@loopback/docs

--- lang: en title: 'API docs: context.proxysource' keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI sidebar: lb4_sidebar editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/context permalink: /doc/en/lb4/apidocs.context.proxysource.html ---  [Home](./index.md) > [@loopback/context](./context.md) > [ProxySource](./context.proxysource.md) ## ProxySource class Invocation source for injected proxies. It wraps a snapshot of the `ResolutionSession` that tracks the binding/injection stack. **Signature:** ```typescript export declare class ProxySource implements InvocationSource<ResolutionSession> ``` **Implements:** [InvocationSource](./context.invocationsource.md)<[ResolutionSession](./context.resolutionsession.md)> ## Constructors <table><thead><tr><th> Constructor </th><th> Modifiers </th><th> Description </th></tr></thead> <tbody><tr><td markdown="1"> [(constructor)(value)](./context.proxysource._constructor_.md) </td><td markdown="1"> </td><td markdown="1"> Constructs a new instance of the `ProxySource` class </td></tr> </tbody></table> ## Properties <table><thead><tr><th> Property </th><th> Modifiers </th><th> Type </th><th> Description </th></tr></thead> <tbody><tr><td markdown="1"> [type](./context.proxysource.type.md) </td><td markdown="1"> </td><td markdown="1"> string </td><td markdown="1"> </td></tr> <tr><td markdown="1"> [value](./context.proxysource.value.md) </td><td markdown="1"> `readonly` </td><td markdown="1"> [ResolutionSession](./context.resolutionsession.md) </td><td markdown="1"> </td></tr> </tbody></table> ## Methods <table><thead><tr><th> Method </th><th> Modifiers </th><th> Description </th></tr></thead> <tbody><tr><td markdown="1"> [toString()](./context.proxysource.tostring.md) </td><td markdown="1"> </td><td markdown="1"> </td></tr> </tbody></table>