Jooris Hadeler
93f08d1944
This commit adds support for parsing expression using the pratt parsing approach.
39 lines
789 B
Rust
39 lines
789 B
Rust
use std::fs;
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use crate::{
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cli::{fatal, parse_args},
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parser::Parser,
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};
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mod ast;
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mod cli;
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mod diagnostic;
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mod lexer;
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mod parser;
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mod token;
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fn main() {
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let opts = parse_args();
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for file in &opts.files {
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let content = match fs::read_to_string(file) {
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Ok(content) => content,
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Err(error) => {
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fatal(format!(
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"failed to read {}: {:?}",
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file.display(),
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error.kind()
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));
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}
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};
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println!("-- {} --", file.display());
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let mut parser = Parser::new(&content);
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match parser.parse_expression(0) {
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Ok(ast) => println!("{ast:#?}"),
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Err(diag) => diag.report(file, &content),
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}
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}
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}
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