Provide colors for the given document.
The document in which the command was invoked.
A cancellation token.
An array of color information or a thenable that resolves to such. The lack of a result
can be signaled by returning undefined, null, or an empty array.
Provide representations for a color.
The color to show and insert.
A context object with additional information
A cancellation token.
An array of color presentations or a thenable that resolves to such. The lack of a result
can be signaled by returning undefined, null, or an empty array.
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The document color provider defines the contract between extensions and feature of picking and modifying colors in the editor.