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main.go
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main.go
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package main
import (
"encoding/json"
"fmt"
"net/http"
"net/url"
"strings"
log "github.com/segmentio/go-log"
"github.com/tj/docopt"
)
type Response struct {
Results []struct {
Path string
Synopsis string
}
}
var Version = "0.0.1"
const Usage = `
Usage:
go-search <query>... [--top]
go-search -h | --help
go-search --version
Options:
-t, --top top-level packages only
-h, --help output help information
-v, --version output version
`
func main() {
args, err := docopt.Parse(Usage, nil, true, Version, false)
log.Check(err)
query := strings.Join(args["<query>"].([]string), " ")
top := args["--top"].(bool)
res, err := http.Get("http://api.godoc.org/search?q=" + url.QueryEscape(query))
if err != nil {
log.Fatalf("request failed: %s", err)
}
defer res.Body.Close()
if res.StatusCode != 200 {
log.Fatalf("request error: %s", http.StatusText(res.StatusCode))
}
var body Response
log.Check(json.NewDecoder(res.Body).Decode(&body))
println()
for _, pkg := range body.Results {
if top && subpackage(pkg.Path) {
continue
}
fmt.Printf(" \033[1m%s\033[m\n", strip(pkg.Path))
fmt.Printf(" %s\n", description(pkg.Synopsis))
fmt.Printf(" godoc.org/pkg/%s\n\n", pkg.Path)
}
println()
}
func subpackage(s string) bool {
switch {
case strings.HasPrefix(s, "github.com"):
return strings.Count(s, "/") > 3
default:
return false
}
}
func description(s string) string {
if s == "" {
return "no description"
}
return s
}
func strip(s string) string {
return strings.Replace(s, "github.com/", "", 1)
}