fixing function calls for optional string matching #323

	name: Sanity Check
	on: [push, pull_request]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	go-version: [1.21]

	steps:

	- name: Set up Go
	uses: actions/setup-go@v1
	with:
	go-version: ${{ matrix.go-version }}
	id: go

	- name: Check out code into the Go module directory
	uses: actions/checkout@v2

	- name: Get dependencies
	run: \|
	go get -v -t -d ./...
	if [ -f Gopkg.toml ]; then
	curl https://raw.githubusercontent.com/golang/dep/master/install.sh \| sh
	dep ensure
	fi

	- name: Run unittests
	run: \|
	go test ./...

	- name: Build
	run: go build -v .

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