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Add optional whitelist and defaults #77

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Add optional whitelist and defaults #77

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7 changes: 6 additions & 1 deletion babel-plugin-dotenv/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -16,13 +16,15 @@ module.exports = function (data) {

var configDir = options.configDir ? options.configDir : './';
var configFile = options.filename ? options.filename : '.env';
var whitelist = options.whitelist;
var defaults = options.defaults;

if (path.node.source.value === options.replacedModuleName) {
var config = dotEnv.config({ path: sysPath.join(configDir, configFile), silent: true }) || {};
var platformPath = (process.env.BABEL_ENV === 'development' || process.env.BABEL_ENV === undefined)
? configFile + '.development'
: configFile + '.production';
var config = Object.assign(config, dotEnv.config({ path: sysPath.join(configDir, platformPath), silent: true }));
config = Object.assign(defaults || {}, config, dotEnv.config({ path: sysPath.join(configDir, platformPath), silent: true }));

path.node.specifiers.forEach(function(specifier, idx){
if (specifier.type === "ImportDefaultSpecifier") {
Expand All @@ -33,6 +35,9 @@ module.exports = function (data) {
if(!(config.hasOwnProperty(importedId))) {
throw path.get('specifiers')[idx].buildCodeFrameError('Try to import dotenv variable "' + importedId + '" which is not defined in any ' + configFile + ' files.')
}
if (whitelist && !whitelist.includes(importedId)) {
throw path.get('specifiers')[idx].buildCodeFrameError('Try to import dotenv variable "' + importedId + '" which is not included in the whitelist.')
}

var binding = path.scope.getBinding(localId);
binding.referencePaths.forEach(function(refPath){
Expand Down