dirstate-v2: Name a constant in the Rust implementation
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SimonSapin retitled this revision from dirstate-v2: minor cleanup to the rust implementation to dirstate-v2: Name a constant in the Rust implementation.

SimonSapin edited the summary of this revision. (Show Details)

SimonSapin added a child revision: D11621: dirstate: Move more methods to the _dirstatemapcommon base class.

SimonSapin removed a child revision: D11518: dirstate-v2: initial Python parser.

SimonSapin updated this revision to Diff 30684.

SimonSapin mentioned this in D11620: dirstate-v2: Swap the order of size and mtime on disk.Oct 8 2021, 8:07 AM

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SimonSapin added a commit: rHG47fabca85457: dirstate-v2: Name a constant in the Rust implementation.Oct 12 2021, 2:08 PM

Closed by commit rHG47fabca85457: dirstate-v2: Name a constant in the Rust implementation (authored by SimonSapin). · Explain Why

This revision was automatically updated to reflect the committed changes.

SimonSapin removed a child revision: D11621: dirstate: Move more methods to the _dirstatemapcommon base class.Oct 13 2021, 1:24 PM

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			Path	Packages
M			rust/hg-core/src/dirstate_tree/on_disk.rs (4 lines)

Diff	ID	Description	Created	Lint	Unit
Base		Base
Diff 1	30498		Oct 1 2021, 9:51 AM	★	★
Diff 2	30614		Oct 3 2021, 7:45 AM	★	★
Diff 3	30619		Oct 3 2021, 7:51 AM	★	★
Diff 4	30684		Oct 8 2021, 8:06 AM	★	★
Diff 5	30757		Oct 12 2021, 2:03 PM	★	★
Diff 6	30762	rHG47fabca85457ef4d23e7df98dd17d81c08104d36	Oct 3 2021, 7:14 AM	★	★

Commit	Parents	Author	Summary	Date
6d5c7ef311e8	03d9d1e82697	Simon Sapin		Oct 3 2021, 7:14 AM

Status	Author	Revision
Closed	SimonSapin	D11635 dirstate-v2: Replace the 32-bit `mode` field with two bits
Closed	SimonSapin	D11634 dirstate-v2: Store unsigned integers inside DirstateEntry
Closed	SimonSapin	D11633 dirstate-v2: Truncate directory mtimes to 31 bits of seconds
Closed	SimonSapin	D11632 dirstate-v2: Separate Rust structs for Timestamp and PackedTimestamp
Closed	SimonSapin	D11629 dirstate-v2: Change the representation of negative directory mtime
Closed	SimonSapin	D11631 dirstate-v2: Only convert from SystemTime to Timestamp and not back
Abandoned	SimonSapin	D11624 dirstate-v2: Change the representation of negative directory mtime
Closed	marmoute	D11547 dirstate-v2: Name a constant in the Rust implementation
Closed	SimonSapin	D11620 dirstate-v2: Swap the order of size and mtime on disk
Closed	SimonSapin	D11625 dirstate-v2: Document flags/mode/size/mtime fields of tree nodes
Closed	SimonSapin	D11623 dirstate-v2: Use "byte sequence" in docs

Diff 30684

rust/hg-core/src/dirstate_tree/on_disk.rs


	pub(super) const IGNORE_PATTERNS_HASH_LEN: usize = 20;			pub(super) const IGNORE_PATTERNS_HASH_LEN: usize = 20;
	pub(super) type IgnorePatternsHash = [u8; IGNORE_PATTERNS_HASH_LEN];			pub(super) type IgnorePatternsHash = [u8; IGNORE_PATTERNS_HASH_LEN];

	/// Must match the constant of the same name in			/// Must match the constant of the same name in
	/// `mercurial/dirstateutils/docket.py`			/// `mercurial/dirstateutils/docket.py`
	const TREE_METADATA_SIZE: usize = 44;			const TREE_METADATA_SIZE: usize = 44;

				const NODE_SIZE: usize = 43;

	/// Make sure that size-affecting changes are made knowingly			/// Make sure that size-affecting changes are made knowingly
	#[allow(unused)]			#[allow(unused)]
	fn static_assert_size_of() {			fn static_assert_size_of() {
	let _ = std::mem::transmute::<TreeMetadata, [u8; TREE_METADATA_SIZE]>;			let _ = std::mem::transmute::<TreeMetadata, [u8; TREE_METADATA_SIZE]>;
	let _ = std::mem::transmute::<DocketHeader, [u8; TREE_METADATA_SIZE + 81]>;			let _ = std::mem::transmute::<DocketHeader, [u8; TREE_METADATA_SIZE + 81]>;
	let _ = std::mem::transmute::<Node, [u8; 43]>;			let _ = std::mem::transmute::<Node, [u8; NODE_SIZE]>;
	}			}

	// Must match `HEADER` in `mercurial/dirstateutils/docket.py`			// Must match `HEADER` in `mercurial/dirstateutils/docket.py`
	#[derive(BytesCast)]			#[derive(BytesCast)]
	#[repr(C)]			#[repr(C)]
	struct DocketHeader {			struct DocketHeader {
	marker: [u8; V2_FORMAT_MARKER.len()],			marker: [u8; V2_FORMAT_MARKER.len()],
	parent_1: [u8; STORED_NODE_ID_BYTES],			parent_1: [u8; STORED_NODE_ID_BYTES],

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rust/hg-core/src/dirstate_tree/on_disk.rs

dirstate-v2: Name a constant in the Rust implementation
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