Add colours module, and disable them sometimes

Colours are now disabled when output is not to a terminal. Fixes #53!

This required some internal restructuring - colours are now in their own object that gets passed around everywhere it's needed.

1 files changed, 11 insertions, 3 deletions

diff --git a/src/output/lines.rs b/src/output/lines.rs
index 6649c29..b61494f 100644
--- a/src/output/lines.rs
+++ b/src/output/lines.rs
@@ -1,8 +1,16 @@
+use colours::Colours;
 use file::File;
 
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub struct Lines {
+    pub colours: Colours,
+}
+
 /// The lines view literally just displays each file, line-by-line.
-pub fn lines_view(files: &[File]) {
-    for file in files {
-        println!("{}", file.file_name_view());
+impl Lines {
+    pub fn view(&self, files: &[File]) {
+        for file in files {
+            println!("{}", file.file_name_view(&self.colours));
+        }
     }
 }