Sample Meta Tags

// examples/metatags_example.rs #![allow(missing_docs)] use metadata_gen::{ metatags::{ extract_meta_tags, generate_metatags, meta_tags_to_hashmap, MetaTag, MetaTagGroups, }, MetadataError, }; use std::collections::HashMap; fn main() -> Result<(), Box> { println!("\n🧪 metadata-gen Meta Tags Generation and Extraction Examples\n"); generate_metatags_example()?; extract_meta_tags_example()?; custom_meta_tags_example()?; meta_tags_to_hashmap_example()?; println!("\n🎉 All meta tags examples completed successfully!"); Ok(()) } fn generate_metatags_example() -> Result<(), MetadataError> { println!("🦀 Generate Meta Tags Example"); println!("---------------------------------------------"); let mut metadata = HashMap::new(); metadata.insert("title".to_string(), "My Awesome Page".to_string()); metadata.insert( "description".to_string(), "This is an awesome page about Rust".to_string(), ); metadata.insert( "keywords".to_string(), "rust, programming, web development".to_string(), ); metadata.insert( "og:title".to_string(), "Awesome Rust Page".to_string(), ); metadata.insert( "og:description".to_string(), "Learn about Rust programming".to_string(), ); metadata.insert( "twitter:card".to_string(), "summary_large_image".to_string(), ); metadata.insert( "apple-mobile-web-app-title".to_string(), "Rust App".to_string(), ); let meta_tags = generate_metatags(&metadata); println!(" ✅ Successfully generated meta tags"); println!(" 🏷️ Meta Tags:"); print_meta_tag_groups(&meta_tags); Ok(()) } fn extract_meta_tags_example() -> Result<(), MetadataError> { println!("\n🦀 Extract Meta Tags Example"); println!("---------------------------------------------"); let html_content = r#"

Some content

"#; match extract_meta_tags(html_content) { Ok(meta_tags) => { println!(" ✅ Successfully extracted meta tags"); println!(" 🏷️ Extracted Meta Tags:"); for tag in &meta_tags { println!(" {} = {}", tag.name, tag.content); } } Err(e) => println!(" ❌ Failed to extract meta tags: {}", e), } Ok(()) } fn custom_meta_tags_example() -> Result<(), MetadataError> { println!("\n🦀 Custom Meta Tags Example"); println!("---------------------------------------------"); let mut meta_tag_groups = MetaTagGroups::default(); meta_tag_groups.add_custom_tag("author", "John Doe"); meta_tag_groups.add_custom_tag( "viewport", "width=device-width, initial-scale=1", ); meta_tag_groups.add_custom_tag("og:type", "website"); meta_tag_groups.add_custom_tag("twitter:site", "@rustlang"); meta_tag_groups .add_custom_tag("apple-mobile-web-app-capable", "yes"); println!(" ✅ Successfully added custom meta tags"); println!(" 🏷️ Custom Meta Tags:"); print_meta_tag_groups(&meta_tag_groups); Ok(()) } fn meta_tags_to_hashmap_example() -> Result<(), MetadataError> { println!("\n🦀 Meta Tags to HashMap Example"); println!("---------------------------------------------"); let meta_tags = vec![ MetaTag { name: "description".to_string(), content: "A sample page".to_string(), }, MetaTag { name: "og:title".to_string(), content: "Sample Title".to_string(), }, MetaTag { name: "keywords".to_string(), content: "sample, meta tags, rust".to_string(), }, ]; let hashmap = meta_tags_to_hashmap(meta_tags); println!(" ✅ Successfully converted meta tags to HashMap"); println!(" 🗺️ Meta Tags HashMap:"); for (key, value) in &hashmap { println!(" {} = {}", key, value); } Ok(()) } fn print_meta_tag_groups(groups: &MetaTagGroups) { if !groups.primary.is_empty() { println!(" Primary Tags:"); println!(" {}", groups.primary); } if !groups.og.is_empty() { println!(" Open Graph Tags:"); println!(" {}", groups.og); } if !groups.twitter.is_empty() { println!(" Twitter Tags:"); println!(" {}", groups.twitter); } if !groups.apple.is_empty() { println!(" Apple Tags:"); println!(" {}", groups.apple); } if !groups.ms.is_empty() { println!(" Microsoft Tags:"); println!(" {}", groups.ms); } }