Implement lexer based on Scanner

We also add the skeleton of a recursive descent parser.

1 files changed, 28 insertions, 0 deletions

diff --git a/conf/parser.go b/conf/parser.go
new file mode 100644
index 0000000..21bc604
--- /dev/null
+++ b/conf/parser.go
@@ -0,0 +1,28 @@
+package conf
+
+import (
+	"fmt"
+	"io"
+	"os"
+)
+
+// Having a Config to Manager function could be nice?
+// Or we could just return a Manager from here.
+type Config struct {
+}
+
+type parser struct {
+	scanner
+}
+
+func NewConfig(r io.Reader) *Config {
+	s := newScanner(r)
+	tt, tok, err := s.Next()
+	for err == nil {
+		fmt.Fprintf(os.Stderr, "tokentype: %d, token: %q, err: %v\n", tt, tok, err)
+		tt, tok, err = s.Next()
+	}
+	fmt.Fprintf(os.Stderr, "Error: tokentype: %d, token: %q, err: %v\n", tt, tok, err)
+
+	return &Config{}
+}