metapac: add ALL_CHIPS

Author: i509VCB

mspm0-metapac-gen/res/lib.rs

@@ -13,5 +13,5 @@ include!(env!("MSPM0_METAPAC_PAC_PATH"));
 pub mod metadata {
     include!("metadata.rs");
     include!(env!("MSPM0_METAPAC_METADATA_PATH"));
-    // TODO: all_chips
+    include!("all_chips.rs");
 }

mspm0-metapac-gen/src/main.rs

@@ -9,6 +9,7 @@ use std::{
 
 use anyhow::Context;
 use mspm0_data_types::{Chip, Package};
+use quote::quote;
 
 mod interrupt;
 mod krate;
@@ -65,6 +66,8 @@ fn main() -> anyhow::Result<()> {
         }
     }
 
+    generate_all_chips(&out_dir, chips.values())?;
+
     krate::generate(&out_dir, &chips)?;
 
     Ok(())
@@ -155,6 +158,28 @@ fn generate_chip_metadata(
     rustfmt(path);
 }
 
+fn generate_all_chips<'a>(out_dir: &Path, chips: impl Iterator<Item = &'a Chip>) -> anyhow::Result<()> {
+    let mut list = Vec::new();
+
+    for chip in chips {
+        for package in chip.packages.iter() {
+            list.push(&package.chip);
+        }
+    }
+
+    let list = quote! {
+        pub const ALL_CHIPS: &[&str] = &[
+            #(#list),*
+        ];
+    };
+
+    let all_chips = out_dir.join("src/all_chips.rs");
+    fs::write(&all_chips, list.to_string())?;
+    rustfmt(all_chips);
+
+    Ok(())
+}
+
 fn rustfmt<P: AsRef<Path>>(path: P) {
     Command::new("rustfmt")
         .arg(path.as_ref())