env-sentinel/dist/parsers/parse-schema-content.js

Zero-dependency tool that auto-validates .env files against schema.env, with optional fallback and secure warnings.

import { REFERENCE_REGEX, getReferencedKey } from '../utils/index.js';
export function parseSchemaContent(rawSchemaContent) {
    const lines = rawSchemaContent.split(/\r?\n/);
    const entries = [];
    const entriesWithReferences = [];
    for (const line of lines) {
        const trimmedLine = line.trim();
        if (!trimmedLine || trimmedLine.startsWith('#')) {
            continue;
        }
        const equalIndex = trimmedLine.indexOf('=');
        if (equalIndex === -1) {
            continue;
        }
        const key = trimmedLine.substring(0, equalIndex).trim();
        const ruleString = trimmedLine.substring(equalIndex + 1).trim();
        if (!key) {
            continue;
        }
        const entry = {
            key,
            rule: ruleString
        };
        if (REFERENCE_REGEX.test(ruleString)) {
            entriesWithReferences.push({ entry, originalRule: ruleString });
        }
        else {
            entries.push(entry);
        }
    }
    for (const { entry, originalRule } of entriesWithReferences) {
        entry.rule = originalRule.replace(REFERENCE_REGEX, (match) => {
            const referencedKey = getReferencedKey(match);
            const referencedEntry = entries.find(e => e.key === referencedKey);
            if (!referencedEntry) {
                throw new Error(`Referenced key "${referencedKey}" not found in the schema.`);
            }
            return referencedEntry.rule;
        });
        entries.push(entry);
    }
    return entries;
}