From e2a50711d5ca1029b28b1ddaeb3b2989ade7d651 Mon Sep 17 00:00:00 2001
From: Michael Davis
Date: Wed, 2 Mar 2022 08:54:44 -0600
Subject: update tree-sitter-erlang

changes:

- typed fields within records which do not declare a default
  value are now correctly highlighted as record fields
- the EEP49 'maybe' form is now parsed
- fixes for highlights for 'begin' and 'after' tokens
---
 book/src/generated/lang-support.md    | 2 +-
 languages.toml                        | 7 ++++---
 runtime/queries/erlang/highlights.scm | 4 ++--
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/book/src/generated/lang-support.md b/book/src/generated/lang-support.md
index 03a96952..35a10c0f 100644
--- a/book/src/generated/lang-support.md
+++ b/book/src/generated/lang-support.md
@@ -11,7 +11,7 @@
 | dockerfile | ✓ |  |  | `docker-langserver` |
 | elixir | ✓ |  |  | `elixir-ls` |
 | elm | ✓ |  |  | `elm-language-server` |
-| erlang | ✓ |  |  |  |
+| erlang | ✓ |  |  | `erlang_ls` |
 | fish | ✓ | ✓ | ✓ |  |
 | git-commit | ✓ |  |  |  |
 | git-config | ✓ |  |  |  |
diff --git a/languages.toml b/languages.toml
index 265f462d..9c1a4334 100644
--- a/languages.toml
+++ b/languages.toml
@@ -939,15 +939,16 @@ source = { git = "https://github.com/jaredramirez/tree-sitter-rescript", rev = "
 [[language]]
 name = "erlang"
 scope = "source.erlang"
-injection-regex = "^erl$"
-file-types = ["erl", "hrl", "app", "rebar.config"]
+injection-regex = "erl(ang)?"
+file-types = ["erl", "hrl", "app", "rebar.config", "rebar.lock"]
 roots = ["rebar.config"]
 comment-token = "%%"
 indent = { tab-width = 4, unit = "    " }
+language-server = { command = "erlang_ls" }
 
 [[grammar]]
 name = "erlang"
-source = { git = "https://github.com/the-mikedavis/tree-sitter-erlang", rev = "86985bde399c5f40b00bc75f7ab70a6c69a5f9c3" }
+source = { git = "https://github.com/the-mikedavis/tree-sitter-erlang", rev = "1e81393b8f0a81b35ff1679a9420fafbd2cf3511" }
 
 [[language]]
 name = "kotlin"
diff --git a/runtime/queries/erlang/highlights.scm b/runtime/queries/erlang/highlights.scm
index fc742f3a..067e0f82 100644
--- a/runtime/queries/erlang/highlights.scm
+++ b/runtime/queries/erlang/highlights.scm
@@ -22,7 +22,7 @@
       (tuple
         (binary_operator
           left: (atom) @variable.other.member
-          operator: "="))
+          operator: ["=" "::"]))
       (tuple
         (binary_operator
           left:
@@ -74,7 +74,7 @@
   @keyword
   "^(define|export|export_type|include|include_lib|ifdef|ifndef|if|elif|else|endif|vsn|on_load|behaviour|record|file|type|opaque|spec)$"))
 
-["case" "fun" "if" "of" "when" "end" "receive" "try" "catch" "after"] @keyword
+["case" "fun" "if" "of" "when" "end" "receive" "try" "catch" "after" "begin" "maybe"] @keyword
 
 ; Operators
 (binary_operator
-- 
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