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little repl

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This commit is contained in:
Shautvast 2025-11-04 13:29:12 +01:00
parent 38dfe503d3
commit f1f32af113
7 changed files with 227 additions and 15 deletions
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127
Cargo.lock generated
View file

@ -11,6 +11,56 @@ dependencies = [
"libc",
]
[[package]]
name = "anstream"
version = "0.6.21"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "43d5b281e737544384e969a5ccad3f1cdd24b48086a0fc1b2a5262a26b8f4f4a"
dependencies = [
"anstyle",
"anstyle-parse",
"anstyle-query",
"anstyle-wincon",
"colorchoice",
"is_terminal_polyfill",
"utf8parse",
]
[[package]]
name = "anstyle"
version = "1.0.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5192cca8006f1fd4f7237516f40fa183bb07f8fbdfedaa0036de5ea9b0b45e78"
[[package]]
name = "anstyle-parse"
version = "0.2.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4e7644824f0aa2c7b9384579234ef10eb7efb6a0deb83f9630a49594dd9c15c2"
dependencies = [
"utf8parse",
]
[[package]]
name = "anstyle-query"
version = "1.1.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9e231f6134f61b71076a3eab506c379d4f36122f2af15a9ff04415ea4c3339e2"
dependencies = [
"windows-sys 0.60.2",
]
[[package]]
name = "anstyle-wincon"
version = "3.0.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3e0633414522a32ffaac8ac6cc8f748e090c5717661fddeea04219e2344f5f2a"
dependencies = [
"anstyle",
"once_cell_polyfill",
"windows-sys 0.60.2",
]
[[package]]
name = "anyhow"
version = "1.0.100"
@ -166,6 +216,52 @@ dependencies = [
"windows-link 0.2.1",
]
[[package]]
name = "clap"
version = "4.5.51"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4c26d721170e0295f191a69bd9a1f93efcdb0aff38684b61ab5750468972e5f5"
dependencies = [
"clap_builder",
"clap_derive",
]
[[package]]
name = "clap_builder"
version = "4.5.51"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "75835f0c7bf681bfd05abe44e965760fea999a5286c6eb2d59883634fd02011a"
dependencies = [
"anstream",
"anstyle",
"clap_lex",
"strsim",
]
[[package]]
name = "clap_derive"
version = "4.5.49"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2a0b5487afeab2deb2ff4e03a807ad1a03ac532ff5a2cee5d86884440c7f7671"
dependencies = [
"heck",
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "clap_lex"
version = "0.7.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a1d728cc89cf3aee9ff92b05e62b19ee65a02b5702cff7d5a377e32c6ae29d8d"
[[package]]
name = "colorchoice"
version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b05b61dc5112cbb17e4b6cd61790d9845d13888356391624cbe7e41efeac1e75"
[[package]]
name = "core-foundation"
version = "0.9.4"
@ -197,6 +293,7 @@ version = "0.1.0"
dependencies = [
"axum",
"chrono",
"clap",
"dotenv",
"log",
"log4rs",
@ -451,6 +548,12 @@ version = "0.16.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5419bdc4f6a9207fbeba6d11b604d481addf78ecd10c11ad51e76c2f6482748d"
[[package]]
name = "heck"
version = "0.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
[[package]]
name = "hmac"
version = "0.12.1"
@ -756,6 +859,12 @@ dependencies = [
"serde",
]
[[package]]
name = "is_terminal_polyfill"
version = "1.70.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a6cb138bb79a146c1bd460005623e142ef0181e3d0219cb493e02f7d08a35695"
[[package]]
name = "itoa"
version = "1.0.15"
@ -956,6 +1065,12 @@ version = "1.21.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
[[package]]
name = "once_cell_polyfill"
version = "1.70.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "384b8ab6d37215f3c5301a95a4accb5d64aa607f1fcb26a11b5303878451b4fe"
[[package]]
name = "openssl"
version = "0.10.73"
@ -1514,6 +1629,12 @@ dependencies = [
"unicode-properties",
]
[[package]]
name = "strsim"
version = "0.11.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
[[package]]
name = "subtle"
version = "2.6.1"
@ -1969,6 +2090,12 @@ version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
[[package]]
name = "utf8parse"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
[[package]]
name = "valuable"
version = "0.1.1"

1
Cargo.toml
View file

@ -22,3 +22,4 @@ log = "0.4.28"
walkdir = "2.5.0"
thiserror = "2.0.17"
url = "2.5.7"
clap = { version = "4.5.51", features = ["derive"] }

