939 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			V
		
	
	
			
		
		
	
	
			939 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			V
		
	
	
module main
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import markdown
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import net
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import net.urllib
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import os
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import os.cmdline
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import time
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import strings
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import v.doc
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import v.scanner
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import v.table
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import v.token
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import v.vmod
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import v.pref
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enum HighlightTokenTyp {
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	unone
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	boolean
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	builtin
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	char
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	comment
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	function
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	keyword
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	name
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	number
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	operator
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	punctuation
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	string
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	symbol
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}
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const (
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	css_js_assets   = ['doc.css', 'normalize.css' 'doc.js']
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	allowed_formats = ['md', 'markdown', 'json', 'text', 'stdout', 'html', 'htm']
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	exe_path        = os.executable()
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	exe_dir         = os.dir(exe_path)
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	res_path        = os.join_path(exe_dir, 'vdoc-resources')
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	vexe_path       = os.base_dir(@VEXE)
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	html_content    = '
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	<!DOCTYPE html>
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	<html lang="en">
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	<head>
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		<meta charset="UTF-8">
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		<meta http-equiv="x-ua-compatible" content="IE=edge" />
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		<meta name="viewport" content="width=device-width, initial-scale=1.0">
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		<title>{{ title }} | vdoc</title>
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		<link href="https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap" rel="stylesheet">
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		{{ head_assets }}
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	</head>
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	<body>
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		<div id="page">
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			<header class="doc-nav hidden">
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				<div class="heading-container">
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					<div class="heading">
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						<input type="text" id="search" placeholder="Search...">
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						<div class="module">{{ head_name }}</div>
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						<div class="toggle-version-container">
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							<span>{{ version }}</span>
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							<div id="dark-mode-toggle" role="switch" aria-checked="false" aria-label="Toggle dark mode">{{ light_icon }}{{ dark_icon }}</div>
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						</div>
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						{{ menu_icon }}
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					</div>
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				</div>
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				<nav class="content hidden">
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					<ul>
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						{{ toc_links }}
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					</ul>
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				</nav>
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			</header>
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			<div class="doc-container">
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				<div class="doc-content">
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					{{ contents }}
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					<div class="footer">
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						{{ footer_content }}
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					</div>
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				</div>
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				{{ right_content }}
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			</div>
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		</div>
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		{{ footer_assets }}
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	</body>
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	</html>
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	'
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)
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enum OutputType {
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	unset
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	html
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	markdown
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	json
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	plaintext
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	stdout
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}
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struct DocConfig {
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mut:
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	pub_only       bool = true
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	show_loc       bool        // for plaintext
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	serve_http     bool        // for html
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	is_multi       bool
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	is_verbose     bool
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	include_readme bool
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	open_docs      bool
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	server_port    int  = 8046
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	inline_assets  bool
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	output_path    string
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	input_path     string
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	output_type    OutputType = .unset
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	docs           []doc.Doc
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	manifest       vmod.Manifest
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}
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fn slug(title string) string {
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	return title.replace(' ', '-')
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}
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fn open_url(url string) {
