Crate shiva

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§Shiva

Shiva library: Implementation in Rust of a parser and generator for documents of any type

§Features

Common Document Model (CDM) for all document types
Parsers produce CDM
Generators consume CDM

§Supported document types

Document type	Parse	Generate
Plain text	+	+
Markdown	+	+
HTML	+	+
PDF	+	+
JSON	+	+
XML	+	+
CSV	+	+
RTF	+	-
DOCX	+	-
XLS	-	-
Typst	-	-

§Parse document features

Document type	Header	Paragraph	List	Table	Image	Hyperlink	PageHeader	PageFooter
Plain text	-	+	-	-	-	-	-	-
Markdown	+	+	+	+	+	+	-	-
HTML	+	+	+	+	+	+	-	-
PDF	-	+	+	-	-	-	-	-
DOCX	+	+	+	+	-	+	+	+
RTF	+	+	+	+	-	+	+	+
JSON	+	+	+	+	-	+	+	+
XML	+	+	-	-	-	+	+	+
CSV	-	-	-	+	-	-	-	-

§Generate document features

Document type	Header	Paragraph	List	Table	Image	Hyperlink	PageHeader	PageFooter
Plain text	+	+	+	+	-	+	+	+
Markdown	+	+	+	+	+	+	+	+
HTML	+	+	+	+	+	+	-	-
PDF	+	+	+	+	+	+	+	+
JSON	+	+	+	+	-	+	+	+
XML	+	+	-	-	-	+	+	+
CSV	-	-	-	+	-	-	-	-

§Usage Shiva library

Cargo.toml

[dependencies]
shiva = {  version = "0.4.0", features = ["html", "markdown", "text", "pdf", "json", "csv", "rtf", "docx", "xml"] }

main.rs

fn main() {
    let input_vec = std::fs::read("input.html").unwrap();
    let input_bytes = bytes::Bytes::from(input_vec);
    let document = shiva::html::Transformer::parse(&input_bytes, &HashMap::new()).unwrap();
    let output_bytes = shiva::markdown::Transformer::generate(&document, &HashMap::new()).unwrap();
    std::fs::write("out.md", output_bytes).unwrap();
}

§Shiva CLI & Server

§Build executable Shiva CLI and Shiva Server

git clone https://github.com/igumnoff/shiva.git
cd shiva/cli
cargo build --release

§Run executable Shiva CLI

cd ./target/release/
./shiva --input-format=markdown --output-format=html --input-file=README.md --output-file=README.html

§Run Shiva Server

cd ./target/release/
./shiva-server --port=8080 --host=127.0.0.1

§Contributing

I would love to see contributions from the community. If you experience bugs, feel free to open an issue. If you would like to implement a new feature or bug fix, please follow the steps:

Read “Contributor License Agreement (CLA)”
Contact with me via telegram @ievkz or discord @igumnovnsk
Confirm e-mail invitation in repository
Do “git clone”
Create branch with your assigned issue
Create pull request to main branch

§Who uses Shiva

Metatron library: Implementation in Rust of a report generation

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