//@ compile-flags: --enable-index-page -Z unstable-options
//! The point of this crate is to be able to have enough different "kinds" of
//! documentation generated so we can test each different features.
#![doc(html_playground_url="https://play.rust-lang.org/")]

#![crate_name = "test_docs"]
#![allow(internal_features)]
#![feature(rustdoc_internals)]
#![feature(doc_cfg)]
#![feature(associated_type_defaults)]
#![feature(macro_attr)]
#![feature(macro_derive)]
#![feature(negative_impls)]

/*!
Enable the feature <span class="stab portability"><code>some-feature</code></span> to enjoy
this crate even more!
Enable the feature <span class="stab portability"><code>some-feature</code></span> to enjoy
this crate even more!
Enable the feature <span class="stab portability"><code>some-feature</code></span> to enjoy
this crate even more!

Also, stop using `bar` as it's <span class="stab deprecated" title="">deprecated</span>.
Also, stop using `bar` as it's <span class="stab deprecated" title="">deprecated</span>.
Also, stop using `bar` as it's <span class="stab deprecated" title="">deprecated</span>.

Finally, you can use `quz` only on <span class="stab portability" data-span="1"><code>Unix or x86-64
</code></span>.
Finally, you can use `quz` only on <span class="stab portability" data-span="2"><code>Unix or x86-64
</code></span>.
*/

use std::convert::AsRef;
use std::fmt;

/// Basic function with some code examples:
///
/// ```
/// println!("nothing fancy");
/// println!("but with two lines!");
/// ```
///
/// A failing to compile one:
///
/// ```compile_fail
/// println!("where did my argument {} go? :'(");
/// ```
///
/// An ignored one:
///
/// ```ignore (it's a test)
/// Let's say I'm just some text will ya?
/// ```
///
/// A failing to run one:
///
/// ```should_panic
/// panic!("tadam");
/// ```
///
/// An inlined `code`!
pub fn foo() {}

/// Just a normal struct.
pub struct Foo;

impl Foo {
    #[must_use]
    pub fn must_use(&self) -> bool {
        true
    }

    /// hello
    ///
    /// <div id="doc-warning-1" class="warning">this is a warning</div>
    ///
    /// done
    pub fn warning1() {}

    /// Checking there is no bottom margin if "warning" is the last element.
    ///
    /// <div id="doc-warning-2" class="warning">this is a warning</div>
    pub fn warning2() {}
}

/// <a href="#implementations"><code id="trait-impl-link-in-summary">A collapsible trait impl with a link</code></a>
impl AsRef<str> for Foo {
    fn as_ref(&self) -> &str {
        "hello"
    }
}

unsafe impl Send for Foo {}
impl !Sync for Foo {}

impl From<u8> for Foo {
    fn from(value: u8) -> Self { todo!(); }
}
impl From<u16> for Foo {
    fn from(value: u16) -> Self { todo!(); }
}
impl From<u32> for Foo {
    fn from(value: u32) -> Self { todo!(); }
}

/// <div id="doc-warning-0" class="warning">I have warnings!</div>
pub struct WarningStruct;

/// Just a normal enum.
///
/// # title!
#[doc(alias = "ThisIsAnAlias")]
#[non_exhaustive]
pub enum WhoLetTheDogOut {
    /// Woof!
    Woof,
    /// Meoooooooow...
    Meow,
}

/// Who doesn't love to wrap a `format!` call?
pub fn some_more_function<T: fmt::Debug>(t: &T) -> String {
    format!("{:?}", t)
}

/// Woohoo! A trait!
pub trait AnotherOne {
    /// Some func 3.
    fn func3();

    /// Some func 1.
    fn func1();

    fn another();
    fn why_not();

    /// Some func 2.
    fn func2();

    fn hello();
}

/// ```compile_fail
/// whatever
/// ```
///
/// Check for "i" signs in lists!
///
/// 1. elem 1
/// 2. test 1
///    ```compile_fail
///    fn foo() {}
///    ```
/// 3. elem 3
/// 4. ```ignore (it's a test)
///    fn foo() {}
///    ```
/// 5. elem 5
///
/// Final one:
///
/// ```ignore (still a test)
/// let x = 12;
/// ```
pub fn check_list_code_block() {}

