Fix masker data race

Marton6 · Marton6 · commit 6cfaf184c01e · 2020-07-21T17:38:32.000+02:00
diff --git a/internals/cli/masker/stream.go b/internals/cli/masker/stream.go
@@ -120,5 +120,8 @@ func (b *indexedBuffer) upToIndex(index int64) []byte {
 	}
 	n := int(index - b.currentIndex)
 	b.currentIndex = index
-	return b.buffer.Next(n)
+	bufferSlice := b.buffer.Next(n)
+	res := make([]byte, len(bufferSlice))
+	copy(res, bufferSlice)
+	return res
 }

Original file line number	Diff line number	Diff line change
`@@ -120,5 +120,8 @@ func (b *indexedBuffer) upToIndex(index int64) []byte {`
`120`	`120`	`}`
`121`	`121`	`n := int(index - b.currentIndex)`
`122`	`122`	`b.currentIndex = index`
`123`		`- return b.buffer.Next(n)`
	`123`	`+ bufferSlice := b.buffer.Next(n)`
	`124`	`+ res := make([]byte, len(bufferSlice))`
	`125`	`+ copy(res, bufferSlice)`
	`126`	`+ return res`
`124`	`127`	`}`