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	$if windows {
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		os.system('start $url')
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	}
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	$if macos {
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		os.system('open $url')
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	}
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	$if linux {
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		os.system('xdg-open $url')
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	}
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}
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fn (mut cfg DocConfig) serve_html() {
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	docs := cfg.render()
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	dkeys := docs.keys()
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	if dkeys.len < 1 {
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		eprintln('no documentation created, the module has no `pub` functions')
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		exit(1)
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	}
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	def_name := docs.keys()[0]
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	//
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	server_url := 'http://localhost:' + cfg.server_port.str()
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	server := net.listen(cfg.server_port) or {
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		panic(err)
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	}
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	println('Serving docs on: $server_url')
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	if cfg.open_docs {
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		open_url(server_url)
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	}
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	content_type := match cfg.output_type {
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		.html { 'text/html' }
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		.markdown { 'text/markdown' }
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		.json { 'application/json' }
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		else { 'text/plain' }
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	}
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	server_context := VdocHttpServerContext {
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		docs: docs
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		content_type: content_type
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		default_filename: def_name
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	}
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	for {
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		mut con := server.accept() or {
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			server.close() or { }
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			panic(err)
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		}
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		handle_http_connection(mut con, server_context)
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		con.close() or {
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			eprintln('error closing the connection: $err')
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		}
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	}
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}
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struct VdocHttpServerContext {
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	docs map[string]string
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	content_type string
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	default_filename string
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}
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fn handle_http_connection(mut con net.Socket, ctx &VdocHttpServerContext) {
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	s := con.read_line()
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	first_line := s.all_before('\r\n')
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	if first_line.len == 0 {
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		send_http_response(mut con, 501, ctx.content_type, 'bad request')
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		return
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	}
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	request_parts := first_line.split(' ')
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	if request_parts.len != 3 {
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		send_http_response(mut con, 501, ctx.content_type, 'bad request')
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		return
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	}
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	urlpath := request_parts[1]
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	filename := if urlpath == '/' { ctx.default_filename.trim_left('/') } else { urlpath.trim_left('/') }
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	if ctx.docs[filename].len == 0 {
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		send_http_response(mut con, 404, ctx.content_type, 'file not found')
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		return
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	}
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	send_http_response(mut con, 200, ctx.content_type, ctx.docs[filename])
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}
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fn send_http_response(mut con net.Socket, http_code int, content_type string, html string) {
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	content_length := html.len.str()
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	shttp_code := http_code.str()
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	mut http_response := strings.new_builder(20000)
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	http_response.write('HTTP/1.1 ')
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	http_response.write(shttp_code)
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	http_response.write(' OK\r\n')
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	http_response.write('Server: VDoc\r\n')
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	http_response.write('Content-Type: ')
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	http_response.write(content_type)
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	http_response.write('\r\n')
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	http_response.write('Content-Length: ')
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	http_response.write(content_length)
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	http_response.write('\r\n')
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	http_response.write('Connection: close\r\n')
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	http_response.write('\r\n')
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	http_response.write(html)
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	sresponse := http_response.str()
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	con.send_string(sresponse) or {
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		eprintln('error sending http response: $err')
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	}
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}
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fn get_src_link(repo_url string, file_name string, line_nr int) string {
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	mut url := urllib.parse(repo_url) or {
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		return ''
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	}
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	if url.path.len <= 1 || file_name.len == 0 {
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		return ''
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	}
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	url.path = url.path.trim_right('/') + match url.host {
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		'github.com' { '/blob/master/$file_name' }
