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Add JSBridgedType and JSBridgedClass #26

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Merged
merged 26 commits into from
Sep 18, 2020
Merged

Add JSBridgedType and JSBridgedClass #26

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b123600
Changes related to WebIDL support.
mjburghard Jun 7, 2020
e6b6705
Rename constructor
j-f1 Aug 2, 2020
5982bef
wip
j-f1 Aug 3, 2020
a5ce5e4
Add JSAbstractBridgedType
j-f1 Aug 4, 2020
0f79f43
More updates
j-f1 Aug 4, 2020
fbf9f76
Move & rename JS*BridgedType
j-f1 Aug 14, 2020
e31a989
wip
j-f1 Aug 14, 2020
e4d657e
Update JSTypedArray.swift
j-f1 Aug 14, 2020
c07db3d
Update JSTypedArray.swift
j-f1 Aug 14, 2020
be1f916
Update JSTypedArray.swift
j-f1 Aug 14, 2020
ba3316e
Update JSTypedArray.swift
j-f1 Aug 14, 2020
5fe4b96
Allow JSBridgedType (but not JSBridgedClass) to hold non-objects
j-f1 Aug 14, 2020
b62b78e
Make JS{Array,Date,Error} conform to JSBridgedClass
j-f1 Sep 15, 2020
8b181c7
Clean up AnyJSValueConvertible
j-f1 Sep 15, 2020
de5f52e
Docs for JSTypedArray
j-f1 Sep 15, 2020
479ad20
Docs for JSValueCoable-adjacent types
j-f1 Sep 15, 2020
b4edc19
Update based on review suggestions
j-f1 Sep 16, 2020
cabda58
Remove AnyJSValueConvertible
j-f1 Sep 16, 2020
d0da61a
Merge branch 'master' into webidl
j-f1 Sep 16, 2020
e19788a
Remove is* helpers
j-f1 Sep 16, 2020
ff1f4ac
withCompatibleObject → unsafelyWrapping
j-f1 Sep 17, 2020
c74e3d1
Apply suggestions from code review
j-f1 Sep 17, 2020
ed9f8d4
Rename Object and Array constructors
j-f1 Sep 17, 2020
29a30e7
Document & fix the behavior of isInstanceOf
j-f1 Sep 17, 2020
4429d88
Merge branch 'master' into webidl
j-f1 Sep 17, 2020
767d05d
Fix indent
j-f1 Sep 18, 2020
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Docs for JSTypedArray
  • Loading branch information
@j-f1
j-f1 committed Sep 15, 2020
commit de5f52e88d39f1a579123fd6d8f78bff69939646
7 changes: 7 additions & 0 deletions Sources/JavaScriptKit/BasicObjects/JSTypedArray.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -4,14 +4,19 @@

import _CJavaScriptKit

/// A protocol that allows a Swift numeric type to be mapped to the JavaScript TypedArray that holds integers of its type
public protocol TypedArrayElement: JSValueConvertible, JSValueConstructible {
/// The kind of typed array that should be created on the JS side
static var typedArrayKind: JavaScriptTypedArrayKind { get }
/// The constructor function for the TypedArray class for this particular kind of number
static var typedArrayClass: JSFunction { get }
}

/// A wrapper around all JavaScript [`TypedArray`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray) classes that exposes their properties in a type-safe way.
public class JSTypedArray<Element>: JSBridgedClass, ExpressibleByArrayLiteral where Element: TypedArrayElement {
public static var constructor: JSFunction { Element.typedArrayClass }
public var jsObject: JSObject

public subscript(_ index: Int) -> Element {
get {
return Element.construct(from: jsObject[index])!
Expand All @@ -21,6 +26,7 @@ public class JSTypedArray<Element>: JSBridgedClass, ExpressibleByArrayLiteral wh
}
}

/// Create a TypedArray with the provided number of elements allocated. All the elements will be initialized to zero.
public init(length: Int) {
jsObject = Element.typedArrayClass.new(length)
}
Expand All @@ -33,6 +39,7 @@ public class JSTypedArray<Element>: JSBridgedClass, ExpressibleByArrayLiteral wh
self.init(elements)
}

/// Convert an array of numbers into a JavaScript TypedArray
public convenience init(_ array: [Element]) {
var resultObj = JavaScriptObjectRef()
array.withUnsafeBufferPointer { ptr in
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