esbuild-wasm-bundler/introspect.ts
2024-06-14 17:07:50 -04:00

77 lines
2.0 KiB
TypeScript

import { parse as JSONC } from "https://deno.land/x/jsonct@v0.1.0/mod.ts";
type JsonLike = { [key: string]: string | string[] | JsonLike; };
/** A `file://` url version of Deno.cwd() (contains trailing slash) */
export const Root = new URL(`file://${Deno.cwd().replaceAll("\\", "/")}`).toString() + "/";
export default async function HuntConfig(directory=Root)
{
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();
}
return json;
}
catch(_e)
{
return {};
}
}
try// look for `deno.json`
{
json = await loadJSON("./deno.json");
}
catch(_e)
{
try // look for `deno.jsonc`
{
json = await loadJSON("./deno.jsonc");
}
catch(_e)
{
try // look in the vscode plugin settings
{
json = await loadJSON("./.vscode/settings.json")
path = json ? json["deno.config"] as string : "";
json = undefined;
if(path)
{
json = await loadJSON(path)
}
}
catch(_e)
{
// cant find a config using the vscode plugin
}
}
}
if(!json)
{
json = {};
}
path = json.importMap as string;
if(!json.imports && path)
{
json.imports = await loadJSON(path) as JsonLike;
}
return json as {imports:JsonLike, compilerOptions:JsonLike};
}