Move CLI into own crate

Author: Pascal Hertleif

Cargo.lock

@@ -1,21 +1,25 @@
 [package]
 name = "dbc-codegen"
 version = "0.1.0"
-authors = ["Pascal Hertleif <[email protected]>"]
+authors = [
+    "Pascal Hertleif <[email protected]>",
+    "Marcel Buesing <[email protected]>",
+    "Andres Vahter <[email protected]>",
+]
 edition = "2018"
 description = "CAN DBC code-gen for embedded Rust"
 license = "MIT OR Apache-2.0"
 readme = "README.md"
 
 [dependencies]
-anyhow = "1.0.33"
 can-dbc = "3.0.2"
+anyhow = "1.0.33"
 heck = "0.3.1"
-structopt = "0.3.20"
 
 [workspace]
 members = [
     ".",
+    "dbc-codegen-cli",
     "testing/rust-integration",
     "testing/can-messages",
     "testing/cantools-messages",

Cargo.toml

@@ -0,0 +1,15 @@
+[package]
+name = "dbc-codegen-cli"
+version = "0.1.0"
+authors = ["Pascal Hertleif <[email protected]>"]
+edition = "2018"
+
+[dependencies]
+anyhow = "1.0.33"
+heck = "0.3.1"
+structopt = "0.3.20"
+dbc-codegen = { path = ".." }
+
+[[bin]]
+name = "dbc-codegen"
+path = "src/main.rs"

dbc-codegen-cli/Cargo.toml

@@ -2,6 +2,7 @@ use anyhow::Result;
 use std::path::PathBuf;
 use structopt::StructOpt;
 
+/// Generate Rust structs from a `dbc` file.
 #[derive(Debug, StructOpt)]
 struct Cli {
     /// Path to a `.dbc` file