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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
//! AST-parsing helpers
use rustc::driver::driver;
use rustc::driver::session;
use syntax::ast;
use syntax::parse;
pub fn from_file(file: &Path) -> @ast::Crate {
parse::parse_crate_from_file(
file, ~[], parse::new_parse_sess(None))
}
pub fn from_str(source: @str) -> @ast::Crate {
parse::parse_crate_from_source_str(
@"-", source, ~[], parse::new_parse_sess(None))
}
pub fn from_file_sess(sess: session::Session, file: &Path) -> @ast::Crate {
parse::parse_crate_from_file(
file, cfg(sess), sess.parse_sess)
}
pub fn from_str_sess(sess: session::Session, source: @str) -> @ast::Crate {
parse::parse_crate_from_source_str(
@"-", source, cfg(sess), sess.parse_sess)
}
fn cfg(sess: session::Session) -> ast::CrateConfig {
driver::build_configuration(sess)
}
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