Method getGlobalFuncInternal

web/src/runtime.ts:1121–1143

(name: string, autoAttachToScope = true)

  }

  private getGlobalFuncInternal(name: string, autoAttachToScope = true): PackedFunc {
    const stack = this.lib.getOrAllocCallStack();
    const nameOffset = stack.allocByteArrayForString(name);
    const outOffset = stack.allocPtrArray(1);
    const outPtr = stack.ptrFromOffset(outOffset);

    stack.commitToWasmMemory(outOffset);

    this.lib.checkCall(
      (this.exports.TVMFFIFunctionGetGlobal as ctypes.FTVMFFIFunctionGetGlobal)(
        stack.ptrFromOffset(nameOffset),
        outPtr
      )
    );
    const handle = this.memory.loadPointer(outPtr);
    this.lib.recycleCallStack(stack);
    if (handle === 0) {
      throw Error("Cannot find global function " + name);
    }
    const ret = this.makePackedFunc(handle);
    if (autoAttachToScope) this.ctx.attachToCurrentScope(ret);
    return ret;
  }

  /**
   * Check if func is PackedFunc.