Allow overriding preferences in CLI arguments.

Cargo.toml

@@ -28,10 +28,12 @@ termion = "1.5.1"
 error-chain = "0.12.4"
 unicode-segmentation = "1.0.1"
 clipboard = "0.4.4"
-yaml-rust = ">= 0.4.5"
 smallvec = "0.4.3"
 lazy_static = "1.2.0"
 mio = "0.6"
+linked-hash-map = "0.5.4"
+
+yaml-rust = { git = "https://github.com/lincolnauster/yaml-rust", branch = "all" }
 
 [dependencies.signal-hook]
 version = "0.1.9"

src/commands/application.rs

@@ -286,15 +286,15 @@ mod tests {
 
     #[test]
     fn display_available_commands_creates_a_new_buffer() {
-        let mut app = Application::new(&Vec::new()).unwrap();
+        let mut app = Application::new(&Vec::new(), Vec::new()).unwrap();
         super::display_available_commands(&mut app).unwrap();
 
         assert!(app.workspace.current_buffer().is_some());
     }
 
     #[test]
     fn display_available_commands_populates_new_buffer_with_alphabetic_command_names() {
-        let mut app = Application::new(&Vec::new()).unwrap();
+        let mut app = Application::new(&Vec::new(), Vec::new()).unwrap();
         super::display_available_commands(&mut app).unwrap();
 
         let buffer_data = app.workspace.current_buffer().unwrap().data();
@@ -305,7 +305,7 @@ mod tests {
 
     #[test]
     fn switch_to_search_mode_sets_initial_search_query() {
-        let mut app = Application::new(&Vec::new()).unwrap();
+        let mut app = Application::new(&Vec::new(), Vec::new()).unwrap();
 
         // A buffer needs to be open to switch to search mode.
         let buffer = Buffer::new();
@@ -326,7 +326,7 @@ mod tests {
 
     #[test]
     fn switch_to_path_mode_inserts_workspace_directory_as_default() {
-        let mut app = Application::new(&Vec::new()).unwrap();
+        let mut app = Application::new(&Vec::new(), Vec::new()).unwrap();
 
         let buffer = Buffer::new();
         app.workspace.add_buffer(buffer);
@@ -344,7 +344,7 @@ mod tests {
 
     #[test]
     fn switch_to_path_mode_inserts_buffer_path_if_one_exists() {
-        let mut app = Application::new(&Vec::new()).unwrap();
+        let mut app = Application::new(&Vec::new(), Vec::new()).unwrap();
 
         let mut buffer = Buffer::new();
         let absolute_path = format!("{}/test", app.workspace.path.to_string_lossy());
@@ -364,7 +364,7 @@ mod tests {
 
     #[test]
     fn switch_to_path_mode_raises_error_if_no_buffer_is_open() {
-        let mut app = Application::new(&Vec::new()).unwrap();
+        let mut app = Application::new(&Vec::new(), Vec::new()).unwrap();
 
         // The application type picks up on test run
         // arguments and will open empty buffers for each.