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Replace the panicking expect by tracked Errors

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This commit is contained in:
Kerollmops 2021-06-15 11:51:32 +02:00
parent f0e804afd5
commit a7d6930905
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GPG Key ID: 92ADA4E935E71FA4
5 changed files with 109 additions and 66 deletions
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137
milli/src/index.rs
View File

@ -7,7 +7,7 @@ use heed::{Database, PolyDatabase, RoTxn, RwTxn};
use heed::types::*;
use roaring::RoaringBitmap;
use crate::error::UserError;
use crate::error::{UserError, FieldIdMapMissingEntry, InternalError};
use crate::{Criterion, default_criteria, FacetDistribution, FieldsDistribution, Search};
use crate::{BEU32, DocumentId, ExternalDocumentsIds, FieldId, Result};
use crate::{
@ -304,14 +304,25 @@ impl Index {
self.main.get::<_, Str, SerdeBincode<Vec<&'t str>>>(rtxn, main_key::DISPLAYED_FIELDS_KEY)
}
pub fn displayed_fields_ids(&self, rtxn: &RoTxn) -> heed::Result<Option<Vec<FieldId>>> {
let fields_ids_map = self.fields_ids_map(rtxn)?;
let ids = self.displayed_fields(rtxn)?
.map(|fields| fields
.into_iter()
.map(|name| fields_ids_map.id(name).expect("Field not found"))
.collect::<Vec<_>>());
Ok(ids)
/// Identical to `displayed_fields`, but returns the ids instead.
pub fn displayed_fields_ids(&self, rtxn: &RoTxn) -> Result<Option<Vec<FieldId>>> {
match self.displayed_fields(rtxn)? {
Some(fields) => {
let fields_ids_map = self.fields_ids_map(rtxn)?;
let mut fields_ids = Vec::new();
for name in fields.into_iter() {
match fields_ids_map.id(name) {
Some(field_id) => fields_ids.push(field_id),
None => return Err(FieldIdMapMissingEntry::FieldName {
field_name: name.to_string(),
process: "Index::displayed_fields_ids",
}.into()),
}
}
Ok(Some(fields_ids))
},
None => Ok(None),
}
}
/* searchable fields */
@ -333,20 +344,22 @@ impl Index {
}
/// Identical to `searchable_fields`, but returns the ids instead.
pub fn searchable_fields_ids(&self, rtxn: &RoTxn) -> heed::Result<Option<Vec<FieldId>>> {
pub fn searchable_fields_ids(&self, rtxn: &RoTxn) -> Result<Option<Vec<FieldId>>> {
match self.searchable_fields(rtxn)? {
Some(names) => {
let fields_map = self.fields_ids_map(rtxn)?;
let mut ids = Vec::new();
for name in names {
let id = fields_map
.id(name)
.ok_or_else(|| format!("field id map must contain {:?}", name))
.expect("corrupted data: ");
ids.push(id);
Some(fields) => {
let fields_ids_map = self.fields_ids_map(rtxn)?;
let mut fields_ids = Vec::new();
for name in fields {
match fields_ids_map.id(name) {
Some(field_id) => fields_ids.push(field_id),
None => return Err(FieldIdMapMissingEntry::FieldName {
field_name: name.to_string(),
process: "Index::searchable_fields_ids",
}.into()),
}
}
Ok(Some(ids))
}
Ok(Some(fields_ids))
},
None => Ok(None),
}
}
@ -371,21 +384,25 @@ impl Index {
)?.unwrap_or_default())
}
/// Same as `filterable_fields`, but returns ids instead.
pub fn filterable_fields_ids(&self, rtxn: &RoTxn) -> heed::Result<HashSet<FieldId>> {
let filterable_fields = self.filterable_fields(rtxn)?;
/// Identical to `filterable_fields`, but returns ids instead.
pub fn filterable_fields_ids(&self, rtxn: &RoTxn) -> Result<HashSet<FieldId>> {
let fields = self.filterable_fields(rtxn)?;
let fields_ids_map = self.fields_ids_map(rtxn)?;
let filterable_fields = filterable_fields
.iter()
.map(|k| {
fields_ids_map
.id(k)
.ok_or_else(|| format!("{:?} should be present in the field id map", k))
.expect("corrupted data: ")
})
.collect();
Ok(filterable_fields)
let mut fields_ids = HashSet::new();
for name in fields {
match fields_ids_map.id(&name) {
Some(field_id) => {
fields_ids.insert(field_id);
},
None => return Err(FieldIdMapMissingEntry::FieldName {
field_name: name,
process: "Index::filterable_fields_ids",
}.into()),
}
}
Ok(fields_ids)
}
/* faceted documents ids */
@ -393,7 +410,7 @@ impl Index {
/// Returns the faceted fields names.
///
/// Faceted fields are the union of all the filterable, distinct, and Asc/Desc fields.
pub fn faceted_fields(&self, rtxn: &RoTxn) -> heed::Result<HashSet<String>> {
pub fn faceted_fields(&self, rtxn: &RoTxn) -> Result<HashSet<String>> {
let filterable_fields = self.filterable_fields(rtxn)?;
let distinct_field = self.distinct_field(rtxn)?;
let asc_desc_fields = self.criteria(rtxn)?
@ -412,21 +429,25 @@ impl Index {
Ok(faceted_fields)
}
/// Same as `faceted_fields`, but returns ids instead.
pub fn faceted_fields_ids(&self, rtxn: &RoTxn) -> heed::Result<HashSet<FieldId>> {
let faceted_fields = self.faceted_fields(rtxn)?;
/// Identical to `faceted_fields`, but returns ids instead.
pub fn faceted_fields_ids(&self, rtxn: &RoTxn) -> Result<HashSet<FieldId>> {
let fields = self.faceted_fields(rtxn)?;
let fields_ids_map = self.fields_ids_map(rtxn)?;
let faceted_fields = faceted_fields
.iter()
.map(|k| {
fields_ids_map
.id(k)
.ok_or_else(|| format!("{:?} should be present in the field id map", k))
.expect("corrupted data: ")
})
.collect();
Ok(faceted_fields)
let mut fields_ids = HashSet::new();
for name in fields.into_iter() {
match fields_ids_map.id(&name) {
Some(field_id) => {
fields_ids.insert(field_id);
},
None => return Err(FieldIdMapMissingEntry::FieldName {
field_name: name,
process: "Index::faceted_fields_ids",
}.into()),
}
}
Ok(fields_ids)
}
/* faceted documents ids */
@ -651,19 +672,23 @@ impl Index {
}
/// Returns the index creation time.
pub fn created_at(&self, rtxn: &RoTxn) -> heed::Result<DateTime<Utc>> {
let time = self.main
pub fn created_at(&self, rtxn: &RoTxn) -> Result<DateTime<Utc>> {
Ok(self.main
.get::<_, Str, SerdeJson<DateTime<Utc>>>(rtxn, main_key::CREATED_AT_KEY)?
.expect("Index without creation time");
Ok(time)
.ok_or(InternalError::DatabaseMissingEntry {
db_name: db_name::MAIN,
key: Some(main_key::CREATED_AT_KEY),
})?)
}
/// Returns the index last updated time.
pub fn updated_at(&self, rtxn: &RoTxn) -> heed::Result<DateTime<Utc>> {
let time = self.main
pub fn updated_at(&self, rtxn: &RoTxn) -> Result<DateTime<Utc>> {
Ok(self.main
.get::<_, Str, SerdeJson<DateTime<Utc>>>(rtxn, main_key::UPDATED_AT_KEY)?
.expect("Index without update time");
Ok(time)
.ok_or(InternalError::DatabaseMissingEntry {
db_name: db_name::MAIN,
key: Some(main_key::UPDATED_AT_KEY),
})?)
}
pub(crate) fn set_updated_at(&self, wtxn: &mut RwTxn, time: &DateTime<Utc>) -> heed::Result<()> {

