Alek Ratzloff
9e20dcf59c
Big ol thing. You should check it out sometime Signed-off-by: Alek Ratzloff <alekratz@gmail.com>
50 lines
1.1 KiB
Rust
50 lines
1.1 KiB
Rust
mod compile;
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mod object;
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mod syn;
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mod vm;
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use std::io::Read;
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use std::path::PathBuf;
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use structopt::StructOpt;
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use syn::parser::Parser;
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use vm::machine::MachineBuilder;
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#[derive(Debug, StructOpt)]
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struct Opt {
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#[structopt(name = "PATH", parse(from_os_str))]
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path: Option<PathBuf>,
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#[structopt(long)]
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max_stack_size: Option<usize>,
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#[structopt(long)]
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max_arena_objects: Option<usize>,
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}
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type Result<T = (), E = Box<dyn std::error::Error>> = std::result::Result<T, E>;
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fn main() -> Result {
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let opt = Opt::from_args();
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let text = if let Some(path) = opt.path.as_ref() {
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std::fs::read_to_string(path)?
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} else {
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let mut input = String::new();
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std::io::stdin().read_to_string(&mut input)?;
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input
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};
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let mut parser = Parser::from(text.as_str());
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let mut exprs = Vec::new();
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while !parser.is_eof() {
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exprs.extend(parser.next_expr_list()?);
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}
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let machine = MachineBuilder::default()
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.max_stack_size(opt.max_stack_size)
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.max_arena_objects(opt.max_arena_objects)
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.finish();
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Ok(())
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}
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