8
README.md
View file

@ -158,3 +158,11 @@ fn add(a: string, b: string) -> string:
a + " " + b
```
* get() is the entry point for http GET method calls, likewise for POST, PUT, DELETE, etc.
teveel ideeen
* een repl die ook een test client is
* :le list endpoints -> tree
* :lf list functions -> tree
* met ... debugger FLW!
* ingebouwde editor (vi) reload on save
* genereren van openapi spec

2
src/errors.rs
View file

@ -3,7 +3,7 @@ use crate::tokens::{Token, TokenType};
use thiserror::Error;
#[derive(Error, Debug, PartialEq)]
pub enum Error {
pub enum CrudLangError {
#[error("Compilation failed: {0}")]
Compiler(#[from] CompilerErrorAtLine),

15
src/lib.rs
View file

@ -1,6 +1,6 @@
use crate::chunk::Chunk;
use crate::errors::Error;
use crate::errors::Error::Platform;
use crate::errors::CrudLangError;
use crate::errors::CrudLangError::Platform;
use crate::scanner::scan;
use crate::value::Value;
use crate::vm::interpret;
@ -18,8 +18,9 @@ pub mod scanner;
mod tokens;
mod value;
pub mod vm;
pub mod repl;
pub fn compile_sourcedir(source_dir: &str) -> Result<HashMap<String, Chunk>, Error> {
pub fn compile_sourcedir(source_dir: &str) -> Result<HashMap<String, Chunk>, CrudLangError> {
let mut registry = HashMap::new();
for entry in WalkDir::new(source_dir).into_iter().filter_map(|e| e.ok()) {
@ -44,11 +45,11 @@ pub fn compile_sourcedir(source_dir: &str) -> Result<HashMap<String, Chunk>, Err
Ok(registry)
}
pub fn map_underlying() -> fn(std::io::Error) -> Error {
pub fn map_underlying() -> fn(std::io::Error) -> CrudLangError {
|e| Platform(e.to_string())
}
pub fn compile(src: &str) -> Result<HashMap<String, Chunk>, Error> {
pub fn compile(src: &str) -> Result<HashMap<String, Chunk>, CrudLangError> {
let tokens = scan(src)?;
let mut registry = HashMap::new();
let ast = ast_compiler::compile(None, tokens)?;
@ -56,10 +57,10 @@ pub fn compile(src: &str) -> Result<HashMap<String, Chunk>, Error> {
Ok(registry)
}
fn run(src: &str) -> Result<Value, Error> {
fn run(src: &str) -> Result<Value, CrudLangError> {
let tokens = scan(src)?;
let mut registry = HashMap::new();
let ast = ast_compiler::compile(None, tokens)?;
bytecode_compiler::compile(None, &ast, &mut registry)?;
interpret(&registry, "main").map_err(Error::from)
interpret(&registry, "main").map_err(CrudLangError::from)
}

32
src/main.rs
View file

@ -2,21 +2,37 @@ use axum::extract::{Request, State};
use axum::http::StatusCode;
use axum::routing::any;
use axum::{Json, Router};
use clap::Parser;
use crudlang::chunk::Chunk;
use crudlang::errors::Error::Platform;
use crudlang::errors::CrudLangError;
use crudlang::errors::CrudLangError::Platform;
use crudlang::vm::interpret_async;
use crudlang::{compile_sourcedir, map_underlying};
use std::collections::HashMap;
use std::sync::Arc;
#[tokio::main]
async fn main() -> Result<(), crudlang::errors::Error> {
tracing_subscriber::fmt::init();
/// A simple CLI tool to greet users
#[derive(Parser, Debug)]
struct Args {
#[arg(short, long)]
repl: bool,
let registry = compile_sourcedir("source")?;
#[arg(short, long)]
source: Option<String>,
}
#[tokio::main]
async fn main() -> Result<(), CrudLangError> {
println!("-- Crudlang --");
tracing_subscriber::fmt::init();
let args = Args::parse();
let source = args.source.unwrap_or("source".to_string());
let registry = compile_sourcedir(&source)?;
let registry = Arc::new(registry);
if !registry.is_empty() {
println!("-- Compilation successful -- Starting server --");
let state = Arc::new(AppState {
registry: registry.clone(),
});
@ -30,10 +46,14 @@ async fn main() -> Result<(), crudlang::errors::Error> {
.map_err(map_underlying())?;
println!(
"listening on {}",
"listening on {}\n",
listener.local_addr().map_err(map_underlying())?
);
if args.repl {
std::thread::spawn(move || crudlang::repl::start(registry).unwrap());
}
axum::serve(listener, app).await.map_err(map_underlying())?;
Ok(())
} else {

55
src/repl.rs Normal file
View file

@ -0,0 +1,55 @@
use crate::chunk::Chunk;
use crate::errors::CrudLangError;
use crate::map_underlying;
use std::collections::HashMap;
use std::io;
use std::io::Write;
use std::sync::Arc;
pub fn start(registry: Arc<HashMap<String, Chunk>>) -> Result<(), CrudLangError> {
println!("REPL started -- Type ctrl-c to exit (both the repl and the server)");
println!(":h for help");
loop {
print!(">");
io::stdout().flush().map_err(map_underlying())?;
let mut input = String::new();
io::stdin()
.read_line(&mut input)
.map_err(map_underlying())?;
let input = input.trim();
match input {
":h" => help(),
":le" => list_endpoints(registry.clone()),
":lf" => list_functions(registry.clone()),
_ => {}
}
// println!("[{}]",input);
// if input == ":q" {
// break;
// }
}
// println!("-- Crudlang -- REPL exited");
Ok(())
}
fn list_endpoints(registry: Arc<HashMap<String, Chunk>>) {
registry
.iter()
.filter(|(k, _)| k.contains("get"))
.for_each(|(k, _)| {
println!("{}", k);//number
});
}
fn list_functions(registry: Arc<HashMap<String, Chunk>>) {
registry
.iter()
.for_each(|(k, _)| {
println!("{}", k);//number
});
}
fn help() {
println!(":le\t lists all registered endpoints");
println!(":lf\t lists all registered functions");
}