From b51231b3cb7e6ac0475510018635a73ba9fb439b Mon Sep 17 00:00:00 2001
From: Jeremy Wall <jeremy@marzhillstudios.com>
Date: Wed, 23 Jan 2019 20:07:01 -0600
Subject: [PATCH] Callapse with below.

---
 src/build/mod.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/build/mod.rs b/src/build/mod.rs
index 77cce25..50f8a1a 100644
--- a/src/build/mod.rs
+++ b/src/build/mod.rs
@@ -322,12 +322,14 @@ impl<'a> FileBuilder<'a> {
         self.eval_input(OffsetStrIter::new(input))
     }
 
+    // FileBuilder specific
     /// Builds a ucg file at the named path.
     pub fn build(&mut self) -> BuildResult {
         let mut f = File::open(&self.file)?;
         let mut s = String::new();
         f.read_to_string(&mut s)?;
-        let eval_result = self.eval_string(&s);
+        let input = OffsetStrIter::new(&s).with_src_file(self.file.clone());
+        let eval_result = self.eval_input(input);
         match eval_result {
             Ok(v) => {
                 self.last = Some(v);