diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index db341750ea7e2..57c82ebadcdb5 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -4523,9 +4523,9 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.70"
+version = "0.3.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1868808506b929d7b0cfa8f75951347aa71bb21144b7791bae35d9bccfcfe37a"
+checksum = "29c15563dc2726973df627357ce0c9ddddbea194836909d655df6a75d2cf296d"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -5058,16 +5058,6 @@ dependencies = [
  "unicase",
 ]
 
-[[package]]
-name = "minicov"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c71e683cd655513b99affab7d317deb690528255a0d5f717f1024093c12b169"
-dependencies = [
- "cc",
- "walkdir",
-]
-
 [[package]]
 name = "minimal-lexical"
 version = "0.2.1"
@@ -10211,20 +10201,19 @@ checksum = "b8dad83b4f25e74f184f64c43b150b91efe7647395b42289f38e50566d82855b"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a82edfc16a6c469f5f44dc7b571814045d60404b55a0ee849f9bcfa2e63dd9b5"
+checksum = "4be2531df63900aeb2bca0daaaddec08491ee64ceecbee5076636a3b026795a8"
 dependencies = [
  "cfg-if",
- "once_cell",
  "wasm-bindgen-macro",
 ]
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9de396da306523044d3302746f1208fa71d7532227f15e347e2d93e4145dd77b"
+checksum = "614d787b966d3989fa7bb98a654e369c762374fd3213d212cfc0251257e747da"
 dependencies = [
  "bumpalo",
  "log",
@@ -10237,9 +10226,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-futures"
-version = "0.4.43"
+version = "0.4.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61e9300f63a621e96ed275155c108eb6f843b6a26d053f122ab69724559dc8ed"
+checksum = "76bc14366121efc8dbb487ab05bcc9d346b3b5ec0eaa76e46594cabbe51762c0"
 dependencies = [
  "cfg-if",
  "js-sys",
@@ -10249,9 +10238,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "585c4c91a46b072c92e908d99cb1dcdf95c5218eeb6f3bf1efa991ee7a68cccf"
+checksum = "a1f8823de937b71b9460c0c34e25f3da88250760bec0ebac694b49997550d726"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -10259,9 +10248,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afc340c74d9005395cf9dd098506f7f44e38f2b4a21c6aaacf9a105ea5e1e836"
+checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -10272,19 +10261,18 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.93"
+version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c62a0a307cb4a311d3a07867860911ca130c3494e8c2719593806c08bc5d0484"
+checksum = "af190c94f2773fdb3729c55b007a722abb5384da03bc0986df4c289bf5567e96"
 
 [[package]]
 name = "wasm-bindgen-test"
-version = "0.3.43"
+version = "0.3.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68497a05fb21143a08a7d24fc81763384a3072ee43c44e86aad1744d6adef9d9"
+checksum = "d9bf62a58e0780af3e852044583deee40983e5886da43a271dd772379987667b"
 dependencies = [
  "console_error_panic_hook",
  "js-sys",
- "minicov",
  "scoped-tls",
  "wasm-bindgen",
  "wasm-bindgen-futures",
@@ -10293,9 +10281,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-test-macro"
-version = "0.3.43"
+version = "0.3.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b8220be1fa9e4c889b30fd207d4906657e7e90b12e0e6b0c8b8d8709f5de021"
+checksum = "b7f89739351a2e03cb94beb799d47fb2cac01759b40ec441f7de39b00cbf7ef0"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -10326,9 +10314,9 @@ dependencies = [
 
