Adding upstream version 0.5.0.

Signed-off-by: Daniel Baumann <daniel@debian.org>

examples_test.go

@@ -0,0 +1,36 @@
+package fexpr_test
+
+import (
+	"fmt"
+
+	"github.com/ganigeorgiev/fexpr"
+)
+
+func ExampleScanner_Scan() {
+	s := fexpr.NewScanner([]byte("id > 123"))
+
+	for {
+		t, err := s.Scan()
+		if t.Type == fexpr.TokenEOF || err != nil {
+			break
+		}
+
+		fmt.Println(t)
+	}
+
+	// Output:
+	// {<nil> identifier id}
+	// {<nil> whitespace  }
+	// {<nil> sign >}
+	// {<nil> whitespace  }
+	// {<nil> number 123}
+}
+
+func ExampleParse() {
+	result, _ := fexpr.Parse("id > 123")
+
+	fmt.Println(result)
+
+	// Output:
+	// [{{{<nil> identifier id} > {<nil> number 123}} &&}]
+}