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25 lines
578 B
Rust
25 lines
578 B
Rust
//! Print the LibCST CST for a given Python file.
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use std::fs;
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use std::path::PathBuf;
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use anyhow::Result;
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use clap::Args;
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#[derive(Args)]
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pub struct Cli {
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/// Python file for which to generate the CST.
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#[arg(required = true)]
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file: PathBuf,
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}
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pub fn main(cli: &Cli) -> Result<()> {
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let contents = fs::read_to_string(&cli.file)?;
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match libcst_native::parse_module(&contents, None) {
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Ok(python_cst) => {
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println!("{:#?}", python_cst);
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Ok(())
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}
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Err(_) => Err(anyhow::anyhow!("Failed to parse CST")),
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}
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}
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