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		'gitlab.com' { '/-/blob/master/$file_name' }
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		'git.sir.ht' { '/tree/master/$file_name' }
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		else { '' }
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	}
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	if url.path == '/' { return '' }
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	url.fragment = 'L$line_nr'
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	return url.str()
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}
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fn js_compress(str string) string {
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	mut js := strings.new_builder(200)
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	lines := str.split_into_lines()
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	rules := [') {', ' = ', ', ', '{ ', ' }', ' (', '; ', ' + ', ' < ', ' - ', ' || ', ' var', ': ', ' >= ', ' && ', ' else if', ' === ', ' !== ', ' else ']
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	clean := ['){', '=', ',', '{', '}', '(', ';', '+', '<', '-', '||', 'var', ':', '>=', '&&', 'else if', '===', '!==', 'else']
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	for line in lines {
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		mut trimmed := line.trim_space()
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		if trimmed.starts_with('//') || (trimmed.starts_with('/*') && trimmed.ends_with('*/')) { continue }
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		for i in 0..rules.len-1 {
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			trimmed = trimmed.replace(rules[i], clean[i])
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		}
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		js.write(trimmed)
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	}
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	return js.str()
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}
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fn escape(str string) string {
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	return str.replace_each(['"', '\\"', '\r\n', '\\n', '\n', '\\n'])
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}
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fn (cfg DocConfig) gen_json(idx int) string {
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	dcs := cfg.docs[idx]
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	mut jw := strings.new_builder(200)
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	jw.writeln('{\n\t"module_name": "$dcs.head.name",\n\t"description": "${escape(dcs.head.comment)}",\n\t"contents": [')
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	for i, cn in dcs.contents {
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		name := cn.name.all_after(dcs.head.name)
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		jw.writeln('\t\t{')
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		jw.writeln('\t\t\t"name": "$name",')
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		jw.writeln('\t\t\t"signature": "${escape(cn.content)}",')
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		jw.writeln('\t\t\t"description": "${escape(cn.comment)}"')
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		jw.write('\t\t}')
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		if i < dcs.contents.len-1 { jw.writeln(',') }
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	}
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	jw.writeln('\n\t],')
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	jw.write('\t"generator": "vdoc",\n\t"time_generated": "${dcs.time_generated.str()}"\n}')
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	return jw.str()
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}
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fn html_highlight(code string, tb &table.Table) string {
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	builtin := ['bool', 'string', 'i8', 'i16', 'int', 'i64', 'i128', 'byte', 'u16', 'u32', 'u64', 'u128', 'rune', 'f32', 'f64', 'any_int', 'any_float', 'byteptr', 'voidptr', 'any']
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	highlight_code := fn (tok token.Token, typ HighlightTokenTyp) string {
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		lit := if typ in [.unone, .operator, .punctuation] {
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			tok.kind.str()
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		} else if typ == .string {
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			"'$tok.lit'"
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		} else if typ == .char {
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			'`$tok.lit`'
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		} else { tok.lit }
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		return if typ in [.unone, .name] { lit } else { '<span class="token $typ">$lit</span>' }
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	}
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	mut s := scanner.new_scanner(code, .parse_comments, &pref.Preferences{})
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	mut tok := s.scan()
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	mut next_tok := s.scan()
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	mut buf := strings.new_builder(200)
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	mut i := 0
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	for i < code.len {
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		if i == tok.pos {
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			mut tok_typ := HighlightTokenTyp.unone
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			match tok.kind {
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				.name {
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					if tok.lit in builtin || tb.known_type(tok.lit) {
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						tok_typ = .builtin
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					} else if next_tok.kind == .lcbr {
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						tok_typ = .symbol
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					} else if next_tok.kind == .lpar {
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						tok_typ = .function
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					} else {
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						tok_typ = .name
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					}
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				}
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				.comment {
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					tok_typ = .comment
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				}
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				.chartoken {
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					tok_typ = .char
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				}
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				.string {
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					tok_typ = .string
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				}
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				.number {
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					tok_typ = .number
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				}
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				.key_true, .key_false {
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					tok_typ = .boolean
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				}
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				.lpar, .lcbr, .rpar, .rcbr, .lsbr,
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				.rsbr, .semicolon, .colon, .comma, .dot {
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					tok_typ = .punctuation
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				}
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				else {
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					if token.is_key(tok.lit) || token.is_decl(tok.kind) {
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						tok_typ = .keyword
