enable MORE warnings

CMakeLists.txt

@@ -4,6 +4,7 @@ cmake_minimum_required(VERSION 3.8)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
+# ESP-ADF clobbers EXTRA_COMPONENT_DIRS, so include it first.
 include($ENV{ADF_PATH}/CMakeLists.txt)
 
 # Build only the subset of components that we actually depend on.
@@ -14,7 +15,15 @@ list(APPEND EXTRA_COMPONENT_DIRS "lib/result")
 list(APPEND EXTRA_COMPONENT_DIRS "lib/lvgl")
 
 # Project components
-list(APPEND EXTRA_COMPONENT_DIRS "src/")
+list(APPEND EXTRA_COMPONENT_DIRS "src")
+
+# Additional warnings used when compiling our components.
+# Unable to be used due to issues in ESP-IDF includes are: -Wpedantic
+# -Wuseless-cast -Wconversion -Wold-style-cast -Wsign-conversion -Wcast-align
+set(EXTRA_WARNINGS "-Wshadow" "-Wnon-virtual-dtor" "-Wunused"
+  "-Woverloaded-virtual" "-Wmisleading-indentation" "-Wduplicated-cond"
+  "-Wduplicated-branches" "-Wlogical-op" "-Wnull-dereference"
+  "-Wdouble-promotion" "-Wformat=2" "-Wimplicit-fallthrough")
 
 include($ENV{IDF_PATH}/tools/cmake/project.cmake)
 project(gay-ipod-fw)