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vdoc: implement advanced search (beta) (#7630)

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Daniel Däschle 2020-12-29 12:51:24 +01:00 committed by GitHub
parent 34c89258a4
commit d69993a40e
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 346 additions and 67 deletions

View File

@ -17,6 +17,11 @@
--menu-toggle-icon-hover-color: #00000044;
--menu-search-background-color: #00000044;
--menu-search-font-color: #fff;
--menu-search-result-background-hover-color: #00000021;
--menu-search-separator-color: #00000044;
--menu-search-title-text-color: #d5efff;
--menu-search-badge-background-color: #00000044;
--menu-search-badge-background-hover-color: #0000004d;
--toc-text-color: #2779bd;
--toc-indicator-color: #4299e1;
--code-default-text-color: #5c6e74;
@ -49,11 +54,15 @@
--menu-background-color: #2d3748;
--menu-text-color: #fff;
--menu-indent-line-color: #4a5568;
--menu-indent-line-active-color: #90cdf4;
--menu-indent-line-active-color: #90cdf4; /*#4a5568*/
--menu-scrollbar-color: #4a5568;
--menu-toggle-icon-color: #fff;
--menu-search-background-color: #4a5568;
--menu-search-font-color: #fff;
--menu-search-separator-color: #4a5568;
--menu-search-title-text-color: #90cdf4;
--menu-search-badge-background-color: #4a5568;
--menu-search-badge-background-hover-color: #4a5568;
--toc-text-color: #90cdf4;
--toc-indicator-color: #4299e1;
--code-default-text-color: #cbd5e0;
@ -111,7 +120,7 @@ body {
scrollbar-width: thin;
scrollbar-color: #a0aec0 transparent;
scrollbar-color: var(--menu-scrollbar-color) transparent;
font-family: 'Work Sans', sans-serif;
font-family: "Work Sans", sans-serif;
}
*::-webkit-scrollbar {
width: 4px;
@ -125,7 +134,7 @@ body {
background-color: var(--menu-scrollbar-color);
border: 3px solid transparent;
}
.doc-nav li {
.doc-nav .content li {
line-height: 1.8;
}
.doc-nav .content.show {
@ -245,7 +254,7 @@ body {
}
.doc-nav > .content > ul > li > ul > li.active {
border-color: #00000066;
border-color: var(--menu-indent-line-active-color);
border-color: var(--menu-search-result-hover-background-color);
}
.doc-nav > .content a {
color: #fff;
@ -256,6 +265,69 @@ body {
.doc-nav > .content a:hover {
text-decoration: underline;
}
.doc-nav .search {
display: none;
}
.doc-nav .search li {
line-height: 1.5;
}
.doc-nav > .search .result:hover {
background-color: #00000021;
background-color: var(--menu-search-result-background-hover-color);
}
.doc-nav > .search .result:hover > .link > .definition > .badge {
background-color: #0000004d;
background-color: var(--menu-search-badge-background-hover-color);
}
.doc-nav > .search .result > .link {
padding: 0.5rem 1.4rem;
text-decoration: none;
color: #fff;
color: var(--menu-text-color);
display: block;
}
.doc-nav > .search .result > .link > .definition {
display: flex;
}
.doc-nav > .search .result > .link > .definition > .title {
color: #90cdf4;
color: var(--menu-search-title-text-color);
font-size: 0.875rem;
font-weight: 500;
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
}
.doc-nav > .search .result > .link > .definition > .badge {
font-size: 0.75rem;
display: inline-flex;
padding: 0 0.5rem;
background-color: #00000044;
background-color: var(--menu-search-badge-background-color);
margin-left: auto;
align-items: center;
border-radius: 9999px;
font-weight: 500;
}
.doc-nav > .search .result > .link > .description {
font-family: Roboto, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
font-size: 0.75rem;
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
margin-top: 0.25rem;
}
.doc-nav > .search > hr.separator {
margin: 0.5rem 0;
border-color: #00000044;
border-color: var(--menu-search-separator-color);
box-sizing: content-box;
height: 0;
border-width: 0;
border-top-width: 1px;
border-style: solid;
overflow: visible;
}
/* Main content */
.doc-scrollview {
@ -305,7 +377,7 @@ body {
}
.doc-content > .doc-node > .title {
display: flex;
font-family: 'Work Sans', sans-serif;
font-family: "Work Sans", sans-serif;
font-weight: 500;
padding: 0.3rem;
align-items: center;
@ -391,7 +463,7 @@ body {
box-sizing: border-box;
-ms-overflow-style: none;
scrollbar-width: none;
font-family: 'Work Sans', sans-serif;
font-family: "Work Sans", sans-serif;
}
.doc-toc::-webkit-scrollbar {
display: none;

