# Postcode Extractor
This crate extracts postcodes from addresses.
Parse a postcode from an address of a known country
```rust
let address = "15 Main Road, London, SW21 3LD";
let postcode = evaluate_single_country(address, Country::GB, true).unwrap().unwrap();
assert_equal!(postcode.base, "SW21 3LD");
```
Parse a postcode from a known country
```rust
let address = "SW21 3LD";
let postcode = evaluate_single_country(address, Country::GB, false).unwrap().unwrap();
assert_equal!(postcode.base, "SW21 3LD");
```
Parse a postcode from an address of an unknown country
```rust
let address = "15 Main Road, London, SW21 3LD";
let postcode = evaluate_all_countries(address, true).unwrap().unwrap();
assert_equal!(postcode.postcode.base, "SW21 3LD");
assert_equal!(postcode.country, Country::GB);
```
Parse a postcode from an unknown country
```rust
let address = "SW21 3LD";
let postcode = evaluate_all_countries(address, false).unwrap().unwrap();
assert_equal!(postcode.postcode.base, "SW21 3LD");
assert_equal!(postcode.country, Country::GB);
```
## Coverage
