feat(location): en_CA postcodes by state (#3057)

src/locales/en_CA/location/index.ts

@@ -6,6 +6,7 @@ import type { LocationDefinition } from '../../..';
 import city_name from './city_name';
 import city_pattern from './city_pattern';
 import postcode from './postcode';
+import postcode_by_state from './postcode_by_state';
 import state from './state';
 import state_abbr from './state_abbr';
 import street_pattern from './street_pattern';
@@ -14,6 +15,7 @@ const location: LocationDefinition = {
   city_name,
   city_pattern,
   postcode,
+  postcode_by_state,
   state,
   state_abbr,
   street_pattern,

src/locales/en_CA/location/postcode_by_state.ts

@@ -0,0 +1,21 @@
+// https://en.wikipedia.org/wiki/Postal_codes_in_Canada
+// The basic format is A1A 1A1
+// First letter is province/territory-specific
+// Other letters do not allow D, F, I, O, Q, U
+const suffix = '[0-9][ABCEGHJ-NPRSTVW-Z] [0-9][ABCEGHJ-NPRSTVW-Z][0-9]';
+
+export default {
+  AB: `{{helpers.fromRegExp(T${suffix})}}`, // Alberta
+  BC: `{{helpers.fromRegExp(V${suffix})}}`, // British Columbia
+  MB: `{{helpers.fromRegExp(R${suffix})}}`, // Manitoba
+  NB: `{{helpers.fromRegExp(E${suffix})}}`, // New Brunswick
+  NL: `{{helpers.fromRegExp(A${suffix})}}`, // Newfoundland and Labrador
+  NS: `{{helpers.fromRegExp(B${suffix})}}`, // Nova Scotia
+  NT: `{{helpers.fromRegExp(X${suffix})}}`, // Northwest Territories
+  NU: `{{helpers.fromRegExp(X${suffix})}}`, // Nunavut
+  ON: `{{helpers.fromRegExp([KLMNP]${suffix})}}`, // Ontario
+  PE: `{{helpers.fromRegExp(C${suffix})}}`, // Prince Edward Island
+  QC: `{{helpers.fromRegExp([GHJ]${suffix})}}`, // Quebec
+  SK: `{{helpers.fromRegExp(S${suffix})}}`, // Saskatchewan
+  YT: `{{helpers.fromRegExp(Y${suffix})}}`, // Yukon
+};