esbuild-wasm-bundler/introspect.ts

66 lines
2.1 KiB
TypeScript

import { parse as JSONC } from "jsr:@std/jsonc";
type JsonLike = { [key: string]: string | string[] | JsonLike; };
/** A `file://` url version of Deno.cwd() (contains trailing slash) */
export const Root:string = new URL(`file://${Deno.cwd().replaceAll("\\", "/")}`).toString() + "/";
export default async function HuntConfig(directory=Root):Promise<{
imports: JsonLike;
compilerOptions: JsonLike;
}>
{
let path:string, json:JsonLike|undefined;
console.log("searchig in directory", directory)
const loadJSON =async(inPath:string)=>{
try{
const path = new URL(inPath, directory);
console.log("looking at", path.href);
const resp = await fetch(path);
if(inPath.endsWith(".jsonc"))
{
const text = await resp.text();
json = JSONC(text) as JsonLike;
} else {
json = await resp.json() as JsonLike
}
return json;
} catch (e) {
console.error(`Error loading JSON from ${inPath}:`, e.message);
return undefined;
}
};
try {
json = await loadJSON("./deno.json");
} catch (_e) {
try {
json = await loadJSON("./deno.jsonc");
} catch (_e) {
try {
json = await loadJSON("./.vscode/settings.json");
path = json?.["deno.config"] as string || "";
json = undefined;
if (path) {
json = await loadJSON(path);
}
} catch (_e) {
console.warn("Cannot find a config in .vscode/ ");
}
}
}
if (!json) {
json = {};
}
path = json.importMap as string || "";
if (!json.imports && path) {
json.imports = await loadJSON(path) as JsonLike;
}
// Ensure the return type always includes imports and compilerOptions
return {
imports: json.imports || {},
compilerOptions: json.compilerOptions || {}
} as { imports: JsonLike, compilerOptions: JsonLike };
}