Method generate_bindings

crates/test/src/lib.rs:1224–1252

Generates bindings for `component` into `dir`. Runs `wit-bindgen` in aa subprocess to catch failures such as panics.

(&self, runner: &Runner, bindgen: &Bindgen, dir: &Path)

    ///
    /// Runs `wit-bindgen` in aa subprocess to catch failures such as panics.
    fn generate_bindings(&self, runner: &Runner, bindgen: &Bindgen, dir: &Path) -> Result<()> {
        let name = match self.bindgen_name() {
            Some(name) => name,
            None => return Ok(()),
        };
        self.generate_bindings_prepare(runner, bindgen, dir)?;
        let mut cmd = Command::new(&runner.wit_bindgen);
        cmd.arg(name)
            .arg(&bindgen.wit_path)
            .arg("--world")
            .arg(format!("%{}", bindgen.world))
            .arg("--out-dir")
            .arg(dir);

        match bindgen.wit_config.default_bindgen_args {
            Some(true) | None => {
                for arg in self.default_bindgen_args() {
                    cmd.arg(arg);
                }
            }
            Some(false) => {}
        }

        for arg in bindgen.args.iter() {
            cmd.arg(arg);
        }

        runner.run_command(&mut cmd)
    }

    /// Returns the default set of arguments that will be passed to
    /// `wit-bindgen`.