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parser in rust

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This commit is contained in:
Sebastian Hugentobler 2025-02-10 14:36:55 +01:00
parent 4844e43447
commit ae959f7768
5 changed files with 337 additions and 5 deletions
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16
rust/rox/src/lib.rs
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@ -7,10 +7,12 @@ use std::{
path::Path,
};
use tracing::error;
use tracing::{error, info};
pub mod cli;
pub mod expression;
pub mod keywords;
pub mod parser;
pub mod scanner;
pub mod token;
pub mod tokenizer {
@ -28,7 +30,11 @@ pub mod tokenizer {
/// Read the source code in a file and scan it to tokens.
pub fn compile(source: &Path) -> Result<(), io::Error> {
let input = fs::read_to_string(source)?;
let _tokens = scanner::tokenize(&input);
let tokens = scanner::tokenize(&input);
match parser::generate_ast(tokens) {
Ok(ast) => info!("{ast:?}"),
Err(e) => error!("{e}"),
}
Ok(())
}
@ -45,6 +51,10 @@ pub fn repl() {
Err(e) => error!("{}", e),
}
let input = input.trim().to_string();
let _tokens = scanner::tokenize(&input);
let tokens = scanner::tokenize(&input);
match parser::generate_ast(tokens) {
Ok(ast) => info!("{ast:?}"),
Err(e) => error!("{e}"),
}
}
}