/// a thing with a label
#[deprecated(since = "1.0.0", note = "text why this deprecated")]
#[doc(cfg(unix))]
pub fn replaced_function() {}

/// Some doc with `code`!
pub enum AnEnum {
    WithVariants { and: usize, sub: usize, variants: usize },
}

#[doc(keyword = "for")]
/// Some keyword.
pub mod keyword {}

#[doc(attribute = "forbid")]
/// Some attribute.
pub mod repr {}

/// Just some type alias.
pub type SomeType = u32;

/// Another type alias, this time with methods.
pub type SomeOtherTypeWithMethodsAndInlining = Foo;

impl SomeOtherTypeWithMethodsAndInlining {
    pub fn some_other_method_directly(&self) {}
}

/// Another type alias, this time with methods.
pub struct UnderlyingFooBarBaz;
pub type SomeOtherTypeWithMethodsAndInliningAndTraits = UnderlyingFooBarBaz;

impl AsRef<str> for UnderlyingFooBarBaz {
    fn as_ref(&self) -> &str {
        "hello"
    }
}

impl UnderlyingFooBarBaz {
    pub fn inherent_fn(&self) {}
}

impl AsRef<u8> for SomeOtherTypeWithMethodsAndInliningAndTraits {
    fn as_ref(&self) -> &u8 {
        b"hello"
    }
}

pub mod huge_amount_of_consts {
    include!(concat!(env!("OUT_DIR"), "/huge_amount_of_consts.rs"));
}

/// Very long code text `hereIgoWithLongTextBecauseWhyNotAndWhyWouldntI`.
pub mod long_code_block {}

/// Very long code text [`hereIgoWithLongTextBecauseWhyNotAndWhyWouldntI`][lnk].
///
/// [lnk]: crate::long_code_block_link
pub mod long_code_block_link {}

#[macro_export]
macro_rules! repro {
    () => {};
}

pub use crate::repro as repro2;

/// # Top-doc Prose title
///
/// Text below title.
///
/// ## Top-doc Prose sub-heading
///
/// Text below sub-heading.
///
/// ### Top-doc Prose sub-sub-heading
///
/// Text below sub-sub-heading
///
/// #### You know the drill.
///
/// More text.
pub struct HeavilyDocumentedStruct {
    /// # Title for field
    /// ## Sub-heading for field
    pub nothing: (),
}

/// # Title for struct impl doc
///
/// Text below heading.
///
/// ## Sub-heading for struct impl doc
///
/// Text below sub-heading.
///
/// ### Sub-sub-heading for struct impl doc
///
/// Text below sub-sub-heading.
///
impl HeavilyDocumentedStruct {
    /// # Title for struct impl-item doc
    /// Text below title.
    /// ## Sub-heading for struct impl-item doc
    /// Text below sub-heading.
    /// ### Sub-sub-heading for struct impl-item doc
    /// Text below sub-sub-heading.
    pub fn do_nothing() {}
}

/// # Top-doc Prose title
///
/// Text below title.
///
/// ## Top-doc Prose sub-heading
///
/// Text below sub-heading.
///
/// ### Top-doc Prose sub-sub-heading
///
/// Text below sub-sub-heading
pub enum HeavilyDocumentedEnum {
    /// # None prose title
    /// ## None prose sub-heading
    None,
    /// # Wrapped prose title
    /// ## Wrapped prose sub-heading
    Wrapped(
        /// # Wrapped.0 prose title
        /// ## Wrapped.0 prose sub-heading
        String,
        String,
    ),
    Structy {
        /// # Structy prose title
        /// ## Structy prose sub-heading
        alpha: String,
        beta: String,
    },
}

/// # Title for enum impl doc
///
/// Text below heading.
///
/// ## Sub-heading for enum impl doc
///
/// Text below sub-heading.
///
/// ### Sub-sub-heading for enum impl doc
///
/// Text below sub-sub-heading.
///
impl HeavilyDocumentedEnum {
    /// # Title for enum impl-item doc
    /// Text below title.
    /// ## Sub-heading for enum impl-item doc
    /// Text below sub-heading.
    /// ### Sub-sub-heading for enum impl-item doc
    /// Text below sub-sub-heading.
    pub fn do_nothing() {}
}

