chore: rename executor -> evaluator and integrate into app

crates/app/Cargo.toml

@@ -6,14 +6,16 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-clap = { workspace = true, features = [ "derive", "env" ] }
-serde = { workspace = true, features = [ "derive" ] }
-ron = "0.8"
-serde_json = "1.0"
 ariadne = "0.4"
-time = { version = "0.3", features = [ "local-offset" ] }
+clap = { workspace = true, features = [ "derive", "env" ] }
 dirs = "5"
+eval = { path = "../eval" }
+ir = { path = "../ir" }
 owo-colors = "4"
+ron = "0.8"
+serde = { workspace = true, features = [ "derive" ] }
+serde_json = "1.0"
+time = { version = "0.3", features = [ "local-offset" ] }
 
 [lints]
 workspace = true

crates/app/src/config.rs

@@ -1,3 +1,5 @@
+use std::path::PathBuf;
+
 use clap::Parser;
 
 use self::{
@@ -10,6 +12,9 @@ mod config_file;
 
 /// this struct may hold all configuration
 pub struct Config {
+    pub source: PathBuf,
+    pub evaluator: eval::Available,
+
     pub startup_msg: bool,
 }
 
@@ -17,37 +22,37 @@ impl Config {
     /// Get the configs from all possible places (args, file, env...)
     pub fn read() -> Self {
         let args = Args::parse();
-        let config_path = if let Some(config_path) = args.config_path {
-            Ok(config_path)
+        let config = if let Some(config) = args.config_path {
+            Ok(config)
         } else {
             find_config_file()
         };
 
         // try to read a maybe existing config file
-        let file_config = if let Ok(config_path) = config_path {
-            let file_config = Configs::read(config_path);
-
-            match file_config {
-                Ok(c) => Some(c),
-                Err(e) => {
+        let config = config.ok().and_then(|path| {
+            Configs::read(path).map_or_else(
+                |e| {
                     eprintln!("Config error: {e:?}");
                     eprintln!("Proceeding with defaults or cli args...");
                     None
-                }
-            }
-        } else {
-            None
-        };
+                },
+                Some,
+            )
+        });
 
-        if let Some(file_config) = file_config {
+        if let Some(file) = config {
             Self {
+                source: args.source,
+                evaluator: args.evaluator.and(file.evaluator).unwrap_or_default(),
                 // this is negated because to an outward api, the negative is more intuitive,
                 // while in the source the other way around is more intuitive
-                startup_msg: !(args.no_startup_message || file_config.no_startup_message),
+                startup_msg: !(args.no_startup_message || file.no_startup_message),
             }
         } else {
             Self {
+                source: args.source,
                 startup_msg: !args.no_startup_message,
+                evaluator: args.evaluator.unwrap_or_default(),
             }
         }
     }
@@ -56,7 +61,7 @@ impl Config {
 pub mod error {
     /// Errors that can occur when reading configs
     #[derive(Debug)]
-    pub enum ConfigError {
+    pub enum Config {
         /// The config dir doesn't exist
         NoConfigDir,
         /// We didn't find a config file in the config dir
@@ -73,19 +78,19 @@ pub mod error {
         SerdeRonError(ron::error::SpannedError),
     }
 
-    impl From<std::io::Error> for ConfigError {
+    impl From<std::io::Error> for Config {
         fn from(value: std::io::Error) -> Self {
             Self::IoError(value)
         }
     }
 
-    impl From<serde_json::Error> for ConfigError {
+    impl From<serde_json::Error> for Config {
         fn from(value: serde_json::Error) -> Self {
             Self::SerdeJsonError(value)
         }
     }
 
-    impl From<ron::error::SpannedError> for ConfigError {
+    impl From<ron::error::SpannedError> for Config {
         fn from(value: ron::error::SpannedError) -> Self {
             Self::SerdeRonError(value)
         }

crates/app/src/config/cli.rs

@@ -4,6 +4,14 @@ use clap::{builder::BoolishValueParser, ArgAction, Parser};
 
 #[derive(Parser)]
 pub(crate) struct Args {
+    /// What file contains the pipeline to evaluate.
+    pub source: PathBuf,
+
+    /// How to actually run the pipeline.
+    /// Overrides the config file. Defaults to the debug evaluator.
+    #[arg(short, long)]
+    pub evaluator: Option<eval::Available>,
+
     /// Read this config file.
     #[arg(short, long)]
     pub config_path: Option<PathBuf>,

crates/app/src/config/config_file.rs

@@ -5,7 +5,7 @@ use std::{
 
 use serde::{Deserialize, Serialize};
 
-use super::error::ConfigError;
+use super::error::Config;
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct Configs {
@@ -13,6 +13,7 @@ pub struct Configs {
     pub example_value: i32,
     #[serde(default)]
     pub no_startup_message: bool,
+    pub evaluator: Option<eval::Available>,
 }
 
 /// what the fuck serde why do i need this
@@ -21,9 +22,9 @@ fn default_example_value() -> i32 {
 }
 
 /// Find the location of a config file and check if there is, in fact, a file
-pub(super) fn find_config_file() -> Result<PathBuf, ConfigError> {
+pub(super) fn find_config_file() -> Result<PathBuf, Config> {
     let Some(config_path) = dirs::config_dir() else {
-        return Err(ConfigError::NoConfigDir);
+        return Err(Config::NoConfigDir);
     };
 
     let ron_path = config_path.with_file_name("config.ron");
@@ -34,19 +35,19 @@ pub(super) fn find_config_file() -> Result<PathBuf, ConfigError> {
     } else if Path::new(&json_path).exists() {
         Ok(json_path)
     } else {
-        Err(ConfigError::NoConfigFileFound)
+        Err(Config::NoConfigFileFound)
     }
 }
 
 impl Configs {
-    pub fn read(p: PathBuf) -> Result<Self, ConfigError> {
+    pub fn read(p: PathBuf) -> Result<Self, Config> {
         match p
             .extension()
             .map(|v| v.to_str().expect("config path to be UTF-8"))
         {
             Some("ron") => Ok(serde_json::from_str(&fs::read_to_string(p)?)?),
             Some("json") => Ok(ron::from_str(&fs::read_to_string(p)?)?),
-            e => Err(ConfigError::UnknownExtension(e.map(str::to_string))),
+            e => Err(Config::UnknownExtension(e.map(str::to_string))),
         }
     }
 }

crates/app/src/main.rs

@@ -1,3 +1,5 @@
+use std::fs;
+
 use config::Config;
 use welcome_msg::print_startup_msg;
 
@@ -14,4 +16,14 @@ fn main() {
     if cfg.startup_msg {
         print_startup_msg();
     }
+
+    let source =
+        fs::read_to_string(cfg.source).expect("can't find source file lol handle me better please");
+
+    let ir =
+        ir::from_ron(&source).expect("aww failed to parse source to graph ir handle me better");
+
+    let mut machine = cfg.evaluator.pick();
+    machine.feed(ir);
+    machine.eval_full();
 }