 [[package]]
 name = "web-sys"
-version = "0.3.70"
+version = "0.3.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26fdeaafd9bd129f65e7c031593c24d62186301e0c72c8978fa1678be7d532c0"
+checksum = "77afa9a11836342370f4817622a2f0f418b134426d91a82dfb48f532d2ec13ef"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 7c7ab8179dbb5..d7aaf4fd513d9 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -219,7 +219,7 @@ rsmq_async = { version = "5.1.5" }
 gosyn = "0.2.6"
 bytes = "1.4.0"
 gethostname = "0.4.3"
-wasm-bindgen = "0.2.92"
+wasm-bindgen = "=0.2.92"
 serde-wasm-bindgen = "0.6.5"
 wasm-bindgen-test = "0.3.42"
 convert_case = "0.6.0"
diff --git a/cli/bootstrap/common.ts b/cli/bootstrap/common.ts
index 44b2026b415c4..87eaf159eccb6 100644
--- a/cli/bootstrap/common.ts
+++ b/cli/bootstrap/common.ts
@@ -9,9 +9,11 @@ export interface SchemaProperty {
   contentEncoding?: "base64" | "binary";
   format?: string;
   items?: {
-    type?: "string" | "number" | "bytes" | "object";
+    type?: "string" | "number" | "bytes" | "object" | "resource";
     contentEncoding?: "base64";
     enum?: string[];
+    resourceType?: string;
+    properties?: { [name: string]: SchemaProperty };
   };
   min?: number;
   max?: number;
diff --git a/cli/metadata.ts b/cli/metadata.ts
index 0da0fb1268f68..1d0fa16eb3bc9 100644
--- a/cli/metadata.ts
+++ b/cli/metadata.ts
@@ -530,17 +530,19 @@ function sortObject(obj: any): any {
     );
 }
 
+//copied straight fron frontend /src/utils/inferArgs.ts
 export function argSigToJsonSchemaType(
   t:
     | string
     | { resource: string | null }
     | {
         list:
-          | string
+          | (string | { object: { key: string; typ: any }[] })
           | { str: any }
           | { object: { key: string; typ: any }[] }
           | null;
       }
+    | { dynselect: string }
     | { str: string[] | null }
     | { object: { key: string; typ: any }[] }
     | {
@@ -553,7 +555,7 @@ export function argSigToJsonSchemaType(
       },
   oldS: SchemaProperty
 ): void {
-  let newS: SchemaProperty = { type: "" };
+  const newS: SchemaProperty = { type: "" };
   if (t === "int") {
     newS.type = "integer";
   } else if (t === "float") {
@@ -618,6 +620,9 @@ export function argSigToJsonSchemaType(
     if (t.str) {
       newS.originalType = "enum";
       newS.enum = t.str;
+    } else if (oldS.originalType == "string" && oldS.enum) {
+      newS.originalType = "string";
+      newS.enum = oldS.enum;
     } else {
       newS.originalType = "string";
       newS.enum = undefined;
@@ -625,6 +630,9 @@ export function argSigToJsonSchemaType(
   } else if (typeof t !== "string" && `resource` in t) {
     newS.type = "object";
     newS.format = `resource-${t.resource}`;
+  } else if (typeof t !== "string" && `dynselect` in t) {
+    newS.type = "object";
+    newS.format = `dynselect-${t.dynselect}`;
   } else if (typeof t !== "string" && `list` in t) {
     newS.type = "array";
     if (t.list === "int" || t.list === "float") {
@@ -635,6 +643,31 @@ export function argSigToJsonSchemaType(
       newS.items = { type: "string" };
     } else if (t.list && typeof t.list == "object" && "str" in t.list) {
       newS.items = { type: "string", enum: t.list.str };
+    } else if (
+      t.list &&
+      typeof t.list == "object" &&
+      "resource" in t.list &&
+      t.list.resource
+    ) {
+      newS.items = {
+        type: "resource",
+        resourceType: t.list.resource as string,
+      };
+    } else if (
+      t.list &&
+      typeof t.list == "object" &&
+      "object" in t.list &&
+      t.list.object &&
+      t.list.object.length > 0
+    ) {
+      const properties: Record<string, any> = {};
+      for (const prop of t.list.object) {
+        properties[prop.key] = { description: "", type: "" };
+
+        argSigToJsonSchemaType(prop.typ, properties[prop.key]);
+      }
+
+      newS.items = { type: "object", properties: properties };
     } else {
       newS.items = { type: "object" };
     }
diff --git a/cli/wasm/windmill_parser_wasm.generated.d.ts b/cli/wasm/windmill_parser_wasm.generated.d.ts
index 23c90544228ad..10824a1c62f85 100644
--- a/cli/wasm/windmill_parser_wasm.generated.d.ts
+++ b/cli/wasm/windmill_parser_wasm.generated.d.ts
@@ -18,7 +18,8 @@ export interface InstantiateResult {
     parse_mssql: typeof parse_mssql;
     parse_db_resource: typeof parse_db_resource;
     parse_graphql: typeof parse_graphql;
-    parse_php: typeof parse_php
+    parse_php: typeof parse_php;
+    parse_rust: typeof parse_rust
   };
 }
 
