2 files changed, 24 insertions, 2 deletions
diff --git a/lua/mason-core/package/AbstractPackage.lua b/lua/mason-core/package/AbstractPackage.lua
index 5678f4dd..a852d350 100644
--- a/lua/mason-core/package/AbstractPackage.lua
+++ b/lua/mason-core/package/AbstractPackage.lua
@@ -6,6 +6,7 @@ local Result = require "mason-core.result"
 local _ = require "mason-core.functional"
 local fs = require "mason-core.fs"
 local log = require "mason-core.log"
+local path = require "mason-core.path"
 local settings = require "mason.settings"
 local Semaphore = require("mason-core.async.control").Semaphore
 
@@ -128,7 +129,7 @@ end
 ---@return Optional # Optional<InstallReceipt>
 function AbstractPackage:get_receipt(location)
     location = location or InstallLocation.global()
-    local receipt_path = location:receipt(self.name)
+    local receipt_path = self:get_receipt_path(location)
     if fs.sync.file_exists(receipt_path) then
         local receipt = require "mason-core.receipt"
         return Optional.of(receipt.InstallReceipt.from_json(vim.json.decode(fs.sync.read_file(receipt_path))))
@@ -137,6 +138,11 @@ function AbstractPackage:get_receipt(location)
 end
 
 ---@param location? InstallLocation
+function AbstractPackage:get_receipt_path(location)
+    return path.concat { self:get_install_path(location), "mason-receipt.json" }
+end
+
+---@param location? InstallLocation
 ---@return boolean
 function AbstractPackage:is_installed(location)
     error "Unimplemented."
@@ -174,6 +180,11 @@ function AbstractPackage:get_installed_version(location)
         :or_else(nil)
 end
 
+---@param location? InstallLocation
+function AbstractPackage:get_install_path(location)
+    error "Unimplemented."
+end
+
 ---@param opts? PackageInstallOpts
 ---@param callback? InstallRunnerCallback
 ---@return InstallHandle
diff --git a/lua/mason-core/package/init.lua b/lua/mason-core/package/init.lua
index cb4ef99e..07257d8d 100644
--- a/lua/mason-core/package/init.lua
+++ b/lua/mason-core/package/init.lua
@@ -76,6 +76,7 @@ Package.License = setmetatable({}, {
 ---@class RegistryPackageSpec
 ---@field schema RegistryPackageSpecSchema
 ---@field name string
+---@field system boolean?
 ---@field description string
 ---@field homepage string
 ---@field licenses string[]
@@ -147,9 +148,19 @@ function Package:uninstall(opts, callback)
 end
 
 ---@param location? InstallLocation
+function Package:get_install_path(location)
+    location = location or InstallLocation.global()
+    if self.spec.system then
+        return location:system_package(self.name)
+    else
+        return location:package(self.name)
+    end
+end
+
+---@param location? InstallLocation
 function Package:is_installed(location)
     location = location or InstallLocation.global()
-    local ok, stat = pcall(vim.loop.fs_stat, location:package(self.name))
+    local ok, stat = pcall(vim.loop.fs_stat, self:get_install_path(location))
     if not ok or not stat then
         return false
     end