Make the data from an ExpectFile accessible

src/lib.rs

@@ -434,7 +434,7 @@ fn find_str_lit_len(str_lit_to_eof: &str) -> Option<usize> {
 impl ExpectFile {
     /// Checks if file contents is equal to `actual`.
     pub fn assert_eq(&self, actual: &str) {
-        let expected = self.read();
+        let expected = self.data();
         if actual == expected {
             return;
         }
@@ -445,7 +445,8 @@ impl ExpectFile {
         let actual = format!("{:#?}\n", actual);
         self.assert_eq(&actual)
     }
-    fn read(&self) -> String {
+    /// Returns the content of this expect.
+    pub fn data(&self) -> String {
         fs::read_to_string(self.abs_path()).unwrap_or_default().replace("\r\n", "\n")
     }
     fn write(&self, contents: &str) {