@@ -118,3 +119,8 @@ export function parse_graphql(code: string): string;
 * @returns {string}
 */
 export function parse_php(code: string): string;
+/**
+* @param {string} code
+* @returns {string}
+*/
+export function parse_rust(code: string): string;
diff --git a/cli/wasm/windmill_parser_wasm.generated.js b/cli/wasm/windmill_parser_wasm.generated.js
index 3866aad19a8df..ea2404efeb2f9 100644
--- a/cli/wasm/windmill_parser_wasm.generated.js
+++ b/cli/wasm/windmill_parser_wasm.generated.js
@@ -4,7 +4,7 @@
 // deno-fmt-ignore-file
 /// <reference types="./windmill_parser_wasm.generated.d.ts" />
 
-// source-hash: ae1bfe27a90c5656a723fb7ced38f4857a5d6931
+// source-hash: d36b5583d8f6223c130a246a8713b8621d55b990
 let wasm;
 
 const heap = new Array(128).fill(undefined);
@@ -15,20 +15,6 @@ function getObject(idx) {
   return heap[idx];
 }
 
-let heap_next = heap.length;
-
-function dropObject(idx) {
-  if (idx < 132) return;
-  heap[idx] = heap_next;
-  heap_next = idx;
-}
-
-function takeObject(idx) {
-  const ret = getObject(idx);
-  dropObject(idx);
-  return ret;
-}
-
 let WASM_VECTOR_LEN = 0;
 
 let cachedUint8Memory0 = null;
@@ -103,19 +89,27 @@ function getInt32Memory0() {
   return cachedInt32Memory0;
 }
 
-const cachedTextDecoder = typeof TextDecoder !== "undefined"
-  ? new TextDecoder("utf-8", { ignoreBOM: true, fatal: true })
-  : {
-    decode: () => {
-      throw Error("TextDecoder not available");
-    },
-  };
+let heap_next = heap.length;
 
-if (typeof TextDecoder !== "undefined") cachedTextDecoder.decode();
+function dropObject(idx) {
+  if (idx < 132) return;
+  heap[idx] = heap_next;
+  heap_next = idx;
+}
 
-function getStringFromWasm0(ptr, len) {
-  ptr = ptr >>> 0;
-  return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
+function takeObject(idx) {
+  const ret = getObject(idx);
+  dropObject(idx);
+  return ret;
+}
+
+let cachedFloat64Memory0 = null;
+
+function getFloat64Memory0() {
+  if (cachedFloat64Memory0 === null || cachedFloat64Memory0.byteLength === 0) {
+    cachedFloat64Memory0 = new Float64Array(wasm.memory.buffer);
+  }
+  return cachedFloat64Memory0;
 }
 
 function addHeapObject(obj) {
@@ -127,13 +121,19 @@ function addHeapObject(obj) {
   return idx;
 }
 
-let cachedFloat64Memory0 = null;
+const cachedTextDecoder = typeof TextDecoder !== "undefined"
+  ? new TextDecoder("utf-8", { ignoreBOM: true, fatal: true })
+  : {
+    decode: () => {
+      throw Error("TextDecoder not available");
+    },
+  };
 
-function getFloat64Memory0() {
-  if (cachedFloat64Memory0 === null || cachedFloat64Memory0.byteLength === 0) {
-    cachedFloat64Memory0 = new Float64Array(wasm.memory.buffer);
-  }
-  return cachedFloat64Memory0;
+if (typeof TextDecoder !== "undefined") cachedTextDecoder.decode();
+
+function getStringFromWasm0(ptr, len) {
+  ptr = ptr >>> 0;
+  return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
 }
 
 let cachedBigInt64Memory0 = null;
@@ -616,6 +616,33 @@ export function parse_php(code) {
   }
 }
 
