chore: add some snippets for Go files

dotfiles/.config/nvim/luasnippets/go.lua

@@ -0,0 +1,57 @@
+local luasnip = require("luasnip")
+local snippet = luasnip.snippet
+local insert_node = luasnip.insert_node
+local fmt = require("luasnip.extras.fmt").fmt
+
+return {
+  -- Snippet for defining a function
+  snippet(
+    { trig = "func", desc = "Create a function definition" },
+    fmt(
+      [[
+  func {1}({2} {3}) ({4}) {{
+      return {5}
+  }}
+  ]],
+      {
+        insert_node(1, "FunctionName"),
+        insert_node(2, "Argument"),
+        insert_node(3, "ArgumentType"),
+        insert_node(4, "ReturnType"),
+        insert_node(5, ""),
+      }
+    )
+  ),
+
+  -- Snippet to create a Go struct
+  snippet(
+    { trig = "struct", desc = "Create a Go struct" },
+    fmt(
+      [[
+  type {1} struct {{
+      {2}
+  }}
+  ]],
+      { insert_node(1, "StructName"), insert_node(2, "") }
+    )
+  ),
+
+  -- Snippet to create struct method
+  snippet(
+    { trig = "method", desc = "Create a struct method" },
+    fmt(
+      [[
+  func ({1}) {2}({3}) {4} {{
+      return {5}
+  }}
+  ]],
+      {
+        insert_node(1, "Struct"),
+        insert_node(2, "Method"),
+        insert_node(3, "Args"),
+        insert_node(4, "ReturnType"),
+        insert_node(5, ""),
+      }
+    )
+  ),
+}