1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
|
/*
* 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;
/**
Platform-specific JavaScript Library. Provides some platform-specific functions
for the JavaScript target.
**/
class Lib {
/**
Inserts a 'debugger' statement that will make a breakpoint if a debugger is available.
**/
public static inline function debug() {
js.Syntax.code("debugger");
}
/**
Inserts an `import` expression that loads JavaScript object from
a module or file specified in the `module` argument.
**/
public static inline function dynamicImport(module:String):js.lib.Promise<Dynamic> {
return js.Syntax.code("import({0})", module);
}
/**
Display an alert message box containing the given message.
@deprecated Use Browser.alert() instead.
**/
@:deprecated("Lib.alert() is deprecated, use Browser.alert() instead")
public static function alert(v:Dynamic) {
js.Syntax.code("alert")(@:privateAccess js.Boot.__string_rec(v, ""));
}
public static inline function eval(code:String):Dynamic {
return js.Syntax.code("eval")(code);
}
/**
Inserts a `require` expression that loads JavaScript object from
a module or file specified in the `module` argument.
This is only supported in environments where `require` function
is available, such as Node.js or RequireJS.
**/
extern public static inline function require(module:String):Dynamic {
return js.Syntax.code("require")(module);
}
/**
Native JavaScript `parseInt` function.
Its specification is different from `Std.parseInt`, so one
might want to access the native one.
**/
public static var parseInt(get, never):(string:String, ?radix:Int) -> Float;
extern static inline function get_parseInt():(string:String, ?radix:Int) -> Float {
return js.Syntax.code("parseInt");
}
/**
Returns JavaScript `undefined` value.
Note that this is only needed in very rare cases when working with external JavaScript code.
In Haxe, `null` is used to represent the absence of a value.
**/
public static var undefined(get, never):Dynamic;
static inline function get_undefined():Dynamic {
return js.Syntax.code("undefined");
}
/**
`nativeThis` is the JavaScript `this`, which is semantically different
from the Haxe `this`. Use `nativeThis` only when working with external
JavaScript code.
In Haxe, `this` is always bound to a class instance.
In JavaScript, `this` in a function can be bound to an arbitrary
variable when the function is called using `func.call(thisObj, ...)` or
`func.apply(thisObj, [...])`.
Read more at https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/this
**/
public static var nativeThis(get, never):Dynamic;
extern static inline function get_nativeThis():Dynamic {
return js.Syntax.code("this");
}
/**
Call JavaScript `typeof` operator on the `o` value
and return a string representing the JavaScript type of a value.
Read more at https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/typeof
**/
extern public static inline function typeof(o:Dynamic):String {
return js.Syntax.typeof(o);
}
/**
An alias of the JS "global" object.
Concretely, it is set as the first defined value in the list of
`window`, `global`, `self`, and `this` in the top-level of the compiled output.
**/
public static var global(get, never):Dynamic;
extern static inline function get_global():Dynamic {
return untyped __define_feature__("js.Lib.global", js.Syntax.code("$global")); // $global is generated by the compiler
}
/**
Re-throw last caught exception, preserving original stack information.
Calling this is only possible inside a catch statement.
**/
@:pure(false) public static function rethrow() {
// function is implemented in the compiler
}
/**
Get original caught exception object, before unwrapping the `js.Boot.HaxeError`.
Can be useful if we want to redirect the original error into some external API (e.g. Promise or node.js callbacks).
Calling this is only possible inside a catch statement.
**/
public static function getOriginalException():Dynamic {
return null; // function is implemented in the compiler
}
/**
Generate next unique id
**/
@:allow(haxe.ds.ObjectMap.assignId)
static inline function getNextHaxeUID():Int {
return js.Syntax.code("{0}.$haxeUID++", untyped __define_feature__("$global.$haxeUID", global));
}
}
|
