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lib.apidoc.js
executable file
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lib.apidoc.js
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#!/usr/bin/env node
/*
* lib.apidoc.js (2020.6.9)
* https://github.com/kaizhu256/node-apidoc-lite
* this zero-dependency package will auto-generate documentation for your npm-package with zero-config
*
*/
/* istanbul instrument in package apidoc */
// assets.utility2.header.js - start
/* jslint utility2:true */
/* istanbul ignore next */
// run shared js-env code - init-local
(function () {
"use strict";
let isEnvNode;
let local;
// init debugInline
if (!globalThis.debugInline) {
let consoleError;
consoleError = console.error;
globalThis.debugInline = function (...argList) {
/*
* this function will both print <argList> to stderr and
* return <argList>[0]
*/
consoleError("\n\ndebugInline");
consoleError(...argList);
consoleError("\n");
return argList[0];
};
}
// init isEnvNode
isEnvNode = (
typeof process === "object" && process &&
process.versions && typeof process.versions.node === "string"
);
// init function
function objectDeepCopyWithKeysSorted(obj) {
/*
* this function will recursively deep-copy <obj> with keys sorted
*/
let sorted;
if (typeof obj !== "object" || !obj) {
return obj;
}
// recursively deep-copy list with child-keys sorted
if (Array.isArray(obj)) {
return obj.map(objectDeepCopyWithKeysSorted);
}
// recursively deep-copy obj with keys sorted
sorted = {};
Object.keys(obj).sort().forEach(function (key) {
sorted[key] = objectDeepCopyWithKeysSorted(obj[key]);
});
return sorted;
}
function assertJsonEqual(aa, bb) {
/*
* this function will assert JSON.stringify(<aa>) === JSON.stringify(<bb>)
*/
aa = JSON.stringify(objectDeepCopyWithKeysSorted(aa));
bb = JSON.stringify(objectDeepCopyWithKeysSorted(bb));
if (aa !== bb) {
throw new Error(JSON.stringify(aa) + " !== " + JSON.stringify(bb));
}
}
function assertOrThrow(passed, msg) {
/*
* this function will throw <msg> if <passed> is falsy
*/
if (passed) {
return;
}
throw (
(
msg &&
typeof msg.message === "string" &&
typeof msg.stack === "string"
)
// if msg is err, then leave as is
? msg
: new Error(
typeof msg === "string"
// if msg is string, then leave as is
? msg
// else JSON.stringify(msg)
: JSON.stringify(msg, undefined, 4)
)
);
}
function documentQuerySelectorAll(selector) {
/*
* this function will return document.querySelectorAll(<selector>)
* or empty list if function is not available
*/
return Array.from(
(
typeof document === "object" && document &&
typeof document.querySelectorAll === "function"
)
? document.querySelectorAll(selector)
: []
);
}
function identity(val) {
/*
* this function will return <val>
*/
return val;
}
function noop() {
/*
* this function will do nothing
*/
return;
}
function objectAssignDefault(tgt = {}, src = {}, depth = 0) {
/*
* this function will if items from <tgt> are null, undefined,
* or "", then overwrite them with items from <src>
*/
function recurse(tgt, src, depth) {
Object.entries(src).forEach(function ([
key, bb
]) {
let aa;
aa = tgt[key];
if (aa === undefined || aa === null || aa === "") {
tgt[key] = bb;
return;
}
if (
depth !== 0 &&
typeof aa === "object" && aa && !Array.isArray(aa) &&
typeof bb === "object" && bb && !Array.isArray(bb)
) {
recurse(aa, bb, depth - 1);
}
});
}
recurse(tgt, src, depth | 0);
return tgt;
}
function onErrorThrow(err) {
/*
* this function will throw <err> if exists
*/
if (err) {
throw err;
}
}
// init local
local = {
assertJsonEqual,
assertOrThrow,
documentQuerySelectorAll,
identity,
isEnvNode,
local,
noop,
objectAssignDefault,
objectDeepCopyWithKeysSorted,
onErrorThrow
};
globalThis.globalLocal = local;
}());
// assets.utility2.header.js - end
(function (local) {
"use strict";
/* istanbul ignore next */
// run shared js-env code - init-before
(function () {
// init local
