Add (suboptimal) coverage script

Cargo.toml

@@ -3,8 +3,6 @@ name = "ron-reboot"
 version = "0.1.0"
 edition = "2018"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
 serde = { version = "1.0.130", optional = true }
 

scripts/collect-cov.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+set -e
+
+if ! cargo install --list | grep -q "grcov"; then
+  echo "Installing grcvo because it was not found..."
+  cargo install grcov
+fi
+
+cargo clean
+CARGO_INCREMENTAL=0 RUSTFLAGS="-Zprofile" cargo +nightly build --all-features
+CARGO_INCREMENTAL=0 RUSTFLAGS="-Zprofile" cargo +nightly test --all-features
+grcov . -s . --binary-path ./target/debug/ -t html --branch --ignore-not-existing -o ./target/debug/coverage/