{
    "content": [
        {
            "type": "text",
            "text": "# Web::Scraper::Filter (perldoc)\n\n## NAME\n\nWeb::Scraper::Filter - Base class for Web::Scraper filters\n\n## SYNOPSIS\n\npackage Web::Scraper::Filter::YAML;\nuse base qw( Web::Scraper::Filter );\nuse YAML ();\nsub filter {\nmy($self, $value) = @;\nYAML::Load($value);\n}\n1;\nuse Web::Scraper;\nmy $scraper = scraper {\nprocess \".yaml-code\", data => [ 'TEXT', 'YAML' ];\n};\n\n## DESCRIPTION\n\nWeb::Scraper::Filter is a base class for text filters in Web::Scraper. You can create your own\ntext filter by subclassing this module.\n\n## Sections\n\n- **NAME**\n- **SYNOPSIS**\n- **DESCRIPTION**\n- **AUTHOR**\n\nUse structuredContent.sections for detailed options, examples, and full documentation.\n"
        }
    ],
    "structuredContent": {
        "command": "Web::Scraper::Filter",
        "section": "",
        "mode": "perldoc",
        "summary": "Web::Scraper::Filter - Base class for Web::Scraper filters",
        "synopsis": "package Web::Scraper::Filter::YAML;\nuse base qw( Web::Scraper::Filter );\nuse YAML ();\nsub filter {\nmy($self, $value) = @;\nYAML::Load($value);\n}\n1;\nuse Web::Scraper;\nmy $scraper = scraper {\nprocess \".yaml-code\", data => [ 'TEXT', 'YAML' ];\n};",
        "tldr_summary": null,
        "tldr_examples": [],
        "tldr_source": null,
        "flags": [],
        "examples": [],
        "see_also": [],
        "section_outline": [
            {
                "name": "NAME",
                "lines": 2,
                "subsections": []
            },
            {
                "name": "SYNOPSIS",
                "lines": 17,
                "subsections": []
            },
            {
                "name": "DESCRIPTION",
                "lines": 26,
                "subsections": []
            },
            {
                "name": "AUTHOR",
                "lines": 2,
                "subsections": []
            }
        ],
        "sections": {
            "NAME": {
                "content": "Web::Scraper::Filter - Base class for Web::Scraper filters\n",
                "subsections": []
            },
            "SYNOPSIS": {
                "content": "package Web::Scraper::Filter::YAML;\nuse base qw( Web::Scraper::Filter );\nuse YAML ();\n\nsub filter {\nmy($self, $value) = @;\nYAML::Load($value);\n}\n\n1;\n\nuse Web::Scraper;\n\nmy $scraper = scraper {\nprocess \".yaml-code\", data => [ 'TEXT', 'YAML' ];\n};\n",
                "subsections": []
            },
            "DESCRIPTION": {
                "content": "Web::Scraper::Filter is a base class for text filters in Web::Scraper. You can create your own\ntext filter by subclassing this module.\n\nThere are two ways to create and use your custom filter. If you name your filter\nWeb::Scraper::Filter::Something, you just call:\n\nprocess $exp, $key => [ 'TEXT', 'Something' ];\n\nIf you declare your filter under your own namespace, like 'MyApp::Filter::Foo',\n\nprocess $exp, $key => [ 'TEXT', '+MyApp::Filter::Foo' ];\n\nYou can also inline your filter function or regexp without creating a filter class:\n\nprocess $exp, $key => [ 'TEXT', sub { s/foo/bar/ } ];\n\nprocess $exp, $key => [ 'TEXT', qr/Price: (\\d+)/ ];\nprocess $exp, $key => [ 'TEXT', qr/(?<name>\\w+): (?<value>\\w+)/ ];\n\nNote that this function munges $ and returns the count of replacement. Filter code special\ncases if the return value of the callback is number and $ value is updated.\n\nYou can, of course, stack filters like:\n\nprocess $exp, $key => [ '@href', 'Foo', '+MyApp::Filter::Bar', \\&baz ];\n",
                "subsections": []
            },
            "AUTHOR": {
                "content": "Tatsuhiko Miyagawa\n",
                "subsections": []
            }
        }
    }
}