Switch config format to TOML

Cargo.lock

@@ -378,12 +378,6 @@ dependencies = [
  "either",
 ]
 
-[[package]]
-name = "itoa"
-version = "1.0.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4217ad341ebadf8d8e724e264f13e593e0648f5b3e94b3896a5df283be015ecc"
-
 [[package]]
 name = "js-sys"
 version = "0.3.60"
@@ -450,8 +444,8 @@ dependencies = [
  "paste",
  "reedline-repl-rs",
  "serde",
- "serde_yaml",
  "thiserror",
+ "toml",
 ]
 
 [[package]]
@@ -664,12 +658,6 @@ version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "97477e48b4cf8603ad5f7aaf897467cf42ab4218a38ef76fb14c2d6773a6d6a8"
 
-[[package]]
-name = "ryu"
-version = "1.0.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4501abdff3ae82a1c1b477a17252eb69cee9e66eb915c1abaa4f44d873df9f09"
-
 [[package]]
 name = "scopeguard"
 version = "1.1.0"
@@ -702,19 +690,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "serde_yaml"
-version = "0.9.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d232d893b10de3eb7258ff01974d6ee20663d8e833263c99409d4b13a0209da"
-dependencies = [
- "indexmap",
- "itoa",
- "ryu",
- "serde",
- "unsafe-libyaml",
-]
-
 [[package]]
 name = "signal-hook"
 version = "0.3.14"
@@ -848,6 +823,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "toml"
+version = "0.5.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8d82e1a7758622a465f8cee077614c73484dac5b836c02ff6a40d5d1010324d7"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.5"
@@ -866,12 +850,6 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
 
-[[package]]
-name = "unsafe-libyaml"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1e5fa573d8ac5f1a856f8d7be41d390ee973daf97c806b2c1a465e4e1406e68"
-
 [[package]]
 name = "utf8parse"
 version = "0.2.0"

Cargo.toml

@@ -19,5 +19,5 @@ parse_int = "0.6.0"
 paste = "1.0.9"
 reedline-repl-rs = { path = "reedline-repl-rs" }
 serde = { version = "1.0.144", features = ["derive"] }
-serde_yaml = "0.9.13"
 thiserror = "1.0.37"
+toml = "0.5.9"

config.toml

@@ -0,0 +1,13 @@
+symbol_tables = ["rom/rom.elf"]
+
+[[cards]]
+type = "rom"
+image = "rom/rom.bin"
+
+[[cards]]
+type = "ram"
+size = 4096
+
+[[cards]]
+type = "storage"
+

config.yaml

@@ -1,9 +0,0 @@
----
-cards:
-  - type: rom
-    image: rom/rom.bin
-  - type: ram
-    size: 4096
-  - type: storage
-symbol_tables:
-  - rom/rom.elf

src/backplane.rs

@@ -1,6 +1,6 @@
 use nullable_result::{GeneralIterExt, NullableResult};
-use serde_yaml::Mapping;
 use thiserror::Error;
+use toml::Value;
 
 use crate::{
     card::{self, Card},
@@ -34,7 +34,7 @@ impl Backplane {
         &mut self.cards
     }
 
-    pub fn add_card(&mut self, type_name: &str, config: Mapping) -> anyhow::Result<usize> {
+    pub fn add_card(&mut self, type_name: &str, config: Value) -> anyhow::Result<usize> {
         if self.cards.len() >= 255 {
             return Err(CardAddError::BackplaneFull.into());
         }

src/card.rs

@@ -1,11 +1,11 @@
 use crate::m68k::BusError;
 use nullable_result::NullableResult;
-use serde_yaml::Mapping;
 use std::fmt::{Debug, Display};
+use toml::Value;
 
 pub struct Type {
     pub name: &'static str,
-    new: fn(data: Mapping) -> anyhow::Result<Box<dyn Card>>,
+    new: fn(data: Value) -> anyhow::Result<Box<dyn Card>>,
 }
 
 impl Type {
@@ -16,7 +16,7 @@ impl Type {
         }
     }
 
-    pub fn new_card(&self, data: Mapping) -> anyhow::Result<Box<dyn Card>> {
+    pub fn new_card(&self, data: Value) -> anyhow::Result<Box<dyn Card>> {
         (self.new)(data)
     }
 }
@@ -24,10 +24,10 @@ impl Type {
 inventory::collect!(Type);
 
 pub trait Card: Debug + Display {
-    fn new(data: Mapping) -> anyhow::Result<Self>
+    fn new(data: Value) -> anyhow::Result<Self>
     where
         Self: Sized;
-    fn new_dyn(data: Mapping) -> anyhow::Result<Box<dyn Card>>
+    fn new_dyn(data: Value) -> anyhow::Result<Box<dyn Card>>
     where
         Self: Sized + 'static,
     {

src/main.rs

@@ -30,16 +30,16 @@ use reedline_repl_rs::{
     Repl,
 };
 use serde::Deserialize;
-use serde_yaml::Mapping;
 use std::{fs, path::Path, process};
 use symbol_tables::SymbolTables;
+use toml::Value;
 
