From 16e13b9789359282cb6c2681262f46fb1b70134b Mon Sep 17 00:00:00 2001 From: TotalKrill Date: Fri, 9 Dec 2022 05:09:23 +0100 Subject: [PATCH] allow specifying environment for language servers in language.toml (#4004) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Stephen Wakely Co-authored-by: Stephen Wakely Co-authored-by: Blaž Hrastnik --- book/src/languages.md | 3 ++- helix-core/src/syntax.rs | 2 ++ helix-lsp/src/client.rs | 3 +++ helix-lsp/src/lib.rs | 1 + 4 files changed, 8 insertions(+), 1 deletion(-) diff --git a/book/src/languages.md b/book/src/languages.md index 133e6447..e45ef910 100644 --- a/book/src/languages.md +++ b/book/src/languages.md @@ -39,7 +39,7 @@ injection-regex = "^mylang$" file-types = ["mylang", "myl"] comment-token = "#" indent = { tab-width = 2, unit = " " } -language-server = { command = "mylang-lsp", args = ["--stdio"] } +language-server = { command = "mylang-lsp", args = ["--stdio"], environment = { "ENV1" = "value1", "ENV2" = "value2" } } formatter = { command = "mylang-formatter" , args = ["--stdin"] } ``` @@ -99,6 +99,7 @@ The `language-server` field takes the following keys: | `args` | A list of arguments to pass to the language server binary | | `timeout` | The maximum time a request to the language server may take, in seconds. Defaults to `20` | | `language-id` | The language name to pass to the language server. Some language servers support multiple languages and use this field to determine which one is being served in a buffer | +| `environment` | Any environment variables that will be used when starting the language server `{ "KEY1" = "Value1", "KEY2" = "Value2" }` | The top-level `config` field is used to configure the LSP initialization options. A `format` sub-table within `config` can be used to pass extra formatting options to diff --git a/helix-core/src/syntax.rs b/helix-core/src/syntax.rs index 8dc34a3e..41ab23e1 100644 --- a/helix-core/src/syntax.rs +++ b/helix-core/src/syntax.rs @@ -207,6 +207,8 @@ pub struct LanguageServerConfiguration { #[serde(default)] #[serde(skip_serializing_if = "Vec::is_empty")] pub args: Vec, + #[serde(default, skip_serializing_if = "HashMap::is_empty")] + pub environment: HashMap, #[serde(default = "default_timeout")] pub timeout: u64, pub language_id: Option, diff --git a/helix-lsp/src/client.rs b/helix-lsp/src/client.rs index 90fd2f21..dd2581c6 100644 --- a/helix-lsp/src/client.rs +++ b/helix-lsp/src/client.rs @@ -42,10 +42,12 @@ pub struct Client { impl Client { #[allow(clippy::type_complexity)] + #[allow(clippy::too_many_arguments)] pub fn start( cmd: &str, args: &[String], config: Option, + server_environment: HashMap, root_markers: &[String], id: usize, req_timeout: u64, @@ -55,6 +57,7 @@ impl Client { let cmd = which::which(cmd).map_err(|err| anyhow::anyhow!(err))?; let process = Command::new(cmd) + .envs(server_environment) .args(args) .stdin(Stdio::piped()) .stdout(Stdio::piped()) diff --git a/helix-lsp/src/lib.rs b/helix-lsp/src/lib.rs index f714395f..8418896c 100644 --- a/helix-lsp/src/lib.rs +++ b/helix-lsp/src/lib.rs @@ -550,6 +550,7 @@ fn start_client( &ls_config.command, &ls_config.args, config.config.clone(), + ls_config.environment.clone(), &config.roots, id, ls_config.timeout,