tests: add tests

Author: ldez

Makefile

@@ -1,5 +1,15 @@
+.PHONY: clean test build
+
+default: test build
+
+clean:
+	rm -rf dist/ cover.out
+
+test: clean
+	go test -v -cover ./...
+
 build:
-	@GO111MODULE=on go build -ldflags '-s -w' -o contextcheck ./cmd/contextcheck/main.go
+	go  build -ldflags '-s -w' -o contextcheck ./cmd/contextcheck/main.go
 
 install:
-	@GO111MODULE=on go install -ldflags '-s -w' ./cmd/contextcheck
+	go install -ldflags '-s -w' ./cmd/contextcheck

testdata/src/a/a.go

@@ -155,3 +155,11 @@ func f13[T int | int8 | int16 | int32 | int64 | uint | uint8 | uint16 | uint32 |
 
 	return b
 }
+
+/* ----------------- issue 21 ----------------- */
+
+func f16(ctx context.Context, k string) func() {
+	return func() {
+		f16(context.Background(), k)
+	}
+}