gg_exp

Documentation

Index

• func GetOperators() []string
• func IsBalanced(phrase string) bool
• func IsStatement(phrase string) bool
• func Normalize(phrase string) string
• func SetOperators(values []string)
• func SplitSibling(phrase string) []string
• type Statement
  • func (instance *Statement) Explain() string
  • func (instance *Statement) HasChildren() bool
  • func (instance *Statement) IsBlock() bool
  • func (instance *Statement) IsBranch() bool
  • func (instance *Statement) IsFirst() bool
  • func (instance *Statement) IsLast() bool
  • func (instance *Statement) IsLeaf() bool
  • func (instance *Statement) String() string
  • func (instance *Statement) WalkThrough(callback func(level, index int, statement *Statement))
• type StatementGroup
  • func ParseStatement(text string) (*StatementGroup, error)
  • func (instance *StatementGroup) Explain() string
  • func (instance *StatementGroup) Parse(text string) error
  • func (instance *StatementGroup) String() string
  • func (instance *StatementGroup) WalkThrough(callback func(level, index int, statement *Statement))

Functions

func GetOperators

func GetOperators() []string

func IsBalanced

func IsBalanced(phrase string) bool

IsBalanced determines if a strings has balanced brackets

func IsStatement

func IsStatement(phrase string) bool

func Normalize

func Normalize(phrase string) string

func SetOperators

func SetOperators(values []string)

func SplitSibling

func SplitSibling(phrase string) []string

SplitSibling get "A + (....) + B + (...)" and return ["A +", "(...)", "+ B", "(...)"]

Types

type Statement

type Statement struct {
	Uid      string
	Text     string
	Operator string
	Index    int
	Count    int
	Inner    int          // inner level
	Next     []*Statement // on the right of statement
}

func (*Statement) Explain

func (instance *Statement) Explain() string

func (*Statement) HasChildren

func (instance *Statement) HasChildren() bool

func (*Statement) IsBlock

func (instance *Statement) IsBlock() bool

IsBlock if true, this expression is self-contained in brackets

func (*Statement) IsBranch

func (instance *Statement) IsBranch() bool

IsBranch return true if the statement has at least one leaf

func (*Statement) IsFirst

func (instance *Statement) IsFirst() bool

func (*Statement) IsLast

func (instance *Statement) IsLast() bool

func (*Statement) IsLeaf

func (instance *Statement) IsLeaf() bool

func (*Statement) String

func (instance *Statement) String() string

func (*Statement) WalkThrough

func (instance *Statement) WalkThrough(callback func(level, index int, statement *Statement))

type StatementGroup

type StatementGroup []*Statement

func ParseStatement

func ParseStatement(text string) (*StatementGroup, error)

ParseStatement group statement into nested arrays @text "variable + variable - anothervariable"

func (*StatementGroup) Explain

func (instance *StatementGroup) Explain() string

func (*StatementGroup) Parse

func (instance *StatementGroup) Parse(text string) error

func (*StatementGroup) String

func (instance *StatementGroup) String() string

func (*StatementGroup) WalkThrough

func (instance *StatementGroup) WalkThrough(callback func(level, index int, statement *Statement))