-git_ls-tree = $(shell $(GIT) ls-tree -r --name-only $(1))
-git_tag = $(shell $(GIT) name-rev --tags --name-only $(shell $(GIT) rev-parse $(1)))
-
-NPM ?= npm
-NPMBINDIR := ./node_modules/.bin
-JSTEST ?= $(NPMBINDIR)/jstest
-JSHINT ?= $(call fallback,jshint,$(NPMBINDIR)/jshint)
-UGLIFY ?= $(call fallback,uglifyjs,$(NPMBINDIR)/uglifyjs)
-SOURCES := string-lerp.js
-UGLIFIED = $(SOURCES:.js=.min.js)
-
-JSHINTFLAGS += --config tests/jshint.config