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Implement isSet<T>() and isMap<T>() #1106

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Implement isSet<T>() and isMap<T>() #1106

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145d4f3
implement and test isMap and isSet
jtenner Feb 11, 2020
7bed474
remove trailing foreach
jtenner Feb 11, 2020
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26 changes: 26 additions & 0 deletions src/builtins.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -109,6 +109,8 @@ export namespace BuiltinNames {
export const isReference = "~lib/builtins/isReference";
export const isString = "~lib/builtins/isString";
export const isArray = "~lib/builtins/isArray";
export const isMap = "~lib/builtins/isMap";
export const isSet = "~lib/builtins/isSet";
export const isArrayLike = "~lib/builtins/isArrayLike";
export const isFunction = "~lib/builtins/isFunction";
export const isNullable = "~lib/builtins/isNullable";
Expand Down Expand Up @@ -674,6 +676,30 @@ export function compileCall(
if (!type) return module.unreachable();
return module.i32(type.signatureReference ? 1 : 0);
}
case BuiltinNames.isMap: { // isArray<T!>() / isArray<T?>(value: T) -> bool
let type = evaluateConstantType(compiler, typeArguments, operands, reportNode);
compiler.currentType = Type.bool;
if (!type) return module.unreachable();
if (type.is(TypeFlags.REFERENCE)) {
let classReference = type.classReference;
if (classReference) {
return module.i32(classReference.prototype.extends(compiler.program.mapPrototype) ? 1 : 0);
}
}
return module.i32(0);
}
case BuiltinNames.isSet: { // isArray<T!>() / isArray<T?>(value: T) -> bool
let type = evaluateConstantType(compiler, typeArguments, operands, reportNode);
compiler.currentType = Type.bool;
if (!type) return module.unreachable();
if (type.is(TypeFlags.REFERENCE)) {
let classReference = type.classReference;
if (classReference) {
return module.i32(classReference.prototype.extends(compiler.program.setPrototype) ? 1 : 0);
}
}
return module.i32(0);
}
case BuiltinNames.isNullable: { // isNullable<T!> / isNullable<T?>(value: T) -> bool
let type = evaluateConstantType(compiler, typeArguments, operands, reportNode);
compiler.currentType = Type.bool;
Expand Down
8 changes: 8 additions & 0 deletions std/assembly/builtins.ts
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Expand Up @@ -26,6 +26,14 @@ export declare function isString<T>(value?: T): bool;
@builtin
export declare function isArray<T>(value?: T): bool;

// @ts-ignore: decorator
@builtin
export declare function isMap<T>(value?: T): bool;

// @ts-ignore: decorator
@builtin
export declare function isSet<T>(value?: T): bool;

// @ts-ignore: decorator
@builtin
export declare function isArrayLike<T>(value?: T): bool;
Expand Down
4 changes: 4 additions & 0 deletions std/assembly/index.d.ts
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Expand Up @@ -156,6 +156,10 @@ 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 can be used as a Map. Compiles to a constant. */
declare function isMap<T>(value?: any): value is Map<any, any>;
/** Tests if the specified type *or* expression can be used as a Set. Compiles to a constant. */
declare function isSet<T>(value?: any): value is Set<any>;
/** Tests if the specified type *or* expression can be used as an array like object. Compiles to a constant. */
declare function isArrayLike<T>(value?: any): value is ArrayLike<any>;
/** Tests if the specified type *or* expression is of a function type. Compiles to a constant. */
Expand Down
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