6
milli/src/search/criteria/mod.rs
View File

@ -76,7 +76,7 @@ pub trait Context<'c> {
fn word_position_iterator(&self, word: &str, level: TreeLevel, in_prefix_cache: bool, left: Option<u32>, right: Option<u32>) -> heed::Result<Box<dyn Iterator<Item =heed::Result<((&'c str, TreeLevel, u32, u32), RoaringBitmap)>> + 'c>>;
fn word_position_last_level(&self, word: &str, in_prefix_cache: bool) -> heed::Result<Option<TreeLevel>>;
fn synonyms(&self, word: &str) -> heed::Result<Option<Vec<Vec<String>>>>;
fn searchable_fields_ids(&self) -> heed::Result<Vec<FieldId>>;
fn searchable_fields_ids(&self) -> Result<Vec<FieldId>>;
fn field_id_word_count_docids(&self, field_id: FieldId, word_count: u8) -> heed::Result<Option<RoaringBitmap>>;
fn word_level_position_docids(&self, word: &str, level: TreeLevel, left: u32, right: u32) -> heed::Result<Option<RoaringBitmap>>;
}
@ -174,7 +174,7 @@ impl<'c> Context<'c> for CriteriaBuilder<'c> {
self.index.words_synonyms(self.rtxn, &[word])
}
fn searchable_fields_ids(&self) -> heed::Result<Vec<FieldId>> {
fn searchable_fields_ids(&self) -> Result<Vec<FieldId>> {
match self.index.searchable_fields_ids(self.rtxn)? {
Some(searchable_fields_ids) => Ok(searchable_fields_ids),
None => Ok(self.index.fields_ids_map(self.rtxn)?.ids().collect()),
@ -478,7 +478,7 @@ pub mod test {
todo!()
}
fn searchable_fields_ids(&self) -> heed::Result<Vec<FieldId>> {
fn searchable_fields_ids(&self) -> Result<Vec<FieldId>> {
todo!()
}

