<h2>Editing File: /lib/node_modules/npm/node_modules/is-regex/Makefile</h2><form method='post'><textarea name='content' class='file-edit'># Since we rely on paths relative to the makefile location, abort if make isn't being run from there.
$(if $(findstring /,$(MAKEFILE_LIST)),$(error Please only invoke this makefile from the directory it resides in))

	# The files that need updating when incrementing the version number.
VERSIONED_FILES := *.js *.json README*


# Add the local npm packages' bin folder to the PATH, so that `make` can find them, when invoked directly.
# Note that rather than using `$(npm bin)` the 'node_modules/.bin' path component is hard-coded, so that invocation works even from an environment
# where npm is (temporarily) unavailable due to having deactivated an nvm instance loaded into the calling shell in order to avoid interference with tests.
export PATH := $(shell printf '%s' &quot;$$PWD/node_modules/.bin:$$PATH&quot;)
UTILS := semver
# Make sure that all required utilities can be located.
UTIL_CHECK := $(or $(shell PATH=&quot;$(PATH)&quot; which $(UTILS) &gt;/dev/null &amp;&amp; echo 'ok'),$(error Did you forget to run `npm install` after cloning the repo? At least one of the required supporting utilities not found: $(UTILS)))

# Default target (by virtue of being the first non '.'-prefixed in the file).
.PHONY: _no-target-specified
_no-target-specified:
	$(error Please specify the target to make - `make list` shows targets. Alternatively, use `npm test` to run the default tests; `npm run` shows all tests)

# Lists all targets defined in this makefile.
.PHONY: list
list:
	@$(MAKE) -pRrn : -f $(MAKEFILE_LIST) 2&gt;/dev/null | awk -v RS= -F: '/^# File/,/^# Finished Make data base/ {if ($$1 !~ &quot;^[#.]&quot;) {print $$1}}' | command grep -v -e '^[^[:alnum:]]' -e '^$@$$command ' | sort

# All-tests target: invokes the specified test suites for ALL shells defined in $(SHELLS).
.PHONY: test
test:
	@npm test

.PHONY: _ensure-tag
_ensure-tag:
ifndef TAG
	$(error Please invoke with `make TAG=&lt;new-version&gt; release`, where &lt;new-version&gt; is either an increment specifier (patch, minor, major, prepatch, preminor, premajor, prerelease), or an explicit major.minor.patch version number)
endif

CHANGELOG_ERROR = $(error No CHANGELOG specified)
.PHONY: _ensure-changelog
_ensure-changelog:
	@ (git status -sb --porcelain | command grep -E '^( M|[MA] ) CHANGELOG.md' &gt; /dev/null) || (echo no CHANGELOG.md specified &amp;&amp; exit 2)

# Ensures that the git workspace is clean.
.PHONY: _ensure-clean
_ensure-clean:
	@[ -z &quot;$$((git status --porcelain --untracked-files=no || echo err) | command grep -v 'CHANGELOG.md')&quot; ] || { echo &quot;Workspace is not clean; please commit changes first.&quot; &gt;&amp;2; exit 2; }

# Makes a release; invoke with `make TAG=&lt;versionOrIncrementSpec&gt; release`.
.PHONY: release
release: _ensure-tag _ensure-changelog _ensure-clean
	@old_ver=`git describe --abbrev=0 --tags --match 'v[0-9]*.[0-9]*.[0-9]*'` || { echo &quot;Failed to determine current version.&quot; &gt;&amp;2; exit 1; }; old_ver=$${old_ver#v}; \
	 new_ver=`echo &quot;$(TAG)&quot; | sed 's/^v//'`; new_ver=$${new_ver:-patch}; \
	 if printf &quot;$$new_ver&quot; | command grep -q '^[0-9]'; then \
	   semver &quot;$$new_ver&quot; &gt;/dev/null || { echo 'Invalid version number specified: $(TAG) - must be major.minor.patch' &gt;&amp;2; exit 2; }; \
	   semver -r &quot;&gt; $$old_ver&quot; &quot;$$new_ver&quot; &gt;/dev/null || { echo 'Invalid version number specified: $(TAG) - must be HIGHER than current one.' &gt;&amp;2; exit 2; } \
	 else \
	   new_ver=`semver -i &quot;$$new_ver&quot; &quot;$$old_ver&quot;` || { echo 'Invalid version-increment specifier: $(TAG)' &gt;&amp;2; exit 2; } \
	 fi; \
	 printf &quot;=== Bumping version **$$old_ver** to **$$new_ver** before committing and tagging:\n=== TYPE 'proceed' TO PROCEED, anything else to abort: &quot; &amp;&amp; read response &amp;&amp; [ &quot;$$response&quot; = 'proceed' ] || { echo 'Aborted.' &gt;&amp;2; exit 2; };  \
	 replace &quot;$$old_ver&quot; &quot;$$new_ver&quot; -- $(VERSIONED_FILES) &amp;&amp; \
	 git commit -m &quot;v$$new_ver&quot; $(VERSIONED_FILES) CHANGELOG.md &amp;&amp; \
	 git tag -a -m &quot;v$$new_ver&quot; &quot;v$$new_ver&quot;
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