Result Type
Solana Suite's responses are implemented using the Result Type, a pattern commonly used in functional programming languages like Rust. Handling responses from functions can be done as follows. Additionally, exceptions occurring internally are converted to Result Type using Try().
example
type guard pattern
// success, ok => ex1.value
// failed, err => ex1.error
ex1.isOk && console.log("# ex1: ", ex1.value);
if (ex1.isOk) {
console.log("# ex1: ", ex1.value);
} else if (ex1.isErr) {
console.log("# ex1 error: ", ex1.error);
}
unwrap pattern
ex2.unwrap());
map pattern
const mapped = ex3
.map(
(value: number) => number * 100,
(error: Error) => new Error(error.message),
)
match pattern
ex4.match(
(value: number) => console.log('# value: ', value),
(error: Error) => console.error(error),
);
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