View File

@ -80,29 +80,114 @@ function setupDarkMode() {
function setupSearch() {
var searchInput = document.getElementById('search');
searchInput.addEventListener('input', function(e) {
var onInputChange = debounce(function(e) {
var searchValue = e.target.value.toLowerCase();
var menuItems = document.querySelectorAll('.content > ul > li');
for (var i = 0; i < menuItems.length; i++) {
var menuItem = menuItems[i];
var links = menuItem.querySelectorAll('a');
var hasResult = false;
for (var li = 0; li < links.length; li++) {
var link = links[li];
if (!searchValue || link.text.toLowerCase().indexOf(searchValue) !== -1) {
hasResult = true;
}
if (li > 0) {
if (!searchValue || link.text.toLowerCase().indexOf(searchValue) !== -1) {
link.style.display = '';
} else {
link.style.display = 'none';
}
var menu = document.querySelector('.doc-nav > .content');
var search = document.querySelector('.doc-nav > .search');
if (searchValue === '') {
// reset to default
menu.style.display = '';
search.style.display = '';
} else if (searchValue.length > 2) {
// search for less than 3 characters can display too much results
search.innerHTML = '';
menu.style.display = 'none';
search.style.display = 'block';
// cache length for performance
var foundModule = false;
var searchModuleIndexLength = searchModuleIndex.length;
var ul = document.createElement('ul');
search.appendChild(ul);
for (var i = 0; i < searchModuleIndexLength; i++) {
// no toLowerCase needed because modules are always lowercase
var title = searchModuleIndex[i];
if (title.indexOf(searchValue) === -1) {
continue
}
foundModule = true;
// [description, link]
var data = searchModuleData[i];
var description = data[0];
var link = data[1];
var el = createSearchResult({
link: link,
title: title,
description: description,
badge: 'module',
});
ul.appendChild(el);
}
if (foundModule) {
var hr = document.createElement('hr');
hr.classList.add('separator');
search.appendChild(hr);
}
var searchIndexLength = searchIndex.length;
var results = [];
for (var i = 0; i < searchIndexLength; i++) {
var title = searchIndex[i].toLowerCase();
if (title.indexOf(searchValue) === -1) {
continue
}
// [badge, description, link]
var data = searchData[i];
var badge = data[0];
var description = data[1];
var link = data[2];
var prefix = data[3];
results.push({
badge: badge,
description: description,
link: link,
title: prefix + ' ' + title,
});
}
results.sort(function(a, b) {
if (a.title < b.title) {
return -1;
}
if (a.title > b.title) {
return 1;
}
return 0;
});
var ul = document.createElement('ul');
search.appendChild(ul);
for (var i = 0; i < results.length; i++) {
var result = results[i];
var el = createSearchResult(result);
ul.appendChild(el);
}
menuItem.style.display = !searchValue || hasResult ? '' : 'none';
}
});
searchInput.addEventListener('input', onInputChange);
}
function createSearchResult(data) {
var li = document.createElement('li');
li.classList.add('result');
var a = document.createElement('a');
a.href = data.link;
a.classList.add('link');
li.appendChild(a);
var defintion = document.createElement('div');
defintion.classList.add('definition');
a.appendChild(defintion);
if (data.description) {
var description = document.createElement('div');
description.classList.add('description');
description.textContent = data.description;
a.appendChild(description);
}
var title = document.createElement('span');
title.classList.add('title');
title.textContent = data.title;
defintion.appendChild(title);
var badge = document.createElement('badge');
badge.classList.add('badge');
badge.textContent = data.badge;
defintion.appendChild(badge);
return li;
}
function setupCollapse() {
@ -115,3 +200,14 @@ function setupCollapse() {
});
}
}
function debounce(func, timeout) {
var timer;
return (...args) => {
const next = () => func(...args);
if (timer) {
clearTimeout(timer);
}
timer = setTimeout(next, timeout > 0 ? timeout : 300);
}
}

