refactor: export DataFile so programs can use embedded files

This will be used soon by a program to extract data files from
subplots, but I expect it to be more generally useful in the future.

2 files changed, 3 insertions, 0 deletions

diff --git a/src/ast.rs b/src/ast.rs
index bc3547d..a10707a 100644
--- a/src/ast.rs
+++ b/src/ast.rs
@@ -980,10 +980,12 @@ impl DataFile {
         DataFile { filename, contents }
     }
 
+    /// Return name of embedded file.
     pub fn filename(&self) -> &str {
         &self.filename
     }
 
+    /// Return contents of embedded file.
     pub fn contents(&self) -> &str {
         &self.contents
     }
diff --git a/src/lib.rs b/src/lib.rs
index d717a36..c2a2ec7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -14,6 +14,7 @@ pub use graphmarkup::{DotMarkup, GraphMarkup, PlantumlMarkup};
 
 mod ast;
 pub use ast::get_basedir_from;
+pub use ast::DataFile;
 pub use ast::Document;
 
 mod scenarios;