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					} else if tok.kind == .decl_assign || tok.kind.is_assign() || tok.is_unary() || tok.kind.is_relational() || tok.kind.is_infix() {
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						tok_typ = .operator
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					}
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				}
 | 
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			}
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			buf.write(highlight_code(tok, tok_typ))
 | 
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			if next_tok.kind != .eof {
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				i = tok.pos + tok.len
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				tok = next_tok
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				next_tok = s.scan()
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			} else {
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				break
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			}
 | 
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		} else {
 | 
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			buf.write_b(code[i])
 | 
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			i++
 | 
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		}
 | 
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	}
 | 
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	return buf.str()
 | 
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}
 | 
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 | 
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fn doc_node_html(dd doc.DocNode, link string, head bool, tb &table.Table) string {
 | 
						|
	mut dnw := strings.new_builder(200)
 | 
						|
	link_svg := '<svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 0 24 24" width="24"><path d="M0 0h24v24H0z" fill="none"/><path d="M3.9 12c0-1.71 1.39-3.1 3.1-3.1h4V7H7c-2.76 0-5 2.24-5 5s2.24 5 5 5h4v-1.9H7c-1.71 0-3.1-1.39-3.1-3.1zM8 13h8v-2H8v2zm9-6h-4v1.9h4c1.71 0 3.1 1.39 3.1 3.1s-1.39 3.1-3.1 3.1h-4V17h4c2.76 0 5-2.24 5-5s-2.24-5-5-5z"/></svg>'
 | 
						|
	head_tag := if head { 'h1' } else { 'h2' }
 | 
						|
	md_content := markdown.to_html(dd.comment)
 | 
						|
	hlighted_code := html_highlight(dd.content, tb)
 | 
						|
	node_class := if dd.name == 'Constants' { ' const' } else { '' }
 | 
						|
	sym_name := if dd.attrs.exists('parent') && dd.attrs['parent'] !in ['void', '', 'Constants'] {
 | 
						|
		dd.attrs['parent'] + '.' + dd.name
 | 
						|
	} else {
 | 
						|
		dd.name
 | 
						|
	}
 | 
						|
	node_id := slug(sym_name)
 | 
						|
	hash_link := if !head { ' <a href="#$node_id">#</a>' } else { '' }
 | 
						|
	dnw.writeln('<section id="$node_id" class="doc-node$node_class">')
 | 
						|
	if dd.name != 'README' && dd.attrs['parent'] != 'Constants' {
 | 
						|
		dnw.write('<div class="title"><$head_tag>$sym_name$hash_link</$head_tag>')
 | 
						|
		if link.len != 0 {
 | 
						|
			dnw.write('<a class="link" rel="noreferrer" target="_blank" href="$link">$link_svg</a>')
 | 
						|
		}
 | 
						|
		dnw.write('</div>')
 | 
						|
	}
 | 
						|
	if head {
 | 
						|
		dnw.write(md_content)
 | 
						|
	} else {
 | 
						|
		dnw.writeln('<pre class="signature"><code>$hlighted_code</code></pre>')
 | 
						|
		dnw.writeln(md_content)
 | 
						|
	}
 | 
						|
	dnw.writeln('</section>')
 | 
						|
	return dnw.str()
 | 
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}
 | 
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 | 
						|
fn (cfg DocConfig) readme_idx() int {
 | 
						|
	for i, dc in cfg.docs {
 | 
						|
		if dc.head.name != 'README' { continue }
 | 
						|
		return i
 | 
						|
	}
 | 
						|
	return -1
 | 
						|
}
 | 
						|
 | 
						|
fn write_toc(cn doc.DocNode, nodes []doc.DocNode, mut toc strings.Builder) {
 | 
						|
	toc_slug := if cn.content.len == 0 { '' } else { slug(cn.name) }
 | 
						|
	toc.write('<li class="open"><a href="#$toc_slug">${cn.name}</a>')
 | 
						|
	children := nodes.find_children_of(cn.name)
 | 
						|
	if cn.name != 'Constants' {
 | 
						|
		toc.writeln('        <ul>')
 | 
						|
		for child in children {
 | 
						|
			cname := cn.name + '.' + child.name
 | 
						|
			toc.writeln('<li><a href="#${slug(cname)}">${child.name}</a></li>')
 | 
						|
		}
 | 
						|
		toc.writeln('</ul>')
 | 
						|
	}
 | 
						|
	toc.writeln('</li>')
 | 
						|
}
 | 
						|
 | 
						|
fn (cfg DocConfig) write_content(cn &doc.DocNode, dcs &doc.Doc, mut hw strings.Builder) {
 | 
						|
	base_dir := os.base_dir(os.real_path(cfg.input_path))
 | 
						|
	file_path_name := if cfg.is_multi { cn.file_path.replace('$base_dir/', '') } else { os.file_name(cn.file_path) }
 | 
						|
	src_link := get_src_link(cfg.manifest.repo_url, file_path_name, cn.pos.line)
 | 
						|
	children := dcs.contents.find_children_of(cn.name)
 | 
						|
	if cn.content.len != 0 {
 | 
						|
		hw.write(doc_node_html(cn, src_link, false, dcs.table))
 | 
						|
	}
 | 
						|
	for child in children {
 | 
						|
		child_file_path_name := child.file_path.replace('$base_dir/', '')
 | 
						|
		child_src_link := get_src_link(cfg.manifest.repo_url, child_file_path_name, child.pos.line)
 | 
						|
		hw.write(doc_node_html(child, child_src_link, false, dcs.table))
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
fn (cfg DocConfig) gen_html(idx int) string {
 | 
						|
	dcs := cfg.docs[idx]
 | 
						|
	time_gen := '$dcs.time_generated.day $dcs.time_generated.smonth() $dcs.time_generated.year $dcs.time_generated.hhmmss()'
 | 
						|
	mut toc := strings.new_builder(200)
 | 
						|
	mut toc2 := strings.new_builder(200)
 | 
						|
	mut contents := strings.new_builder(200)
 | 
						|
	// generate toc first
 | 
						|
	contents.writeln(doc_node_html(dcs.head, '', true, dcs.table))
 | 
						|
	for cn in dcs.contents {
 | 
						|
		cfg.write_content(&cn, &dcs, &contents)
 | 
						|
		if cn.attrs['parent'] == 'Constants' || cn.attrs['category'] == 'Methods' { continue }
 | 
						|
		write_toc(cn, dcs.contents, mut toc)
 | 
						|
	}	// write head
 | 
						|
	// get resources
 | 
						|
	doc_css := cfg.get_resource(css_js_assets[0], true)
 | 
						|
	normalize_css := cfg.get_resource(css_js_assets[1], true)
 | 
						|
	doc_js := cfg.get_resource(css_js_assets[2], !cfg.serve_http)
 | 
						|
	light_icon := cfg.get_resource('light.svg', true)
 | 
						|
	dark_icon := cfg.get_resource('dark.svg', true)
 | 
						|
	menu_icon := cfg.get_resource('menu.svg', true)
 | 
						|
	arrow_icon := cfg.get_resource('arrow.svg', true)
 | 
						|
	// write css
 | 
						|
	version := if cfg.manifest.version.len != 0 { cfg.manifest.version } else { '' }
 | 
						|
	header_name := if cfg.is_multi && cfg.docs.len > 1 {
 | 
						|
		os.file_name(os.real_path(cfg.input_path))
 | 
						|
	} else {
 | 
						|
		dcs.head.name
 | 
						|
	}
 | 
						|
	// write nav1
 | 
						|
	if cfg.is_multi || cfg.docs.len > 1 {
 | 
						|
		mut submod_prefix := ''
 | 
						|
		for i, doc in cfg.docs {
 | 
						|
			if i-1 >= 0 && doc.head.name.starts_with(submod_prefix + '.') {
 | 
						|
				continue
 | 
						|
			}
 | 
						|
			names := doc.head.name.split('.')
 | 
						|
			submod_prefix = if names.len > 1 { names[0] } else { doc.head.name }
 | 
						|
			href_name := if ('vlib' in cfg.input_path && doc.head.name == 'builtin' && !cfg.include_readme) || doc.head.name == 'README' {
 | 
						|
				'./index.html'
 | 
						|
			} else if submod_prefix !in cfg.docs.map(it.head.name) {
 | 
						|
				'#'
 | 
						|
			} else {
 | 
						|
				'./' + doc.head.name + '.html'
 | 
						|
			}
 | 
						|
			submodules := cfg.docs.filter(it.head.name.starts_with(submod_prefix + '.'))
 | 
						|
			dropdown := if submodules.len > 0 { arrow_icon } else { '' }
 | 
						|
			mut is_submodule_open := false
 | 
						|
			for _, cdoc in submodules {
 | 
						|
				if cdoc.head.name == dcs.head.name {
 | 
						|
					is_submodule_open = true
 | 
						|
				}
 | 
						|
			}
 | 
						|
			active_class := if doc.head.name == dcs.head.name { ' active' } else { '' }
 | 
						|
			toc2.write('<li class="open$active_class"><div class="menu-row">$dropdown<a href="$href_name">${submod_prefix}</a></div>')
 | 
						|
			for j, cdoc in submodules {
 | 
						|
				if j == 0 {
 | 
						|
					toc2.write('<ul>')
 | 
						|
				}
 | 
						|
				submod_name := cdoc.head.name.all_after(submod_prefix + '.')
