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Revert the name changes :(

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This commit is contained in:
Sindre Sorhus 2019-02-02 01:08:22 +07:00
parent 7589763724
commit 03dca5b305
2 changed files with 35 additions and 21 deletions
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50
source/index.ts
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@ -58,7 +58,7 @@ export const enum TypeName {
const toString = Object.prototype.toString;
const isOfType = <T>(type: string) => (value: unknown): value is T => typeof value === type;
const isBuffer = (input: unknown): input is Buffer => !is.nullOrUndefined(input) && !is.nullOrUndefined((input as Buffer).constructor) && is.function((input as Buffer).constructor.isBuffer) && (input as Buffer).constructor.isBuffer(input);
const isBuffer = (input: unknown): input is Buffer => !is.nullOrUndefined(input) && !is.nullOrUndefined((input as Buffer).constructor) && is.function_((input as Buffer).constructor.isBuffer) && (input as Buffer).constructor.isBuffer(input);
const getObjectType = (value: unknown): TypeName | null => {
const objectName = toString.call(value).slice(8, -1);
@ -94,7 +94,7 @@ function is(value: unknown): TypeName { // tslint:disable-line:only-arrow-functi
default:
}
if (is.function(value)) {
if (is.function_(value)) {
return TypeName.Function;
}
@ -128,10 +128,10 @@ const isObject = (value: unknown): value is object => typeof value === 'object';
is.undefined = isOfType<undefined>('undefined');
is.string = isOfType<string>('string');
is.number = isOfType<number>('number');
is.function = isOfType<Function>('function');
is.function_ = isOfType<Function>('function');
// tslint:disable-next-line:strict-type-predicates
is.null = (value: unknown): value is null => value === null;
is.class = (value: unknown): value is Class => is.function(value) && value.toString().startsWith('class ');
is.null_ = (value: unknown): value is null => value === null;
is.class_ = (value: unknown): value is Class => is.function_(value) && value.toString().startsWith('class ');
is.boolean = (value: unknown): value is boolean => value === true || value === false;
is.symbol = isOfType<Symbol>('symbol');
// tslint:enable:variable-name
@ -142,26 +142,26 @@ is.numericString = (value: unknown): boolean =>
is.array = Array.isArray;
is.buffer = isBuffer;
is.nullOrUndefined = (value: unknown): value is null | undefined => is.null(value) || is.undefined(value);
is.object = (value: unknown): value is object => !is.nullOrUndefined(value) && (is.function(value) || isObject(value));
is.iterable = (value: unknown): value is IterableIterator<unknown> => !is.nullOrUndefined(value) && is.function((value as IterableIterator<unknown>)[Symbol.iterator]);
is.asyncIterable = (value: unknown): value is AsyncIterableIterator<unknown> => !is.nullOrUndefined(value) && is.function((value as AsyncIterableIterator<unknown>)[Symbol.asyncIterator]);
is.generator = (value: unknown): value is Generator => is.iterable(value) && is.function(value.next) && is.function(value.throw);
is.nullOrUndefined = (value: unknown): value is null | undefined => is.null_(value) || is.undefined(value);
is.object = (value: unknown): value is object => !is.nullOrUndefined(value) && (is.function_(value) || isObject(value));
is.iterable = (value: unknown): value is IterableIterator<unknown> => !is.nullOrUndefined(value) && is.function_((value as IterableIterator<unknown>)[Symbol.iterator]);
is.asyncIterable = (value: unknown): value is AsyncIterableIterator<unknown> => !is.nullOrUndefined(value) && is.function_((value as AsyncIterableIterator<unknown>)[Symbol.asyncIterator]);
is.generator = (value: unknown): value is Generator => is.iterable(value) && is.function_(value.next) && is.function_(value.throw);
is.nativePromise = (value: unknown): value is Promise<unknown> =>
isObjectOfType<Promise<unknown>>(TypeName.Promise)(value);
