ExtractAttr extracts a selector from the given document using the given attribute.

ExtractCSS extracts the given CSS selector from the given document.

ExtractJSONLD extracts the given JSON-LD attribute from the given document.

ExtractMeta extracts the given meta tag from the given document.

NewReadableRule creates a new ReadableRule.

AuthorRule is the rule for extracting the author information from a page.

BaseRule is the base rule for all rules.

CanonicalRule is the rule for extracting the canonical URL of a page.

DateRule is the rule for extracting the date information from a page.

DescriptionRule is the rule for extracting the description information from a page.

ExtractionStrategy is the strategy for extracting a value.

FaviconRule is the rule for extracting the favicon URL of a page.

FeedRule is the rule for extracting the feed URL of a page.

LangRule is the rule for extracting the language information from a page.

LeadImageRule is the rule for extracting the lead image from a page.

PublisherRule is the rule for extracting the publisher information from a page.

ReadableRule is the rule for extracting the readable content.

SiteNameRule is the rule for extracting the site name information from a page.

TitleRule is the rule for extracting the title information from a page.

ExtractResult is the result of an extraction.

A Rule is a rule for extracting a value from a node.

ExtractFunc is the function signature for all extractors that can be used in a strategy.