 | 
						|
				sub_selected_classes := if cdoc.head.name == dcs.head.name { ' class="active"' } else { '' }
 | 
						|
				toc2.write('<li$sub_selected_classes><a href="./${cdoc.head.name}.html">${submod_name}</a></li>')
 | 
						|
				if j == submodules.len - 1 {
 | 
						|
					toc2.write('</ul>')
 | 
						|
				}
 | 
						|
			}
 | 
						|
			toc2.write('</li>')
 | 
						|
		}
 | 
						|
	}
 | 
						|
	return html_content
 | 
						|
		.replace('{{ title }}', dcs.head.name)
 | 
						|
		.replace('{{ head_name }}', header_name)
 | 
						|
		.replace('{{ version }}', version)
 | 
						|
		.replace('{{ light_icon }}', light_icon)
 | 
						|
		.replace('{{ dark_icon }}', dark_icon)
 | 
						|
		.replace('{{ menu_icon }}', menu_icon)
 | 
						|
		.replace('{{ head_assets }}', 	if cfg.inline_assets {
 | 
						|
			'\n	<style>$doc_css</style>\n    <style>$normalize_css</style>'
 | 
						|
		} else {
 | 
						|
			'\n	<link rel="stylesheet" href="$doc_css" />\n	<link rel="stylesheet" href="$normalize_css" />'
 | 
						|
		})
 | 
						|
		.replace('{{ toc_links }}', if cfg.is_multi || cfg.docs.len > 1 { toc2.str() } else { toc.str() })
 | 
						|
		.replace('{{ contents }}', contents.str())
 | 
						|
		.replace('{{ right_content }}', if cfg.is_multi && cfg.docs.len > 1 && dcs.head.name != 'README' {
 | 
						|
			'<div class="doc-toc"><ul>' + toc.str() + '</ul></div>'
 | 
						|
		} else { '' })
 | 
						|
		.replace('{{ footer_content }}', 'Powered by vdoc. Generated on: $time_gen')
 | 
						|
		.replace('{{ footer_assets }}', if cfg.inline_assets {
 | 
						|
			'<script>$doc_js</script>'
 | 
						|
		} else {
 | 
						|
			'<script src="$doc_js"></script>'
 | 
						|
		})
 | 
						|
}
 | 
						|
 | 
						|
fn (cfg DocConfig) gen_plaintext(idx int) string {
 | 
						|
	dcs := cfg.docs[idx]
 | 
						|
	mut pw := strings.new_builder(200)
 | 
						|
	pw.writeln('${dcs.head.content}\n')
 | 
						|
	if dcs.head.comment.trim_space().len > 0 && !cfg.pub_only {
 | 
						|
		pw.writeln(dcs.head.comment.split_into_lines().map('    ' + it).join('\n'))
 | 
						|
	}
 | 
						|
	for cn in dcs.contents {
 | 
						|
		pw.writeln(cn.content)
 | 
						|
		if cn.comment.len > 0 && !cfg.pub_only {
 | 
						|
			pw.writeln(cn.comment.trim_space().split_into_lines().map('    ' + it).join('\n'))
 | 
						|
		}
 | 
						|
		if cfg.show_loc {
 | 
						|
			pw.writeln('Location: ${cn.file_path}:${cn.pos.line}')
 | 
						|
			pw.write('\n')
 | 
						|
		}
 | 
						|
	}
 | 
						|
	return pw.str()
 | 
						|
}
 | 
						|
 | 
						|
fn (cfg DocConfig) gen_markdown(idx int, with_toc bool) string {
 | 
						|
	dcs := cfg.docs[idx]
 | 
						|
	mut hw := strings.new_builder(200)
 | 
						|
	mut cw := strings.new_builder(200)
 | 
						|
	hw.writeln('# ${dcs.head.content}\n${dcs.head.comment}\n')
 | 
						|
	if with_toc {
 | 
						|
		hw.writeln('## Contents')
 | 
						|
	}
 | 
						|
	for cn in dcs.contents {
 | 
						|
		name := cn.name.all_after(dcs.head.name + '.')
 | 
						|
 | 
						|
		if with_toc {
 | 
						|
			hw.writeln('- [#$name](${slug(name)})')
 | 
						|
		}
 | 
						|
		cw.writeln('## $name')
 | 
						|
		cw.writeln('```v\n${cn.content}\n```${cn.comment}\n')
 | 
						|
		cw.writeln('[\[Return to contents\]](#Contents)\n')
 | 
						|
	}
 | 
						|
	cw.writeln('#### Generated by vdoc. Last generated: ${dcs.time_generated.str()}')
 | 
						|
	return hw.str() + '\n' + cw.str()
 | 
						|
}
 | 
						|
 | 
						|
fn (cfg DocConfig) render() map[string]string {
 | 
						|
	mut docs := map[string]string
 | 
						|
	for i, doc in cfg.docs {
 | 
						|
		// since builtin is generated first, ignore it
 | 
						|
		mut name := if ('vlib' in cfg.input_path && doc.head.name == 'builtin' && !cfg.include_readme) || doc.head.name == 'README' {
 | 
						|
			'index'
 | 
						|
		} else if !cfg.is_multi && !os.is_dir(cfg.output_path) {
 | 
						|
			os.file_name(cfg.output_path)
 | 
						|
		} else {
 | 
						|
			doc.head.name
 | 
						|
		}
 | 
						|
		name = name + match cfg.output_type {
 | 
						|
			.html { '.html' }
 | 
						|
			.markdown { '.md' }
 | 
						|
			.json { '.json' }
 | 
						|
			else { '.txt' }
 | 
						|
		}
 | 
						|
		output := match cfg.output_type {
 | 
						|
			.html { cfg.gen_html(i) }
 | 
						|
			.markdown { cfg.gen_markdown(i, true) }
 | 
						|
			.json { cfg.gen_json(i) }
 | 
						|
			else { cfg.gen_plaintext(i) }
 | 
						|
		}
 | 
						|
		docs[name] = output.trim_space()
 | 
						|
	}
 | 
						|
	cfg.vprintln('Rendered: ' + docs.keys().str())
 | 
						|
	return docs
 | 
						|
}
 | 
						|
 | 
						|
fn (cfg DocConfig) get_readme(path string) string {
 | 
						|
	mut fname := ''
 | 
						|
	for name in ['readme', 'README'] {
 | 
						|
		if os.exists(os.join_path(path, '${name}.md')) {
 | 
						|
			fname = name
 | 
						|
			break
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if fname == '' {
 | 
						|
		return ''
 | 
						|
	}
 | 
						|
	readme_path := os.join_path(path, '${fname}.md')
 | 
						|
	cfg.vprintln('Reading README file from $readme_path')
 | 
						|
	readme_contents := os.read_file(readme_path) or { '' }
 | 
						|
	return readme_contents
 | 
						|
}
 | 
						|
 | 
						|
fn (mut cfg DocConfig) generate_docs_from_file() {
 | 
						|
	if cfg.output_path.len == 0 {
 | 
						|
		if cfg.output_type == .unset {
 | 
						|
			cfg.output_type = .stdout
 | 
						|
		} else {
 | 
						|
			cfg.vprintln('No output path has detected. Using input path instead.')
