Error: Unrecognized option 'onwarn' rears its ugly head once more #50
Description
It shows up when trying to compile sveltejs/svelte-subdivide/pull/23
[!] (svelte plugin) Error: Unrecognized option 'onwarn'
src\Subdivide.svelte
Error: Unrecognized option 'onwarn'
at Object.keys.forEach.key (I:\Work\repos\svelte-subdivide\node_modules\svelte\compiler.js:23829:20)
at Array.forEach (<anonymous>)
at validate_options (I:\Work\repos\svelte-subdivide\node_modules\svelte\compiler.js:23823:27)
at compile (I:\Work\repos\svelte-subdivide\node_modules\svelte\compiler.js:23865:6)
at preprocessPromise.then.code (I:\Work\repos\svelte-subdivide\node_modules\rollup-plugin-svelte\index.js:221:22)
at process._tickCallback (internal/process/next_tick.js:68:7)
at Function.Module.runMain (internal/modules/cjs/loader.js:744:11)
at startup (internal/bootstrap/node.js:285:19)
at bootstrapNodeJSCore (internal/bootstrap/node.js:739:3)
"devDependencies": {
"port-authority": "^1.0.3",
"puppeteer": "^1.2.0",
"rollup": "^1.6.0",
"rollup-plugin-commonjs": "^9.1.0",
"rollup-plugin-node-resolve": "^4.0.1",
"rollup-plugin-svelte": "^5.0.3",
"serve-handler": "^5.0.8",
"svelte": "^3.0.0-beta.15",
"tap-diff": "^0.1.1",
"tap-dot": "^2.0.0",
"tape-modern": "^1.0.0"
}