+/**
+ * @param {string} code
+ * @returns {string}
+ */
+export function parse_rust(code) {
+  let deferred2_0;
+  let deferred2_1;
+  try {
+    const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
+    const ptr0 = passStringToWasm0(
+      code,
+      wasm.__wbindgen_malloc,
+      wasm.__wbindgen_realloc,
+    );
+    const len0 = WASM_VECTOR_LEN;
+    wasm.parse_rust(retptr, ptr0, len0);
+    var r0 = getInt32Memory0()[retptr / 4 + 0];
+    var r1 = getInt32Memory0()[retptr / 4 + 1];
+    deferred2_0 = r0;
+    deferred2_1 = r1;
+    return getStringFromWasm0(r0, r1);
+  } finally {
+    wasm.__wbindgen_add_to_stack_pointer(16);
+    wasm.__wbindgen_free(deferred2_0, deferred2_1, 1);
+  }
+}
+
 function handleError(f, args) {
   try {
     return f.apply(this, args);
@@ -626,9 +653,6 @@ function handleError(f, args) {
 
 const imports = {
   __wbindgen_placeholder__: {
-    __wbindgen_object_drop_ref: function (arg0) {
-      takeObject(arg0);
-    },
     __wbindgen_string_get: function (arg0, arg1) {
       const obj = getObject(arg1);
       const ret = typeof obj === "string" ? obj : undefined;
@@ -643,13 +667,8 @@ const imports = {
       getInt32Memory0()[arg0 / 4 + 1] = len1;
       getInt32Memory0()[arg0 / 4 + 0] = ptr1;
     },
-    __wbg_eval_c74b339326c2fc56: function (arg0, arg1) {
-      const ret = eval(getStringFromWasm0(arg0, arg1));
-      return addHeapObject(ret);
-    },
-    __wbindgen_error_new: function (arg0, arg1) {
-      const ret = new Error(getStringFromWasm0(arg0, arg1));
-      return addHeapObject(ret);
+    __wbindgen_object_drop_ref: function (arg0) {
+      takeObject(arg0);
     },
     __wbindgen_boolean_get: function (arg0) {
       const v = getObject(arg0);
@@ -687,6 +706,14 @@ const imports = {
       const ret = BigInt.asUintN(64, arg0);
       return addHeapObject(ret);
     },
+    __wbindgen_error_new: function (arg0, arg1) {
+      const ret = new Error(getStringFromWasm0(arg0, arg1));
+      return addHeapObject(ret);
+    },
+    __wbg_eval_c227cc6614cd76e5: function (arg0, arg1) {
+      const ret = eval(getStringFromWasm0(arg0, arg1));
+      return addHeapObject(ret);
+    },
     __wbindgen_jsval_loose_eq: function (arg0, arg1) {
       const ret = getObject(arg0) == getObject(arg1);
       return ret;
@@ -965,6 +992,7 @@ function getWasmInstanceExports() {
     parse_db_resource,
     parse_graphql,
     parse_php,
+    parse_rust,
   };
 }
 
diff --git a/cli/wasm/windmill_parser_wasm_bg.wasm b/cli/wasm/windmill_parser_wasm_bg.wasm
index f2f34e37a2504..de163879c8024 100644
Binary files a/cli/wasm/windmill_parser_wasm_bg.wasm and b/cli/wasm/windmill_parser_wasm_bg.wasm differ
diff --git a/frontend/src/lib/infer.ts b/frontend/src/lib/infer.ts
index edd8774c55f9a..23a1c055025bb 100644
--- a/frontend/src/lib/infer.ts
+++ b/frontend/src/lib/infer.ts
@@ -4,11 +4,7 @@ import type { Schema, SupportedLanguage } from './common.js'
 import { emptySchema, sortObject } from './utils.js'
 import { tick } from 'svelte'
 
-import initTsParser, {
-	parse_deno,
-	parse_outputs,
-	parse_ts_imports
-} from 'windmill-parser-wasm-ts'
+import initTsParser, { parse_deno, parse_outputs, parse_ts_imports } from 'windmill-parser-wasm-ts'
 import initRegexParsers, {
 	parse_sql,
 	parse_mysql,
@@ -18,20 +14,12 @@ import initRegexParsers, {
 	parse_mssql,
 	parse_db_resource,
 	parse_bash,
-	parse_powershell,
+	parse_powershell
 } from 'windmill-parser-wasm-regex'
-import initPythonParser, {
-	parse_python,
-} from 'windmill-parser-wasm-py'
-import initGoParser, {
-	parse_go,
-} from 'windmill-parser-wasm-go'
-import initPhpParser, {
-	parse_php,
-} from 'windmill-parser-wasm-php'
-import initRustParser, {
-	parse_rust,
-} from 'windmill-parser-wasm-rust'
+import initPythonParser, { parse_python } from 'windmill-parser-wasm-py'
+import initGoParser, { parse_go } from 'windmill-parser-wasm-go'
+import initPhpParser, { parse_php } from 'windmill-parser-wasm-php'
+import initRustParser, { parse_rust } from 'windmill-parser-wasm-rust'
 
