awsm.json to s-function.json

convert.sh

#!/bin/bash

# Name of your lambda
FN=foo

# Absolute path to some s-function file which will be used as template
TEMPLATE=/absolute/path/to/some/s-function.json

jq ".[0].functions.$FN.handler=(.[1].lambda.cloudFormation.Handler | sub(\"aws_\";\"\"))|.[0].functions.$FN.timeout=.[1].lambda.cloudFormation.Timeout|.[0].functions.$FN.memorySize=.[1].lambda.cloudFormation.MemorySize|.[0].functions.$FN.endpoints[0].path=.[1].apiGateway.cloudFormation.Path|.[0].functions.$FN.endpoints[0].method=.[1].apiGateway.cloudFormation.Method|.[0].functions.$FN.endpoints[0].requestParameters=.[1].apiGateway.cloudFormation.RequestParameters|.[0].functions.$FN.endpoints[0].requestTemplates=.[1].apiGateway.cloudFormation.RequestTemplates|.[0].functions.$FN.endpoints[0].responses=.[1].apiGateway.cloudFormation.Responses|.[0]" --slurp $TEMPLATE awsm.json >s-function.json
git add s-function.json

I dig it. I use jq every single day, I think. Well done.