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v/cmd/tools/vdoc.v
2020-10-01 01:30:22 +02:00

1076 lines
29 KiB
V

module main
import markdown
import net
import net.urllib
import os
import os.cmdline
import time
import strings
import sync
import runtime
import v.doc
import v.scanner
import v.table
import v.token
import v.vmod
import v.pref
enum HighlightTokenTyp {
unone
boolean
builtin
char
comment
function
keyword
name
number
operator
punctuation
string
symbol
}
const (
css_js_assets = ['doc.css', 'normalize.css', 'doc.js']
allowed_formats = ['md', 'markdown', 'json', 'text', 'stdout', 'html', 'htm']
exe_path = os.executable()
exe_dir = os.dir(exe_path)
res_path = os.join_path(exe_dir, 'vdoc-resources')
vexe_path = os.dir(@VEXE)
html_content = '
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="x-ua-compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>{{ title }} | vdoc</title>
<link href="https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap" rel="stylesheet">
{{ head_assets }}
</head>
<body>
<div id="page">
<header class="doc-nav hidden">
<div class="heading-container">
<div class="heading">
<input type="text" id="search" placeholder="Search...">
<div class="module">{{ head_name }}</div>
<div class="toggle-version-container">
<span>{{ version }}</span>
<div id="dark-mode-toggle" role="switch" aria-checked="false" aria-label="Toggle dark mode">{{ light_icon }}{{ dark_icon }}</div>
</div>
{{ menu_icon }}
</div>
</div>
<nav class="content hidden">
<ul>
{{ toc_links }}
</ul>
</nav>
</header>
<div class="doc-container">
<div class="doc-content">
{{ contents }}
<div class="footer">
{{ footer_content }}
</div>
</div>
{{ right_content }}
</div>
</div>
{{ footer_assets }}
</body>
</html>
'
)
enum OutputType {
unset
html
markdown
json
plaintext
stdout
}
struct DocConfig {
mut:
is_local bool
local_filename string
local_pos int
pub_only bool = true
show_loc bool // for plaintext
serve_http bool // for html
is_multi bool
is_verbose bool
include_readme bool
open_docs bool
server_port int = 8046
inline_assets bool
output_path string
input_path string
symbol_name string
output_type OutputType = .unset
docs []doc.Doc
manifest vmod.Manifest
assets map[string]string
}
struct ParallelDoc {
d doc.Doc
i int
}
fn slug(title string) string {
return title.replace(' ', '-')
}
fn open_url(url string) {
$if windows {
os.system('start $url')
}
$if macos {
os.system('open $url')
}
$if linux {
os.system('xdg-open $url')
}
}
fn (mut cfg DocConfig) serve_html() {
cfg.render_static()
docs := cfg.render()
dkeys := docs.keys()
if dkeys.len < 1 {
eprintln('no documentation created, the module has no `pub` functions')
exit(1)
}
def_name := docs.keys()[0]
//
server_url := 'http://localhost:' + cfg.server_port.str()
server := net.listen(cfg.server_port) or {
panic(err)
}
println('Serving docs on: $server_url')
if cfg.open_docs {
open_url(server_url)
}
content_type := match cfg.output_type {
.html { 'text/html' }
.markdown { 'text/markdown' }
.json { 'application/json' }
else { 'text/plain' }
}
server_context := VdocHttpServerContext{
docs: docs
content_type: content_type
default_filename: def_name
}
for {
mut con := server.accept() or {
server.close() or { }
panic(err)
}
handle_http_connection(mut con, server_context)
con.close() or {
eprintln('error closing the connection: $err')
}
}
}
struct VdocHttpServerContext {
docs map[string]string
content_type string
default_filename string
}
fn handle_http_connection(mut con net.Socket, ctx &VdocHttpServerContext) {
s := con.read_line()
first_line := s.all_before('\r\n')
if first_line.len == 0 {
send_http_response(mut con, 501, ctx.content_type, 'bad request')
return
}
request_parts := first_line.split(' ')
if request_parts.len != 3 {
send_http_response(mut con, 501, ctx.content_type, 'bad request')
return
}
urlpath := request_parts[1]
filename := if urlpath == '/' { ctx.default_filename.trim_left('/') } else { urlpath.trim_left('/') }
if ctx.docs[filename].len == 0 {
send_http_response(mut con, 404, ctx.content_type, 'file not found')
return
}
send_http_response(mut con, 200, ctx.content_type, ctx.docs[filename])
}
fn send_http_response(mut con net.Socket, http_code int, content_type, html string) {
content_length := html.len.str()
shttp_code := http_code.str()
mut http_response := strings.new_builder(20000)
