breakout tmpl from configgen; stage variations/platform feat

src/main.rs

@@ -1,13 +1,14 @@
 mod cli;
 mod log;
-mod specs;
-mod tmpls;
+mod render;
+mod spec;
+mod tmpl;
 
 use log::LogLevel;
+use render::RenderedConfig;
 use std::fs::{self, File, OpenOptions, create_dir_all, write};
 use std::io::Write;
 use std::path::Path;
-use tmpls::RenderedConfig;
 use yaml_serde;
 
 fn main() {
@@ -16,11 +17,14 @@ fn main() {
 
     dbug!(dbg, "{:#?}", &args);
 
-    let specifications: Vec<specs::Specification> =
-        specs::compile(&args.devices, &args.env.spec_path, dbg);
+    let specifications: Vec<spec::Specification> =
+        spec::compile(&args.devices, &args.env.spec_path, dbg);
 
     for spec in specifications {
-        let result = RenderedConfig::from_spec(&spec, dbg).ok().unwrap();
+        let result = RenderedConfig::from_spec(&spec, dbg).unwrap_or_else(|e| {
+            eprintln!("{}", e);
+            std::process::exit(1);
+        });
         output_rendered_configs(result, &args.env.out_path, dbg)
     }
 }