14948293385

Committed 10 May 2025 07:04PM UTC coverage: 57.937% (+0.2%) from 57.742%

Build # 14948293385

Build Type

push

github

Committed by

fasterthanlime

Commit Message

Introduce as_mut_ptr, fix array tests under miri

Run Details

6 of 35 new or added lines in 7 files covered. (17.14%)

371 existing lines in 4 files now uncovered.

8639 of 14911 relevant lines covered (57.94%)

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5.45

/facet-core/src/types/def/array.rs

use crate::{PtrMut, ptr::PtrConst};

use super::Shape;

/// Fields for array types
#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug)]
#[repr(C)]
#[non_exhaustive]
pub struct ArrayDef {
    /// vtable for interacting with the array
    pub vtable: &'static ArrayVTable,

    /// shape of the items in the array
    pub t: &'static Shape,

    /// The length of the array
    pub n: usize,
}

impl ArrayDef {
    /// Returns a builder for ArrayDef
    pub const fn builder() -> ArrayDefBuilder {
        ArrayDefBuilder::new()
    }

    /// Returns the shape of the items in the array
    pub fn t(&self) -> &'static Shape {
        self.t
    }
}

/// Builder for ArrayDef
pub struct ArrayDefBuilder {
    vtable: Option<&'static ArrayVTable>,
    t: Option<&'static Shape>,
    n: Option<usize>,
}

impl ArrayDefBuilder {
    /// Creates a new ArrayDefBuilder
    #[allow(clippy::new_without_default)]
    pub const fn new() -> Self {
        Self {
            vtable: None,
            t: None,
            n: None,
        }
    }

    /// Sets the vtable for the ArrayDef
    pub const fn vtable(mut self, vtable: &'static ArrayVTable) -> Self {
        self.vtable = Some(vtable);
        self
    }

    /// Sets the item shape for the ArrayDef
    pub const fn t(mut self, t: &'static Shape) -> Self {
        self.t = Some(t);
        self
    }

    /// Sets the length for the ArrayDef (added method)
    pub const fn n(mut self, n: usize) -> Self {
        self.n = Some(n);
        self
    }

    /// Builds the ArrayDef
    pub const fn build(self) -> ArrayDef {
        ArrayDef {
            vtable: self.vtable.unwrap(),
            t: self.t.unwrap(),
            n: self.n.unwrap(),
        }
    }
}

/// Get pointer to the data buffer of the array.
///
/// # Safety
///
/// The `array` parameter must point to aligned, initialized memory of the correct type.
pub type ArrayAsPtrFn = unsafe fn(array: PtrConst) -> PtrConst;

/// Get mutable pointer to the data buffer of the array.
///
/// # Safety
///
/// The `array` parameter must point to aligned, initialized memory of the correct type.
pub type ArrayAsMutPtrFn = unsafe fn(array: PtrMut) -> PtrMut;

/// Virtual table for an array
#[derive(Clone, Copy, Debug, Hash, PartialEq, Eq)]
#[repr(C)]
#[non_exhaustive]
pub struct ArrayVTable {
    /// cf. [`ArrayAsPtrFn`]
    pub as_ptr: ArrayAsPtrFn,

    /// cf. [`ArrayAsMutPtrFn`]
    pub as_mut_ptr: ArrayAsMutPtrFn,
}

impl ArrayVTable {
    /// Returns a builder for ListVTable
    pub const fn builder() -> ArrayVTableBuilder {
        ArrayVTableBuilder::new()
    }
}

/// Builds a [`ArrayVTable`]
pub struct ArrayVTableBuilder {
    as_ptr_fn: Option<ArrayAsPtrFn>,
    as_mut_ptr_fn: Option<ArrayAsMutPtrFn>,
}

impl ArrayVTableBuilder {
    /// Creates a new [`ArrayVTableBuilder`] with all fields set to `None`.
    #[allow(clippy::new_without_default)]
    pub const fn new() -> Self {
        Self {
            as_ptr_fn: None,
            as_mut_ptr_fn: None,
        }
    }

    /// Sets the as_ptr field
    pub const fn as_ptr(mut self, f: ArrayAsPtrFn) -> Self {
        self.as_ptr_fn = Some(f);
        self
    }

    /// Sets the as_mut_ptr field
    pub const fn as_mut_ptr(mut self, f: ArrayAsMutPtrFn) -> Self {
        self.as_mut_ptr_fn = Some(f);
        self
    }

    /// Builds the [`ArrayVTable`] from the current state of the builder.
    ///
    /// # Panics
    ///
    /// This method will panic if any of the required fields are `None`.
    pub const fn build(self) -> ArrayVTable {
        ArrayVTable {
            as_ptr: self.as_ptr_fn.unwrap(),
            as_mut_ptr: self.as_mut_ptr_fn.unwrap(),
        }
    }
}

