.go
@@ -600,3 +600,12 @@ func (a FileInfoSlice) Less(i, j int) bool {
 	}
 	return a[i].MinTXID < a[j].MinTXID
 }
+
+// MaxTXID returns the MaxTXID of the last element in the slice.
+// Returns zero if the slice is empty.
+func (a FileInfoSlice) MaxTXID() TXID {
+	if len(a) == 0 {
+		return 0
+	}
+	return a[len(a)-1].MaxTXID
+}

Original file line number	Diff line number	Diff line change
`@@ -600,3 +600,12 @@ func (a FileInfoSlice) Less(i, j int) bool {`
`600`	`600`	`}`
`601`	`601`	`return a[i].MinTXID < a[j].MinTXID`
`602`	`602`	`}`
	`603`	`+`
	`604`	`+// MaxTXID returns the MaxTXID of the last element in the slice.`
	`605`	`+// Returns zero if the slice is empty.`
	`606`	`+func (a FileInfoSlice) MaxTXID() TXID {`
	`607`	`+ if len(a) == 0 {`
	`608`	`+ return 0`
	`609`	`+ }`
	`610`	`+ return a[len(a)-1].MaxTXID`
	`611`	`+}`