get_cargo_path.js
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get_cargo_path.js
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	// @flow

	const findUp = require('find-up');

	// finds the path to the parent directory containing a Cargo.toml file for the
	// given path. Returns null if no Cargo.toml file is found.
	function findRustProjectPath(path) {
	const cargoTomlPath = findUp.sync('Cargo.toml', { cwd: path });
	return cargoTomlPath ? cargoTomlPath.replace('/Cargo.toml', '') : null;
	}

	module.exports = { findRustProjectPath };