{ "type": "object", "properties": { "lessOptions": { "description": "Options to pass through to `Less` (https://github.com/webpack-contrib/less-loader#lessoptions).", "anyOf": [ { "type": "object", "additionalProperties": true }, { "instanceof": "Function" } ] }, "prependData": { "description": "Prepends `Less` code before the actual entry file (https://github.com/webpack-contrib/less-loader#prependdata).", "anyOf": [ { "type": "string" }, { "instanceof": "Function" } ] }, "appendData": { "description": "Add `Less` code after the actual entry file (https://github.com/webpack-contrib/less-loader#postponeddata).", "anyOf": [ { "type": "string" }, { "instanceof": "Function" } ] }, "sourceMap": { "description": "Enables/Disables generation of source maps (https://github.com/webpack-contrib/less-loader#sourcemap).", "type": "boolean" }, "implementation": { "description": "The implementation of the `Less` to be used (https://github.com/webpack-contrib/less-loader#implementation).", "type": "object" } }, "additionalProperties": false }