func GetSnippets(data []byte, re *regexp.Regexp, nSnippets int) []*Snippet {
var (
s = []*Snippet{}
chunkStart = 0
lineNo = 1
)
for chunkStart < len(data) {
if len(s) >= nSnippets {
break
}
mIdx := re.Match(data[chunkStart:], true, true) + chunkStart
if mIdx < chunkStart {
break
}
lineStart := bytes.LastIndex(data[chunkStart:mIdx], []byte("\n")) + 1 + chunkStart
lineEnd := mIdx
if lineEnd > len(data) {
lineEnd = len(data)
}
lineNo += countNL(data[chunkStart:lineStart])
line := string(data[lineStart:lineEnd])
snip := &Snippet{
Content: line,
LineNumber: int32(lineNo),
}
s = append(s, snip)
chunkStart = lineEnd
}
return s
}
