Update abnf dependency in the hopes of fixing a bug

2 files changed, 5 insertions, 7 deletions

diff --git a/dhall/Cargo.toml b/dhall/Cargo.toml
index 34cf444..8674f44 100644
--- a/dhall/Cargo.toml
+++ b/dhall/Cargo.toml
@@ -26,7 +26,7 @@ pretty_assertions = "0.6.1"
 
 [build-dependencies]
 walkdir = "2"
-abnf_to_pest = { version = "0.1.2", path = "../abnf_to_pest" }
+abnf_to_pest = { version = "0.2.0", path = "../abnf_to_pest" }
 pest_generator = "2.1"
 quote = "1.0"
 
diff --git a/dhall/build.rs b/dhall/build.rs
index ec06ece..2a65f24 100644
--- a/dhall/build.rs
+++ b/dhall/build.rs
@@ -1,7 +1,7 @@
 use std::env;
 use std::ffi::OsString;
-use std::fs::File;
-use std::io::{BufRead, BufReader, Read, Write};
+use std::fs::{read_to_string, File};
+use std::io::{BufRead, BufReader, Write};
 use std::path::{Path, PathBuf};
 use walkdir::WalkDir;
 
@@ -383,10 +383,8 @@ fn convert_abnf_to_pest() -> std::io::Result<()> {
     println!("cargo:rerun-if-changed={}", abnf_path);
     println!("cargo:rerun-if-changed={}", visibility_path);
 
-    let mut file = File::open(abnf_path)?;
-    let mut data = Vec::new();
-    file.read_to_end(&mut data)?;
-    data.push('\n' as u8);
+    let mut data = read_to_string(abnf_path)?;
+    data.push('\n');
 
     let mut rules = abnf_to_pest::parse_abnf(&data)?;
     for line in BufReader::new(File::open(visibility_path)?).lines() {