grawkit/Makefile

99 lines
2.8 KiB
Makefile

# --------------------
# Makefile for Grawkit
# --------------------
# Run `make help` for information on available actions.
# --------------------
# Variable definitions
# --------------------
# Default name for Grawkit executable.
CMD = $(CURDIR)/grawkit
# Default executables to use.
SHELL = /bin/bash
DIFF = $(shell which colordiff || which diff)
# Test files to execute.
TESTS ?= $(shell find tests/*/*)
# Color & style definitions.
BOLD = \033[1m
UNDERLINE = \033[4m
RED = \033[31m
GREEN = \033[32m
BLUE = \033[36m
RESET = \033[0m
# ----------------
# Other directives
# ----------------
# Make `help` be the default action when no arguments are passed to `make`.
.DEFAULT_GOAL = help
.PHONY: $(TESTS) test help
# Awk script for extracting Grawkit documentation as Markdown.
define EXTRACT_MARKDOWN
/^(#|# .*)$$/ {
if (f==1) {f=0; printf "```\n\n"}
print substr($$0, 3)
}
/^[^#]/ {
if (f==0) {f=1; printf "\n```awk\n"}
print
}
!NF {
print
}
END {
if (f==1) {printf "```\n"}
}
endef
export EXTRACT_MARKDOWN
# ----------------
# Rule definitions
# ----------------
## Build documentation from source file in Markdown format.
doc:
@awk "$$EXTRACT_MARKDOWN" "$(CMD)"
## Execute test suite, accepts list of specific files to run.
test: test-before $(TESTS) test-after
test-before:
@printf ">> $(BOLD)Executing tests...$(RESET)\n"
test-after:
@printf ">> $(BOLD)Finished executing tests.$(RESET)\n"
$(TESTS):
$(eval TEST_$@ := awk '/<!--/ {f=1;next} /-->/ {exit} f' $@)
$(eval EXPECTED_$@ := awk '/-->/ {f=1;getline;next} f' $@)
$(eval ACTUAL_$@ := $(CMD) <($(TEST_$@)))
@printf ">> $(BOLD)Testing file '$@'...$(RESET) "
# Generate diff between expected and actual results and print back to user.
@result=$$($(DIFF) -ud <($(EXPECTED_$@)) <($(ACTUAL_$@)) | tail -n +3); \
if [ -z "$$result" ]; then \
printf "$(GREEN)OK$(RESET)\n"; \
else \
printf "$(RED)FAIL$(RESET)\n"; \
echo "$$result"; \
fi \
## Show usage information for this Makefile.
help:
@printf "$(BOLD)Grawkit — The Awksome Git Graph Generator.$(RESET)\n\n"
@printf "This Makefile contains tasks for processing auxiliary actions, such as\n"
@printf "generating documentation or running test cases against the test suite.\n\n"
@printf "$(UNDERLINE)Available Tasks$(RESET)\n\n"
@awk -F \
':|##' '/^##/ {c=$$2; getline; printf "$(BLUE)%6s$(RESET) %s\n", $$1, c}' \
$(MAKEFILE_LIST)
@printf "\n"