text_indexing 0.14.0

Dart library for creating an inverted index on a collection of text documents.

THIS PACKAGE IS PRE-RELEASE, IN ACTIVE DEVELOPMENT AND SUBJECT TO DAILY BREAKING CHANGES.

0.14.0

Breaking Changes:

• Removed class TextSource.

• Removed class Sentence.

• Removed class TermPair.

• Removed TextAnalyzerConfiguration.sentenceSplitter from TextAnalyzerConfiguration interface.

• Changed TextAnalyzer.tokenize return value to List<Token>.

• Changed TextAnalyzer.tokenizeJson return value to List<Token>.

• Re-structured codebase.

• Updated dependencies, tests, examples and documentation.

0.13.0+3

Updated documentation.

0.13.0+2

Updated documentation.

0.13.0+1

Updated documentation.

0.13.0

BREAKING CHANGES

Breaking changes:

• Removed TextIndexer.async, TextIndexer.index and TextIndexer.inMemory factory constructors.

• Added a new unnamed factory constructor for TextIndexer.

• Re-structured codebase.

• Updated dependencies, tests, examples and documentation.

0.12.0+1

Updated dependencies and documentation.

0.12.0

BREAKING CHANGES

Breaking changes:

• Added method InvertedIndex.getKGramIndex to InvertedIndex interface.
• Added method InvertedIndex.upsertKGramIndex to InvertedIndex interface.
• Added field InvertedIndex.k to InvertedIndex interface.
• Removed field TextIndexer.postingsStream.
• Renamed method TextIndexer.emit to TextIndexer.updateIndexes.
• Added AsyncIndex.k, AsyncIndex.kGramIndexLoader and AsyncIndex.kGramIndexUpdater final fields and parameters to AsyncIndex class.
• Added InMemoryIndex.k, and InMemoryIndex.kGramIndex final fields and parameters to InMemoryIndex class.

New:

• Type alias KGramIndex.
• Type alias KGramIndexLoader.
• Type alias KGramIndexUpdater.
• Extension method void KGramIndex.addTermKGrams(Term term, Iterable<KGram> kGrams).

Updated dependencies, tests, examples and documentation.

0.11.0

New:

• Mixin class AsyncCallbackIndexMixin.
• Mixin class InMemoryIndexMixin.

Updated dependencies, tests, examples and documentation.

0.10.0

Breaking changes:

• TextIndexerBase default generative constructor is no longer marked const as it has a method body that initializes listeners to TextIndexer.documentStream and TextIndexer.collectionStream.

New:

• Input stream fields TextIndexer.documentStream and TextIndexer.collectionStream added to TextIndexer interface.-
• Optional named parameter Stream<Map<String, Map<String, dynamic>>>? collectionStream added to added to TextIndexer.async, TextIndexer.inMemory and TextIndexer.index factory contructors.

Updated dependencies, tests, examples and documentation.

0.9.0

Breaking changes:

• Renamed InvertedPositionalZoneIndex interface to InvertedIndex.
• Renamed TextIndexer.instance factory to TextIndexer.index.
• Parameter dictionaryLengthLoader added to AsynCallbackIndex constructor;
• Parameter dictionaryLengthLoader added to AsyncIndexer constructor;
• Parameter dictionaryLengthLoader added to TextIndexer.async factory constructor;
• Removed class InMemoryIndexer, use factory constructor TextIndexer.inMemory in stead.
• Removed class AsyncIndexer, use factory constructor TextIndexer.async in stead.

New:

• Type definition FtdPostings.
• Type definition IdFtIndex.
• Type definition IdFt.
• Type definition ZoneWeightMap.
• Field getter Future<int> InvertedIndex.vocabularyLength.
• Field getter Future<int> Function() AsynCallbackIndex.dictionaryLengthLoader;
• Field getter int InvertedIndex.phraseLength.
• Field getter ZoneWeightMap InvertedIndex.zones.
• Optional named parameter ZoneWeightMap zones added to TextIndexer.async factory.
• Optional named parameter ZoneWeightMap zones added to TextIndexer.inMemory factory.
• Method Future<FtdPostings> InvertedIndex.getFtdPostings(Iterable<Term>, int).
• Method Future<IdFtIndex> InvertedIndex.getIdFtIndex(Iterable<Term>).
• Method Future<Dictionary> InvertedIndex.getTfIndex(Iterable<Term>).

Updated dependencies, tests, examples and documentation.

0.8.0+1

Updated dependencies

0.8.0

BREAKING CHANGES

Breaking changes:

• Implementation of TextIndexer.indexText changed to also insert postings for every pair of terms in the source text.

Updated dependencies, tests, examples and documentation.

0.7.2+1

Updated dependencies

0.7.2

Updated dependencies

0.7.1

Updated dependencies

0.7.0

BREAKING CHANGES

Breaking changes:

• Renamed Postings.documents extension method to Postings.docIds.

New:

• Extension method Set<DocId> containsAll(Iterable<Term>)
• Extension method Set<DocId> containsAny(Iterable<Term>)

Updated dependencies, tests, examples and documentation.

