Fixed example Rust code in documentation comments, due to commit 6c1f967894.

Readme.markdown

@@ -172,8 +172,8 @@ let qr = QrCode::encode_text("Hello, world!",
 let svg = to_svg_string(&qr, 4);  // See qrcodegen-demo
 
 // Manual operation
-let chrs: Vec<char> = "3141592653589793238462643383".chars().collect();
-let segs = QrSegment::make_segments(&chrs);
+let text: &str = "3141592653589793238462643383";
+let segs = QrSegment::make_segments(text);
 let qr = QrCode::encode_segments_advanced(
     &segs, QrCodeEcc::High, 5, 5, Some(Mask::new(2)), false).unwrap();
 for y in 0 .. qr.size() {

rust/Readme.markdown

@@ -47,8 +47,8 @@ Examples
     let svg = to_svg_string(&qr, 4);  // See qrcodegen-demo
     
     // Manual operation
-    let chrs: Vec<char> = "3141592653589793238462643383".chars().collect();
-    let segs = QrSegment::make_segments(&chrs);
+    let text: &str = "3141592653589793238462643383";
+    let segs = QrSegment::make_segments(text);
     let qr = QrCode::encode_segments_advanced(&segs, QrCodeEcc::High,
         Version::new(5), Version::new(5), Some(Mask::new(2)), false).unwrap();
     for y in 0 .. qr.size() {

rust/src/lib.rs

@@ -72,8 +72,8 @@
 //! Manual operation:
 //! 
 //! ```
-//! let chrs: Vec<char> = "3141592653589793238462643383".chars().collect();
-//! let segs = QrSegment::make_segments(&chrs);
+//! let text: &str = "3141592653589793238462643383";
+//! let segs = QrSegment::make_segments(text);
 //! let qr = QrCode::encode_segments_advanced(&segs, QrCodeEcc::High,
 //!     Version::new(5), Version::new(5), Some(Mask::new(2)), false).unwrap();
 //! for y in 0 .. qr.size() {