Files
hakorune/src/runner/modes/wasm.rs

50 lines
1.9 KiB
Rust

use super::super::NyashRunner;
#[cfg(feature = "wasm-backend")]
use nyash_rust::{parser::NyashParser, mir::MirCompiler, backend::wasm::WasmBackend};
#[cfg(feature = "wasm-backend")]
use std::{fs, process};
impl NyashRunner {
/// Execute WASM compilation mode (split)
#[cfg(feature = "wasm-backend")]
pub(crate) fn execute_wasm_mode(&self, filename: &str) {
// Read the file
let code = match fs::read_to_string(filename) {
Ok(content) => content,
Err(e) => { eprintln!("❌ Error reading file {}: {}", filename, e); process::exit(1); }
};
// Parse to AST
let ast = match NyashParser::parse_from_string(&code) {
Ok(ast) => ast,
Err(e) => { eprintln!("❌ Parse error: {}", e); process::exit(1); }
};
// Compile to MIR
let mut mir_compiler = MirCompiler::new();
let compile_result = match mir_compiler.compile(ast) {
Ok(result) => result,
Err(e) => { eprintln!("❌ MIR compilation error: {}", e); process::exit(1); }
};
// Compile to WAT text
let mut wasm_backend = WasmBackend::new();
let wat_text = match wasm_backend.compile_to_wat(compile_result.module) {
Ok(wat) => wat,
Err(e) => { eprintln!("❌ WASM compilation error: {}", e); process::exit(1); }
};
// Determine output file
let output = self.config.output_file.as_deref().unwrap_or_else(|| {
if filename.ends_with(".nyash") { filename.strip_suffix(".nyash").unwrap_or(filename) } else { filename }
});
let output_file = format!("{}.wat", output);
match fs::write(&output_file, wat_text) {
Ok(()) => { println!("✅ WASM compilation successful!\nOutput written to: {}", output_file); },
Err(e) => { eprintln!("❌ Error writing WASM file {}: {}", output_file, e); process::exit(1); }
}
}
}