Typescript LGraphCanvas (#202)

* Format only

* Revert accidental change

* Fix redundant falsy check - uninit. var

* nit - Refactor const/let

* nit - Refactor const/let (manual)

* nit - Redeclared params

* Add TS types & minor refactor only

* Refactor - Clean up / reformat

- Add strings.ts helper functions
- Remove unused vars & local function params
- Simplifies code
- Rename vars for clarity
- Add TODOs and other comments
- Add ts-expect-error

* Redirect draw.ts enums to global file (temp.)

Should be revisited after TS merge complete
Corrects import of types from draw.ts into interfaces

* Add measure.ts - move util funcs from Global

* Add all imports required for TS conversion

* Refactor - TS narrowing

* nit - TS types & minor refactor

* Add missing types from recent PRs

Removes duplicate declarations
Fixes some type mismatches

* nit - Refactor recent PRs

* Revert incorrect decls backported

* Remove unused params

* Add TS types only

* Fix minor TS type coercion issues

Also removes redundant code

* nit - Refactor

* Remove @ts-nocheck

* Fix refactor regression - drag link to output

Issue was the result of fixing var declared outside of closure

* Restore original logic

---------

Co-authored-by: huchenlei <huchenlei@proton.me>

src/interfaces.ts

@@ -2,7 +2,6 @@ import type { ContextMenu } from "./ContextMenu"
 import type { LGraphNode } from "./LGraphNode"
 import type { LinkDirection, RenderShape } from "./types/globalEnums"
 import type { LinkId } from "./LLink"
-import type { SlotDirection } from "./draw"
 
 export type Dictionary<T> = { [key: string]: T }
 
@@ -67,7 +66,7 @@ export type ISlotType = number | string
 export interface INodeSlot {
     name: string
     type: ISlotType
-    dir?: LinkDirection & SlotDirection
+    dir?: LinkDirection
     removable?: boolean
     shape?: RenderShape
     not_subgraph_input?: boolean
@@ -126,6 +125,7 @@ export interface IContextMenuOptions {
 
 export interface IContextMenuValue {
     title?: string
+    value?: string
     content: string
     has_submenu?: boolean
     disabled?: boolean