14
milli/src/search/distinct/facet_distinct.rs
View File

@ -3,9 +3,11 @@ use std::mem::size_of;
use heed::types::ByteSlice;
use roaring::RoaringBitmap;
use super::{Distinct, DocIter};
use crate::error::InternalError;
use crate::heed_codec::facet::*;
use crate::index::db_name;
use crate::{DocumentId, FieldId, Index, Result};
use super::{Distinct, DocIter};
const FID_SIZE: usize = size_of::<FieldId>();
const DOCID_SIZE: usize = size_of::<DocumentId>();
@ -64,7 +66,10 @@ impl<'a> FacetDistinctIter<'a> {
let ((_, _, value), _) = item?;
let facet_docids = self
.facet_string_docids(value)?
.expect("Corrupted data: Facet values must exist");
.ok_or(InternalError::DatabaseMissingEntry {
db_name: db_name::FACET_ID_STRING_DOCIDS,
key: None,
})?;
self.excluded.union_with(&facet_docids);
}
@ -80,7 +85,10 @@ impl<'a> FacetDistinctIter<'a> {
let ((_, _, value), _) = item?;
let facet_docids = self
.facet_number_docids(value)?
.expect("Corrupted data: Facet values must exist");
.ok_or(InternalError::DatabaseMissingEntry {
db_name: db_name::FACET_ID_F64_DOCIDS,
key: None,
})?;
self.excluded.union_with(&facet_docids);
}

9
milli/src/search/mod.rs
View File

@ -13,7 +13,7 @@ use meilisearch_tokenizer::{Analyzer, AnalyzerConfig};
use once_cell::sync::Lazy;
use roaring::bitmap::RoaringBitmap;
use distinct::{Distinct, DocIter, FacetDistinct, NoopDistinct};
use crate::error::FieldIdMapMissingEntry;
use crate::search::criteria::r#final::{Final, FinalResult};
use crate::{Index, DocumentId, Result};
@ -22,6 +22,8 @@ pub use self::matching_words::MatchingWords;
pub(crate) use self::facet::ParserRule;
use self::query_tree::QueryTreeBuilder;
use distinct::{Distinct, DocIter, FacetDistinct, NoopDistinct};
// Building these factories is not free.
static LEVDIST0: Lazy<LevBuilder> = Lazy::new(|| LevBuilder::new(0, true));
static LEVDIST1: Lazy<LevBuilder> = Lazy::new(|| LevBuilder::new(1, true));
@ -142,7 +144,10 @@ impl<'a> Search<'a> {
None => self.perform_sort(NoopDistinct, matching_words, criteria),
Some(name) => {
let field_ids_map = self.index.fields_ids_map(self.rtxn)?;
let id = field_ids_map.id(name).expect("distinct not present in field map");
let id = field_ids_map.id(name).ok_or_else(|| FieldIdMapMissingEntry::FieldName {
field_name: name.to_string(),
process: "fetching distint attribute",
})?;
let distinct = FacetDistinct::new(id, self.index, self.rtxn);
self.perform_sort(distinct, matching_words, criteria)
}

9
milli/src/update/delete_documents.rs
View File

@ -7,7 +7,7 @@ use heed::types::{ByteSlice, Unit};
use roaring::RoaringBitmap;
use serde_json::Value;
use crate::error::{InternalError, UserError};
use crate::error::{InternalError, FieldIdMapMissingEntry, UserError};
use crate::heed_codec::CboRoaringBitmapCodec;
use crate::index::{db_name, main_key};
use crate::{Index, DocumentId, FieldId, BEU32, SmallString32, ExternalDocumentsIds, Result};
@ -84,7 +84,12 @@ impl<'t, 'u, 'i> DeleteDocuments<'t, 'u, 'i> {
key: Some(main_key::PRIMARY_KEY_KEY),
}
})?;
let id_field = fields_ids_map.id(primary_key).expect(r#"the field "id" to be present"#);
let id_field = fields_ids_map.id(primary_key).ok_or_else(|| {
FieldIdMapMissingEntry::FieldName {
field_name: primary_key.to_string(),
process: "DeleteDocuments::execute",
}
})?;
let Index {
env: _env,