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Switch to structs in extractors.cr for performance
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@ -27,7 +27,7 @@ end
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# They're accessed through the process() method which validates the given data as applicable
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# They're accessed through the process() method which validates the given data as applicable
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# to their specific struct and then use the internal parse() method to assemble the struct
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# to their specific struct and then use the internal parse() method to assemble the struct
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# specific to their category.
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# specific to their category.
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private class ItemParser
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private abstract struct ItemParser
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# Base type for all item parsers.
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# Base type for all item parsers.
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def process(item : JSON::Any, author_fallback : AuthorFallback)
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def process(item : JSON::Any, author_fallback : AuthorFallback)
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end
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end
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@ -36,7 +36,7 @@ private class ItemParser
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end
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end
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end
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end
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private class VideoParser < ItemParser
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private struct VideoParser < ItemParser
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def process(item, author_fallback)
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def process(item, author_fallback)
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if item_contents = (item["videoRenderer"]? || item["gridVideoRenderer"]?)
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if item_contents = (item["videoRenderer"]? || item["gridVideoRenderer"]?)
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return self.parse(item_contents, author_fallback)
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return self.parse(item_contents, author_fallback)
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@ -94,7 +94,7 @@ private class VideoParser < ItemParser
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end
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end
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end
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end
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private class ChannelParser < ItemParser
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private struct ChannelParser < ItemParser
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def process(item, author_fallback)
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def process(item, author_fallback)
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if item_contents = (item["channelRenderer"]? || item["gridChannelRenderer"]?)
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if item_contents = (item["channelRenderer"]? || item["gridChannelRenderer"]?)
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return self.parse(item_contents, author_fallback)
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return self.parse(item_contents, author_fallback)
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@ -125,7 +125,7 @@ private class ChannelParser < ItemParser
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end
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end
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end
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end
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private class GridPlaylistParser < ItemParser
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private struct GridPlaylistParser < ItemParser
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def process(item, author_fallback)
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def process(item, author_fallback)
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if item_contents = item["gridPlaylistRenderer"]?
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if item_contents = item["gridPlaylistRenderer"]?
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return self.parse(item_contents, author_fallback)
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return self.parse(item_contents, author_fallback)
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@ -151,7 +151,7 @@ private class GridPlaylistParser < ItemParser
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end
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end
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end
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end
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private class PlaylistParser < ItemParser
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private struct PlaylistParser < ItemParser
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def process(item, author_fallback)
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def process(item, author_fallback)
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if item_contents = item["playlistRenderer"]?
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if item_contents = item["playlistRenderer"]?
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return self.parse(item_contents, author_fallback)
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return self.parse(item_contents, author_fallback)
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@ -195,7 +195,7 @@ private class PlaylistParser < ItemParser
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end
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end
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end
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end
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private class CategoryParser < ItemParser
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private struct CategoryParser < ItemParser
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def process(item, author_fallback)
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def process(item, author_fallback)
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if item_contents = item["shelfRenderer"]?
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if item_contents = item["shelfRenderer"]?
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return self.parse(item_contents, author_fallback)
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return self.parse(item_contents, author_fallback)
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@ -262,7 +262,7 @@ end
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# a structure we can more easily use via the parsers above. Their internals are
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# a structure we can more easily use via the parsers above. Their internals are
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# identical to the item parsers.
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# identical to the item parsers.
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private class ItemsContainerExtractor
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private abstract struct ItemsContainerExtractor
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def process(item : Hash(String, JSON::Any))
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def process(item : Hash(String, JSON::Any))
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end
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end
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@ -270,7 +270,7 @@ private class ItemsContainerExtractor
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end
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end
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end
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end
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private class YoutubeTabsExtractor < ItemsContainerExtractor
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private struct YoutubeTabsExtractor < ItemsContainerExtractor
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def process(initial_data)
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def process(initial_data)
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if target = initial_data["twoColumnBrowseResultsRenderer"]?
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if target = initial_data["twoColumnBrowseResultsRenderer"]?
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self.extract(target)
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self.extract(target)
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@ -304,7 +304,7 @@ private class YoutubeTabsExtractor < ItemsContainerExtractor
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end
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end
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end
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end
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private class SearchResultsExtractor < ItemsContainerExtractor
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private struct SearchResultsExtractor < ItemsContainerExtractor
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def process(initial_data)
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def process(initial_data)
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if target = initial_data["twoColumnSearchResultsRenderer"]?
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if target = initial_data["twoColumnSearchResultsRenderer"]?
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self.extract(target)
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self.extract(target)
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@ -326,7 +326,7 @@ private class SearchResultsExtractor < ItemsContainerExtractor
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end
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end
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end
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end
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private class ContinuationExtractor < ItemsContainerExtractor
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private struct ContinuationExtractor < ItemsContainerExtractor
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def process(initial_data)
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def process(initial_data)
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if target = initial_data["continuationContents"]?
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if target = initial_data["continuationContents"]?
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self.extract(target)
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self.extract(target)
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