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Add ArrayBuffer.isView and rework Array.isArray (#431)

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This commit is contained in:
Max Graey
2019-02-03 11:41:04 +02:00
committed by Daniel Wirtz
parent 1867416236
commit 4829f3a3e4
18 changed files with 3530 additions and 2567 deletions
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29
std/portable/index.d.ts vendored
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@ -16,6 +16,7 @@
// Types
declare type bool = boolean;
declare type i8 = number;
declare type i16 = number;
declare type i32 = number;
@ -23,7 +24,6 @@ declare type isize = number;
declare type u8 = number;
declare type u16 = number;
declare type u32 = number;
declare type bool = boolean;
declare type usize = number;
declare type f32 = number;
declare type f64 = number;
@ -32,6 +32,20 @@ declare type f64 = number;
/** Compiler target. 0 = JS, 1 = WASM32, 2 = WASM64. */
declare const ASC_TARGET: i32;
/** Provided noTreeshaking option. */
declare const ASC_NO_TREESHAKING: bool;
/** Provided noAssert option. */
declare const ASC_NO_ASSERT: bool;
/** Provided memoryBase option. */
declare const ASC_MEMORY_BASE: i32;
/** Provided optimizeLevel option. */
declare const ASC_OPTIMIZE_LEVEL: i32;
/** Provided shrinkLevel option. */
declare const ASC_SHRINK_LEVEL: i32;
/** Whether the mutable global feature is enabled. */
declare const ASC_FEATURE_MUTABLE_GLOBAL: bool;
/** Whether the sign extension feature is enabled. */
declare const ASC_FEATURE_SIGN_EXTENSION: bool;
// Builtins
@ -299,6 +313,8 @@ declare namespace memory {
declare class ArrayBuffer {
/** The size, in bytes, of the array. */
readonly byteLength: i32;
/** Returns true if value is one of the ArrayBuffer views, such as typed array or a DataView **/
static isView<T>(value: T): bool;
/** Constructs a new array buffer of the given length in bytes. */
constructor(length: i32);
/** Returns a copy of this array buffer's bytes from begin, inclusive, up to end, exclusive. */
@ -397,6 +413,17 @@ declare class Int32Array extends Array<i32> {}
declare class Float32Array extends Array<f32> {}
declare class Float64Array extends Array<f64> {}
/** Interface for a typed view on an array buffer. */
interface ArrayBufferView<T> {
[key: number]: T;
/** The {@link ArrayBuffer} referenced by this view. */
readonly buffer: ArrayBuffer;
/** The offset in bytes from the start of the referenced {@link ArrayBuffer}. */
readonly byteOffset: i32;
/** The length in bytes from the start of the referenced {@link ArrayBuffer}. */
readonly byteLength: i32;
}
declare class String {
static fromCharCode(ls: i32, hs?: i32): string;