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// Common functions used in the render backends.
package mmark
import "bytes"
// blockCodePrefix adds the prefix to each line of text and returns it as a byte slice.
// If prefix is empty, text is returned as-is.
func blockCodePrefix(prefix string, text []byte) []byte {
if prefix == "" {
return text
}
nl := bytes.Count(text, []byte{'\n'})
prefixText := bytes.Replace(text, []byte{'\n'}, []byte("\n"+prefix), nl-1)
prefixText = append([]byte(prefix), prefixText...)
return prefixText
}
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