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Updated gopls integrator FAQ (markdown)

Suzy Mueller 2019-07-15 18:23:39 -04:00
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gopls-integrator-FAQ.md

@ -14,15 +14,13 @@ As an example, the [`Hover`](https://github.com/Microsoft/language-server-protoc
i.e. integrators will need to calculate UTF-16 based column offsets. For Go-based integrators, the [`golang.org/x/tools/internal/span`](https://godoc.org/golang.org/x/tools/internal/span#NewPoint) will be of use. [#31080](https://github.com/golang/go/issues/31080) tracks making `span` and other useful packages non-internal. i.e. integrators will need to calculate UTF-16 based column offsets. For Go-based integrators, the [`golang.org/x/tools/internal/span`](https://godoc.org/golang.org/x/tools/internal/span#NewPoint) will be of use. [#31080](https://github.com/golang/go/issues/31080) tracks making `span` and other useful packages non-internal.
## `textDocument/formatting` response ## `[]TextEdit` responses
At the time of writing (2019-03-28) the [`[]TextEdit`](https://github.com/Microsoft/language-server-protocol/blob/gh-pages/specification.md#textedit) response to [`textDocument/formatting`](https://github.com/Microsoft/language-server-protocol/blob/gh-pages/specification.md#document-formatting-request--leftwards_arrow_with_hook) comprises range-based deltas. The spec is not explicit about how these deltas should be applied, instead simply stating: At the time of writing (2019-07-15) the [`[]TextEdit`](https://github.com/Microsoft/language-server-protocol/blob/gh-pages/specification.md#textedit) response to [`textDocument/formatting`](https://github.com/Microsoft/language-server-protocol/blob/gh-pages/specification.md#document-formatting-request--leftwards_arrow_with_hook) and the [`WorkspaceEdit`](https://github.com/Microsoft/language-server-protocol/blob/gh-pages/specification.md#workspaceedit) response to [`textDocument/rename`](https://github.com/Microsoft/language-server-protocol/blob/gh-pages/specification.md#textDocument_rename) comprises range-based deltas. The spec is not explicit about how these deltas should be applied, instead simply stating:
> If multiple inserts have the same position, the order in the array defines the order in which the inserted strings appear in the resulting text. > If multiple inserts have the same position, the order in the array defines the order in which the inserted strings appear in the resulting text.
i.e. it specifies only the resulting state of the document. All `[]TextEdit` are sorted such that applying the array of deltas received in reverse order achieves the desired result that holds with the spec.
Applying the array of deltas received in reverse order achieves the desired result that holds with the spec.
## RPC response errors ## RPC response errors