day08

Documentation

Index

• Variables
• func NewParser() *participle.Parser[Network]
• type Instruction
  • func NewInstruction(instructionCode rune) (result Instruction, err error)
  • func (instruction *Instruction) Capture(values []string) error
• type Network
  • func (network *Network) Part1() (result int, err error)
  • func (network *Network) Part2() (result int, err error)
• type Node
• type NodeId
  • func NewNodeId(nodeName string) (result NodeId, err error)
  • func (nodeId *NodeId) Capture(values []string) error
  • func (nodeId NodeId) EndsWithA() bool
  • func (nodeId NodeId) EndsWithZ() bool

Variables

var (
	ErrInvalidInstruction = errors.New("invalid instruction")
	ErrInvalidNodeName    = errors.New("invalid node name")
	ErrNodeNotFound       = errors.New("node not found")
)

var (
	InstructionLeft, _  = NewInstruction('L')
	InstructionRight, _ = NewInstruction('R')
	NodeIdAAA, _        = NewNodeId("AAA")
	NodeIdZZZ, _        = NewNodeId("ZZZ")
)

Functions

func NewParser

func NewParser() *participle.Parser[Network]

Types

type Instruction

type Instruction uint8

func NewInstruction

func NewInstruction(instructionCode rune) (result Instruction, err error)

func (*Instruction) Capture

func (instruction *Instruction) Capture(values []string) error

type Network

type Network struct {
	Instructions []Instruction `parser:"@InstructionCode+ Whitespace"`
	Nodes        []Node        `parser:"@@+"`
}

func (*Network) Part1

func (network *Network) Part1() (result int, err error)

func (*Network) Part2

func (network *Network) Part2() (result int, err error)

type Node

type Node struct {
	Id      NodeId `parser:"@NodeName '=' '(' "`
	LeftId  NodeId `parser:"@NodeName ','     "`
	RightId NodeId `parser:"@NodeName ')'     "`
}

type NodeId

type NodeId uint16

func NewNodeId

func NewNodeId(nodeName string) (result NodeId, err error)

func (*NodeId) Capture

func (nodeId *NodeId) Capture(values []string) error

func (NodeId) EndsWithA

func (nodeId NodeId) EndsWithA() bool

func (NodeId) EndsWithZ

func (nodeId NodeId) EndsWithZ() bool