image-classifier-ts/dist/lib/utils/EnvironmentVariables.js

Command line tool to auto-classify images, renaming them with appropriate labels. Uses Node and Google Vision API.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.EnvironmentVariables = void 0;
var API_KEY_ENV_VAR = "IMAGE_CLASSIFIER_TS_API_KEY";
var GOOGLE_CRED_LOCATION_ENV_VAR = "GOOGLE_APPLICATION_CREDENTIALS";
var EnvironmentVariables;
(function (EnvironmentVariables) {
    function validateOrThrow() {
        if (!getGoogleCredentialsLocation()) {
            throw new Error(getErrorMessage(GOOGLE_CRED_LOCATION_ENV_VAR));
        }
        getApiKeyOrThrow();
        // note: Google's code seems to kick in as part of the process running,
        // so an exception is also thrown from their code.
    }
    EnvironmentVariables.validateOrThrow = validateOrThrow;
    function getErrorMessage(envVar) {
        return "You need to set the environment variable '" + envVar + "' - please see the 'configure-google.md' readme.";
    }
    function getApiKeyOrThrow() {
        var key = getApiKey();
        if (key) {
            return key;
        }
        throw new Error(getErrorMessage(API_KEY_ENV_VAR));
    }
    EnvironmentVariables.getApiKeyOrThrow = getApiKeyOrThrow;
    function getGoogleCredentialsLocation() {
        return process.env[GOOGLE_CRED_LOCATION_ENV_VAR];
    }
    function getApiKey() {
        return process.env[API_KEY_ENV_VAR];
    }
})(EnvironmentVariables = exports.EnvironmentVariables || (exports.EnvironmentVariables = {}));
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