fix fn_pub

fn_decl.v

@@ -2,7 +2,13 @@
 // Use of this source code is governed by a GPL license that can be found in the LICENSE file.
 fn (mut app App) func_decl(decl Decl) {
 	method_name := decl.name.name.to_lower()
+	// Capital? Then it's public in Go
+	is_pub := decl.name.name[0].is_capital()
+	if is_pub {
+		app.gen('pub ')
+	}
 	// println('FUNC DECL ${method_name}')
+
 	// mut recv := ''
 	// if decl.recv.list.len > 0 {
 	// recv_type := type_or_ident(decl.recv.list[0].typ)

tests/fn_call/fn_call.vv

@@ -15,6 +15,6 @@ pub mut:
 struct Test2 {
 }
 
-fn (t Test2) test() {
+pub fn (t Test2) test() {
 	println('Test')
 }

tests/fn_case/fn_case.vv

@@ -4,5 +4,5 @@ fn main() {
 	func()
 }
 
-fn func() {
+pub fn func() {
 }

tests/fn_pub/fn_pub.vv

@@ -0,0 +1,4 @@
+module main
+
+pub fn abc(a int, b []string, c rune) string {
+}