api-gateway-mapping-template

api-gateway-mapping-template

make AWS API Gateway's Mapping Template testable

Installation

npm install api-gateway-mapping-template

Usage

simple.js:

var mappingTemplate = require('api-gateway-mapping-template')

var vtl = '$input.json(\'$.data\')';
var payload = '{"data": {"url": "https://github.com/ToQoz/api-gateway-mapping-template"}}';

var result = mappingTemplate({template: vtl, payload: payload})
console.dir(result);

---

$ node ./simple.js
'{"url":"https://github.com/ToQoz/api-gateway-mapping-template"}'

Examples

• ToQoz/api-gateway-localdev - simulate API Gateway + Lambda in your local.
• online checker - http://mapping-template-checker.toqoz.net

API

var mappingTemplate = require('api-gateway-mapping-template')

mappingTemplate(parameters)

This function renders AWS API Gateway's Mapping Template by using given payload, params and context.

• Arguments
  • parameters - required - map
    • template - required - String|Buffer
    • payload - required - String|Buffer
    • params - map
      • path - map<String, String|Number|Boolean|null>
      • querystring - map<String, String|Number|Boolean|null>
      • header - map<String, String|Number|Boolean|null>
    • context - map
      • indentity - map<String, String>
        • cognitoAuthenticationType - String
        • cognitoIdentityId - String
        • cognitoIdentityPoolId - String
        • sourceIp - String
        • user - String
        • userAgent - String
        • userArn - String
      • requestId - String
      • resourceId - String
      • resourcePath - String
      • stage - String
• Return value
  • rendered template - String

Changelog

0.0.8 (2020-04-29)

Bug Fixes

• print null objects as empty string #4

<a name="0.0.7"></a>