chore: split app to commons and web (squash commit)

packages/hoppscotch-common/src/helpers/functional/primtive.ts

@@ -0,0 +1,37 @@
+export type JSPrimitive =
+  | "undefined"
+  | "object"
+  | "boolean"
+  | "number"
+  | "bigint"
+  | "string"
+  | "symbol"
+  | "function"
+
+export type TypeFromPrimitive<P extends JSPrimitive | undefined> =
+  P extends "undefined"
+    ? undefined
+    : P extends "object"
+    ? object | null // typeof null === "object"
+    : P extends "boolean"
+    ? boolean
+    : P extends "number"
+    ? number
+    : P extends "bigint"
+    ? bigint
+    : P extends "string"
+    ? string
+    : P extends "symbol"
+    ? symbol
+    : P extends "function"
+    ? Function // eslint-disable-line @typescript-eslint/ban-types
+    : unknown
+
+// The ban-types silence is because in this case,
+// we can't get the Function type info to make a better guess
+
+export const isOfType =
+  <T extends JSPrimitive>(type: T) =>
+  (value: unknown): value is T =>
+    // eslint-disable-next-line valid-typeof
+    typeof value === type