Debug Functions locally

run the emulator

the functions may be called by the client

npm run serve
firebase emulators:start --only functions

call from the client

we opt-in for using the emulated cloud functions

connectFunctionsEmulator(functions, "localhost", 5001)

call from an interactive REPL shell

start the shell. it also starts the emulators. It allows to call the functions in an interactive REPL:

npm run shell
firebase functions:shell

Callable function: We provide a payload object with a mandatory data property.

requestArticles({ data: {} })

make a direct HTTP request

The URL follows a specific pattern

http://localhost:5001/imgtale/europe-west1/request_articles

curl -s -H "Content-Type: application/json" \
  -d '{ "data": { } }' \
  http://localhost:5001/imgtale/europe-west1/request_articles