http_response.write('HTTP/1.1 ')
http_response.write(shttp_code)
http_response.write(' OK\r\n')
http_response.write('Server: VDoc\r\n')
http_response.write('Content-Type: ')
http_response.write(content_type)
http_response.write('\r\n')
http_response.write('Content-Length: ')
http_response.write(content_length)
http_response.write('\r\n')
http_response.write('Connection: close\r\n')
http_response.write('\r\n')
http_response.write(html)
sresponse := http_response.str()
con.send_string(sresponse) or {
eprintln('error sending http response: $err')
}
}
fn get_src_link(repo_url, file_name string, line_nr int) string {
mut url := urllib.parse(repo_url) or {
return ''
}
if url.path.len <= 1 || file_name.len == 0 {
return ''
}
url.path = url.path.trim_right('/') + match url.host {
'github.com' { '/blob/master/$file_name' }
'gitlab.com' { '/-/blob/master/$file_name' }
'git.sir.ht' { '/tree/master/$file_name' }
else { '' }
}
if url.path == '/' {
return ''
}
url.fragment = 'L$line_nr'
return url.str()
}
fn js_compress(str string) string {
mut js := strings.new_builder(200)
lines := str.split_into_lines()
rules := [') {', ' = ', ', ', '{ ', ' }', ' (', '; ', ' + ', ' < ', ' - ', ' || ', ' var',
': ', ' >= ', ' && ', ' else if', ' === ', ' !== ', ' else ']
clean := ['){', '=', ',', '{', '}', '(', ';', '+', '<', '-', '||', 'var', ':', '>=', '&&',
'else if', '===', '!==', 'else']
for line in lines {
mut trimmed := line.trim_space()
if trimmed.starts_with('//') || (trimmed.starts_with('/*') && trimmed.ends_with('*/')) {
continue
}
for i in 0 .. rules.len - 1 {
trimmed = trimmed.replace(rules[i], clean[i])
}
js.write(trimmed)
}
return js.str()
}
fn escape(str string) string {
return str.replace_each(['"', '\\"', '\r\n', '\\n', '\n', '\\n', '\t', '\\t'])
}
fn (cfg DocConfig) gen_json(idx int) string {
dcs := cfg.docs[idx]
mut jw := strings.new_builder(200)
jw.write('{"module_name":"$dcs.head.name","description":"${escape(dcs.head.comment)}","contents":[')
for i, cn in dcs.contents {
name := cn.name.all_after(dcs.head.name)
jw.write('{"name":"$name","signature":"${escape(cn.content)}",')
jw.write('"description":"${escape(cn.comment)}",')
jw.write('"position":[$cn.pos.line,$cn.pos.col,$cn.pos.len],')
jw.write('"file_path":"$cn.file_path",')
jw.write('"attrs":{')
mut j := 0
for n, v in cn.attrs {
jw.write('"$n":"$v"')
if j < cn.attrs.len - 1 {
jw.write(',')
}
j++
}
jw.write('}')
jw.write('}')
if i < dcs.contents.len - 1 {
jw.write(',')
}
}
jw.write('],"generator":"vdoc","time_generated":"$dcs.time_generated.str()"}')
return jw.str()
}
fn html_highlight(code string, tb &table.Table) string {
builtin := ['bool', 'string', 'i8', 'i16', 'int', 'i64', 'i128', 'byte', 'u16', 'u32', 'u64',
'u128', 'rune', 'f32', 'f64', 'any_int', 'any_float', 'byteptr', 'voidptr', 'any']
highlight_code := fn (tok token.Token, typ HighlightTokenTyp) string {
lit := if typ in [.unone, .operator, .punctuation] {
tok.kind.str()
} else if typ == .string {
"'$tok.lit'"
} else if typ == .char {
'`$tok.lit`'
} else {
tok.lit
}
return if typ in [.unone, .name] {
lit
} else {
'<span class="token $typ">$lit</span>'
}
}
mut s := scanner.new_scanner(code, .parse_comments, &pref.Preferences{})
mut tok := s.scan()
mut next_tok := s.scan()
mut buf := strings.new_builder(200)
mut i := 0
for i < code.len {
if i == tok.pos {
mut tok_typ := HighlightTokenTyp.unone
match tok.kind {
.name {
if tok.lit in builtin || tb.known_type(tok.lit) {
tok_typ = .builtin
} else if next_tok.kind == .lcbr {
tok_typ = .symbol
} else if next_tok.kind == .lpar {
tok_typ = .function
} else {
tok_typ = .name
}
}
.comment {
tok_typ = .comment
}
.chartoken {
tok_typ = .char
}
.string {
tok_typ = .string
}
.number {
tok_typ = .number
}
.key_true, .key_false {
tok_typ = .boolean
}
.lpar, .lcbr, .rpar, .rcbr, .lsbr, .rsbr, .semicolon, .colon, .comma, .dot {
tok_typ = .punctuation
}
else {
if token.is_key(tok.lit) || token.is_decl(tok.kind) {
tok_typ = .keyword
} else if tok.kind == .decl_assign || tok.kind.is_assign() || tok.is_unary() ||
tok.kind.is_relational() || tok.kind.is_infix() {
tok_typ = .operator
}
}
}
buf.write(highlight_code(tok, tok_typ))
if next_tok.kind != .eof {
i = tok.pos + tok.len
tok = next_tok
next_tok = s.scan()
} else {
break
}
} else {
buf.write_b(code[i])
i++
}
}
return buf.str()
}
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()
