TagsProcessor class

Helper class to extract and process search tags from objects. The search tags can be kept individually or embedded as hash tags inside text like 'This text has #hash_tag that can be used for search.'

Constructors

TagsProcessor()

Properties

hashCode → int
The hash code for this object. [...]
read-only, inherited
runtimeType → Type
A representation of the runtime type of the object.
read-only, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toString() → String
Returns a string representation of this object.
inherited

Operators

operator ==(dynamic other) → bool
The equality operator. [...]
inherited

Static Methods

compressTag(String tag) → String
Compress a tag by removing special symbols like spaces, '_' and '#' and converting the tag to lower case. When tags are compressed they can be matched in search queries. [...]
compressTagList(String tagList) → List<String>
Compresses a comma-separated list of tags. [...]
compressTags(List<String> tags) → List<String>
Compresses a list of tags. [...]
equalTags(String tag1 String tag2) → bool
Compares two tags using their compressed form. [...]
extractHashTags(String text) → List<String>
Extracts hash tags from a text. [...]
extractHashTagsFromValue(dynamic obj, List<String> searchFields) → List<String>
Extracts hash tags from selected fields in an object. [...]
normalizeTag(String tag) → String
Normalizes a tag by replacing special symbols like '_' and '#' with spaces. When tags are normalized then can be presented to user in similar shape and form. [...]
normalizeTagList(String tagList) → List<String>
Normalizes a comma-separated list of tags. [...]
normalizeTags(List<String> tags) → List<String>
Normalizes a list of tags. [...]