Updated README

docs/examples/embedded.go

@@ -0,0 +1,70 @@
+package main
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"github.com/MontFerret/ferret/pkg/compiler"
+	"os"
+)
+
+type Topic struct {
+	Name        string `json:"name"`
+	Description string `json:"description"`
+	Url         string `json:"url"`
+}
+
+func main() {
+	topics, err := getTopTenTrendingTopics()
+
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
+	for _, topic := range topics {
+		fmt.Println(fmt.Sprintf("%s: %s %s", topic.Name, topic.Description, topic.Url))
+	}
+}
+
+func getTopTenTrendingTopics() ([]*Topic, error) {
+	query := `
+		LET doc = DOCUMENT("https://github.com/topics")
+
+		FOR el IN ELEMENTS(doc, ".py-4.border-bottom")
+			LIMIT 10
+			LET url = ELEMENT(el, "a")
+			LET name = ELEMENT(el, ".f3")
+			LET desc = ELEMENT(el, ".f5")
+
+			RETURN {
+				name: TRIM(name.innerText),
+				description: TRIM(desc.innerText),
+				url: "https://github.com" + url.attributes.href
+			}
+	`
+
+	comp := compiler.New()
+
+	program, err := comp.Compile(query)
+
+	if err != nil {
+		return nil, err
+	}
+
+	out, err := program.Run(context.Background())
+
+	if err != nil {
+		return nil, err
+	}
+
+	res := make([]*Topic, 0, 10)
+
+	err = json.Unmarshal(out, &res)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return res, nil
+}