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use std::path::Path;
pub mod compiler;
pub mod tokenizer;
pub mod vm;
mod error;
use error::Error;
use tokenizer::TokenStream;
pub fn run_file(path: &Path) -> Result<(), Vec<Error>> {
run(tokenizer::file_to_tokens(path), path)
}
pub fn run_string(s: &str) -> Result<(), Vec<Error>> {
run(tokenizer::string_to_tokens(s), Path::new("builtin"))
}
pub fn run(tokens: TokenStream, path: &Path) -> Result<(), Vec<Error>> {
match compiler::compile("main", path, tokens) {
Ok(block) => vm::run_block(&block).or_else(|e| Err(vec![e])),
Err(errors) => Err(errors),
}
}
#[cfg(test)]
mod tests {
use super::{run_file, run_string};
use crate::error::{Error, ErrorKind};
use std::path::Path;
macro_rules! assert_errs {
($result:expr, [ $( $kind:pat ),* ]) => {
println!("{} => {:?}", stringify!($result), $result);
assert!(matches!(
$result.unwrap_err().as_slice(),
&[$(Error {
kind: $kind,
file: _,
line: _,
message: _,
},
)*]
))
};
}
#[test]
fn unreachable_token() {
assert_errs!(run_string("<!>\n"), [ErrorKind::Unreachable]);
}
macro_rules! test_file {
($fn:ident, $path:literal) => {
#[test]
fn $fn() {
let file = Path::new($path);
assert!(run_file(&file).is_ok());
}
};
}
test_file!(order_of_operations, "tests/order-of-operations.tdy");
test_file!(variables, "tests/variables.tdy");
test_file!(scoping, "tests/scoping.tdy");
test_file!(if_, "tests/if.tdy");
test_file!(for_, "tests/for.tdy");
}
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