}
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.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 $dcs.time_generated.hhmmss()'
mut toc := strings.new_builder(200)
mut toc2 := strings.new_builder(200)
mut contents := strings.new_builder(200)
// generate toc first
contents.writeln(doc_node_html(dcs.head, '', true, dcs.table))
for cn in dcs.contents {
cfg.write_content(&cn, &dcs, mut contents)
if cn.attrs['parent'] == 'Constants' || cn.attrs['category'] == 'Methods' {
continue
}
write_toc(cn, dcs.contents, mut toc)
} // write head
// write css
version := if cfg.manifest.version.len != 0 { cfg.manifest.version } else { '' }
header_name := if cfg.is_multi && cfg.docs.len > 1 { os.file_name(os.real_path(cfg.input_path)) } else { dcs.head.name }
// write nav1
if cfg.is_multi || cfg.docs.len > 1 {
mut submod_prefix := ''
for i, doc in cfg.docs {
if i - 1 >= 0 && doc.head.name.starts_with(submod_prefix + '.') {
continue
}
names := doc.head.name.split('.')
submod_prefix = if names.len > 1 { names[0] } else { doc.head.name }
href_name := if ('vlib' in cfg.input_path &&
doc.head.name == 'builtin' && !cfg.include_readme) ||
doc.head.name == 'README' {
'./index.html'
} else if submod_prefix !in cfg.docs.map(it.head.name) {
'#'
} else {
'./' + doc.head.name + '.html'
}
submodules := cfg.docs.filter(it.head.name.starts_with(submod_prefix + '.'))
dropdown := if submodules.len > 0 { cfg.assets['arrow_icon'] } else { '' }
mut is_submodule_open := false
for _, cdoc in submodules {
if cdoc.head.name == dcs.head.name {
is_submodule_open = true
}
}
active_class := if doc.head.name == dcs.head.name { ' active' } else { '' }
toc2.write('<li class="open$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 }}', cfg.assets['light_icon']).replace('{{ dark_icon }}',
cfg.assets['dark_icon']).replace('{{ menu_icon }}', cfg.assets['menu_icon']).replace('{{ head_assets }}', if cfg.inline_assets {
'\n <style>'+ cfg.assets['doc_css'] + '</style>\n <style>'+ cfg.assets['normalize_css'] +'</style>'
} else {
'\n <link rel="stylesheet" href="'+cfg.assets['doc_css']+'" />\n <link rel="stylesheet" href="'+cfg.assets['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: $time_gen').replace('{{ footer_assets }}',
if cfg.inline_assets {
'<script>'+cfg.assets['doc_js']+'</script>'
} else {
'<script src="'+cfg.assets['doc_js']+'"></script>'
})
}
fn (cfg DocConfig) gen_plaintext(idx int) string {
dcs := cfg.docs[idx]
mut pw := strings.new_builder(200)
pw.writeln('$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_doc(doc doc.Doc, i int) (string, string) {
// 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) }
}
return name, output
}
fn (cfg DocConfig)work_processor(mut work sync.Channel, mut wg sync.WaitGroup) {
for {
mut pdoc := ParallelDoc{}
if !work.pop(&pdoc) {
break
}
file_name, content := cfg.render_doc(pdoc.d, pdoc.i)
output_path := os.join_path(cfg.output_path, file_name)
println('Generating ${output_path}...')
os.write_file(output_path, content)
}
wg.done()
}
fn (cfg DocConfig) render_parallel() {
vjobs := runtime.nr_jobs()
mut work := sync.new_channel<ParallelDoc>(cfg.docs.len)
mut wg := sync.new_waitgroup()
for i in 0 .. cfg.docs.len {
p_doc := ParallelDoc{cfg.docs[i], i}
work.push(&p_doc)
}
work.close()
wg.add(vjobs)
for _ in 0 .. vjobs {
go cfg.work_processor(mut work, mut wg)
}
wg.wait()
}
fn (cfg DocConfig) render() map[string]string {
mut docs := map[string]string{}
for i, doc in cfg.docs {
name, output := cfg.render_doc(doc, i)
docs[name] = output.trim_space()
}
cfg.vprintln('Rendered: ' + docs.keys().str())
return docs
}
fn (mut cfg DocConfig) render_static() {
if cfg.output_type == .html {
cfg.assets = {
'doc_css': cfg.get_resource(css_js_assets[0], true),
'normalize_css': cfg.get_resource(css_js_assets[1], true),
'doc_js': cfg.get_resource(css_js_assets[2], !cfg.serve_http),
'light_icon': cfg.get_resource('light.svg', true),
'dark_icon': cfg.get_resource('dark.svg', true),
'menu_icon': cfg.get_resource('menu.svg', true),
'arrow_icon': cfg.get_resource('arrow.svg', true)
}
}
}
fn (cfg DocConfig) get_readme(path string) string {
mut fname := ''
for name in ['readme', 'README'] {
if os.exists(os.join_path(path, '${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.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}...')
