finish first MVP with test-runner-detection for Go, Mocha.js, Jest.js and ViTest.js

lua/test-samurai/runners/go.lua

@@ -67,9 +67,38 @@ local function find_t_runs(lines, func)
   return subtests
 end
 
-local function escape_pattern(str)
-  local escaped = str:gsub("(%W)", "%%%1")
-  return "^" .. escaped .. "$"
+local function build_run_pattern(spec)
+  local name = spec.test_path or ""
+  local escaped = name:gsub("(%W)", "%%%1")
+  if spec.scope == "function" then
+    return "^" .. escaped .. "$|^" .. escaped .. "/"
+  else
+    return "^" .. escaped .. "$"
+  end
+end
+
+local function build_pkg_arg(spec)
+  local file = spec.file
+  local cwd = spec.cwd
+  if not file or not cwd or file == "" or cwd == "" then
+    return "./..."
+  end
+
+  local dir = vim.fs.dirname(file)
+  if dir == cwd then
+    return "./"
+  end
+
+  if file:sub(1, #cwd) ~= cwd then
+    return "./..."
+  end
+
+  local rel = dir:sub(#cwd + 2)
+  if not rel or rel == "" then
+    return "./"
+  end
+
+  return "./" .. rel
 end
 
 function runner.is_test_file(bufnr)
@@ -134,8 +163,9 @@ function runner.find_nearest(bufnr, row, _col)
 end
 
 function runner.build_command(spec)
-  local pattern = escape_pattern(spec.test_path)
-  local cmd = { "go", "test", "./...", "-run", pattern }
+  local pattern = build_run_pattern(spec)
+  local pkg = build_pkg_arg(spec)
+  local cmd = { "go", "test", "-v", pkg, "-run", pattern }
   return {
     cmd = cmd,
     cwd = spec.cwd,