From 9962e25a23f0e992116b99a9a6400947d5a7177b Mon Sep 17 00:00:00 2001
From: Tulio Brunoro <brunoro.tulio@gmail.com>
Date: Tue, 28 Jan 2025 13:25:27 -0300
Subject: fix(angularls): pass --angularCoreVersion for backwards compatibility
 #3592

---
 lua/lspconfig/configs/angularls.lua | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'lua')

diff --git a/lua/lspconfig/configs/angularls.lua b/lua/lspconfig/configs/angularls.lua
index 91b076a1..45b756b4 100644
--- a/lua/lspconfig/configs/angularls.lua
+++ b/lua/lspconfig/configs/angularls.lua
@@ -9,7 +9,27 @@ local function get_probe_dir(root_dir)
   return project_root and (project_root .. '/node_modules') or ''
 end
 
+local function get_angular_core_version(root_dir)
+  local project_root = vim.fs.dirname(vim.fs.find('node_modules', { path = root_dir, upward = true })[1])
+
+  local package_json = project_root .. '/package.json'
+  if not vim.loop.fs_stat(package_json) then
+    return ''
+  end
+
+  local contents = io.open(package_json):read '*a'
+  local json = vim.json.decode(contents)
+  if not json.dependencies then
+    return ''
+  end
+
+  local angular_core_version = json.dependencies['@angular/core']
+
+  return angular_core_version
+end
+
 local default_probe_dir = get_probe_dir(vim.fn.getcwd())
+local default_angular_core_version = get_angular_core_version(vim.fn.getcwd())
 
 return {
   default_config = {
@@ -20,6 +40,8 @@ return {
       default_probe_dir,
       '--ngProbeLocations',
       default_probe_dir,
+      '--angularCoreVersion',
+      default_angular_core_version,
     },
     filetypes = { 'typescript', 'html', 'typescriptreact', 'typescript.tsx', 'htmlangular' },
     -- Check for angular.json since that is the root of the project.
@@ -29,6 +51,7 @@ return {
   },
   on_new_config = function(new_config, new_root_dir)
     local new_probe_dir = get_probe_dir(new_root_dir)
+    local angular_core_version = get_angular_core_version(new_root_dir)
 
     -- We need to check our probe directories because they may have changed.
     new_config.cmd = {
@@ -38,6 +61,8 @@ return {
       new_probe_dir,
       '--ngProbeLocations',
       new_probe_dir,
+      '--angularCoreVersion',
+      angular_core_version,
     }
   end,
   docs = {
-- 
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