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Improve portables (#386)

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* Hardened load/save
* Added memory.reset and memory.fill
* Added isDefined and isConstant
* Use true/false as bool's min/max values
This commit is contained in:
Max Graey
2019-01-09 14:17:18 +02:00
committed by Daniel Wirtz
parent 9ec226de1b
commit e3e0fe8045
2 changed files with 25 additions and 4 deletions
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6
std/portable/index.d.ts vendored
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@ -94,6 +94,10 @@ declare function isReference(value: any): value is object | string;
declare function isString(value: any): value is string | String;
/** Tests if the specified value can be used as an array. */
declare function isArray(value: any): value is Array<any>;
/** Tests if the specified expression resolves to a defined element. */
declare function isDefined(expression: any): bool;
/** Tests if the specified expression evaluates to a constant value. */
declare function isConstant(expression: any): bool;
/** Traps if the specified value is not true-ish, otherwise returns the value. */
declare function assert<T>(isTrueish: T | null, message?: string): T;
/** Parses an integer string to a 64-bit float. */
@ -285,6 +289,8 @@ declare namespace memory {
function free(ptr: usize): void;
/** Copies n bytes from the specified source to the specified destination in memory. These regions may overlap. */
function copy(dst: usize, src: usize, n: usize): void;
/** Fills size bytes from from the specified destination by same value in memory. */
function fill(dst: usize, value: u8, size: usize): void;
/** Resets the allocator to its initial state, if supported. */
function reset(): void;
}