 import wasmUrlTs from 'windmill-parser-wasm-ts/windmill_parser_wasm_bg.wasm?url'
 import wasmUrlRegex from 'windmill-parser-wasm-regex/windmill_parser_wasm_bg.wasm?url'
@@ -44,7 +32,7 @@ import { argSigToJsonSchemaType } from './inferArgSig.js'
 
 const loadSchemaLastRun = writable<[string | undefined, MainArgSignature | undefined]>(undefined)
 
-let initializeTsPromise : Promise<any> | undefined = undefined;
+let initializeTsPromise: Promise<any> | undefined = undefined
 export async function initWasmTs() {
 	if (initializeTsPromise == undefined) {
 		initializeTsPromise = initTsParser(wasmUrlTs)
diff --git a/frontend/src/lib/inferArgSig.ts b/frontend/src/lib/inferArgSig.ts
index 5316ff26a5a28..54d63873e2a15 100644
--- a/frontend/src/lib/inferArgSig.ts
+++ b/frontend/src/lib/inferArgSig.ts
@@ -24,7 +24,7 @@ export function argSigToJsonSchemaType(
 		  },
 	oldS: SchemaProperty
 ): void {
-	let newS: SchemaProperty = { type: '' }
+	const newS: SchemaProperty = { type: '' }
 	if (t === 'int') {
 		newS.type = 'integer'
 	} else if (t === 'float') {
@@ -52,7 +52,7 @@ export function argSigToJsonSchemaType(
 		if (t.oneof) {
 			newS.oneOf = t.oneof.map((obj) => {
 				const oldObjS = oldS.oneOf?.find((o) => o?.title === obj.label) ?? undefined
-				const properties = {}
+				const properties: Record<string, any> = {}
 				for (const prop of obj.properties) {
 					if (oldObjS?.properties && prop.key in oldObjS?.properties) {
 						properties[prop.key] = oldObjS?.properties[prop.key]
@@ -72,7 +72,7 @@ export function argSigToJsonSchemaType(
 	} else if (typeof t !== 'string' && `object` in t) {
 		newS.type = 'object'
 		if (t.object) {
-			const properties = {}
+			const properties: Record<string, any> = {}
 			for (const prop of t.object) {
 				if (oldS.properties && prop.key in oldS.properties) {
 					properties[prop.key] = oldS.properties[prop.key]
@@ -112,7 +112,10 @@ export function argSigToJsonSchemaType(
 		} else if (t.list && typeof t.list == 'object' && 'str' in t.list) {
 			newS.items = { type: 'string', enum: t.list.str }
 		} else if (t.list && typeof t.list == 'object' && 'resource' in t.list && t.list.resource) {
-			newS.items = { type: 'resource', resourceType: t.list.resource as string }
+			newS.items = {
+				type: 'resource',
+				resourceType: t.list.resource as string
+			}
 		} else if (
 			t.list &&
 			typeof t.list == 'object' &&
@@ -120,7 +123,7 @@ export function argSigToJsonSchemaType(
 			t.list.object &&
 			t.list.object.length > 0
 		) {
-			const properties = {}
+			const properties: Record<string, any> = {}
 			for (const prop of t.list.object) {
 				properties[prop.key] = { description: '', type: '' }
 
@@ -154,7 +157,9 @@ export function argSigToJsonSchemaType(
 	]
 
 	preservedFields.forEach((field) => {
+		// @ts-ignore
 		if (oldS[field] !== undefined) {
+			// @ts-ignore
 			newS[field] = oldS[field]
 		}
 	})
@@ -162,6 +167,7 @@ export function argSigToJsonSchemaType(
 	if (oldS.type != newS.type) {
 		for (const prop of Object.getOwnPropertyNames(newS)) {
 			if (prop != 'description') {
+				// @ts-ignore
 				delete oldS[prop]
 			}
 		}