92 lines
2.0 KiB
Rust
92 lines
2.0 KiB
Rust
// xfail-fast
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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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/// Map representation
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use io::ReaderUtil;
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extern mod std;
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enum square {
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bot,
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wall,
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rock,
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lambda,
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closed_lift,
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open_lift,
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earth,
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empty
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}
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impl square: to_str::ToStr {
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pure fn to_str() -> ~str {
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match self {
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bot => { ~"R" }
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wall => { ~"#" }
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rock => { ~"*" }
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lambda => { ~"\\" }
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closed_lift => { ~"L" }
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open_lift => { ~"O" }
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earth => { ~"." }
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empty => { ~" " }
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}
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}
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}
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fn square_from_char(c: char) -> square {
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match c {
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'R' => { bot }
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'#' => { wall }
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'*' => { rock }
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'\\' => { lambda }
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'L' => { closed_lift }
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'O' => { open_lift }
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'.' => { earth }
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' ' => { empty }
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_ => {
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error!("invalid square: %?", c);
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fail
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}
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}
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}
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fn read_board_grid<rdr: &static io::Reader>(+in: rdr) -> ~[~[square]] {
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let in = (move in) as io::Reader;
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let mut grid = ~[];
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for in.each_line |line| {
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let mut row = ~[];
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for str::each_char(line) |c| {
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row.push(square_from_char(c))
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}
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grid.push(row)
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}
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let width = grid[0].len();
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for grid.each |row| { assert row.len() == width }
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grid
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}
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mod test {
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#[legacy_exports];
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#[test]
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fn trivial_to_str() {
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assert lambda.to_str() == "\\"
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}
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#[test]
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fn read_simple_board() {
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let s = include_str!("./maps/contest1.map");
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io::with_str_reader(s, read_board_grid)
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}
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}
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fn main() {}
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