feat: allow RegEx for filter patterns in d2.config.js

cli/src/lib/pwa/getPWAEnvVars.js

@@ -1,3 +1,22 @@
+/**
+ * Handles patterns defined as strings or RegExps
+ * @param {Object} config
+ */
+function getPatternsToOmit(config) {
+ const patternsToOmit = config.pwa.caching.patternsToOmit.map(pattern => {
+ if (typeof pattern === 'string') {
+ return pattern
+ } else if (pattern instanceof RegExp) {
+ return pattern.source
+ } else {
+ throw new Error(
+ `Pattern ${pattern} to omit must be either a RegExp or a string`
+ )
+ }
+ })
+ return JSON.stringify(patternsToOmit)
+}
+
 /**
  * If `config.type` === `app` and PWA is enabled, returns an object of env vars
  * to be used for PWA setup.
@@ -13,9 +32,7 @@ function getPWAEnvVars(config) {
  pwa_caching_omit_external_requests: JSON.stringify(
  config.pwa.caching.omitExternalRequests
  ),
- pwa_caching_patterns_to_omit: JSON.stringify(
- config.pwa.caching.patternsToOmit
- ),
+ pwa_caching_patterns_to_omit: getPatternsToOmit(config),
  }
 }