466 lines
9.8 KiB
Rust
466 lines
9.8 KiB
Rust
#![crate_name = "test"]
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#![feature(rustc_private)]
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#![feature(associated_type_defaults)]
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extern crate rustc_graphviz;
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// A simple rust project
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// Necessary to pull in object code as the rest of the rustc crates are shipped only as rmeta
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// files.
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#[allow(unused_extern_crates)]
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extern crate rustc_driver;
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extern crate krate2;
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extern crate krate2 as krate3;
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use rustc_graphviz::RenderOption;
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use std::cell::RefCell;
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use std::collections::{HashMap, HashSet};
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use std::io::Write;
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use sub::sub2 as msalias;
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use sub::sub2;
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use sub::sub2::nested_struct as sub_struct;
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use std::mem::size_of;
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use std::char::from_u32;
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static uni: &'static str = "Les Miséééééééérables";
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static yy: usize = 25;
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static bob: Option<rustc_graphviz::RenderOption> = None;
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// buglink test - see issue #1337.
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fn test_alias<I: Iterator>(i: Option<<I as Iterator>::Item>) {
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let s = sub_struct { field2: 45u32 };
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// import tests
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fn foo(x: &Write) {}
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let _: Option<_> = from_u32(45);
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let x = 42usize;
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krate2::hello();
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krate3::hello();
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let x = (3isize, 4usize);
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let y = x.1;
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}
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// Issue #37700
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const LUT_BITS: usize = 3;
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pub struct HuffmanTable {
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ac_lut: Option<[(i16, u8); 1 << LUT_BITS]>,
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}
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struct TupStruct(isize, isize, Box<str>);
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fn test_tup_struct(x: TupStruct) -> isize {
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x.1
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}
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fn println(s: &str) {
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std::io::stdout().write_all(s.as_bytes());
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}
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mod sub {
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pub mod sub2 {
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use std::io::Write;
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pub mod sub3 {
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use std::io::Write;
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pub fn hello() {
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::println("hello from module 3");
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}
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}
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pub fn hello() {
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::println("hello from a module");
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}
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pub struct nested_struct {
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pub field2: u32,
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}
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pub enum nested_enum {
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Nest2 = 2,
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Nest3 = 3,
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}
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}
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}
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pub mod SameDir;
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pub mod SubDir;
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#[path = "SameDir3.rs"]
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pub mod SameDir2;
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struct nofields;
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#[derive(Clone)]
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struct some_fields {
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field1: u32,
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}
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type SF = some_fields;
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trait SuperTrait {
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fn qux(&self) {
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panic!();
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}
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}
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trait SomeTrait: SuperTrait {
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fn Method(&self, x: u32) -> u32;
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fn prov(&self, x: u32) -> u32 {
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println(&x.to_string());
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42
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}
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fn provided_method(&self) -> u32 {
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42
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}
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}
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trait SubTrait: SomeTrait {
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fn stat2(x: &Self) -> u32 {
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32
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}
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}
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impl SomeTrait for some_fields {
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fn Method(&self, x: u32) -> u32 {
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println(&x.to_string());
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self.field1
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}
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}
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impl SuperTrait for some_fields {}
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impl SubTrait for some_fields {}
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impl some_fields {
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fn stat(x: u32) -> u32 {
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println(&x.to_string());
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42
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}
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fn stat2(x: &some_fields) -> u32 {
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42
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}
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fn align_to<T>(&mut self) {}
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fn test(&mut self) {
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self.align_to::<bool>();
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}
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}
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impl SuperTrait for nofields {}
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impl SomeTrait for nofields {
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fn Method(&self, x: u32) -> u32 {
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self.Method(x);
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43
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}
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fn provided_method(&self) -> u32 {
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21
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}
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}
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impl SubTrait for nofields {}
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impl SuperTrait for (Box<nofields>, Box<some_fields>) {}
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fn f_with_params<T: SomeTrait>(x: &T) {
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x.Method(41);
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}
