Method createDefaultNodeForSlot

src/LGraphCanvas.ts:5843–6020

(optPass: ICreateDefaultNodeOptions)

  }

  createDefaultNodeForSlot(optPass: ICreateDefaultNodeOptions): boolean {
    type DefaultOptions = ICreateDefaultNodeOptions & {
      posAdd: Point
      posSizeFix: Point
    }

    const opts = Object.assign<DefaultOptions, ICreateDefaultNodeOptions>({
      nodeFrom: null,
      slotFrom: null,
      nodeTo: null,
      slotTo: null,
      position: [0, 0],
      nodeType: undefined,
      posAdd: [0, 0],
      posSizeFix: [0, 0],
    }, optPass)
    const { afterRerouteId } = opts

    const isFrom = opts.nodeFrom && opts.slotFrom !== null
    const isTo = !isFrom && opts.nodeTo && opts.slotTo !== null

    if (!isFrom && !isTo) {
      console.warn(`No data passed to createDefaultNodeForSlot`, opts.nodeFrom, opts.slotFrom, opts.nodeTo, opts.slotTo)
      return false
    }
    if (!opts.nodeType) {
      console.warn("No type to createDefaultNodeForSlot")
      return false
    }

    const nodeX = isFrom ? opts.nodeFrom : opts.nodeTo
    if (!nodeX) throw new TypeError("nodeX was null when creating default node for slot.")

    let slotX = isFrom ? opts.slotFrom : opts.slotTo

    let iSlotConn: number | false = false
    if (nodeX instanceof SubgraphIONodeBase) {
      if (typeof slotX !== "object" || !slotX) {
        console.warn("Cant get slot information", slotX)
        return false
      }
      const { name } = slotX
      iSlotConn = nodeX.slots.findIndex(s => s.name === name)
      slotX = nodeX.slots[iSlotConn]
      if (!slotX) {
        console.warn("Cant get slot information", slotX)
        return false
      }
    } else {
      switch (typeof slotX) {
      case "string":
        iSlotConn = isFrom ? nodeX.findOutputSlot(slotX, false) : nodeX.findInputSlot(slotX, false)
        slotX = isFrom ? nodeX.outputs[slotX] : nodeX.inputs[slotX]
        break
      case "object":
        if (slotX === null) {
          console.warn("Cant get slot information", slotX)
          return false