if cfg.is_local && !cfg.is_multi {
dcs := doc.generate_from_pos(dirpath, cfg.local_filename, cfg.local_pos) 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 when generating docs from a directory that has multiple modules.'
}
eprintln(err_msg)
exit(1)
}
if dcs.contents.len == 0 {
continue
}
cfg.docs << dcs
} else {
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 when generating docs from a directory that has 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 ')
}
}
if !cfg.is_multi && cfg.symbol_name.len > 0 {
mut new_contents := []doc.DocNode{}
for cn in dcs.contents {
if cn.name != cfg.symbol_name {
continue
}
new_contents << cn
break
}
new_contents << dcs.contents.find_children_of(cfg.symbol_name)
dcs.contents = new_contents
}
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 || cfg.output_path == 'stdout' {
cfg.render_static()
outputs := cfg.render()
if outputs.len == 0 {
println('No documentation for $dirs')
} else {
first := outputs.keys()[0]
println(outputs[first])
}
} else {
if !os.is_dir(cfg.output_path) {
cfg.output_path = os.real_path('.')
}
if !os.exists(cfg.output_path) {
os.mkdir(cfg.output_path) or {
panic(err)
}
}
if cfg.is_multi {
cfg.output_path = os.join_path(cfg.output_path, '_docs')
if !os.exists(cfg.output_path) {
os.mkdir(cfg.output_path) or {
panic(err)
}
} else {
for fname in css_js_assets {
os.rm(os.join_path(cfg.output_path, fname))
}
}
}
cfg.render_static()
cfg.render_parallel()
}
}
fn (mut cfg DocConfig) set_output_type_from_str(format string) {
match format {
'htm', 'html' { cfg.output_type = .html }
'md', 'markdown' { cfg.output_type = .markdown }
'json' { cfg.output_type = .json }
'stdout' { cfg.output_type = .stdout }
else { cfg.output_type = .plaintext }
}
cfg.vprintln('Setting output type to "$cfg.output_type"')
}
fn (cfg DocConfig) vprintln(str string) {
if cfg.is_verbose {
println('vdoc: $str')
}
}
fn get_ignore_paths(path string) ?[]string {
ignore_file_path := os.join_path(path, '.vdocignore')
ignore_content := os.read_file(ignore_file_path) or {
return error_with_code('ignore file not found.', 1)
}
if ignore_content.trim_space().len > 0 {
rules := ignore_content.split_into_lines().map(it.trim_space())
mut final := []string{}
for rule in rules {
if rule.contains('*.') || rule.contains('**') {
println('vdoc: Wildcards in ignore rules are not allowed for now.')
continue
}
final << rule
}
return final.map(os.join_path(path, it.trim_right('/')))
} else {
mut dirs := os.ls(path) or {
return []string{}
}
return dirs.map(os.join_path(path, it)).filter(os.is_dir(it))
}
}
fn lookup_module(mod string) ?string {
mod_path := mod.replace('.', os.path_separator)
compile_dir := os.real_path(os.dir('.'))
modules_dir := os.join_path(compile_dir, 'modules', mod_path)
vlib_path := os.join_path(vexe_path, 'vlib', mod_path)
vmodules_path := os.join_path(os.home_dir(), '.vmodules', mod_path)
paths := [modules_dir, vlib_path, vmodules_path]
for path in paths {
if os.is_dir_empty(path) {
continue
}
return path
}
return error('vdoc: Module "$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
}
'-filename' {
cfg.is_local = true
cfg.local_filename = cmdline.option(current_args, '-filename', '')
i++
}
'-f' {
format := cmdline.option(current_args, '-f', '')
if format !in allowed_formats {
allowed_str := allowed_formats.join(', ')
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 = if opath == 'stdout' { opath } else { os.real_path(opath) }
i++
}
'-open' {
cfg.open_docs = true
}
'-pos' {
if !cfg.is_local {
eprintln('vdoc: `-pos` is only allowed with `-filename` flag.')
exit(1)
}
cfg.local_pos = cmdline.option(current_args, '-pos', '').int()
i++
}
'-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 {
if cfg.input_path.len < 1 {
cfg.input_path = arg
} else {
cfg.symbol_name = arg
}
if i == args.len - 1 {
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()
}