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type MyType = Box<some_fields>;
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enum SomeEnum<'a> {
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Ints(isize, isize),
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Floats(f64, f64),
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Strings(&'a str, &'a str, &'a str),
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MyTypes(MyType, MyType),
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}
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#[derive(Copy, Clone)]
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enum SomeOtherEnum {
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SomeConst1,
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SomeConst2,
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SomeConst3,
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}
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enum SomeStructEnum {
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EnumStruct { a: isize, b: isize },
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EnumStruct2 { f1: MyType, f2: MyType },
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EnumStruct3 { f1: MyType, f2: MyType, f3: SomeEnum<'static> },
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}
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fn matchSomeEnum(val: SomeEnum) {
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match val {
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SomeEnum::Ints(int1, int2) => {
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println(&(int1 + int2).to_string());
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}
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SomeEnum::Floats(float1, float2) => {
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println(&(float2 * float1).to_string());
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}
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SomeEnum::Strings(.., s3) => {
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println(s3);
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}
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SomeEnum::MyTypes(mt1, mt2) => {
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println(&(mt1.field1 - mt2.field1).to_string());
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}
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}
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}
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fn matchSomeStructEnum(se: SomeStructEnum) {
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match se {
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SomeStructEnum::EnumStruct { a: a, .. } => println(&a.to_string()),
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SomeStructEnum::EnumStruct2 { f1: f1, f2: f_2 } => println(&f_2.field1.to_string()),
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SomeStructEnum::EnumStruct3 { f1, .. } => println(&f1.field1.to_string()),
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}
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}
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fn matchSomeStructEnum2(se: SomeStructEnum) {
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use SomeStructEnum::*;
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match se {
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EnumStruct { a: ref aaa, .. } => println(&aaa.to_string()),
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EnumStruct2 { f1, f2: f2 } => println(&f1.field1.to_string()),
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EnumStruct3 { f1, f3: SomeEnum::Ints(..), f2 } => println(&f1.field1.to_string()),
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_ => {}
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}
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}
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fn matchSomeOtherEnum(val: SomeOtherEnum) {
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use SomeOtherEnum::{SomeConst2, SomeConst3};
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match val {
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SomeOtherEnum::SomeConst1 => {
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println("I'm const1.");
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}
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SomeConst2 | SomeConst3 => {
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println("I'm const2 or const3.");
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}
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}
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}
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fn hello<X: SomeTrait>((z, a): (u32, String), ex: X) {
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SameDir2::hello(43);
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println(&yy.to_string());
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let (x, y): (u32, u32) = (5, 3);
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println(&x.to_string());
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println(&z.to_string());
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let x: u32 = x;
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println(&x.to_string());
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let x = "hello";
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println(x);
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let x = 32.0f32;
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let _ = (x + ((x * x) + 1.0).sqrt()).ln();
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let s: Box<SomeTrait> = Box::new(some_fields { field1: 43 });
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let s2: Box<some_fields> = Box::new(some_fields { field1: 43 });
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let s3 = Box::new(nofields);
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s.Method(43);
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s3.Method(43);
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s2.Method(43);
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ex.prov(43);
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let y: u32 = 56;
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// static method on struct
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let r = some_fields::stat(y);
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// trait static method, calls default
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let r = SubTrait::stat2(&*s3);
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let s4 = s3 as Box<SomeTrait>;
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s4.Method(43);
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s4.provided_method();
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s2.prov(45);
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let closure = |x: u32, s: &SomeTrait| {
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s.Method(23);
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return x + y;
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};
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let z = closure(10, &*s);
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}
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pub struct blah {
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used_link_args: RefCell<[&'static str; 0]>,
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}
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#[macro_use]
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mod macro_use_test {
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macro_rules! test_rec {
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(q, $src: expr) => {{
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print!("{}", $src);
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test_rec!($src);
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}};
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($src: expr) => {
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print!("{}", $src);
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};
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}
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macro_rules! internal_vars {
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($src: ident) => {{
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let mut x = $src;
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x += 100;
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}};
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}
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}
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fn main() {
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// foo
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let s = Box::new(some_fields { field1: 43 });
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hello((43, "a".to_string()), *s);
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sub::sub2::hello();
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sub2::sub3::hello();
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let h = sub2::sub3::hello;
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h();
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// utf8 chars
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let ut = "Les Miséééééééérables";
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// For some reason, this pattern of macro_rules foiled our generated code
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// avoiding strategy.
