From 6a90166d0a3d8fd0e2e96e4ac8e196b2b2989760 Mon Sep 17 00:00:00 2001
From: ontley
Date: Mon, 12 Feb 2024 02:35:25 +0100
Subject: Add required-root-patterns for situational lsp activation (#8696)

* Added required-root-patterns for situational lsp activation using globbing

* Replaced filter_map with flatten

* updated book to include required-root-patterns option

* fixed wrong function name for path

* Added globset to helix-core. Moved globset building to config parsing.

* Normalize implements AsRef

* cargo fmt

* Revert "cargo fmt"

This reverts commit ca8ce123e8d77d2ae8ed84d5273a9b554101b0db.---
 book/src/languages.md | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

(limited to 'book/src')

diff --git a/book/src/languages.md b/book/src/languages.md
index 7e49a603..e3900dca 100644
--- a/book/src/languages.md
+++ b/book/src/languages.md
@@ -122,13 +122,14 @@ languages = { typescript = [ { formatCommand ="prettier --stdin-filepath ${INPUT
 
 These are the available options for a language server.
 
-| Key                   | Description                                                                              |
-| ----                  | -----------                                                                              |
-| `command`             | The name or path of the language server binary to execute. Binaries must be in `$PATH`   |
-| `args`                | A list of arguments to pass to the language server binary                                |
-| `config`              | LSP initialization options                               |
-| `timeout`             | The maximum time a request to the language server may take, in seconds. Defaults to `20` |
-| `environment`         | Any environment variables that will be used when starting the language server `{ "KEY1" = "Value1", "KEY2" = "Value2" }` |
+| Key                        | Description                                                                                                                       |
+| ----                       | -----------                                                                                                                       |
+| `command`                  | The name or path of the language server binary to execute. Binaries must be in `$PATH`                                            |
+| `args`                     | A list of arguments to pass to the language server binary                                                                         |
+| `config`                   | LSP initialization options                                                                                                        |
+| `timeout`                  | The maximum time a request to the language server may take, in seconds. Defaults to `20`                                          |
+| `environment`              | Any environment variables that will be used when starting the language server `{ "KEY1" = "Value1", "KEY2" = "Value2" }`          |
+| `required-root-patterns`   | A list of `glob` patterns to look for in the working directory. The language server is started if at least one of them is found.  |
 
 A `format` sub-table within `config` can be used to pass extra formatting options to
 [Document Formatting Requests](https://microsoft.github.io/language-server-protocol/specifications/lsp/3.17/specification/#textDocument_formatting).
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