 #[derive(Deserialize, Debug)]
 struct CardConfig<'a> {
     #[serde(rename = "type")]
     typ: &'a str,
     #[serde(flatten)]
-    config: Mapping,
+    config: Value,
 }
 
 #[derive(Deserialize, Debug)]
@@ -57,10 +57,10 @@ struct EmuState {
 }
 
 fn main() -> Result<(), anyhow::Error> {
-    let config_str = fs::read_to_string("config.yaml")
+    let config_str = fs::read_to_string("config.toml")
         .map_err(|e| anyhow!("Could not read config file ({})", e))?;
-    let config: EmuConfig = serde_yaml::from_str(&config_str)
-        .map_err(|e| anyhow!("Could not parse config file ({})", e))?;
+    let config: EmuConfig =
+        toml::from_str(&config_str).map_err(|e| anyhow!("Could not parse config file ({})", e))?;
     let mut backplane = Backplane::new();
     for card in config.cards {
         backplane.add_card(card.typ, card.config)?;

src/ram.rs

@@ -3,7 +3,7 @@ use std::fmt::Display;
 use human_repr::HumanCount;
 use nullable_result::NullableResult;
 use serde::Deserialize;
-use serde_yaml::Mapping;
+use toml::Value;
 
 use crate::{
     card::{u32_get_be_byte, Card},
@@ -26,8 +26,8 @@ pub struct Ram {
 impl Ram {}
 
 impl Card for Ram {
-    fn new(data: Mapping) -> anyhow::Result<Self> {
-        let size = serde_yaml::from_value::<Config>(data.into())?.size;
+    fn new(data: Value) -> anyhow::Result<Self> {
+        let size = data.try_into::<Config>()?.size;
         Ok(Self {
             data: vec![0; size as usize],
             start: 0,

src/rom.rs

@@ -4,7 +4,7 @@ use anyhow::anyhow;
 use human_repr::HumanCount;
 use nullable_result::NullableResult;
 use serde::Deserialize;
-use serde_yaml::Mapping;
+use toml::Value;
 
 use crate::{
     card::{u16_get_be_byte, u16_set_be_byte, Card},
@@ -29,8 +29,8 @@ pub struct Rom {
 impl Rom {}
 
 impl Card for Rom {
-    fn new(data: Mapping) -> anyhow::Result<Self> {
-        let file_name = serde_yaml::from_value::<Config>(data.into())?.file_name;
+    fn new(data: Value) -> anyhow::Result<Self> {
+        let file_name = data.try_into::<Config>()?.image;
         let mut data = Vec::new();
         if let Some(file_name) = file_name.as_ref() {
             File::open(file_name)

src/storage.rs

@@ -4,7 +4,7 @@ use anyhow::anyhow;
 use human_repr::HumanCount;
 use nullable_result::NullableResult;
 use serde::Deserialize;
-use serde_yaml::Mapping;
+use toml::Value;
 
 use crate::{
     card::{u32_get_be_byte, u32_set_be_byte, Card},
@@ -28,8 +28,8 @@ pub struct Storage {
 }
 
 impl Card for Storage {
-    fn new(data: Mapping) -> anyhow::Result<Self> {
-        let file_name = serde_yaml::from_value::<Config>(data.into())?.file_name;
+    fn new(data: Value) -> anyhow::Result<Self> {
+        let file_name = data.try_into::<Config>()?.image;
         let mut data = Vec::new();
         if let Some(file_name) = file_name.as_ref() {
             File::open(file_name)

src/term.rs

@@ -1,7 +1,7 @@
 use std::fmt::Display;
 
 use nullable_result::NullableResult;
-use serde_yaml::Mapping;
+use toml::Value;
 
 use crate::{card::Card, m68k::BusError, register};
 
@@ -15,7 +15,7 @@ impl Display for Term {
 }
 
 impl Card for Term {
-    fn new(_data: Mapping) -> anyhow::Result<Self>
+    fn new(_data: Value) -> anyhow::Result<Self>
     where
         Self: Sized,
     {