serverless/lib/configuration/variables/resolve-unresolved-source-types.js

Serverless Framework - Build web, mobile and IoT applications with serverless architectures using AWS Lambda, Azure Functions, Google CloudFunctions & more

'use strict';

const processVariables = (propertyPath, variablesMeta, resultMap) => {
  if (!variablesMeta.variables) return;
  for (const variableMeta of variablesMeta.variables) {
    if (!variableMeta.sources) continue;
    for (const sourceData of variableMeta.sources) {
      if (!sourceData.type) continue;
      if (!resultMap.has(sourceData.type)) resultMap.set(sourceData.type, new Set());
      resultMap.get(sourceData.type).add(propertyPath);
      if (sourceData.params) {
        for (const paramData of sourceData.params) {
          processVariables(propertyPath, paramData, resultMap);
        }
      }
      if (sourceData.address) processVariables(propertyPath, sourceData.address, resultMap);
    }
  }
};

module.exports = (propertiesVariablesMeta) => {
  const resultMap = new Map();
  for (const [propertyPath, propertyVariablesMeta] of propertiesVariablesMeta) {
    processVariables(propertyPath, propertyVariablesMeta, resultMap);
  }
  return resultMap;
};