Function gram_stringify_from_json 

pub fn gram_stringify_from_json(input: &str) -> Result<String, String>

Serialize a JSON array of AstPattern objects back to gram notation.

Arguments

• input - JSON array string of AstPattern objects

Returns

• Ok(String) - Gram notation text
• Err(String) - Serialization error message

Examples

use gram_codec::json::gram_stringify_from_json;

let gram = gram_stringify_from_json(r#"[{"subject":{"identity":"alice","labels":["Person"],"properties":{}},"elements":[]}]"#).unwrap();
assert!(gram.contains("alice"));