build-sys: import build system from darvaza.org/core

Signed-off-by: Alejandro Mery <amery@jpi.io>

go.mod

@@ -4,7 +4,10 @@ go 1.19
 
 replace asciigoat.org/core => ../core
 
-require github.com/mgechev/revive v1.3.3
+require (
+	asciigoat.org/core v0.3.2
+	github.com/mgechev/revive v1.3.3
+)
 
 require (
 	github.com/BurntSushi/toml v1.3.2 // indirect

parser/parser.go

@@ -0,0 +1,25 @@
+// Package parser parses dosini-style files
+package parser
+
+import (
+	"io"
+
+	"asciigoat.org/core/lexer"
+)
+
+// Parser parses a dosini-style document
+type Parser struct {
+	src *lexer.Reader
+}
+
+// NewParser creates a dosini-style parser using
+// an [io.Reader] as source
+func NewParser(r io.Reader) *Parser {
+	if r == nil {
+		return nil
+	}
+
+	return &Parser{
+		src: lexer.NewReader(r),
+	}
+}