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summary_of_the_grammar Swift 5.3 beta

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source/03_language_reference/10_Summary_of_the_Grammar.md
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> >
> *基础表达式* → [选择器表达式](./04_Expressions.md#selector-expression) > *基础表达式* → [选择器表达式](./04_Expressions.md#selector-expression)
> >
> *基础表达式* → [key-path字符串表达式](./04_Expressions.md#key-patch-string-expression) > *基础表达式* → [key-path 字符串表达式](./04_Expressions.md#key-patch-string-expression)
>
<!-- --> <!-- -->
@ -535,28 +534,27 @@
> >
> *字面量表达式* → [数组字面量](./04_Expressions.md#array-literal) | [字典字面量](./04-Expressions.md#dictionary-literal) | [练习场字面量](./04-Expressions.md#playground-literal) > *字面量表达式* → [数组字面量](./04_Expressions.md#array-literal) | [字典字面量](./04-Expressions.md#dictionary-literal) | [练习场字面量](./04-Expressions.md#playground-literal)
> >
> *字面量表达式* → **#file** | **#line** | **#column** | **#function** | **dsohandle** > *字面量表达式* → **#file** | **#filePath** | **#line** | **#column** | **#function** | **dsohandle**
> >
> >*数组字面量* → **[** [数组字面量项列表](./04_Expressions.md#array-literal-items)<sub>可选</sub> **]**
> *数组字面量* → **[** [数组字面量项列表](./04_Expressions.md#array-literal-items)<sub>可选</sub> **]**
> *数组字面量项列表* → [数组字面量项](./04_Expressions.md#array-literal-item)<sub>可选</sub> | [数组字面量项](./04-Expressions.md#array-literal-item),[数组字面量项列表](./04-Expressions.md#array-literal-items) > *数组字面量项列表* → [数组字面量项](./04_Expressions.md#array-literal-item)<sub>可选</sub> | [数组字面量项](./04-Expressions.md#array-literal-item),[数组字面量项列表](./04-Expressions.md#array-literal-items)
> *数组字面量项* → [表达式](./04_Expressions.md#expression) > *数组字面量项* → [表达式](./04_Expressions.md#expression)
> >
> >
> *字典字面量* → [[字典字面量项列表](./04_Expressions.md#dictionary-literal-items) **]** | **[** **:** **]** >*字典字面量* → [[字典字面量项列表](./04_Expressions.md#dictionary-literal-items) **]** | **[** **:** **]**
> >
> >
> *字典字面量项列表* → [字典字面量项](./04_Expressions.md#dictionary-literal-item) ,**<sub>可选</sub> | [字典字面量项](./04-Expressions.md#dictionary-literal-item) ,[字典字面量项列表](./04-Expressions.md#dictionary-literal-items) > *字典字面量项列表* → [字典字面量项](./04_Expressions.md#dictionary-literal-item) ,**<sub>可选</sub> | [字典字面量项](./04-Expressions.md#dictionary-literal-item) ,[字典字面量项列表](./04-Expressions.md#dictionary-literal-items)
> >
> *字典字面量项* → [表达式](./04_Expressions.md#expression) **:** [表达式](./04-Expressions.md#expression) >*字典字面量项* → [表达式](./04_Expressions.md#expression) **:** [表达式](./04-Expressions.md#expression)
> >
> >
> *palyground 字面量* → **#colorLiteral ( red : [表达式](./04-Expressions.md#expression) , green :[表达式](./04-Expressions.md#expression), blue :[表达式](./04-Expressions.md#expression) , alpha : [表达式](./04-Expressions.md#expression) )** > *palyground 字面量* → **#colorLiteral ( red : [表达式](./04-Expressions.md#expression) , green :[表达式](./04-Expressions.md#expression), blue :[表达式](./04-Expressions.md#expression) , alpha : [表达式](./04-Expressions.md#expression) )**