 | 
						|
			cfg.output_path = cfg.input_path
 | 
						|
		}
 | 
						|
	} else if cfg.output_type == .unset {
 | 
						|
		cfg.vprintln('Output path detected. Identifying output type..')
 | 
						|
		ext := os.file_ext(cfg.output_path)
 | 
						|
		cfg.set_output_type_from_str(ext.all_after('.'))
 | 
						|
	}
 | 
						|
	if cfg.include_readme && cfg.output_type !in [.html, .stdout] {
 | 
						|
		eprintln('vdoc: Including README.md for doc generation is supported on HTML output, or when running directly in the terminal.')
 | 
						|
		exit(1)
 | 
						|
	}
 | 
						|
	is_vlib := 'vlib' in cfg.input_path
 | 
						|
	dir_path := if is_vlib {
 | 
						|
		vexe_path
 | 
						|
	} else if os.is_dir(cfg.input_path) {
 | 
						|
		cfg.input_path
 | 
						|
	} else {
 | 
						|
		os.base_dir(cfg.input_path)
 | 
						|
	}
 | 
						|
	manifest_path := os.join_path(dir_path, 'v.mod')
 | 
						|
	if os.exists(manifest_path) {
 | 
						|
		cfg.vprintln('Reading v.mod info from $manifest_path')
 | 
						|
		if manifest := vmod.from_file(manifest_path) {
 | 
						|
			cfg.manifest = manifest
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if cfg.include_readme {
 | 
						|
		readme_contents := cfg.get_readme(dir_path)
 | 
						|
		if cfg.output_type == .stdout {
 | 
						|
			println(markdown.to_plain(readme_contents))
 | 
						|
		} else if cfg.output_type == .html && cfg.is_multi {
 | 
						|
			cfg.docs << doc.Doc{
 | 
						|
				head: doc.DocNode{
 | 
						|
					name: 'README',
 | 
						|
					comment: readme_contents
 | 
						|
				}
 | 
						|
				time_generated: time.now()
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
	dirs := if cfg.is_multi { get_modules_list(cfg.input_path, []string{}) } else { [cfg.input_path] }
 | 
						|
	for dirpath in dirs {
 | 
						|
		cfg.vprintln('Generating docs for ${dirpath}...')
 | 
						|
		mut dcs := doc.generate(dirpath, cfg.pub_only, true) or {
 | 
						|
			mut err_msg := err
 | 
						|
			if errcode == 1 {
 | 
						|
				mod_list := get_modules_list(cfg.input_path, []string{})
 | 
						|
				println('Available modules:\n==================')
 | 
						|
				for mod in mod_list {
 | 
						|
					println(mod.all_after('vlib/').all_after('modules/').replace('/', '.'))
 | 
						|
				}
 | 
						|
				err_msg += ' Use the `-m` flag if you are generating docs of a directory containing multiple modules.'
 | 
						|
			}
 | 
						|
			eprintln(err_msg)
 | 
						|
			exit(1)
 | 
						|
		}
 | 
						|
		if dcs.contents.len == 0 { continue }
 | 
						|
		if cfg.is_multi || (!cfg.is_multi && cfg.include_readme) {
 | 
						|
			readme_contents := cfg.get_readme(dirpath)
 | 
						|
			dcs.head.comment = readme_contents
 | 
						|
		}
 | 
						|
		if cfg.pub_only {
 | 
						|
			for i, c in dcs.contents {
 | 
						|
				dcs.contents[i].content = c.content.all_after('pub ')
 | 
						|
			}
 | 
						|
		}
 | 
						|
		cfg.docs << dcs
 | 
						|
	}
 | 
						|
	if 'vlib' in cfg.input_path {
 | 
						|
		mut docs := cfg.docs.filter(it.head.name == 'builtin')
 | 
						|
		docs << cfg.docs.filter(it.head.name != 'builtin')
 | 
						|
		cfg.docs = docs
 | 
						|
	}
 | 
						|
	if cfg.serve_http {
 | 
						|
		cfg.serve_html()
 | 
						|
		return
 | 
						|
	}
 | 
						|
	cfg.vprintln('Rendering docs...')
 | 
						|
	if cfg.output_path.len == 0 {
 | 
						|
		outputs := cfg.render()
 | 
						|
		if outputs.len == 0 {
 | 
						|
			println('No documentation for $dirs')
 | 
						|
		} else {
 | 
						|
			first := outputs.keys()[0]
 | 
						|
			println(outputs[first])
 | 
						|
		}
 | 
						|
	} else {
 | 
						|
		if !os.is_dir(cfg.output_path) {
 | 
						|
			cfg.output_path = os.real_path('.')