0.6.0

BREAKING CHANGES

Breaking changes:

• Changed signature of extension method Postings.termPostingsList(Term) to Postings.termPostingsList([Iterable<Term>?]).
• Removed field InMemoryIndexer.dictionary. Use InMemoryIndexer.index.dictionary instead.
• Removed field InMemoryIndexer.postings. Use InMemoryIndexer.index.postings instead.
• Removed method TextIndexer.upsertDictionary. Use TextIndexer.index.upsertDictionary instead;
• Removed method TextIndexer.getDictionary. Use TextIndexer.index.getDictionary instead;
• Removed method TextIndexer.getPostings. Use TextIndexer.index.getPostings instead;
• Removed method TextIndexer.upsertPostings. Use TextIndexer.index.upsertPostings instead.
• Removed field InMemoryIndexer.dictionary. Use index.dictionary instead.
• Removed field InMemoryIndexer.postings. Use index.postings instead.
• Added new field InvertedIndex.analyzer, changing the signatures of factory constructors TextIndexer.inMemory and 'TextIndexer.async'.

Updated dependencies, tests, examples and documentation.

0.6.0-2

BREAKING CHANGES

Breaking changes:

• Changed signature of extension method Postings.termPostingsList(Term) to Postings.termPostingsList([Iterable<Term>?]).

Updated dependencies, tests, examples and documentation.

0.6.0-1

BREAKING CHANGES

Updated dependencies, tests, examples and documentation.

0.5.0

BREAKING CHANGES

Deprecated:

• Field InMemoryIndexer.dictionary is deprecated. Use index.dictionary instead.
• Field InMemoryIndexer.postings is deprecated. Use index.postings instead.

Updated dependencies, tests, examples and documentation.

0.4.0

BREAKING CHANGES

Breaking changes:

• Renamed method TextIndexer.index to TextIndexer.indexText.
• Renamed class PersistedIndexer to AsyncIndexer.

New:

• InvertedIndex interface and implementation.
• TextIndexer.index field getter.
• TextIndexer.index factory constructor.
• TextIndexer.async factory constructor.
• TextIndexer.inMemory factory constructor.

Deprecated:

• Method TextIndexer.upsertDictionary is deprecated. Use TextIndexer.index.upsertDictionary instead;
• Method TextIndexer.getDictionary is deprecated. Use TextIndexer.index.getDictionary instead;
• Method TextIndexer.getPostings is deprecated. Use TextIndexer.index.getPostings instead;
• Method TextIndexer.upsertPostings is deprecated. Use TextIndexer.index.upsertPostings instead.
• Field InMemoryIndexer.dictionary is deprecated. Use index.dictionary instead.
• Field InMemoryIndexer.postings is deprecated. Use index.postings instead.

Updated dependencies, tests, examples and documentation.

0.3.2

New:

• JSON and JsonCollection type aliases.
• TextIndexer.indexCollection method.
• PostingsExtension.documents getter.

Updated dependencies, tests, examples and documentation.

0.3.1

New:

• JSON and JsonCollection type aliases.
• implemented TextIndexer.indexCollection method.

Updated dependencies, tests, examples and documentation.

0.3.0

BREAKING CHANGES

Breaking changes:

• Removed interface Document.

0.2.0

BREAKING CHANGES

New:

• ZonePostings, DocumentPostings, and FieldPostingsEntry type definitions.
• Ft, Pt, TermPositions and DocId type aliases.
• interface Document.

Breaking changes:

• Replaced object-model class PostingsEntry with typedef PostingsEntry.
• Replaced object-model class DocumentPostingsEntry with typedef DocumentPostingsEntry.
• Replaced object-model class DictionaryEntry with typedef DictionaryEntry.

Restructured and simplified the codebase.

Updated dependencies, tests, examples and documentation.

0.1.0

New:

• ITextIndexer.indexJson method.

Updated dependencies, tests, examples and documentation.

0.0.2+1

Updated dependencies, tests, examples and documentation.

0.0.2

New:

• text_analysis package to exports.

Updated dependencies, tests, examples and documentation.

0.0.1+10

Updated dependencies, tests, examples and documentation.

0.0.1+9

Updated dependencies, tests, examples and documentation.

0.0.1+8

Updated dependencies, tests, examples and documentation.

0.0.1+7

Updated dependencies, tests, examples and documentation.

0.0.1+6

Re-worked private methods to suit changes in text_analysis package.

Updated dependencies, tests, examples and documentation.

0.0.1+5

• Updated dependencies.

0.0.1+4

Updated dependencies, tests, examples and documentation.

0.0.1+3

Updated dependencies, tests, examples and documentation.

0.0.1+2

Updated documentation.

0.0.1+1

Updated dependencies, tests, examples and documentation.

0.0.1

BREAKING CHANGES

Interfaces finalized (see breaking changes)

Breaking changes:

• TermDictionary renamed Dictionary.
• DocumentPostingsEntry renamed Postings.
• PostingsMapEntry renamed PostingsEntry.
• Term renamed DictionaryEntry.
• TermPositions renamed DocumentPostingsEntry.
• AsyncIndexer implementation.
• TextIndexerBase implementation.
• InMemoryIndexer implementation.

Updated dependencies, tests, examples and documentation.

0.0.1-beta.4

Updated dependencies, tests, examples and documentation.

0.0.1-beta.3

BREAKING CHANGES

New:

• AsyncIndexer class.

Breaking changes:

• TextIndexerBase implementation.
• InMemoryIndexer implementation.

Updated dependencies, tests, examples and documentation.

0.0.1-beta.2

New:

• TextIndexerBase.
• InMemoryIndexer.

Updated dependencies, tests, examples and documentation.

0.0.1-beta.1

Initial version.