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# ===== Variables =====
PEGJS_VERSION = `cat $(VERSION_FILE)`
# ===== Directories =====
SRC_DIR = src
LIB_DIR = lib
BIN_DIR = bin
BROWSER_DIR = browser
SPEC_DIR = spec
BENCHMARK_DIR = benchmark
NODE_MODULES_DIR = node_modules
NODE_MODULES_BIN_DIR = $(NODE_MODULES_DIR)/.bin
# ===== Files =====
MAIN_FILE = $(LIB_DIR)/peg.js
PARSER_SRC_FILE = $(SRC_DIR)/parser.pegjs
PARSER_OUT_FILE = $(LIB_DIR)/parser.js
PARSER_OUT_FILE_NEW = $(LIB_DIR)/parser.js.new
BROWSER_FILE_DEV = $(BROWSER_DIR)/peg-$(PEGJS_VERSION).js
BROWSER_FILE_MIN = $(BROWSER_DIR)/peg-$(PEGJS_VERSION).min.js
VERSION_FILE = VERSION
# ===== Executables =====
ESLINT = $(NODE_MODULES_BIN_DIR)/eslint
BROWSERIFY = $(NODE_MODULES_BIN_DIR)/browserify
UGLIFYJS = $(NODE_MODULES_BIN_DIR)/uglifyjs
JASMINE_NODE = $(NODE_MODULES_BIN_DIR)/jasmine-node
PEGJS = $(BIN_DIR)/pegjs
BENCHMARK_RUN = $(BENCHMARK_DIR)/run
# ===== Targets =====
# Default target
all: browser
# Generate the grammar parser
parser:
# We need to prepend ESLint header to the generated parser file because we
# don't want the various unused variables there to get reported. This is a bit
# tricky because the file is used when generating its own new version, which
# means we can't start writing the header there until we call $(PEGJS).
$(PEGJS) $(PARSER_SRC_FILE) $(PARSER_OUT_FILE_NEW)
rm -f $(PARSER_OUT_FILE)
echo '/* eslint-env node, amd */' >> $(PARSER_OUT_FILE)
echo '/* eslint no-unused-vars: 0 */' >> $(PARSER_OUT_FILE)
echo >> $(PARSER_OUT_FILE)
cat $(PARSER_OUT_FILE_NEW) >> $(PARSER_OUT_FILE)
rm $(PARSER_OUT_FILE_NEW)
# Build the browser version of the library
browser:
mkdir -p $(BROWSER_DIR)
rm -f $(BROWSER_FILE_DEV)
rm -f $(BROWSER_FILE_MIN)
echo '/*' >> $(BROWSER_FILE_DEV)
echo " * PEG.js $(PEGJS_VERSION)" >> $(BROWSER_FILE_DEV)
echo ' *' >> $(BROWSER_FILE_DEV)
echo ' * http://pegjs.org/' >> $(BROWSER_FILE_DEV)
echo ' *' >> $(BROWSER_FILE_DEV)
echo ' * Copyright (c) 2010-2016 David Majda' >> $(BROWSER_FILE_DEV)
echo ' * Licensed under the MIT license.' >> $(BROWSER_FILE_DEV)
echo ' */' >> $(BROWSER_FILE_DEV)
$(BROWSERIFY) --standalone PEG $(MAIN_FILE) >> $(BROWSER_FILE_DEV)
$(UGLIFYJS) \
--mangle \
--compress warnings=false \
--comments /Copyright/ \
-o $(BROWSER_FILE_MIN) \
$(BROWSER_FILE_DEV)
# Remove browser version of the library (created by "browser")
browserclean:
rm -rf $(BROWSER_DIR)
# Run the spec suite
spec:
$(JASMINE_NODE) --verbose $(SPEC_DIR)
# Run the benchmark suite
benchmark:
$(BENCHMARK_RUN)
# Run ESLint on the source
lint:
$(ESLINT) \
`find $(LIB_DIR) -name '*.js'` \
`find $(SPEC_DIR) -name '*.js' -and -not -path '$(SPEC_DIR)/vendor/*'` \
$(BENCHMARK_DIR)/*.js \
$(BENCHMARK_RUN) \
$(PEGJS)
.PHONY: all parser browser browserclean spec benchmark lint
.SILENT: all parser browser browserclean spec benchmark lint