Clearer error message when failing to load theme.toml

CHANGELOG.md

@@ -22,6 +22,7 @@
 - Syntax highlighting default was mistakenly `true`, it has been set to `false`
 - Add NO_COLOR and CLICOLOR support for having colours or not in CLI output
 - Fix `robots.txt`template not being used
+- RSS feed now takes all available articles by default instead of limiting to 10000
 
 ## 0.4.2 (2018-09-03)
 

components/config/src/theme.rs

@@ -44,7 +44,11 @@ impl Theme {
     pub fn from_file(path: &PathBuf) -> Result<Theme> {
         let mut content = String::new();
         File::open(path)
-            .chain_err(|| "No `theme.toml` file found. Are you in the right directory?")?
+            .chain_err(||
+                "No `theme.toml` file found. \
+                Is the `theme` defined in your `config.toml present in the `themes` directory \
+                and does it have a `theme.toml` inside?"
+            )?
             .read_to_string(&mut content)?;
 
         Theme::parse(&content)