/// # Top-doc prose title
///
/// Text below heading.
///
/// ## Top-doc prose sub-heading
///
/// Text below heading.
pub union HeavilyDocumentedUnion {
    /// # Title for union variant
    /// ## Sub-heading for union variant
    pub nothing: (),
    pub something: f32,
}

/// # Title for union impl doc
/// ## Sub-heading for union impl doc
impl HeavilyDocumentedUnion {
    /// # Title for union impl-item doc
    /// ## Sub-heading for union impl-item doc
    pub fn do_nothing() {}
}

/// # Top-doc prose title
///
/// Text below heading.
///
/// ## Top-doc prose sub-heading
///
/// Text below heading.
#[macro_export]
macro_rules! heavily_documented_macro {
    () => {};
}

pub trait EmptyTrait1 {}
pub trait EmptyTrait2 {}
pub trait EmptyTrait3 {}

pub struct HasEmptyTraits{}

impl EmptyTrait1 for HasEmptyTraits {}
impl EmptyTrait2 for HasEmptyTraits {}
#[doc(cfg(feature = "some-feature"))]
impl EmptyTrait3 for HasEmptyTraits {}

mod macros;
pub use macros::*;

#[doc(alias = "AliasForTheStdReexport")]
pub use ::std as TheStdReexport;

pub mod details {
    /// We check the appearance of the `<details>`/`<summary>` in here.
    ///
    /// ## Hello
    ///
    /// <details>
    /// <summary><h4>I'm a summary</h4></summary>
    /// <div>I'm the content of the details!</div>
    /// </details>
    pub struct Details;

    impl Details {
        /// We check the appearance of the `<details>`/`<summary>` in here.
        ///
        /// ## Hello
        ///
        /// <details>
        /// <summary><h4>I'm a summary</h4></summary>
        /// <div>I'm the content of the details!</div>
        /// </details>
        pub fn method() {}
    }
}

pub mod doc_block_table {

    pub trait DocBlockTableTrait {
        fn foo();
    }

    /// Struct doc.
    ///
    /// | header1                  | header2                  |
    /// |--------------------------|--------------------------|
    /// | Lorem Ipsum, Lorem Ipsum | Lorem Ipsum, Lorem Ipsum |
    /// | Lorem Ipsum, Lorem Ipsum | Lorem Ipsum, Lorem Ipsum |
    /// | Lorem Ipsum, Lorem Ipsum | Lorem Ipsum, Lorem Ipsum |
    /// | Lorem Ipsum, Lorem Ipsum | Lorem Ipsum, Lorem Ipsum |
    pub struct DocBlockTable {}

    impl DocBlockTableTrait for DocBlockTable {
        /// Trait impl func doc for struct.
        ///
        /// | header1                  | header2                  |
        /// |--------------------------|--------------------------|
        /// | Lorem Ipsum, Lorem Ipsum | Lorem Ipsum, Lorem Ipsum |
        fn foo() {
            println!();
        }
    }

}

pub struct NotableStructWithLongName<R>(R);

impl<R: std::io::Read> NotableStructWithLongName<R> {
    pub fn create_an_iterator_from_read(r: R) -> NotableStructWithLongName<R> { Self(r) }
}

impl<R: std::io::Read> std::iter::Iterator for NotableStructWithLongName<R> {
    type Item = ();

    fn next(&mut self) -> Option<Self::Item> { () }
}

pub trait TraitWithNoDocblocks {
    fn first_fn(&self);
    fn second_fn(&self);
}

pub struct TypeWithNoDocblocks;

impl TypeWithNoDocblocks {
    fn x() -> Option<Self> {
        Some(Self)
    }
    fn y() -> Option<u32> {
        // code comment
        let t = Self::x()?;
        Some(0)
    }
}