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macro_rules! variable_str(($name:expr) => (
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some_fields {
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field1: $name,
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}
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));
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let vs = variable_str!(32);
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let mut candidates: RefCell<HashMap<&'static str, &'static str>> = RefCell::new(HashMap::new());
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let _ = blah { used_link_args: RefCell::new([]) };
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let s1 = nofields;
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let s2 = SF { field1: 55 };
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let s3: some_fields = some_fields { field1: 55 };
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let s4: msalias::nested_struct = sub::sub2::nested_struct { field2: 55 };
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let s4: msalias::nested_struct = sub2::nested_struct { field2: 55 };
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println(&s2.field1.to_string());
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let s5: MyType = Box::new(some_fields { field1: 55 });
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let s = SameDir::SameStruct { name: "Bob".to_string() };
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let s = SubDir::SubStruct { name: "Bob".to_string() };
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let s6: SomeEnum = SomeEnum::MyTypes(Box::new(s2.clone()), s5);
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let s7: SomeEnum = SomeEnum::Strings("one", "two", "three");
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matchSomeEnum(s6);
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matchSomeEnum(s7);
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let s8: SomeOtherEnum = SomeOtherEnum::SomeConst2;
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matchSomeOtherEnum(s8);
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let s9: SomeStructEnum =
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SomeStructEnum::EnumStruct2 { f1: Box::new(some_fields { field1: 10 }), f2: Box::new(s2) };
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matchSomeStructEnum(s9);
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for x in &vec![1, 2, 3] {
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let _y = x;
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}
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let s7: SomeEnum = SomeEnum::Strings("one", "two", "three");
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if let SomeEnum::Strings(..) = s7 {
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println!("hello!");
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}
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for i in 0..5 {
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foo_foo(i);
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}
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if let Some(x) = None {
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foo_foo(x);
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}
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if false {
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} else if let Some(y) = None {
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foo_foo(y);
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}
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while let Some(z) = None {
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foo_foo(z);
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}
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let mut x = 4;
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test_rec!(q, "Hello");
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assert_eq!(x, 4);
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internal_vars!(x);
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}
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fn foo_foo(_: i32) {}
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impl Iterator for nofields {
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type Item = (usize, usize);
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fn next(&mut self) -> Option<(usize, usize)> {
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panic!()
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}
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fn size_hint(&self) -> (usize, Option<usize>) {
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panic!()
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}
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}
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trait Pattern<'a> {
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type Searcher;
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}
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struct CharEqPattern;
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impl<'a> Pattern<'a> for CharEqPattern {
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type Searcher = CharEqPattern;
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}
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struct CharSearcher<'a>(<CharEqPattern as Pattern<'a>>::Searcher);
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pub trait Error {}
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impl Error + 'static {
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pub fn is<T: Error + 'static>(&self) -> bool {
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panic!()
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}
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}
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impl Error + 'static + Send {
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pub fn is<T: Error + 'static>(&self) -> bool {
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<Error + 'static>::is::<T>(self)
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}
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}
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extern crate rustc_serialize;
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#[derive(Clone, Copy, Hash, PartialEq, Eq, PartialOrd, Ord, Debug, Default)]
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struct AllDerives(i32);
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fn test_format_args() {
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let x = 1;
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let y = 2;
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let name = "Joe Blogg";
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println!("Hello {}", name);
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print!("Hello {0}", name);
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print!("{0} + {} = {}", x, y);
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print!("x is {}, y is {1}, name is {n}", x, y, n = name);
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}
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union TestUnion {
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f1: u32,
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}
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struct FrameBuffer;
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struct SilenceGenerator;
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impl Iterator for SilenceGenerator {
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type Item = FrameBuffer;
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fn next(&mut self) -> Option<Self::Item> {
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panic!();
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}
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}
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#[doc = include_str!("extra-docs.md")]
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struct StructWithDocs;
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trait Foo {
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type Bar = FrameBuffer;
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}
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