Initial commit
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commit
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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version = 3
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@ -0,0 +1,10 @@
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[package]
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name = "cst-to-llhd"
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version = "0.1.0"
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edition = "2018"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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clap = "2"
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json = "*"
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@ -0,0 +1,15 @@
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```
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cst-to-llhd 0.1.0
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Convert a Verible concrete syntax tree (CST) to an LLHD graph.
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USAGE:
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cst-to-llhd <input>
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FLAGS:
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-h, --help Prints help information
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-V, --version Prints version information
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ARGS:
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<input> CST file in JSON format
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```
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@ -0,0 +1,40 @@
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#[macro_use]
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extern crate clap;
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extern crate json;
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use clap::Arg;
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use std::{fs::File, io::Read, result::Result};
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fn main() {
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match main_inner() {
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Ok(_) => (),
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Err(e) => {
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eprintln!("Error: {}", e);
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std::process::exit(1);
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}
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}
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}
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fn main_inner() -> Result<(), String> {
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let matches = app_from_crate!()
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.about("Convert a Verible concrete syntax tree (CST) to an LLHD graph.")
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.arg(
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Arg::with_name("input")
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.help("CST file in JSON format")
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.required(true),
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)
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.get_matches();
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let path = matches.value_of("input").unwrap();
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let mut input = File::open(path).map_err(|e| format!("{}", e))?;
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let mut contents = String::new();
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input
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.read_to_string(&mut contents)
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.map_err(|e| format!("{}", e))?;
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let cst = json::parse(contents.as_str()).unwrap();
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println!("{}", cst);
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Ok(())
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}
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