impl TypeWithNoDocblocks {
    pub fn first_fn(&self) {}
    pub fn second_fn<'a>(&'a self) {
        let x = 12;
        let y = "a";
        let z = false;
    }
}

pub unsafe fn unsafe_fn() {}

pub fn safe_fn() {}

#[repr(C)]
pub struct WithGenerics<T: TraitWithNoDocblocks, S = String, E = WhoLetTheDogOut, P = i8> {
    pub s: S,
    pub t: T,
    pub e: E,
    pub p: P,
}

pub struct StructWithPublicUndocumentedFields {
    pub first: u32,
    pub second: u32,
}

pub const CONST: u8 = 0;

pub trait TraitWithoutGenerics {
    const C: u8 = CONST;
    type T = SomeType;

    fn foo();
}

pub mod trait_members {
    pub trait TraitMembers {
        /// Some type
        type Type;
        /// Some function
        fn function();
        /// Some other function
        fn function2();
    }
    pub struct HasTrait;
    impl TraitMembers for HasTrait {
        type Type = u8;
        fn function() {}
        fn function2() {}
    }
}

pub struct TypeWithImplDoc;

/// impl doc
impl TypeWithImplDoc {
    /// fn doc
    pub fn test_fn() {}
}

/// <sub id="codeblock-sub-1">
///
/// ```
/// one
/// ```
///
/// </sub>
///
/// <sub id="codeblock-sub-3">
///
/// ```
/// one
/// two
/// three
/// ```
///
/// </sub>
pub mod codeblock_sub {}
pub mod search_results {

    pub struct SearchResults {
        pub foo: i32,
    }

    #[macro_export]
    macro_rules! foo {
        () => {};
    }

}

pub mod fields {
    pub struct Struct {
        pub a: u8,
        pub b: u32,
    }
    pub union Union {
        pub a: u8,
        pub b: u32,
    }
    pub enum Enum {
        A {
            a: u8,
            b: u32,
        },
        B {
            a: u8,
            b: u32,
        },
    }
}

pub mod cfgs {
    #[doc(cfg(all(
        any(not(feature = "appservice-api-c"), not(feature = "appservice-api-s")),
        any(not(feature = "client"), not(feature = "server")),
    )))]
    /// Some docs.
    pub mod cfgs {}
}

pub struct ZyxwvutMethodDisambiguation;

impl ZyxwvutMethodDisambiguation {
    pub fn method_impl_disambiguation(&self) -> bool {
        true
    }
}

pub trait ZyxwvutTrait {
    fn method_impl_disambiguation(&self, x: usize) -> usize;
}

impl ZyxwvutTrait for ZyxwvutMethodDisambiguation {
    fn method_impl_disambiguation(&self, x: usize) -> usize {
        x
    }
}

pub mod foreign_impl_order {
    pub trait Foo<const W: usize> {
        fn f(&mut self, with: [u8; W]);
    }

    impl Foo<4> for [u8; 4] {
        fn f(&mut self, fg: [u8; 4]) {}
    }
    impl Foo<2> for [u8; 2] {
        fn f(&mut self, fg: [u8; 2]) {}
    }
    impl Foo<1> for [u8; 1] {
        fn f(&mut self, fg: [u8; 1]) {}
    }
    impl Foo<3> for [u8; 3] {
        fn f(&mut self, fg: [u8; 3]) {}
    }
}

pub mod private {
    pub struct Tuple(u32, u8);
    pub struct Struct {
        a: u8,
    }

    pub union Union {
        a: u8,
        b: u16,
    }

    pub enum Enum {
        A,
        #[doc(hidden)]
        B,
    }
}

/// ```
/// fn super_long_function_name_because_i_need_to_hit_the_limit_and_break_beyond_it() {
/// }
/// ```
///
/// ```text
/// fn super_long_function_name_because_i_need_to_hit_the_limit_and_break_beyond_it_v2() {
/// }
/// ```
pub mod trait_bounds {
    pub trait OneBound: Sized {}
    pub trait TwoBounds: Sized + Copy {}
    pub trait ThreeBounds: Sized + Copy + Eq {}
}

pub mod short_docs {
    /// mult_vec_num(x: &[f64], y: f64)
    pub fn mult_vec_num() {}