const hasPromiseAPI = (value: unknown): value is Promise<unknown> =>
!is.null(value) &&
!is.null_(value) &&
isObject(value) as unknown &&
is.function((value as Promise<unknown>).then) &&
is.function((value as Promise<unknown>).catch);
is.function_((value as Promise<unknown>).then) &&
is.function_((value as Promise<unknown>).catch);
is.promise = (value: unknown): value is Promise<unknown> => is.nativePromise(value) || hasPromiseAPI(value);
is.generatorFunction = isObjectOfType<GeneratorFunction>(TypeName.GeneratorFunction);
is.asyncFunction = isObjectOfType<Function>(TypeName.AsyncFunction);
is.boundFunction = (value: unknown): value is Function => is.function(value) && !value.hasOwnProperty('prototype');
is.boundFunction = (value: unknown): value is Function => is.function_(value) && !value.hasOwnProperty('prototype');
is.regExp = isObjectOfType<RegExp>(TypeName.RegExp);
is.date = isObjectOfType<Date>(TypeName.Date);
@ -214,7 +214,7 @@ const primitiveTypes = new Set([
'symbol'
]);
is.primitive = (value: unknown): value is Primitive => is.null(value) || primitiveTypes.has(typeof value);
is.primitive = (value: unknown): value is Primitive => is.null_(value) || primitiveTypes.has(typeof value);
is.integer = (value: unknown): value is number => Number.isInteger(value as number);
is.safeInteger = (value: unknown): value is number => Number.isSafeInteger(value as number);
@ -250,7 +250,7 @@ is.typedArray = (value: unknown): value is TypedArray => {
};
const isValidLength = (value: unknown) => is.safeInteger(value) && value > -1;
is.arrayLike = (value: unknown): value is ArrayLike => !is.nullOrUndefined(value) && !is.function(value) && isValidLength((value as ArrayLike).length);
is.arrayLike = (value: unknown): value is ArrayLike => !is.nullOrUndefined(value) && !is.function_(value) && isValidLength((value as ArrayLike).length);
is.inRange = (value: number, range: number | number[]) => {
if (is.number(range)) {
@ -292,7 +292,7 @@ is.observable = (value: unknown) => {
return false;
};
is.nodeStream = (value: unknown): value is NodeStream => !is.nullOrUndefined(value) && isObject(value) as unknown && is.function((value as NodeStream).pipe) && !is.observable(value);
is.nodeStream = (value: unknown): value is NodeStream => !is.nullOrUndefined(value) && isObject(value) as unknown && is.function_((value as NodeStream).pipe) && !is.observable(value);
is.infinite = (value: unknown) => value === Infinity || value === -Infinity;
@ -320,7 +320,7 @@ is.nonEmptyMap = (value: unknown) => is.map(value) && value.size > 0;
type ArrayMethod = (fn: (value: unknown, index: number, array: unknown[]) => boolean, thisArg?: unknown) => boolean;
const predicateOnArray = (method: ArrayMethod, predicate: unknown, values: unknown[]) => {
if (is.function(predicate) === false) {
if (is.function_(predicate) === false) {
throw new TypeError(`Invalid predicate: ${JSON.stringify(predicate)}`);
}
@ -336,6 +336,20 @@ is.any = (predicate: unknown, ...values: unknown[]) => predicateOnArray(Array.pr
is.all = (predicate: unknown, ...values: unknown[]) => predicateOnArray(Array.prototype.every, predicate, values);
// tslint:enable variable-name
// Some few keywords are reserved, but we'll populate them for Node.js users
// See https://github.com/Microsoft/TypeScript/issues/2536
Object.defineProperties(is, {
class: {
value: is.class_
},
function: {
value: is.function_
},
null: {
value: is.null_
}
});
export default is;
// For CommonJS default export support

6
source/tests/test.ts
View file

@ -33,7 +33,7 @@ const types = new Map<string, Test>([
]
}],
['null', {
is: is.null,
is: is.null_,
fixtures: [
null
]
@ -99,7 +99,7 @@ const types = new Map<string, Test>([
]
}],
['function', {
is: is.function,
is: is.function_,
fixtures: [
// tslint:disable:no-unused no-empty no-unused-variable only-arrow-functions no-function-expression
function foo() {},
@ -685,7 +685,7 @@ test('is.class', t => {
];
for (const x of classDeclarations) {
t.true(is.class(x));
t.true(is.class_(x));
}
});