From 2c6a695ace79ff2a7218c69b387c083a8c1497c6 Mon Sep 17 00:00:00 2001
From: Ulf Lilleengen <ulf.lilleengen@gmail.com>
Date: Thu, 2 May 2024 08:54:18 +0200
Subject: [PATCH] remove unused macros

---
 examples/nrf-sdc/Cargo.toml |  1 -
 host-macros/Cargo.toml      | 24 ----------
 host-macros/src/lib.rs      | 87 -------------------------------------
 host/Cargo.toml             |  1 -
 4 files changed, 113 deletions(-)
 delete mode 100644 host-macros/Cargo.toml
 delete mode 100644 host-macros/src/lib.rs

diff --git a/examples/nrf-sdc/Cargo.toml b/examples/nrf-sdc/Cargo.toml
index 3485f42..2b655c1 100644
--- a/examples/nrf-sdc/Cargo.toml
+++ b/examples/nrf-sdc/Cargo.toml
@@ -16,7 +16,6 @@ nrf-sdc = { version = "0.1.0", default-features = false, features = ["defmt", "n
 nrf-mpsl = { version = "0.1.0", default-features = false, features = ["defmt", "critical-section-impl"] }
 bt-hci = { version = "0.1.0", default-features = false, features = ["defmt"] }
 trouble-host = { version = "0.1.0", path = "../../host", features = ["defmt", "gatt"] }
-#trouble-host-macros = { version = "0.1.0", path = "../../host-macros" }
 
 defmt = "0.3"
 defmt-rtt = "0.4.0"
diff --git a/host-macros/Cargo.toml b/host-macros/Cargo.toml
deleted file mode 100644
index 16fd418..0000000
--- a/host-macros/Cargo.toml
+++ /dev/null
@@ -1,24 +0,0 @@
-[package]
-name = "trouble-host-macros"
-version = "0.1.0"
-edition = "2021"
-description = "Macros for trouble-host types"
-license = "Apache-2.0 or MIT"
-keywords = [
-    "no-std",
-]
-categories = [
-    "embedded",
-    "hardware-support",
-    "no-std",
-]
-resolver = "2"
-
-[dependencies]
-syn = { version = "2.0.15", features = ["full", "extra-traits"] }
-quote = "1.0.9"
-darling = "0.20.1"
-proc-macro2 = "1.0.81"
-
-[lib]
-proc-macro = true
diff --git a/host-macros/src/lib.rs b/host-macros/src/lib.rs
deleted file mode 100644
index 5c3601e..0000000
--- a/host-macros/src/lib.rs
+++ /dev/null
@@ -1,87 +0,0 @@
-extern crate proc_macro;
-use proc_macro::TokenStream;
-use quote::quote;
-use syn::{parse_quote, Data, DeriveInput, Fields};
-
-#[proc_macro_derive(Codec)]
-pub fn derive_codec_fn(item: TokenStream) -> TokenStream {
-    let ast = syn::parse_macro_input!(item as DeriveInput);
-    let name = &ast.ident;
-
-    match &ast.data {
-        Data::Struct(data_struct) => match &data_struct.fields {
-            Fields::Named(fields) => {
-                let mut offsets = Vec::new();
-                let mut field_constants: Vec<_> = Vec::new();
-                let mut field_encoders: Vec<_> = Vec::new();
-                let mut field_decoders: Vec<_> = Vec::new();
-
-                for f in fields.named.iter() {
-                    let fname = &f.ident;
-                    let ftype = &f.ty;
-                    let fsize = quote! { <#ftype as FixedSize>::SIZE };
-
-                    let offset: syn::Expr = if offsets.is_empty() {
-                        parse_quote! {
-                            0
-                        }
-                    } else {
-                        parse_quote! {
-                            #(#offsets)+*
-                        }
-                    };
-                    offsets.push(fsize.clone());
-
-                    field_encoders.push(quote! {
-                        if #offset + #fsize <= dest.len() {
-                            self.#fname.encode(&mut dest[#offset..#offset + #fsize])?;
-                        } else {
-                            return Err(Error::InsufficientSpace);
-                        }
-                    });
-
-                    field_decoders.push(quote! {
-                        #fname : if #offset + #fsize <= src.len() {
-                            <#ftype as Decode>::decode(&src[#offset..#offset + #fsize])?
-                        } else {
-                            return Err(Error::InsufficientSpace);
-                        },
-                    });
-
-                    field_constants.push(quote! {
-                        <#ftype as FixedSize>::SIZE
-                    });
-                }
-
-                quote! {
-
-                    impl FixedSize for #name {
-                        const SIZE: usize = #(#field_constants)+*;
-                    }
-
-                    impl Encode for #name {
-                        fn encode(&self, dest: &mut [u8]) -> Result<(), Error> {
-                            #(#field_encoders)*;
-                            Ok(())
-                        }
-                    }
-
-                    impl Decode for #name {
-                        fn decode(src: &[u8]) -> Result<Self, Error> {
-                            Ok(Self {
-                                #(#field_decoders)*
-                            })
-                        }
-                    }
-                }
-            }
-            _ => {
-                panic!("only standard structs please");
-            }
-        }
-        .into(),
-        _ => {
-            panic!("Codec macro can only be used with structs");
-        }
-    }
-}
diff --git a/host/Cargo.toml b/host/Cargo.toml
index d1949a2..49af237 100644
--- a/host/Cargo.toml
+++ b/host/Cargo.toml
@@ -22,7 +22,6 @@ embassy-time = "0.3"
 embassy-futures = "0.1"
 futures = { version = "0.3", default-features = false }
 heapless = "0.8"
-trouble-host-macros = { version = "0.1.0", path = "../host-macros" }
 
 # Logging
 log = { version = "0.4.16", optional = true }