> >
> *playground 字面量* → **#fileLiteral ( resourceName : [表达式](#expression) )** >*playground 字面量* → **#fileLiteral ( resourceName : [表达式](#expression) )**
> >
> *playground 字面量* → **#imageLiteral ( resourceName : [表达式](#expression) ) >*playground 字面量* → **#imageLiteral ( resourceName : [表达式](#expression) )
<!-- --> > <!-- -->
> self 表达式语法 > self 表达式语法
> >
@ -717,8 +715,11 @@
> >
> *函数调用参数* → [运算符](./02_Lexical_Structure.md#operator) | [标识符](./02-Lexical-Structure.md#identifier) **:** [运算符](./02-Lexical-Structure.md#operator) > *函数调用参数* → [运算符](./02_Lexical_Structure.md#operator) | [标识符](./02-Lexical-Structure.md#identifier) **:** [运算符](./02-Lexical-Structure.md#operator)
> >
> *尾随闭包* → [闭包表达式](./04_Expressions.md#closure-expression) > *尾随闭包* → [闭包表达式](./04_Expressions.md#closure-expression) [标签尾随闭包]()<sub>可选</sub>
> >
> *标签尾随闭包集*→ [标签尾随闭包](./04_Expressions.md#labeled-trailing-closure) [标签尾随闭包集](./04_Expressions.md#labeled-trailing-closures)
>
> *标签尾随闭包*→ [标识符](./02-Lexical-Structure.md#identifier) **:** [闭包表达式](./04_Expressions.md#closure-expression)
<!-- --> <!-- -->
@ -970,14 +971,18 @@
> >
<!-- --> <!-- -->
> Do 语句语法 > Do 语句语法
> >
> *do 语句* → **do** [代码块](./06_Declarations.md#code-block) [catch 子句集](./05-Statements.md#catch-clauses)<sub>可选</sub> > *do 语句* → **do** [代码块](./06_Declarations.md#code-block) [catch 子句集](./05-Statements.md#catch-clauses)<sub>可选</sub>
> >
> *catch 子句集* → [catch 子句](./05_Statements.md#catch-clause) [catch 子句集](05-Statements.md#catch-clauses)<sub>可选</sub> > *catch 子句集* → [catch 子句](./05_Statements.md#catch-clause) [catch 子句集](05-Statements.md#catch-clauses)<sub>可选</sub>
> >
> *catch 子句* → **catch** [模式](./08_Patterns.md#pattern)<sub>可选</sub> [where 子句](./05-Statements.md#where-clause)<sub>可选</sub> [代码块](./06-Declarations.md#code-block)<sub>可选</sub> > *catch 子句* → **catch** [catch 模式列表]()<sub>可选</sub> [代码块](./06-Declarations.md#code-block)<sub>可选</sub>
> >
> *catch 模式列表* → [catch 模式](./05_Statements.md#catch-pattern) | [catch 模式](./05_Statements.md#catch-pattern) ，[catch 模式列表](./05_Statements.md#catch-pattern-list)
>
> *catch 模式* → [模式](./08_Patterns.md#pattern) [where 子句](./05-Statements.md#where-clause)<sub>可选</sub>
<!-- --> <!-- -->
> 编译控制语句 > 编译控制语句
@ -1047,7 +1052,6 @@
> *模块名* → [标识符](./02_Lexical_Structure.md#identifier) > *模块名* → [标识符](./02_Lexical_Structure.md#identifier)
> >
> *环境* → **模拟器** ｜ **macCatalyst** > *环境* → **模拟器** ｜ **macCatalyst**
>
<!-- --> <!-- -->
> 行控制语句语法 > 行控制语句语法
@ -1173,7 +1177,6 @@
> *模式构造器* → [模式](./08_Patterns.md#pattern) [构造器](./06-Declarations.md#initializer)<sub>可选</sub> > *模式构造器* → [模式](./08_Patterns.md#pattern) [构造器](./06-Declarations.md#initializer)<sub>可选</sub>
> >
> *构造器* → **=** [表达式](./04_Expressions.md#expression) > *构造器* → **=** [表达式](./04_Expressions.md#expression)
>
<!-- --> <!-- -->