eve/dist/src/cli/dev/environment.js

Filesystem-first framework for durable backend AI agents that run anywhere.

import{readFileSync}from"node:fs";import{join,resolve}from"node:path";import{parseEnv}from"node:util";import{isObject}from"#shared/guards.js";const DEVELOPMENT_ENV_FILE_NAMES=[`.env.development.local`,`.env.local`,`.env.development`,`.env`];function isMissingEnvironmentFileError(e){return isObject(e)&&e.code===`ENOENT`}const developmentEnvironmentLoaders=new Map;function getDevelopmentEnvironmentFilePaths(e){let r=resolve(e);return DEVELOPMENT_ENV_FILE_NAMES.map(e=>join(r,e))}function loadDevelopmentEnvironmentFiles(e){getDevelopmentEnvironmentLoader(e).reload()}function stageDevelopmentEnvironmentFiles(e){return getDevelopmentEnvironmentLoader(e).stageReload()}function readDevelopmentEnvironmentHostValues(e){let t={},r=readDevelopmentEnvironmentValues(resolve(e));for(let e of[...r.keys()].sort((e,t)=>e.localeCompare(t)))t[e]=process.env[e]??null;return t}function getDevelopmentEnvironmentLoader(e){let t=resolve(e),r=developmentEnvironmentLoaders.get(t);if(r!==void 0)return r;let i=createDevelopmentEnvironmentLoader(t);return developmentEnvironmentLoaders.set(t,i),i}function createDevelopmentEnvironmentLoader(e){let t=new Set(Object.keys(process.env)),n=new Map,stageReload=()=>{let r=new Map(n),i=readDevelopmentEnvironmentValues(e),a=new Set([...n.keys(),...i.keys()]),o=new Map([...a].map(e=>[e,process.env[e]])),s=!1;return applyDevelopmentEnvironmentValues({managedValues:n,nextValues:i,protectedKeys:t}),{commit(){s=!0},rollback(){if(!s){s=!0,n.clear();for(let[e,t]of r)n.set(e,t);for(let[e,t]of o)t===void 0?delete process.env[e]:process.env[e]=t}}}};return{reload(){stageReload().commit()},stageReload}}function applyDevelopmentEnvironmentValues(e){for(let[t,n]of e.managedValues)e.nextValues.has(t)||e.protectedKeys.has(t)||(process.env[t]===n&&delete process.env[t],e.managedValues.delete(t));for(let[t,n]of e.nextValues)e.protectedKeys.has(t)||(process.env[t]=n,e.managedValues.set(t,n))}function readDevelopmentEnvironmentValues(n){let i=new Map;for(let o of[...DEVELOPMENT_ENV_FILE_NAMES].reverse())try{let a=parseEnv(readFileSync(join(n,o),`utf8`));for(let[e,t]of Object.entries(a))t!==void 0&&i.set(e,t)}catch(e){if(!isMissingEnvironmentFileError(e))throw e}return i}export{DEVELOPMENT_ENV_FILE_NAMES,getDevelopmentEnvironmentFilePaths,loadDevelopmentEnvironmentFiles,readDevelopmentEnvironmentHostValues,stageDevelopmentEnvironmentFiles};