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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.

use middle::trans::context::CrateContext;
use middle::trans::type_::Type;
use lib::llvm::ValueRef;

pub trait LlvmRepr {
    fn llrepr(&self, ccx: &CrateContext) -> String;
}

impl<'a, T:LlvmRepr> LlvmRepr for &'a [T] {
    fn llrepr(&self, ccx: &CrateContext) -> String {
        let reprs: Vec<String> = self.iter().map(|t| t.llrepr(ccx)).collect();
        format!("[{}]", reprs.connect(","))
    }
}

impl LlvmRepr for Type {
    fn llrepr(&self, ccx: &CrateContext) -> String {
        ccx.tn.type_to_str(*self)
    }
}

impl LlvmRepr for ValueRef {
    fn llrepr(&self, ccx: &CrateContext) -> String {
        ccx.tn.val_to_str(*self)
    }
}