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Add switch expression.

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Stephen Chung
2020-11-13 18:32:18 +08:00
parent 7d1b971b39
commit 55b4907f19
19 changed files with 547 additions and 252 deletions
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2
doc/src/appendix/keywords.md
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@@ -13,6 +13,7 @@ Keywords List
| `is_shared` | is a value shared? | [`no_closure`] | yes | no |
| `if` | if statement | | no | |
| `else` | else block of if statement | | no | |
| `switch` | matching | | no | |
| `while` | while loop | | no | |
| `loop` | infinite loop | | no | |
| `for` | for loop | | no | |
@@ -52,7 +53,6 @@ Reserved Keywords
| `then` | control flow |
| `goto` | control flow |
| `exit` | control flow |
| `switch` | matching |
| `match` | matching |
| `case` | matching |
| `public` | function/field access |

3
doc/src/appendix/operators.md
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@@ -39,6 +39,7 @@ Symbols and Patterns
| Symbol | Name | Description |
| ---------------------------------- | :------------------: | ------------------------------------- |
| `_` | underscore | default `switch` case |
| `;` | semicolon | statement separator |
| `,` | comma | list separator |
| `:` | colon | [object map] property value separator |
@@ -52,6 +53,7 @@ Symbols and Patterns
| <code>\|</code> .. <code>\|</code> | pipes | closure |
| `[` .. `]` | brackets | [array] literal |
| `!` | bang | function call in calling scope |
| `=>` | double arrow | `switch` expression case separator |
| `//` | comment | line comment |
| `/*` .. `*/` | comment | block comment |
| `(*` .. `*)` | comment | _reserved_ |
@@ -64,7 +66,6 @@ Symbols and Patterns
| `#` | hash | _reserved_ |
| `@` | at | _reserved_ |
| `$` | dollar | _reserved_ |
| `=>` | double arrow | _reserved_ |
| `->` | arrow | _reserved_ |
| `<-` | left arrow | _reserved_ |
| `===` | strict equals to | _reserved_ |