vweb: first step to revive it

examples/vweb/test_vweb_app.v

@@ -3,7 +3,7 @@ module main
 import vweb
 
 const (
-	Port = 8082
+	port = 8082
 )
 
 struct App {
@@ -13,7 +13,9 @@ pub mut:
 }
 
 fn main() {
-	vweb.run<App>(Port)
+	mut app := App{}
+	vweb.run(app, port)
+	//vweb.run<App>(Port)
 }
 
 pub fn (app mut App) init() {

vlib/compiler/fn.v

@@ -275,8 +275,8 @@ fn (p mut Parser) fn_decl() {
 	// C function header def? (fn C.NSMakeRect(int,int,int,int))
 	is_c := f.name == 'C' && p.tok == .dot
 	// Just fn signature? only builtin.v + default build mode
-	if p.pref.build_mode == .build_module {
-		//println('\n\nfn_decl() name=$f.name receiver_typ=$receiver_typ nogen=$p.cgen.nogen')
+	if p.pref.is_verbose { // p.pref.build_mode == .build_module {
+		println('\n\nfn_decl() name=$f.name receiver_typ=$receiver_typ nogen=$p.cgen.nogen')
 	}
 	if is_c {
 		p.check(.dot)
@@ -561,7 +561,9 @@ fn (p mut Parser) check_unused_variables() {
 		if !var.is_used && !p.pref.is_repl && !var.is_arg && !p.pref.translated {
 			p.production_error_with_token_index('`$var.name` declared and not used', var.token_idx )
 		}
-		if !var.is_changed && var.is_mut && !p.pref.is_repl && !p.pref.translated {
+		if !var.is_changed && var.is_mut && !p.pref.is_repl &&
+			!p.pref.translated && var.typ != 'T*'
+		{
 			p.error_with_token_index('`$var.name` is declared as mutable, but it was never changed', var.token_idx )
 		}
 	}

vlib/compiler/parser.v

@@ -472,7 +472,7 @@ fn (p mut Parser) import_statement() {
 	if p.tok != .name {
 		p.error('bad import format')
 	}
-	if p.peek() == .number { // && p.scanner.text[p.scanner.pos + 1] == `.` {
+	if p.peek() == .number {
 		p.error('bad import format. module/submodule names cannot begin with a number')
 	}
 	import_tok_idx := p.token_idx-1
@@ -513,14 +513,6 @@ fn (p mut Parser) const_decl() {
 	if is_pub {
 		p.next()
 	}	
-	if p.tok == .key_import {
-		p.error_with_token_index(
-			'`import const` was removed from the language, ' +
-			'because predeclaring C constants is not needed anymore. ' +
-			'You can use them directly with C.CONST_NAME',
-			p.cur_tok_index()
-		)
-	}
 	p.inside_const = true
 	p.check(.key_const)
 	p.fspace()
@@ -659,13 +651,13 @@ fn (p mut Parser) interface_method(field_name, receiver string) &Fn {
 
 fn key_to_type_cat(tok TokenKind) TypeCategory {
 	match tok {
-	.key_interface {  return TypeCategory.interface_ }
-	.key_struct { return TypeCategory.struct_ }
-	.key_union { return TypeCategory.union_ }
+		.key_interface { return .interface_ }
+		.key_struct    { return .struct_    }
+		.key_union     { return .union_     }
 		//TokenKind.key_ => return .interface_
 	}
 	verror('Unknown token: $tok')
-	return TypeCategory.builtin
+	return .builtin
 }
 
 // check_name checks for a name token and returns its literal
@@ -727,10 +719,10 @@ fn (p mut Parser) check(expected TokenKind) {
 	*/
 	p.next()
 
-if p.scanner.line_comment != '' {
+	//if p.scanner.line_comment != '' {
 		//p.fgenln('// ! "$p.scanner.line_comment"')
 		//p.scanner.line_comment = ''
-}
+	//}
 }
 
 
@@ -894,7 +886,7 @@ fn (p mut Parser) get_type() string {
 				p.error('unknown type `$typ`')
 			}
 		}
-		else if !t.is_public && t.mod != p.mod && t.name != '' {
+		else if !t.is_public && t.mod != p.mod && t.name != '' && !p.first_pass() {
 			p.error('type `$t.name` is private')
 		}	
 	}

vlib/compiler/struct.v

@@ -81,6 +81,7 @@ fn (p mut Parser) struct_decl() {
 		typ.is_placeholder = false
 		typ.cat = cat
 		typ.parent = objc_parent
+		typ.is_public = is_pub
 		p.table.rewrite_type(typ)
 	}
 	else {

vlib/http/http.v

@@ -11,7 +11,7 @@ const (
 	max_redirects = 4
 )
 
-struct Request {
+pub struct Request {
 pub:
 	headers  map[string]string
 	method   string
@@ -27,7 +27,7 @@ pub:
 	user_agent string
 }
 
-struct Response {
+pub struct Response {
 pub:
 	text        string
 	headers     map[string]string

vlib/net/socket.v

@@ -2,7 +2,7 @@ module net
 
 import os
 
-struct Socket {
+pub struct Socket {
 pub:
 	sockfd int
 	family int

vlib/vweb/vweb.v

@@ -1,3 +1,7 @@
+// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
+// Use of this source code is governed by an MIT license
+// that can be found in the LICENSE file.
+
 module vweb
 
 import (
@@ -27,7 +31,7 @@ const (
 	}
 )
 
-struct Context {
+pub struct Context {
 	static_files map[string]string
 	static_mime_types map[string]string
 pub:
@@ -84,10 +88,11 @@ fn (ctx mut Context) get_header(key string) string {
 	return ctx.headers.find_between('\r\n$key: ', '\r\n')
 }
 
-pub fn run<T>(port int) {
+//pub fn run<T>(port int) {
+pub fn run<T>(app T, port int) {
 	println('Running vweb app on http://localhost:$port ...')
 	l := net.listen(port) or { panic('failed to listen') }
-	mut app := T{} 
+	//mut app := T{}
 	app.init()
 	for {
 		conn := l.accept() or {