Correct benign mistake in off-by-one guard
m[2] is the third element of m, rather than the second, so we have to check instead that the len of m is at least 3. Because the regular expression has two capture groups, the length of m will always be 3, so currently the guard will always be true.
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2 changed files with 2 additions and 2 deletions
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@ -14,7 +14,7 @@ var linkRE = regexp.MustCompile(`<([^>]+)>;\s*rel="([^"]+)"`)
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func findNextPage(resp *http.Response) (string, bool) {
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for _, m := range linkRE.FindAllStringSubmatch(resp.Header.Get("Link"), -1) {
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if len(m) >= 2 && m[2] == "next" {
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if len(m) > 2 && m[2] == "next" {
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return m[1], true
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}
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}
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@ -250,7 +250,7 @@ var linkRE = regexp.MustCompile(`<([^>]+)>;\s*rel="([^"]+)"`)
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func findNextPage(link string) string {
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for _, m := range linkRE.FindAllStringSubmatch(link, -1) {
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if len(m) >= 2 && m[2] == "next" {
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if len(m) > 2 && m[2] == "next" {
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return m[1]
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}
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}
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