View File

@ -66,7 +66,7 @@ const (
<header class="doc-nav hidden">
<div class="heading-container">
<div class="heading">
<input type="text" id="search" placeholder="Search...">
<input type="text" id="search" placeholder="Search... (beta)" autocomplete="off">
<div class="module">{{ head_name }}</div>
<div class="toggle-version-container">
<span>{{ version }}</span>
@ -75,6 +75,7 @@ const (
{{ menu_icon }}
</div>
</div>
<nav class="search"></nav>
<nav class="content hidden">
<ul>
{{ toc_links }}
@ -94,6 +95,7 @@ const (
</div>
</div>
{{ footer_assets }}
<script async src="search_index.js" type="text/javascript"></script>
</body>
</html>
'
@ -110,27 +112,43 @@ enum OutputType {
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_vlib bool
is_verbose bool
include_readme bool
open_docs bool
server_port int = 8046
inline_assets bool
no_timestamp bool
output_path string
input_path string
symbol_name string
output_type OutputType = .unset
docs []doc.Doc
manifest vmod.Manifest
assets map[string]string
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_vlib bool
is_verbose bool
include_readme bool
open_docs bool
server_port int = 8046
inline_assets bool
no_timestamp bool
output_path string
input_path string
symbol_name string
output_type OutputType = .unset
docs []doc.Doc
manifest vmod.Manifest
assets map[string]string
search_index []string
search_data []SearchResult
search_module_index []string // search results are split into a module part and the rest
search_module_data []SearchModuleResult
}
struct SearchModuleResult {
description string
link string
}
struct SearchResult {
prefix string
badge string
description string
link string
}
struct ParallelDoc {
@ -385,17 +403,8 @@ fn doc_node_html(dd doc.DocNode, link string, head bool, tb &table.Table) string
md_content := markdown.to_html(dd.comment)
hlighted_code := html_highlight(dd.content, tb)
node_class := if dd.kind == .const_group { ' const' } else { '' }
sym_name := if dd.parent_name.len > 0 && dd.parent_name != 'void' {
'($dd.parent_name) $dd.name'
} else {
dd.name
}
tag := if dd.parent_name.len > 0 && dd.parent_name != 'void' {
'${dd.parent_name}.$dd.name'
} else {
dd.name
}
node_id := slug(tag)
sym_name := get_sym_name(dd)
node_id := get_node_id(dd)
hash_link := if !head { ' <a href="#$node_id">#</a>' } else { '' }
dnw.writeln('<section id="$node_id" class="doc-node$node_class">')
if dd.name.len > 0 {
@ -420,6 +429,24 @@ fn doc_node_html(dd doc.DocNode, link string, head bool, tb &table.Table) string
return dnw_str
}
fn get_sym_name(dn doc.DocNode) string {
sym_name := if dn.parent_name.len > 0 && dn.parent_name != 'void' {
'($dn.parent_name) $dn.name'
} else {
dn.name
}
return sym_name
}
fn get_node_id(dn doc.DocNode) string {
tag := if dn.parent_name.len > 0 && dn.parent_name != 'void' {
'${dn.parent_name}.$dn.name'
} else {
dn.name
}
return slug(tag)
}
fn (cfg DocConfig) readme_idx() int {
for i, dc in cfg.docs {
if dc.head.name != 'README' {
@ -624,10 +651,21 @@ fn (cfg DocConfig) gen_footer_text(idx int) string {
}
fn (cfg DocConfig) render_doc(doc doc.Doc, i int) (string, string) {
name := cfg.get_file_name(doc.head.name)
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
}
// get_file_name returns the final file name from a module name
fn (cfg DocConfig) get_file_name(mod string) string {
mut name := mod
