allow more types to be used as paths

src/wavereader.rs

@@ -1,6 +1,8 @@
 
 use std::fs::File;
 
+use std::path::Path;
+
 use std::io::SeekFrom;
 use std::io::Cursor;
 use std::io::{Read, Seek, BufReader};
@@ -198,7 +200,7 @@ pub struct WaveReader<R: Read + Seek> {
 
 impl WaveReader<BufReader<File>> {
 
-    pub fn open(path: &str) -> Result<Self, ParserError> {
+    pub fn open<P: AsRef<Path>>(path: P) -> Result<Self, ParserError> {
         let f = File::open(path)?;
         let inner = BufReader::new(f);
         Ok( Self::new(inner)? )
@@ -211,7 +213,7 @@ impl WaveReader<File> {
      ///
      /// A convenience that opens `path` and calls `Self::new()`
      
-    pub fn open_unbuffered(path: &str) -> Result<Self, ParserError> {
+    pub fn open_unbuffered<P: AsRef<Path>>(path: P) -> Result<Self, ParserError> {
         let inner = File::open(path)?;
         return Ok( Self::new(inner)? )
     }

src/wavewriter.rs

@@ -1,4 +1,5 @@
 use std::fs::File;
+use std::path::Path;
 use std::io::{Write,Seek,SeekFrom,Cursor,BufWriter};
 
 use super::Error;
@@ -213,7 +214,7 @@ const DS64_RESERVATION_LENGTH : u32 = 96;
 impl WaveWriter<BufWriter<File>> {
 
     /// Create a new Wave file at `path`.
-    pub fn create(path : &str, format : WaveFmt) -> Result<Self, Error> {
+    pub fn create<P: AsRef<Path>>(path : P, format : WaveFmt) -> Result<Self, Error> {
         let f = File::create(path)?;
         let b = BufWriter::new(f);
         Ok( Self::new(b, format)? )
@@ -222,7 +223,7 @@ impl WaveWriter<BufWriter<File>> {
 
 impl WaveWriter<File> {
     /// Creare a new Wave file with unbuffered IO at `path`
-    pub fn create_unbuffered(path : &str, format : WaveFmt) -> Result<Self, Error> {
+    pub fn create_unbuffered<P: AsRef<Path>>(path : P, format : WaveFmt) -> Result<Self, Error> {
         let f = File::create(path)?;
         Ok( Self::new(f, format)? )
     }