1	use crate::{PtrMut, ptr::PtrConst};
2
3	use super::Shape;
4
5	/// Fields for array types
6	#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug)]
7	#[repr(C)]
8	#[non_exhaustive]
9	pub struct ArrayDef {
10	/// vtable for interacting with the array
11	pub vtable: &'static ArrayVTable,
12
13	/// shape of the items in the array
14	pub t: &'static Shape,
15
16	/// The length of the array
17	pub n: usize,
18	}
19
20	impl ArrayDef {
21	/// Returns a builder for ArrayDef
22	pub const fn builder() -> ArrayDefBuilder {	×
23	ArrayDefBuilder::new()	×
24	}	×
25
26	/// Returns the shape of the items in the array
27	pub fn t(&self) -> &'static Shape {	6✔
28	self.t	6✔
29	}	6✔
30	}
31
32	/// Builder for ArrayDef
33	pub struct ArrayDefBuilder {
34	vtable: Option<&'static ArrayVTable>,
35	t: Option<&'static Shape>,
36	n: Option<usize>,
37	}
38
39	impl ArrayDefBuilder {
40	/// Creates a new ArrayDefBuilder
41	#[allow(clippy::new_without_default)]
42	pub const fn new() -> Self {	×
43	Self {	×
44	vtable: None,	×
45	t: None,	×
46	n: None,	×
47	}	×
48	}	×
49
50	/// Sets the vtable for the ArrayDef
51	pub const fn vtable(mut self, vtable: &'static ArrayVTable) -> Self {	×
52	self.vtable = Some(vtable);	×
53	self	×
54	}	×
55
56	/// Sets the item shape for the ArrayDef
57	pub const fn t(mut self, t: &'static Shape) -> Self {	×
58	self.t = Some(t);	×
59	self	×
60	}	×
61
62	/// Sets the length for the ArrayDef (added method)
63	pub const fn n(mut self, n: usize) -> Self {	×
64	self.n = Some(n);	×
65	self	×
66	}	×
67
68	/// Builds the ArrayDef
69	pub const fn build(self) -> ArrayDef {	×
70	ArrayDef {	×
71	vtable: self.vtable.unwrap(),	×
72	t: self.t.unwrap(),	×
73	n: self.n.unwrap(),	×
74	}	×
75	}	×
76	}
77
78	/// Get pointer to the data buffer of the array.
79	///
80	/// # Safety
81	///
82	/// The `array` parameter must point to aligned, initialized memory of the correct type.
83	pub type ArrayAsPtrFn = unsafe fn(array: PtrConst) -> PtrConst;
84
85	/// Get mutable pointer to the data buffer of the array.
86	///
87	/// # Safety
88	///
89	/// The `array` parameter must point to aligned, initialized memory of the correct type.
90	pub type ArrayAsMutPtrFn = unsafe fn(array: PtrMut) -> PtrMut;
91
92	/// Virtual table for an array
93	#[derive(Clone, Copy, Debug, Hash, PartialEq, Eq)]
94	#[repr(C)]
95	#[non_exhaustive]
96	pub struct ArrayVTable {
97	/// cf. [`ArrayAsPtrFn`]
98	pub as_ptr: ArrayAsPtrFn,
99
100	/// cf. [`ArrayAsMutPtrFn`]
101	pub as_mut_ptr: ArrayAsMutPtrFn,
102	}
103
104	impl ArrayVTable {
105	/// Returns a builder for ListVTable
106	pub const fn builder() -> ArrayVTableBuilder {	×
107	ArrayVTableBuilder::new()	×
108	}	×
109	}
110
111	/// Builds a [`ArrayVTable`]
112	pub struct ArrayVTableBuilder {
113	as_ptr_fn: Option<ArrayAsPtrFn>,
114	as_mut_ptr_fn: Option<ArrayAsMutPtrFn>,
115	}
116
117	impl ArrayVTableBuilder {
118	/// Creates a new [`ArrayVTableBuilder`] with all fields set to `None`.
119	#[allow(clippy::new_without_default)]
120	pub const fn new() -> Self {	×
NEW 121	Self {	×
NEW 122	as_ptr_fn: None,	×
NEW 123	as_mut_ptr_fn: None,	×
NEW 124	}	×
UNCOV 125	}	×
126
127	/// Sets the as_ptr field
128	pub const fn as_ptr(mut self, f: ArrayAsPtrFn) -> Self {	×
129	self.as_ptr_fn = Some(f);	×
130	self	×
131	}	×
132
133	/// Sets the as_mut_ptr field
NEW 134	pub const fn as_mut_ptr(mut self, f: ArrayAsMutPtrFn) -> Self {	×
NEW 135	self.as_mut_ptr_fn = Some(f);	×
NEW 136	self	×
NEW 137	}	×
138
139	/// Builds the [`ArrayVTable`] from the current state of the builder.
140	///
141	/// # Panics
142	///
143	/// This method will panic if any of the required fields are `None`.
144	pub const fn build(self) -> ArrayVTable {	×
145	ArrayVTable {	×
146	as_ptr: self.as_ptr_fn.unwrap(),	×
NEW 147	as_mut_ptr: self.as_mut_ptr_fn.unwrap(),	×
148	}	×
149	}	×
150	}

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