Makefile wrapper for TYPO3 core Gruntfile – location: Build/Makefile

Makefile

.PHONY: assets css js install help watch build

HAS_DDEV_CONFIG=$(if $(wildcard ../.ddev/config.yaml),1)
IS_IN_DDEV_CONTAINER=${IS_DDEV_PROJECT}
# Generate "ddev exec" prefix if ddev is configured and not running inside the ddev container
COMMAND_PREFIX=$(if $(HAS_DDEV_CONFIG),$(if $(IS_IN_DDEV_CONTAINER),,(ddev exec -s web true >/dev/null || ddev start) && ddev exec -s web -d /var/www/html/Build))

YARN=$(COMMAND_PREFIX) yarn
GRUNT=$(COMMAND_PREFIX) node_modules/.bin/grunt

TYPESCRIPT_FILES = $(shell find Sources/TypeScript/ -type f -name '*.ts' -not -name '*.d.ts')
SASS_FILES = $(shell find Sources/Sass/ -type f -name '*.scss')

JAVASCRIPT_FILES = $(subst /TypeScript/,/JavaScript/,$(patsubst Sources/TypeScript/%.ts, ../typo3/sysext/%.js,$(subst /Tests/,/Tests/JavaScript/,$(TYPESCRIPT_FILES))))
CSS_FILES = \
	../typo3/sysext/backend/Resources/Public/Css/backend.css \
	../typo3/sysext/core/Resources/Public/Css/errorpage.css \
	../typo3/sysext/form/Resources/Public/Css/form.css \
	../typo3/sysext/dashboard/Resources/Public/Css/dashboard.css \
	../typo3/sysext/dashboard/Resources/Public/Css/Modal/style.css \
	../typo3/sysext/adminpanel/Resources/Public/Css/adminpanel.css \
	../typo3/sysext/linkvalidator/Resources/Public/Css/linkvalidator.css \
	../typo3/sysext/workspaces/Resources/Public/Css/preview.css \
	../typo3/sysext/t3editor/Resources/Public/Css/t3editor.css

DEV_DEPENDENCIES = Makefile Gruntfile.js package.json yarn.lock node_modules/

all: assets

assets: css js

js: $(JAVASCRIPT_FILES)

css: $(CSS_FILES)

# Note, grouped target "&:" require gnu make >= 4.3
# Change to ":" to avoid warnings in make < 4.3

# @todo: Fix Gruntfile to rewrite tsconfig.json only if contents are to be changed
$(JAVASCRIPT_FILES) &: $(TYPESCRIPT_FILES) types/*.d.ts types/TYPO3/*.d.ts $(DEV_DEPENDENCIES) eslintrc.js #tsconig.json
	$(GRUNT) scripts

$(CSS_FILES) &: $(SASS_FILES) $(DEV_DEPENDENCIES) ../.stylelintrc
	$(GRUNT) stylelint css

node_modules/: yarn.lock
	$(YARN) install
	@# Update timestamp
	test -d node_modules/ && touch node_modules/

watch: assets
	$(GRUNT) watch

# `make build` may be used to force a full rebuild
build:
	$(GRUNT) build

clean:
	$(GRUNT) clear-build

help:
	@echo "Usage: make <all|assets|css|js|build|watch>"

Regarding the make version of < or >= 4.3: that seems to be an actual headache in 2021.
Could we make it bail out if an incompatible version is encountered?