feat(go): add initial go chase

Check if root directory is a go project.

Refs: #16

lua/chase/go.lua

@@ -0,0 +1,52 @@
+local chase = require("chase")
+local Log = chase.log
+local Path = require("plenary.path")
+
+local M = {}
+
+M.buf_name_prefix = "ChaseGo: "
+
+M.setup_called = false
+M.vim_did_enter = false
+
+M.go_bin = nil
+M.go_arch = nil
+M.go_version = nil
+
+function M.is_go_project()
+    if chase.project_root:joinpath("go.mod"):exists() then
+        return true
+    end
+    return false
+end
+
+function M.setup_project_go()
+
+    if M.setup_called then
+        if M.is_go_project() then
+            -- local cwd_x = vim.fn.split(vim.fn.getcwd(), chase.sep)
+            vim.fn.jobstart(
+            { "which", "go" },
+            {
+                stdout_buffered = true,
+                on_stdout = function(_, which_data)
+                    M.go_bin = vim.fn.join(which_data, "")
+                    vim.fn.jobstart(
+                    { M.go_bin, "version" },
+                    {
+                        stdout_buffered = true,
+                        on_stdout = function(_, version_data)
+                            local go_version = vim.fn.split(
+                                vim.fn.join(version_data, ""), "")
+                            M.go_arch = go_version[4]
+                            M.go_version = go_version[3]
+                        end,
+                    })
+                end,
+            })
+        end
+    end
+end
+-- M.setup_called = true
+-- M.setup_project_go()
+return M

tests/fixtures/go/go_project/go.mod

@@ -0,0 +1,3 @@
+module candango.org/go_project
+
+go 1.22.4

tests/go_spec.lua

@@ -0,0 +1,16 @@
+local chase = require("chase")
+local go = require("chase.go")
+local test = require("chase.test")
+
+describe("Chase Go", function()
+    local path = vim.fn.getcwd()
+    it(path .. " isn't a go project", function()
+        assert.are.False(go.is_go_project())
+    end)
+    path = vim.fn.join(
+        { vim.fn.getcwd(), "tests", "fixtures", "go", "go_project"}, chase.sep)
+    it(path .. " is a go project", function()
+        test.setup_project(path)
+        assert.are.True(go.is_go_project())
+    end)
+end)