lexer

package

v0.0.0-...-16f1978 Latest Latest Go to latest Published: Aug 5, 2021 License: MIT Imports: 6 Imported by: 0

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Repository

github.com/kasiss-liu/easyvalid

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Documentation ¶

Index ¶

Constants
func CompToSymbol(s string) string
func SetCheckMethods(method string, factory func(*Checker) (IValidator, error))
type AbstractValidator
type Checker
type IValidator
type Lexer
- func NewLexer(msg, deli, pointer string, field *types.Var) *Lexer

Constants ¶

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const InCheckerName = "in"

InCheckerName 包含验证器

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const InValueDelimiter = ","

InValueDelimiter in值分割字符

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const LenCheckerName = "len"

LenCheckerName 长度验证器token

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const NotEmptyCheckerName = "notEmpty"

NotEmptyCheckerName 验证不为空的方法token

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const ValueCheckerName = "value"

ValueCheckerName 值验证方法名token

Variables ¶

This section is empty.

Functions ¶

func CompToSymbol ¶

func CompToSymbol(s string) string

CompToSymbol 根据定义的比较运算符字符串获取比较运算发symbol

func SetCheckMethods ¶

func SetCheckMethods(method string, factory func(*Checker) (IValidator, error))

SetCheckMethods 注册验证器到方法池

Types ¶

type AbstractValidator ¶

type AbstractValidator struct {
	Checker *Checker
	Indent  string
	Rt      string
}

AbstractValidator 验证器抽象类

func (*AbstractValidator) GetReturn ¶

func (vr *AbstractValidator) GetReturn(msg string) string

GetReturn 返回return字符串

func (*AbstractValidator) SetIndent ¶

func (vr *AbstractValidator) SetIndent(s string)

SetIndent 设置缩进

func (*AbstractValidator) SetReturn ¶

func (vr *AbstractValidator) SetReturn(s string)

SetReturn 设置换行符

type Checker ¶

type Checker struct {
	Exp    *express
	Method string
	Comp   string
	Value  string
}

Checker 每个字段表达式单元有多个checker

type IValidator ¶

type IValidator interface {
	GenCode() string
	SetReturn(s string)
	SetIndent(s string)
}

IValidator 验证器接口

func NewInValidator ¶

func NewInValidator(checker *Checker) (IValidator, error)

NewInValidator 返回存在验证器

func NewLenValidator ¶

func NewLenValidator(checker *Checker) (IValidator, error)

NewLenValidator 返回长度验证器

func NewNotEmptyValidator ¶

func NewNotEmptyValidator(checker *Checker) (IValidator, error)

NewNotEmptyValidator 构造新的非空验证器

func NewValueValidator ¶

func NewValueValidator(checker *Checker) (IValidator, error)

NewValueValidator 返回值验证器

type Lexer ¶

type Lexer struct {
	PointerAlias string
	// contains filtered or unexported fields
}

Lexer 字段tag分析器

func NewLexer ¶

func NewLexer(msg, deli, pointer string, field *types.Var) *Lexer

NewLexer 获取一个表达式分词器

func (*Lexer) GetUsedImports ¶

func (l *Lexer) GetUsedImports() []*packages.Package

GetUsedImports 返回生成文件中使用过的package

func (*Lexer) GetValidatorList ¶

func (l *Lexer) GetValidatorList() ([]IValidator, error)

GetValidatorList 获取字段的验证器列表

func (*Lexer) Parse ¶

func (l *Lexer) Parse() error

Parse 分析tag 先拆解表达式拆解为多个验证器后拆解验证器，拆解为多个验证方法最后组合

func (*Lexer) SetImports ¶

func (l *Lexer) SetImports(imt []*packages.Package)

SetImports 设置解析后的依赖

Source Files ¶

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