    /// subt_vec_num(x: &[f64], y: f64)
    pub fn subt_vec_num() {}
}

pub mod long_list {
    //! bla
    //!
    //! * Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque et libero ut leo
    //!   interdum laoreet vitae a mi. Aliquam erat volutpat. Suspendisse volutpat non quam non
    //!   commodo.
    //!
    //!   Praesent enim neque, imperdiet sed nisl at, lobortis egestas augue. Sed vitae tristique
    //!   augue. Phasellus vel pretium lectus.
    //! * Praesent enim neque, imperdiet sed nisl at, lobortis egestas augue. Sed vitae tristique
    //!   augue. Phasellus vel pretium lectus.
    //! * Praesent enim neque, imperdiet sed nisl at, lobortis egestas augue. Sed vitae tristique
    //!   augue. Phasellus vel pretium lectus.
    //!
    //! Another list:
    //!
    //! * [`TryFromBytes`](#a) indicates that a type may safely be converted from certain byte
    //!   sequence (conditional on runtime checks)
    //! * [`FromZeros`](#a) indicates that a sequence of zero bytes represents a valid instance of
    //!   a type
    //! * [`FromBytes`](#a) indicates that a type may safely be converted from an arbitrary byte
    //!   sequence
}

pub struct ImplDoc;

/// bla sondfosdnf sdfasd fadsd fdsa f ads fad sf sad f sad fasdfsafsa df dsafasdasd fsa dfadsfasd
/// fads fadfadd
///
/// bla
impl ImplDoc {
    pub fn bar() {}
}

/// bla
///
/// bla
impl ImplDoc {
    pub fn bar2() {}
}

// ignore-tidy-linelength
/// | this::is::a::kinda::very::long::header::number::one | this::is::a::kinda::very::long::header::number::two | this::is::a::kinda::very::long::header::number::three |
/// |-|-|-|
/// | bla | bli | blob |
impl ImplDoc {
    pub fn bar3() {}
}

/// # h1
///
/// bla
impl ImplDoc {
    pub fn bar4() {}
}

/// * list
/// * list
/// * list
impl ImplDoc {
    pub fn bar5() {}
}

pub trait ItemsTrait {
    /// You want doc, here is doc!
    ///
    /// blablala
    type F;

    /// You want doc, here is doc!
    ///
    /// blablala
    const X: u32;

    /// You want doc, here is doc!
    ///
    /// blablala
    fn foo() {}

    /// You want doc, here is doc!
    ///
    /// blablala
    fn bar();
}

pub mod SidebarSort {
    use std::cell::Cell;
    use std::sync::atomic::*;
    pub trait Sort {}

    impl Sort for u32 {}
    impl Sort for u8 {}
    impl Sort for u16 {}
    impl Sort for usize {}
    impl Sort for AtomicU32 {}
    impl Sort for AtomicU16 {}
    impl Sort for AtomicU8 {}
    impl Sort for AtomicBool {}
    impl Sort for Cell<u16> {}
    impl Sort for Cell<u8> {}
    impl<'a> Sort for &'a str {}
}

pub mod impls_indent {
    pub struct Context;

    /// Working with objects.
    ///
    /// # Safety
    ///
    /// Functions that take indices of locals do not check bounds on these indices;
    /// the caller must ensure that the indices are less than the number of locals
    /// in the current stack frame.
    impl Context {
    }

    /// Working with objects.
    ///
    /// # Safety
    ///
    /// Functions that take indices of locals do not check bounds on these indices;
    /// the caller must ensure that the indices are less than the number of locals
    /// in the current stack frame.
    impl Context {
        /// bla
        pub fn bar() {}
    }
}

pub mod tooltips {
    pub struct X;

    impl X {
        pub fn bar() -> Vec<u8> {
            Vec::new()
        }
    }

    pub fn bar() -> Vec<u8> {
        Vec::new()
    }
}

pub mod tyalias {
    pub struct X<T>(pub T);

    impl<T: std::fmt::Debug> X<T> {
        pub fn blob(&self) {}
    }

    pub type Y = X<u8>;
}