95 lines
2.9 KiB
Haxe
Raw Permalink Normal View History

2025-01-22 16:18:30 +01:00
/*
* Copyright (C)2005-2019 Haxe Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
package js;
import haxe.extern.Rest;
/**
Generate JavaScript syntax not directly supported by Haxe.
Use only at low-level when specific target-specific code-generation is required.
**/
@:noClosure
extern class Syntax {
/**
Inject `code` directly into generated source.
`code` must be a string constant.
Additional `args` are supported to provide code interpolation, for example:
```haxe
Syntax.code("console.log({0}, {1})", "hi", 42);
```
will generate
```haxe
console.log("hi", 42);
```
Emits a compilation error if the count of `args` does not match the count of placeholders in `code`.
**/
static function code(code:String, args:Rest<Dynamic>):Dynamic;
/**
Inject `code` directly into generated source.
The same as `js.Syntax.code` except this one does not provide code interpolation.
**/
static function plainCode(code:String):Dynamic;
/**
Generate `new cl(...args)` expression.
**/
@:overload(function(cl:String, args:Rest<Dynamic>):Dynamic {})
static function construct<T>(cl:Class<T>, args:Rest<Dynamic>):T;
/**
Generate `v instanceof cl` expression.
**/
@:pure static function instanceof(v:Dynamic, cl:Class<Dynamic>):Bool;
/**
Generate `typeof o` expression.
**/
@:pure static function typeof(o:Dynamic):String;
/**
Genearte `a === b` expression.
**/
@:pure static function strictEq(a:Dynamic, b:Dynamic):Bool;
/**
Genearte `a !== b` expression.
**/
@:pure static function strictNeq(a:Dynamic, b:Dynamic):Bool;
/**
Generate `delete o[f]` expression.
**/
@:overload(function(o:Dynamic, f:Int):Bool {})
static function delete(o:Dynamic, f:String):Bool;
/**
Generate `o.f` expression, if `f` is a constant string,
or `o[f]` if it's any other expression.
**/
static function field(o:Dynamic, f:String):Dynamic;
}