 | 
						|
		}
 | 
						|
		if !os.exists(cfg.output_path) {
 | 
						|
			os.mkdir(cfg.output_path) or {
 | 
						|
				panic(err)
 | 
						|
			}
 | 
						|
		}
 | 
						|
		if cfg.is_multi {
 | 
						|
			cfg.output_path = os.join_path(cfg.output_path, '_docs')
 | 
						|
			if !os.exists(cfg.output_path) {
 | 
						|
				os.mkdir(cfg.output_path) or {
 | 
						|
					panic(err)
 | 
						|
				}
 | 
						|
			} else {
 | 
						|
				for fname in css_js_assets {
 | 
						|
					os.rm(os.join_path(cfg.output_path, fname))
 | 
						|
				}
 | 
						|
			}
 | 
						|
		}
 | 
						|
		outputs := cfg.render()
 | 
						|
		for file_name, content in outputs {
 | 
						|
			output_path := os.join_path(cfg.output_path, file_name)
 | 
						|
			println('Generating ${output_path}...')
 | 
						|
			os.write_file(output_path, content)
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
fn (mut cfg DocConfig) set_output_type_from_str(format string) {
 | 
						|
	match format {
 | 
						|
		'htm', 'html' {
 | 
						|
			cfg.output_type = .html
 | 
						|
		}
 | 
						|
		'md', 'markdown' {
 | 
						|
			cfg.output_type = .markdown
 | 
						|
		}
 | 
						|
		'json' {
 | 
						|
			cfg.output_type = .json
 | 
						|
		}
 | 
						|
		'stdout' {
 | 
						|
			cfg.output_type = .stdout
 | 
						|
		}
 | 
						|
		else {
 | 
						|
			cfg.output_type = .plaintext
 | 
						|
		}
 | 
						|
	}
 | 
						|
	cfg.vprintln('Setting output type to "$cfg.output_type"')
 | 
						|
}
 | 
						|
 | 
						|
fn (cfg DocConfig) vprintln(str string) {
 | 
						|
	if cfg.is_verbose {
 | 
						|
		println('vdoc: $str')
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
fn get_ignore_paths(path string) ?[]string {
 | 
						|
	ignore_file_path := os.join_path(path, '.vdocignore')
 | 
						|
	ignore_content := os.read_file(ignore_file_path) or {
 | 
						|
		return error_with_code('ignore file not found.', 1)
 | 
						|
	}
 | 
						|
	if ignore_content.trim_space().len > 0 {
 | 
						|
		rules := ignore_content.split_into_lines().map(it.trim_space())
 | 
						|
		mut final := []string{}
 | 
						|
		for rule in rules {
 | 
						|
			if rule.contains('*.') || rule.contains('**') {
 | 
						|
				println('vdoc: Wildcards in ignore rules are not allowed for now.')
 | 
						|
				continue
 | 
						|
			}
 | 
						|
			final << rule
 | 
						|
		}
 | 
						|
		return final.map(os.join_path(path, it.trim_right('/')))
 | 
						|
	} else {
 | 
						|
		mut dirs := os.ls(path) or {
 | 
						|
			return []string{}
 | 
						|
		}
 | 
						|
		return dirs.map(os.join_path(path, it)).filter(os.is_dir(it))
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
fn lookup_module(mod string) ?string {
 | 
						|
	mod_path := mod.replace('.', os.path_separator)
 | 
						|
	compile_dir := os.real_path(os.base_dir('.'))
 | 
						|
	modules_dir := os.join_path(compile_dir, 'modules', mod_path)
 | 
						|
	vlib_path := os.join_path(vexe_path, 'vlib', mod_path)
 | 
						|
	vmodules_path := os.join_path(os.home_dir(), '.vmodules', mod_path)
 | 
						|
	paths := [modules_dir, vlib_path, vmodules_path]
 | 
						|
	for path in paths {
 | 
						|
		if os.is_dir_empty(path) { continue }
 | 
						|
		return path
 | 
						|
	}
 | 
						|
	return error('vdoc: Module "${mod}" not found.')
 | 
						|
}
 | 
						|
 | 
						|
fn is_included(path string, ignore_paths []string) bool {
 | 
						|
	if path.len == 0 {
 | 
						|
		return true
 | 
						|
	}
 | 
						|
	for ignore_path in ignore_paths {
 | 
						|
		if ignore_path !in path { continue }
 | 
						|
		return false
 | 
						|
	}
 | 
						|
	return true
 | 
						|
}
 | 
						|
 | 
						|
fn get_modules_list(path string, ignore_paths2 []string) []string {
 | 
						|
	files := os.ls(path) or { return []string{} }
 | 
						|
	mut ignore_paths := get_ignore_paths(path) or { []string{} }
 | 
						|
	ignore_paths << ignore_paths2
 | 
						|
	mut dirs := []string{}
 | 
						|
	for file in files {
 | 
						|
		fpath := os.join_path(path, file)
 | 
						|
		if os.is_dir(fpath) && is_included(fpath, ignore_paths) && !os.is_link(path) {
 | 
						|
			dirs << get_modules_list(fpath, ignore_paths.filter(it.starts_with(fpath)))
 | 
						|
		} else if fpath.ends_with('.v') && !fpath.ends_with('_test.v') {
 | 
						|
			if path in dirs { continue }
 | 
						|
			dirs << path
 | 
						|
		}
 | 
						|
	}
 | 
						|
	dirs.sort()
 | 
						|
	return dirs
 | 
						|
}
 | 
						|
 | 
						|
fn (cfg DocConfig) get_resource(name string, minify bool) string {
 | 
						|
	path := os.join_path(res_path, name)
 | 
						|
	mut res := os.read_file(path) or { panic('could not read $path') }
 | 
						|
	if minify {
 | 
						|
		if name.ends_with('.js') {
 | 
						|
			res = js_compress(res)
 | 
						|
		} else {
 | 
						|
			res = res.split_into_lines().map(it.trim_space()).join('')
 | 
						|
		}
 | 
						|
	}
 | 
						|
	// TODO: Make SVG inline for now
 | 
						|
	if cfg.inline_assets || path.ends_with('.svg') {
 | 
						|
		return res
 | 
						|
	} else {
 | 
						|
		output_path := os.join_path(cfg.output_path, name)
 | 
						|
		if !os.exists(output_path) {
 | 
						|
			println('Generating ${output_path}...')
