eve
Version:
Filesystem-first framework for durable backend AI agents that run anywhere.
1 lines • 2.66 kB
JavaScript
import{existsSync,readFileSync,realpathSync}from"node:fs";import{dirname,join}from"node:path";import{fileURLToPath}from"node:url";function versionToken(e){return`__${e}_VERSION__`}function bareToken(e){return`__${e}__`}const NODE_ENGINE_TOKEN=bareToken(`NODE_ENGINE`),TOKEN_SOURCES={[versionToken(`EVE_PACKAGE`)]:{kind:`eve-version`},[NODE_ENGINE_TOKEN]:{kind:`eve-node-engine`},[versionToken(`AI_SDK`)]:{kind:`catalog`,packageName:`ai`},[versionToken(`VERCEL_CONNECT`)]:{kind:`catalog`,packageName:`@vercel/connect`},[versionToken(`NEXT`)]:{kind:`catalog`,packageName:`next`},[versionToken(`REACT`)]:{kind:`catalog`,packageName:`react`},[versionToken(`REACT_DOM`)]:{kind:`catalog`,packageName:`react-dom`},[versionToken(`STREAMDOWN`)]:{kind:`catalog`,packageName:`streamdown`},[versionToken(`ZOD`)]:{kind:`catalog`,packageName:`zod`},[versionToken(`TYPESCRIPT`)]:{kind:`catalog`,packageName:`typescript`},[versionToken(`TYPES_REACT`)]:{kind:`catalog`,packageName:`@types/react`},[versionToken(`TYPES_REACT_DOM`)]:{kind:`catalog`,packageName:`@types/react-dom`}},resolvedTokens=new Map;function findEvePackageRoot(){let o=dirname(realpathSync(fileURLToPath(import.meta.url)));for(;;){let n=join(o,`package.json`);if(existsSync(n)&&JSON.parse(readFileSync(n,`utf8`)).name===`eve`)return o;let a=dirname(o);if(a===o)return;o=a}}function findWorkspaceManifest(t){let n=t;for(;;){let t=join(n,`pnpm-workspace.yaml`);if(existsSync(t))return t;let a=dirname(n);if(a===n)return;n=a}}function readCatalogVersion(e,n){let r=readFileSync(e,`utf8`).split(/\r?\n/),i=!1;for(let e of r){if(/^catalog:\s*$/.test(e)){i=!0;continue}if(!i)continue;if(/^\S/.test(e))break;let t=e.match(/^\s+(?:"([^"]+)"|([\w@/.-]+)):\s*"([^"]+)"/);if(t&&(t[1]??t[2])===n)return t[3]}}function resolveTokenFromDevTree(n){let r=TOKEN_SOURCES[n];if(r!==void 0)try{let n=findEvePackageRoot();if(n===void 0||!existsSync(join(n,`scripts/stamp-version-tokens.mjs`)))return;if(r.kind===`eve-version`){let e=JSON.parse(readFileSync(join(n,`package.json`),`utf8`));return typeof e.version==`string`?e.version:void 0}if(r.kind===`eve-node-engine`){let e=JSON.parse(readFileSync(join(n,`package.json`),`utf8`)).engines?.node;return typeof e==`string`?e:void 0}let a=findWorkspaceManifest(n);return a===void 0?void 0:readCatalogVersion(a,r.packageName)}catch{return}}function resolveVersionToken(e,t){if(!t.startsWith(`__`))return t;let n=resolvedTokens.get(t);if(n!==void 0)return n;let r=resolveTokenFromDevTree(t);if(r===void 0)throw Error(`Scaffold received unstamped version token (${e}=${t}). Build eve before using its dist entrypoint.`);return resolvedTokens.set(t,r),r}export{resolveVersionToken};