73 lines
2.1 KiB
Rust
73 lines
2.1 KiB
Rust
use serde::{Deserialize, Serialize};
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use zerocopy::{AsBytes, FromBytes};
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/// Represent an internally generated document unique identifier.
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///
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/// It is used to inform the database the document you want to deserialize.
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/// Helpful for custom ranking.
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#[derive(
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Debug,
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Copy,
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Clone,
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Eq,
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PartialEq,
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PartialOrd,
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Ord,
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Hash,
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Serialize,
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Deserialize,
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AsBytes,
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FromBytes,
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)]
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#[repr(C)]
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pub struct DocumentId(pub u64);
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/// This structure represent the position of a word
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/// in a document and its attributes.
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///
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/// This is stored in the map, generated at index time,
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/// extracted and interpreted at search time.
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#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, AsBytes, FromBytes)]
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#[repr(C)]
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pub struct DocIndex {
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/// The document identifier where the word was found.
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pub document_id: DocumentId,
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/// The attribute in the document where the word was found
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/// along with the index in it.
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pub attribute: u16,
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pub word_index: u16,
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/// The position in bytes where the word was found
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/// along with the length of it.
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///
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/// It informs on the original word area in the text indexed
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/// without needing to run the tokenizer again.
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pub char_index: u16,
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pub char_length: u16,
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}
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/// This structure represent a matching word with informations
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/// on the location of the word in the document.
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///
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/// The order of the field is important because it defines
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/// the way these structures are ordered between themselves.
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#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
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pub struct Highlight {
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/// The attribute in the document where the word was found
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/// along with the index in it.
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pub attribute: u16,
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/// The position in bytes where the word was found.
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///
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/// It informs on the original word area in the text indexed
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/// without needing to run the tokenizer again.
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pub char_index: u16,
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/// The length in bytes of the found word.
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///
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/// It informs on the original word area in the text indexed
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/// without needing to run the tokenizer again.
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pub char_length: u16,
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}
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