ee-ts-util/lib/config/adapter.js

typescript utilities and functions

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const convict = require("convict");
require("fp-ts");
const Either_1 = require("fp-ts/lib/Either");
exports.buildConfigAdapter = (definition) => {
    const schema = {};
    Object.keys(definition).forEach((name) => schema[name] = {
        env: name,
        format: definition[name].format ? definition[name].format : "*",
        default: null,
    });
    const config = convict(schema);
    const missingVarMessages = Object.keys(definition).reduce((errorMessages, name) => {
        const value = config.get(name);
        return value == null ? errorMessages + name + ": defined but not set;" : errorMessages;
    }, "");
    if (missingVarMessages.length > 0) {
        return Either_1.left(missingVarMessages);
    }
    try {
        config.validate();
    }
    catch (e) {
        return Either_1.left(e.message);
    }
    return Either_1.right((key) => config.get(key));
};
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