feat: Adds Git State module for showing "REBASING 2/3", etc. (#276)

- Adds the git_state module.
- Adds git_state to the default prompt order
- Updates the documentation to describe the git_state module

1 files changed, 2 insertions, 1 deletions

diff --git a/src/utils.rs b/src/utils.rs
index 4a0337ae6..c873f45aa 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -1,8 +1,9 @@
 use std::fs::File;
 use std::io::{Read, Result};
+use std::path::Path;
 
 /// Return the string contents of a file
-pub fn read_file(file_name: &str) -> Result<String> {
+pub fn read_file<P: AsRef<Path>>(file_name: P) -> Result<String> {
     let mut file = File::open(file_name)?;
     let mut data = String::new();