m-renaud

customDecoder decoder toResult = 
   Json.andThen
             (\a ->
                   case toResult a of 
                      Ok b -> Json.succeed b
                      Err err -> Json.fail err
             )
             decoder

mathiasbynens

// This object contains a string value that in contains a single quote,
// a double quote, a backtick, and a backslash.
const data = { foo: `a'b"c\`d\\e` };

// Turn the data into its JSON-stringified form.
const json = JSON.stringify(data);

// Now, we want to insert the data into a script body as a JavaScript
// string literal per https://v8.dev/blog/cost-of-javascript-2019#json,
// escaping special characters like `"` in the data.