Skip to content

Instantly share code, notes, and snippets.

@Gankra
Gankra / gist:481ca253d89cfea60dbe
Last active Aug 29, 2015
Simple Compilable Rust Example
View gist:481ca253d89cfea60dbe
struct SomeStruct{
data: uint
}
impl SomeStruct{
fn setData (&mut self, value: uint) {
self.data = value
}
fn getData (&self) -> uint {
View gist:b918e7ab9117de26eb22
//multiplicative range to keep neighbours beyond nearest neighbour
var rangeSensitivity = Math.sqrt(1.8); //a bit less than sqrt(2), basically a magic number
//main function
GridThing.doMap = function(collection){
var graph = new Graph();
//unimportant construction of points
buildGrid(graph);
View gist:c1df6776093e04be342b
use std::ptr::RawPtr;
type NodeRef<T> = Option<Box<Node<T>>>;
type NodeBackRef<T> = *mut Node<T>;
struct Node<T> {
left: NodeRef<T>,
right: NodeRef<T>,
parent: NodeBackRef<T>,
value: T,
View gist:8046d0bdd82a482e4350
use std::ptr::RawPtr;
type NodeRef<T> = Option<Box<Node<T>>>;
type NodeBackRef<T> = *mut Node<T>;
struct Node<T> {
left: NodeRef<T>,
right: NodeRef<T>,
parent: NodeBackRef<T>,
value: T,
View Error on non-recursive
rustc: i686-pc-mingw32/stage2/test/collectionstest-i686-pc-mingw32.exe
C:\Users\Alexis\Documents\GitHub\rust\src\libcollections\treemap.rs:864:14: 864:23 error: cannot borrow `cur#0` as mutable more than once at a time
C:\Users\Alexis\Documents\GitHub\rust\src\libcollections\treemap.rs:864 Some(ref mut x) => {
^~~~~~~~~
C:\Users\Alexis\Documents\GitHub\rust\src\libcollections\treemap.rs:864:14: 864:23 note: previous borrow of `cur#0` occurs here; the mutable borrow prevents subsequent moves, borrows, or modification of `cur#0` until the borrow ends
C:\Users\Alexis\Documents\GitHub\rust\src\libcollections\treemap.rs:864 Some(ref mut x) => {
^~~~~~~~~
C:\Users\Alexis\Documents\GitHub\rust\src\libcollections\treemap.rs:874:2: 874:2 note: previous borrow ends here
C:\Users\Alexis\Documents\GitHub\rust\src\libcollections\treemap.rs
View gist:aab30073fbaea499f72b
fn splay (&mut self, node: &mut Node<T>) {
enum SplayType {NoSplay, Zig, ZigZig, ZigZag};
loop {
let splayType = match node.get_parent() {
None => NoSplay,
Some(parent) => {
match parent.get_parent() {
None => Zig,
Some(_) => {
if parent.is_left() == node.is_left() {
View gist:9627b111878f8be37aa2
[package]
name = "binaryheap"
version = "0.1.0"
authors = [ "a.beingessner@gmail.com" ]
[[bin]]
name = "binaryheap" # the name of the executable to generate
@Gankra
Gankra / gist:06b4c5454bd4f3ef732a
Last active Aug 29, 2015
libcollections traits 0.1
View gist:06b4c5454bd4f3ef732a
pub trait Collection {
fn len(self) -> uint;
fn is_empty(&self) -> bool; //defaulted
}
pub trait Mutable: Collection {
fn clear(&mut self);
}
pub trait Container<T>: Collection {
View gist:84e730a6f9dc8b5d2e15
/bin/sh: -c: line 0: syntax error near unexpected token `('
/bin/sh: -c: line 0: `result=""; for arch in i386; do if gcc -arch $arch -c -integrated-as /c/users/alexis/Documents/Github/rust/src/compiler-rt/make/platform/clang_darwin_test_input.c -isysroot /c/users/alexis/Documents/Github/rust/src/compiler-rt/SDKs/darwin -o /dev/null > /dev/null 2> /dev/null; then if c:/program files (x86)/mingw-builds/x32-4.8.1-win32-dwarf-rev5/mingw32/bin/../lib/gcc/i686-w64-mingw32/4.8.1/../../../../i686-w64-mingw32/bin/ld.exe -v 2>&1 | grep "configured to support" | tr ' ' '\n' | grep "^$arch$" >/dev/null 2>/dev/null; then result="$result$arch "; else printf 1>&2 "warning: clang_darwin.mk: dropping arch '$arch' from lib 'eprintf'"; printf 1>&2 " (ld does not support it)\n"; fi; else printf 1>&2 "warning: clang_darwin.mk: dropping arch '$arch' from lib 'eprintf'"; printf 1>&2 " (clang does not support it)\n"; fi; done; echo $result'
/bin/sh: -c: line 0: syntax error near unexpected token `('
/bin/sh: -c: line 0: `result="";
@Gankra
Gankra / traits.rs
Last active Aug 29, 2015
libcollections traits 0.2
View traits.rs
/********************************************
****************COMMON **********************
********************************************/
/// Base trait that all collections should inherit from
/// Due to the way the Rust's type system works, a perfectly generic
/// collection of T's can support very few operations. In particular, the
/// ability to store things that *don't* implement Eq, and the
/// distinction between value stores and key-value stores means
You can’t perform that action at this time.