mirror of
https://github.com/charmbracelet/glow
synced 2024-12-14 06:02:27 +00:00
47 lines
951 B
Go
47 lines
951 B
Go
package main
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import (
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"errors"
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"net/http"
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"net/url"
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"strings"
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)
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// isGitHubURL tests a string to determine if it is a well-structured GitHub URL.
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func isGitHubURL(s string) (string, bool) {
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if strings.HasPrefix(s, "github.com/") {
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s = "https://" + s
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}
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u, err := url.ParseRequestURI(s)
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if err != nil {
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return "", false
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}
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return u.String(), strings.ToLower(u.Host) == "github.com"
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}
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// findGitHubREADME tries to find the correct README filename in a repository.
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func findGitHubREADME(s string) (*source, error) {
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u, err := url.ParseRequestURI(s)
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if err != nil {
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return nil, err
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}
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u.Host = "raw.githubusercontent.com"
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for _, r := range readmeNames {
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v := u
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v.Path += "/master/" + r
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resp, err := http.Get(v.String())
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if err != nil {
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return nil, err
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}
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if resp.StatusCode == http.StatusOK {
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return &source{resp.Body, v.String()}, nil
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}
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}
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return nil, errors.New("can't find README in GitHub repository")
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}
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