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Add isFunction and isNullable builtins (#504)

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Daniel Wirtz
2019-02-22 01:11:05 +01:00
committed by GitHub
parent 3b5b96f496
commit f318d68383
6 changed files with 321 additions and 208 deletions
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2
std/assembly/builtins.ts
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@ -9,6 +9,8 @@
@builtin export declare function isReference<T>(value?: T): bool;
@builtin export declare function isString<T>(value?: T): bool;
@builtin export declare function isArray<T>(value?: T): bool;
@builtin export declare function isFunction<T>(value?: T): bool;
@builtin export declare function isNullable<T>(value?: T): bool;
@builtin export declare function isDefined(expression: void): bool;
@builtin export declare function isConstant(expression: void): bool;
@builtin export declare function isManaged<T>(value?: T): bool;

4
std/assembly/index.d.ts vendored
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@ -128,6 +128,10 @@ declare function isReference<T>(value?: any): value is object | string;
declare function isString<T>(value?: any): value is string | String;
/** Tests if the specified type *or* expression can be used as an array. Compiles to a constant. */
declare function isArray<T>(value?: any): value is Array<any>;
/** Tests if the specified type *or* expression is of a function type. Compiles to a constant. */
declare function isFunction<T>(value?: any): value is Array<any>;
/** Tests if the specified type *or* expression is of a nullable reference type. Compiles to a constant. */
declare function isNullable<T>(value?: any): value is Array<any>;
/** Tests if the specified expression resolves to a defined element. Compiles to a constant. */
declare function isDefined(expression: any): bool;
/** Tests if the specified expression evaluates to a constant value. Compiles to a constant. */