110 lines
2.7 KiB
TypeScript
110 lines
2.7 KiB
TypeScript
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declare const dotProp: {
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/**
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Get the value of the property at the given path.
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@param object - Object to get the `path` value.
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@param path - Path of the property in the object, using `.` to separate each nested key. Use `\\.` if you have a `.` in the key.
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@param defaultValue - Default value.
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@example
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```
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import dotProp = require('dot-prop');
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dotProp.get({foo: {bar: 'unicorn'}}, 'foo.bar');
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//=> 'unicorn'
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dotProp.get({foo: {bar: 'a'}}, 'foo.notDefined.deep');
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//=> undefined
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dotProp.get({foo: {bar: 'a'}}, 'foo.notDefined.deep', 'default value');
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//=> 'default value'
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dotProp.get({foo: {'dot.dot': 'unicorn'}}, 'foo.dot\\.dot');
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//=> 'unicorn'
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```
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*/
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get<T>(
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object: {[key: string]: any} | undefined,
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path: string
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): T | undefined;
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get<T>(
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object: {[key: string]: any} | undefined,
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path: string,
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defaultValue: T
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): T;
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/**
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Set the property at the given path to the given value.
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@param object - Object to set the `path` value.
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@param path - Path of the property in the object, using `.` to separate each nested key. Use `\\.` if you have a `.` in the key.
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@param value - Value to set at `path`.
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@returns The object.
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@example
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```
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import dotProp = require('dot-prop');
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const object = {foo: {bar: 'a'}};
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dotProp.set(object, 'foo.bar', 'b');
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console.log(object);
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//=> {foo: {bar: 'b'}}
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const foo = dotProp.set({}, 'foo.bar', 'c');
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console.log(foo);
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//=> {foo: {bar: 'c'}}
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dotProp.set(object, 'foo.baz', 'x');
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console.log(object);
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//=> {foo: {bar: 'b', baz: 'x'}}
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```
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*/
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set<T extends {[key: string]: any}>(
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object: T,
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path: string,
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value: unknown
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): T;
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/**
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Check whether the property at the given path exists.
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@param object - Object to test the `path` value.
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@param path - Path of the property in the object, using `.` to separate each nested key. Use `\\.` if you have a `.` in the key.
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@example
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```
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import dotProp = require('dot-prop');
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dotProp.has({foo: {bar: 'unicorn'}}, 'foo.bar');
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//=> true
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```
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*/
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has(object: {[key: string]: any} | undefined, path: string): boolean;
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/**
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Delete the property at the given path.
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@param object - Object to delete the `path` value.
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@param path - Path of the property in the object, using `.` to separate each nested key. Use `\\.` if you have a `.` in the key.
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@returns A boolean of whether the property existed before being deleted.
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@example
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```
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import dotProp = require('dot-prop');
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const object = {foo: {bar: 'a'}};
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dotProp.delete(object, 'foo.bar');
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console.log(object);
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//=> {foo: {}}
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object.foo.bar = {x: 'y', y: 'x'};
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dotProp.delete(object, 'foo.bar.x');
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console.log(object);
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//=> {foo: {bar: {y: 'x'}}}
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```
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*/
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delete(object: {[key: string]: any}, path: string): boolean;
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};
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export = dotProp;
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