 | 
						|
			os.write_file(output_path, res)
 | 
						|
		}
 | 
						|
		return name
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
fn main() {
 | 
						|
	args := os.args[2..].clone()
 | 
						|
	if args.len == 0 || args[0] in ['help', '-h', '--help'] {
 | 
						|
		os.system('${@VEXE} help doc')
 | 
						|
		exit(0)
 | 
						|
	}
 | 
						|
	mut cfg := DocConfig{
 | 
						|
		manifest: vmod.Manifest{ repo_url: '' }
 | 
						|
	}
 | 
						|
	for i := 0; i < args.len; i++ {
 | 
						|
		arg := args[i]
 | 
						|
		current_args := args[i..]
 | 
						|
		match arg {
 | 
						|
			'-all' {
 | 
						|
				cfg.pub_only = false
 | 
						|
			}
 | 
						|
			'-f' {
 | 
						|
				format := cmdline.option(current_args, '-f', '')
 | 
						|
				allowed_str := allowed_formats.join(', ')
 | 
						|
				if format !in allowed_formats {
 | 
						|
					eprintln('vdoc: "$format" is not a valid format. Only $allowed_str are allowed.')
 | 
						|
					exit(1)
 | 
						|
				}
 | 
						|
				cfg.set_output_type_from_str(format)
 | 
						|
				i++
 | 
						|
			}
 | 
						|
			'-inline-assets' {
 | 
						|
				cfg.inline_assets = true
 | 
						|
			}
 | 
						|
			'-l' {
 | 
						|
				cfg.show_loc = true
 | 
						|
			}
 | 
						|
			'-m' {
 | 
						|
				cfg.is_multi = true
 | 
						|
			}
 | 
						|
			'-o' {
 | 
						|
				opath := cmdline.option(current_args, '-o', '')
 | 
						|
				cfg.output_path = os.real_path(opath)
 | 
						|
				i++
 | 
						|
			}
 | 
						|
			'-open' {
 | 
						|
				cfg.open_docs = true
 | 
						|
			}
 | 
						|
			'-p' {
 | 
						|
				s_port := cmdline.option(current_args, '-o', '')
 | 
						|
				s_port_int := s_port.int()
 | 
						|
				if s_port.len == 0 {
 | 
						|
					eprintln('vdoc: No port number specified on "-p".')
 | 
						|
					exit(1)
 | 
						|
				}
 | 
						|
				if s_port != s_port_int.str() {
 | 
						|
					eprintln('vdoc: Invalid port number.')
 | 
						|
					exit(1)
 | 
						|
				}
 | 
						|
				cfg.server_port = s_port_int
 | 
						|
			}
 | 
						|
			'-s' {
 | 
						|
				cfg.inline_assets = true
 | 
						|
				cfg.serve_http = true
 | 
						|
				if cfg.output_type == .unset {
 | 
						|
					cfg.output_type = .html
 | 
						|
				}
 | 
						|
			}
 | 
						|
			'-readme' {
 | 
						|
				cfg.include_readme = true
 | 
						|
			}
 | 
						|
			'-v' {
 | 
						|
				cfg.is_verbose = true
 | 
						|
			}
 | 
						|
			else {
 | 
						|
				cfg.input_path = arg
 | 
						|
				break
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if cfg.input_path.len == 0 {
 | 
						|
		eprintln('vdoc: No input path found.')
 | 
						|
		exit(1)
 | 
						|
	}
 | 
						|
	$if windows {
 | 
						|
		cfg.input_path = cfg.input_path.replace('/', os.path_separator)
 | 
						|
	} $else {
 | 
						|
		cfg.input_path = cfg.input_path.replace('\\', os.path_separator)
 | 
						|
	}
 | 
						|
	is_path := cfg.input_path.ends_with('.v') || cfg.input_path.split(os.path_separator).len > 1 || cfg.input_path == '.'
 | 
						|
	if cfg.input_path == 'vlib' {
 | 
						|
		cfg.is_multi = true
 | 
						|
		cfg.input_path = os.join_path(vexe_path, 'vlib')
 | 
						|
	} else if !is_path {
 | 
						|
		cfg.vprintln('Input "$cfg.input_path" is not a valid path. Looking for modules named "$cfg.input_path"...')
 | 
						|
		mod_path := lookup_module(cfg.input_path) or {
 | 
						|
			eprintln(err)
 | 
						|
			exit(1)
 | 
						|
		}
 | 
						|
		cfg.input_path = mod_path
 | 
						|
	}
 | 
						|
	cfg.generate_docs_from_file()
 | 
						|
}
 |