university/developing-compilers
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This commit is contained in:
Lionarius
2024-10-04 16:17:45 +03:00
parent 532a0560f2
commit 4827bdb4c0
4 changed files with 54 additions and 45 deletions
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13
src/main.rs
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@@ -1,7 +1,6 @@
use std::io;
use std::io::Write;
use parse::token::Token;
use symbols::SymbolsTable;
mod cli;
@@ -12,20 +11,14 @@ fn main() -> anyhow::Result<()> {
let args = cli::Args::parse();
let input = std::fs::read_to_string(&args.input).unwrap();
let tokens = parse::lexer::make_tokenizer(&input).collect::<Result<Vec<_>, _>>();
let mut symbols = SymbolsTable::default();
let tokens = parse::lexer::make_tokenizer(&input, &mut symbols).collect::<Result<Vec<_>, _>>();
match tokens {
Ok(tokens) => {
let symbols = SymbolsTable::from(tokens.iter().map(|(_, token, _)| token));
let mut writer_tokens = io::BufWriter::new(std::fs::File::create(&args.output_tokens)?);
for (_, token, _) in tokens {
match token {
Token::Name(ref name) => match symbols.get(name) {
Some(id) => writeln!(writer_tokens, "{token} ({id})")?,
None => writeln!(writer_tokens, "{token} (undefined)")?,
},
_ => writeln!(writer_tokens, "{token}")?,
}
writeln!(writer_tokens, "{token:>6} - {}", token.as_str())?;
}
let mut writer_symbols =