expr

Documentation

Overview

Package expr implements text matching.

Index

• type Expr
  • func NewSimpleExpr(pattern string) Expr
  • func NewSimpleExprFirst(pattern string, first int) Expr
  • func NewSimpleExprFirst200(pattern string) Expr
  • func NewSimpleExprLast(pattern string, last int) Expr
  • func NewSimpleExprLast20(pattern string) Expr
  • func NewSimpleExprLast200(pattern string) Expr
  • func NewSimpleExprListStr(patterns []string) Expr
• type ExprList
  • func NewSimpleExprList(exprs ...Expr) ExprList
  • func NewSimpleExprListNamed(exprs map[string][]Expr) ExprList
  • func NewSimpleExprListNamedOrdered(exprs []NamedExpr) ExprList
• type MatchRes
• type NamedExpr
• type SimpleExprList
  • func (m *SimpleExprList) Add(name string, expr Expr)
  • func (m *SimpleExprList) Delete(name string)
  • func (m *SimpleExprList) GetName(index int) string
  • func (m SimpleExprList) Match(data []byte) (*MatchRes, bool)
  • func (m SimpleExprList) Repr() string
  • func (m SimpleExprList) String() string

Types

type Expr

type Expr interface {
	Match(data []byte) (mRes *MatchRes, ok bool)
	Repr() string
}

func NewSimpleExpr

func NewSimpleExpr(pattern string) Expr

func NewSimpleExprFirst

func NewSimpleExprFirst(pattern string, first int) Expr

func NewSimpleExprFirst200

func NewSimpleExprFirst200(pattern string) Expr

func NewSimpleExprLast

func NewSimpleExprLast(pattern string, last int) Expr

func NewSimpleExprLast20

func NewSimpleExprLast20(pattern string) Expr

func NewSimpleExprLast200

func NewSimpleExprLast200(pattern string) Expr

func NewSimpleExprListStr

func NewSimpleExprListStr(patterns []string) Expr

type ExprList

type ExprList interface {
	Expr
	Add(name string, expr Expr)
	GetName(no int) string
	Delete(name string)
}

func NewSimpleExprList

func NewSimpleExprList(exprs ...Expr) ExprList

func NewSimpleExprListNamed

func NewSimpleExprListNamed(exprs map[string][]Expr) ExprList

func NewSimpleExprListNamedOrdered

func NewSimpleExprListNamedOrdered(exprs []NamedExpr) ExprList

type MatchRes

type MatchRes struct {
	Start      int
	End        int
	GroupDict  map[string][]byte
	PatternNo  int
	Underlying *MatchRes // for result chaining
}

type NamedExpr

type NamedExpr struct {
	Name  string
	Exprs []Expr
}

type SimpleExprList

type SimpleExprList struct {
	// contains filtered or unexported fields
}

func (*SimpleExprList) Add

func (m *SimpleExprList) Add(name string, expr Expr)

func (*SimpleExprList) Delete

func (m *SimpleExprList) Delete(name string)

func (*SimpleExprList) GetName

func (m *SimpleExprList) GetName(index int) string

func (SimpleExprList) Match

func (m SimpleExprList) Match(data []byte) (*MatchRes, bool)

func (SimpleExprList) Repr

func (m SimpleExprList) Repr() string

func (SimpleExprList) String

func (m SimpleExprList) String() string