working

src/html.rs

@@ -0,0 +1,33 @@
+use html_parser::Dom;
+use reqwest::blocking::get;
+use std::error::Error;
+
+/// Lädt die HTML-Seite von der angegebenen URL herunter und konvertiert sie in JSON
+pub fn fetch_and_parse_html_to_json(url: &str) -> Result<String, Box<dyn Error>> {
+    // HTML herunterladen
+    let response = get(url)?;
+    if !response.status().is_success() {
+        return Err(format!("Fehler beim Abrufen der URL {}: {}", url, response.status()).into());
+    }
+
+    let body = response.text()?;
+
+    // HTML parsen
+    let dom = Dom::parse(&body)?;
+
+    // In JSON konvertieren
+    let json = dom.to_json_pretty()?;
+    Ok(json)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_fetch_and_parse() {
+        let url = "https://www.linuxfromscratch.org/~thomas/multilib-m32/chapter02/hostreqs.html";
+        let json = fetch_and_parse_html_to_json(url).expect("Fehler beim Parsen");
+        assert!(json.contains("Host System Requirements"));
+    }
+}