reqwest example combined with cli tutorial

README.md

@@ -11,7 +11,8 @@ I actually never did this properly. currently reading [this guide](https://clig.
 ## Existential crisis
 * ideally a tool on your machine should be easy to install
 * python versions, venvs etc feels more like a problem here than in a web application
-* attempt to write something in go?
+* attempt to write something in rust?
+* currently following some rust tutorials
 
 ## Readme driven development
 * have crunk-scheduler do all the conversion to html in rss.
@@ -19,3 +20,4 @@ I actually never did this properly. currently reading [this guide](https://clig.
 	- post a simple text
 	- post markdown or html snippets
   - post files
+* be able to set a time when something is scheduled.

src/main.rs

@@ -1,3 +1,5 @@
+#![deny(warnings)]
+
 use clap::Parser;
 
 /// Search for a pattern in a file and display the lines that contain it.
@@ -5,18 +7,24 @@ use clap::Parser;
 
 struct Cli {
     url: String,
-    path: std::path::PathBuf,
 }
 
-fn main() -> Result<(), Box<dyn std::error::Error>> {
+// This is using the `tokio` runtime. You'll need the following dependency:
+//
+// `tokio = { version = "1", features = ["full"] }`
+#[cfg(not(target_arch = "wasm32"))]
+#[tokio::main]
+async fn main() -> Result<(), reqwest::Error> {
+    // Some simple CLI args requirements...
     let args = Cli::parse();
-    let result = std::fs::read_to_string(&args.path);
-    let content = match result {
-        Ok(content) => content,
-        Err(error) => {
-            return Err(error.into());
-        }
-    };
-    println!("file content: {}", content);
+    let url = args.url;
+
+    eprintln!("Fetching {:?}...", url);
+    let res = reqwest::get(url).await?;
+
+    eprintln!("Response: {:?} {}", res.version(), res.status());
+    eprintln!("Headers: {:#?}\n", res.headers());
+    let body = res.text().await?;
+    println!("{}", body);
     Ok(())
 }