// since builtin is generated first, ignore it
mut name := doc.head.name
if (cfg.is_vlib && doc.head.name == 'builtin' && !cfg.include_readme) ||
doc.head.name == 'README' {
if (cfg.is_vlib && mod == 'builtin' && !cfg.include_readme) || mod == 'README' {
name = 'index'
} else if !cfg.is_multi && !os.is_dir(cfg.output_path) {
name = os.file_name(cfg.output_path)
@ -638,13 +676,7 @@ fn (cfg DocConfig) render_doc(doc doc.Doc, i int) (string, string) {
.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
return name
}
fn (cfg DocConfig) work_processor(mut work sync.Channel, mut wg sync.WaitGroup) {
@ -687,6 +719,82 @@ fn (cfg DocConfig) render() map[string]string {
return docs
}
fn (mut cfg DocConfig) collect_search_index() {
if cfg.output_type != .html {
return
}
for doc in cfg.docs {
mod := doc.head.name
cfg.search_module_index << mod
cfg.search_module_data << SearchModuleResult{
description: trim_doc_node_description(doc.head.comment)
link: cfg.get_file_name(mod)
}
for _, dn in doc.contents {
cfg.create_search_results(mod, dn)
}
}
}
fn (mut cfg DocConfig) create_search_results(mod string, dn doc.DocNode) {
if dn.kind == .const_group {
return
}
dn_description := trim_doc_node_description(dn.comment)
cfg.search_index << dn.name
cfg.search_data << SearchResult{
prefix: '$dn.kind ($dn.parent_name)'
description: dn_description
badge: mod
link: cfg.get_file_name(mod) + '#' + get_node_id(dn)
}
for child in dn.children {
cfg.create_search_results(mod, child)
}
}
fn trim_doc_node_description(description string) string {
mut dn_description := description.replace_each(['\r\n', '\n', '"', '\\"'])
// 80 is enough to fill one line
if dn_description.len > 80 {
dn_description = dn_description[..80]
}
if '\n' in dn_description {
dn_description = dn_description.split('\n')[0]
}
// if \ is last character, it ends with \" which leads to a JS error
if dn_description.ends_with('\\') {
dn_description = dn_description.trim_right('\\')
}
return dn_description
}
fn (cfg DocConfig) render_search_index() {
mut js_search_index := strings.new_builder(200)
mut js_search_data := strings.new_builder(200)
js_search_index.write('var searchModuleIndex = [')
js_search_data.write('var searchModuleData = [')
for i, title in cfg.search_module_index {
data := cfg.search_module_data[i]
js_search_index.write('"$title",')
js_search_data.write('["$data.description","$data.link"],')
}
js_search_index.writeln('];')
js_search_index.write('var searchIndex = [')
js_search_data.writeln('];')
js_search_data.write('var searchData = [')
for i, title in cfg.search_index {
data := cfg.search_data[i]
js_search_index.write('"$title",')
// array instead of object to reduce file size
js_search_data.write('["$data.badge","$data.description","$data.link","$data.prefix"],')
}
js_search_index.writeln('];')
js_search_data.writeln('];')
out_file_path := os.join_path(cfg.output_path, 'search_index.js')
os.write_file(out_file_path, js_search_index.str() + js_search_data.str())
}
fn (mut cfg DocConfig) render_static() {
if cfg.output_type != .html {
return
@ -862,6 +970,9 @@ fn (mut cfg DocConfig) generate_docs_from_file() {
}
cfg.render_static()
cfg.render_parallel()
println('Creating search index...')
cfg.collect_search_index()
cfg.render_search_index()
// move favicons to target directory
println('Copying favicons...')
favicons := os.ls(favicons_path) or { panic(err) }