Added base function parsing

parser/body.go

@@ -57,6 +57,14 @@ func (parser *ParsingOperation) parseBody () (err error) {
 			parser.tree.enumSections[section.name] = section
 			if err != nil { return }
 		case "func":
+			var section *FuncSection
+			section, err = parser.parseFuncSection()
+			if parser.tree.funcSections == nil {
+				parser.tree.funcSections =
+					make(map[string] *FuncSection)
+			}
+			parser.tree.funcSections[section.name] = section
+			if err != nil { return }
 		default:
 			err = parser.token.NewError (
 				"unknown section type \"" + sectionType + "\"",

parser/func.go

@@ -0,0 +1,30 @@
+package parser
+
+import "git.tebibyte.media/sashakoshka/arf/types"
+import "git.tebibyte.media/sashakoshka/arf/lexer"
+// import "git.tebibyte.media/sashakoshka/arf/infoerr"
+
+// parseFunc parses a function section.
+func (parser *ParsingOperation) parseFuncSection () (
+	section *FuncSection,
+	err     error,
+) {
+	err = parser.expect(lexer.TokenKindName)
+	if err != nil { return }
+	
+	section = &FuncSection { location: parser.token.Location() }
+
+	err = parser.nextToken(lexer.TokenKindPermission)
+	if err != nil { return }
+	section.permission = parser.token.Value().(types.Permission)
+
+	err = parser.nextToken(lexer.TokenKindName)
+	if err != nil { return }
+	section.name = parser.token.Value().(string)
+
+	err = parser.nextToken(lexer.TokenKindNewline)
+	if err != nil { return }
+	
+	return
+}
+

parser/func_test.go

@@ -2,7 +2,7 @@ package parser
 
 import "testing"
 
-func TestData (test *testing.T) {
+func TestFunc (test *testing.T) {
 	checkTree ("../tests/parser/func",
 `:arf
 ---