add libcore from 2016-04-11 nightly

1 files changed, 58 insertions, 0 deletions

diff --git a/libcore/fmt/rt/v1.rs b/libcore/fmt/rt/v1.rs
new file mode 100644
index 0000000..6b31e04
--- /dev/null
+++ b/libcore/fmt/rt/v1.rs
@@ -0,0 +1,58 @@
+// Copyright 2013 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.
+
+//! This is an internal module used by the ifmt! runtime. These structures are
+//! emitted to static arrays to precompile format strings ahead of time.
+//!
+//! These definitions are similar to their `ct` equivalents, but differ in that
+//! these can be statically allocated and are slightly optimized for the runtime
+#![allow(missing_debug_implementations)]
+
+#[derive(Copy, Clone)]
+pub struct Argument {
+    pub position: Position,
+    pub format: FormatSpec,
+}
+
+#[derive(Copy, Clone)]
+pub struct FormatSpec {
+    pub fill: char,
+    pub align: Alignment,
+    pub flags: u32,
+    pub precision: Count,
+    pub width: Count,
+}
+
+/// Possible alignments that can be requested as part of a formatting directive.
+#[derive(Copy, Clone, PartialEq)]
+pub enum Alignment {
+    /// Indication that contents should be left-aligned.
+    Left,
+    /// Indication that contents should be right-aligned.
+    Right,
+    /// Indication that contents should be center-aligned.
+    Center,
+    /// No alignment was requested.
+    Unknown,
+}
+
+#[derive(Copy, Clone)]
+pub enum Count {
+    Is(usize),
+    Param(usize),
+    NextParam,
+    Implied,
+}
+
+#[derive(Copy, Clone)]
+pub enum Position {
+    Next,
+    At(usize),
+}