Files

74 lines
2.0 KiB
JavaScript

import { existsSync, readFileSync, realpathSync } from "node:fs";
import { dirname, resolve } from "node:path";
import { fileURLToPath } from "node:url";
export function resolveWorkspaceRoot() {
return resolve(dirname(fileURLToPath(import.meta.url)), "..");
}
export function resolveRealWorkspaceRoot() {
return realpathSync(resolveWorkspaceRoot());
}
export function resolveWorkspaceEnvPath(options = {}) {
const { workspaceRoot = resolveWorkspaceRoot() } = options;
return resolve(workspaceRoot, ".env");
}
export function resolveWorkspaceEnvPaths(options = {}) {
const { workspaceRoot = resolveWorkspaceRoot(), nodeEnv = process.env.NODE_ENV } = options;
const candidates = [".env"];
if (nodeEnv) {
candidates.push(`.env.${nodeEnv}`);
}
candidates.push(".env.local");
if (nodeEnv) {
candidates.push(`.env.${nodeEnv}.local`);
}
return [...new Set(candidates.map((candidate) => resolve(workspaceRoot, candidate)))];
}
export function loadWorkspaceEnv(options = {}) {
const envPaths = resolveWorkspaceEnvPaths(options);
const originalKeys = new Set(Object.keys(process.env));
const loadedPaths = [];
for (const envPath of envPaths) {
if (!existsSync(envPath)) {
continue;
}
const contents = readFileSync(envPath, "utf8");
for (const rawLine of contents.split(/\r?\n/u)) {
const line = rawLine.trim();
if (!line || line.startsWith("#")) {
continue;
}
const separatorIndex = line.indexOf("=");
if (separatorIndex <= 0) {
continue;
}
const key = line.slice(0, separatorIndex).trim();
const rawValue = line.slice(separatorIndex + 1).trim();
const quoted =
(rawValue.startsWith("\"") && rawValue.endsWith("\""))
|| (rawValue.startsWith("'") && rawValue.endsWith("'"));
const value = quoted ? rawValue.slice(1, -1) : rawValue;
if (!originalKeys.has(key)) {
process.env[key] = value;
}
}
loadedPaths.push(envPath);
}
return loadedPaths;
}