8d9d9b3204
https://rust-lang.github.io/rust-clippy/master/index.html#doc_markdown Signed-off-by: Anders Kaseorg <andersk@mit.edu>
26 lines
580 B
Rust
26 lines
580 B
Rust
//! Print the `LibCST` CST for a given Python file.
|
|
|
|
use std::fs;
|
|
use std::path::PathBuf;
|
|
|
|
use anyhow::Result;
|
|
use clap::Args;
|
|
|
|
#[derive(Args)]
|
|
pub struct Cli {
|
|
/// Python file for which to generate the CST.
|
|
#[arg(required = true)]
|
|
file: PathBuf,
|
|
}
|
|
|
|
pub fn main(cli: &Cli) -> Result<()> {
|
|
let contents = fs::read_to_string(&cli.file)?;
|
|
match libcst_native::parse_module(&contents, None) {
|
|
Ok(python_cst) => {
|
|
println!("{:#?}", python_cst);
|
|
Ok(())
|
|
}
|
|
Err(_) => Err(anyhow::anyhow!("Failed to parse CST")),
|
|
}
|
|
}
|