local = (
globalThis.utility2_rollup ||
// globalThis.utility2_rollup_old ||
// require("./assets.utility2.rollup.js") ||
globalThis.globalLocal
);
// init exports
if (local.isEnvNode) {
module.exports = local;
module.exports.__dirname = __dirname;
} else {
globalThis.utility2_apidoc = local;
}
// init lib main
local.apidoc = local;
/* validateLineSortedReset */
local.cliRun = function ({
rgxComment
}) {
/*
* this function will run cli
*/
let {
_default,
_eval,
_help,
_interactive,
_version,
cliDict,
replStart
} = Object.assign({}, local, local.cliDict);
_eval = _eval || function () {
/*
* <code>
* will eval <code>
*/
Object.assign(globalThis, local);
require("vm").runInThisContext(process.argv[3]);
};
_help = _help || function () {
/*
*
* will print help
*/
let cmdList;
let file;
let packageJson;
let str;
let strDict;
cmdList = [
{
argList: "<arg2> ...",
description: "usage:",
cmd: [
"<arg1>"
]
}, {
argList: "'console.log(\"hello world\")'",
description: "example:",
cmd: [
"--eval"
]
}
];
file = __filename.replace((
/.*\//
), "");
packageJson = require("./package.json");
// validate comment
rgxComment = rgxComment || (
/\)\u0020\{\n(?:|\u0020{4})\/\*\n(?:\u0020|\u0020{5})\*((?:\u0020<[^>]*?>|\u0020\.\.\.)*?)\n(?:\u0020|\u0020{5})\*\u0020(will\u0020.*?\S)\n(?:\u0020|\u0020{5})\*\/\n(?:\u0020{4}|\u0020{8})\S/
);
strDict = {};
Object.keys(cliDict).sort().forEach(function (key, ii) {
if (key[0] === "_" && key !== "_default") {
return;
}
str = String(cliDict[key]);
if (key === "_default") {
key = "";
}
strDict[str] = strDict[str] || (ii + 2);
ii = strDict[str];
if (cmdList[ii]) {
cmdList[ii].cmd.push(key);
return;
}
cmdList[ii] = rgxComment.exec(str);
if (!cmdList[ii]) {
throw new Error(
"cliRun - cannot parse comment in cmd " +
key + ":\nnew RegExp(" +
JSON.stringify(rgxComment.source) +
").exec(" + JSON.stringify(str).replace((
/\\\\/g
), "\u0000").replace((
/\\n/g
), "\\n\\\n").replace((
/\u0000/g
), "\\\\") + ");"
);
}
cmdList[ii] = {
argList: String(cmdList[ii][1] || "").trim(),
cmd: [
key
],
description: cmdList[ii][2]
};
});
str = "";
str += packageJson.name + " (" + packageJson.version + ")\n\n";
str += cmdList.filter(function (elem) {
return elem;
}).map(function (elem, ii) {
elem.cmd = elem.cmd.filter(function (elem) {
return elem;
});
switch (ii) {
case 0:
case 1:
elem.argList = [
elem.argList
];
break;
default:
elem.argList = elem.argList.split(" ");
elem.description = (
"# CMD " +
(elem.cmd[0] || "<none>") + "\n# " +
elem.description
);
}
return (
elem.description + "\n " + file +
" " + elem.cmd.sort().join("|") + " " +
elem.argList.join(" ")
);
}).join("\n\n");
console.log(str);
};
_interactive = _interactive || function () {
/*
*
* will start interactive-mode
*/
Object.assign(globalThis, local);
replStart = replStart || require("repl").start;
replStart({
useGlobal: true
});
};
_version = _version || function () {
/*
*
* will print version
*/
console.log(require(__dirname + "/package.json").version);
};
_default = _default || _help;
Object.assign(cliDict, {
"--eval": _eval,
"--help": _help,
"--interactive": _interactive,
"--version": _version,
"-e": _eval,
"-h": _help,
"-i": _interactive,
"-v": _version,
_default,
_eval,
_help,
_interactive,
_version
});
// run help-cmd if no arguments are given
if (process.argv.length <= 2) {
_help();
return;
}
// run defined-cmd if it exists
if (cliDict[process.argv[2]]) {
cliDict[process.argv[2]]();
return;
}
// run default-cmd
_default();
};
local.moduleDirname = function (module, pathList) {
/*
* this function will search <pathList> for <module>'s __dirname
*/
let result;
// search "."
if (!module || module === "." || module.indexOf("/") >= 0) {
return require("path").resolve(module || "");
}
// search pathList
[].concat(
pathList,
require("module").globalPaths,
[
process.env.HOME + "/node_modules", "/usr/local/lib/node_modules"
]
).some(function (path) {
try {
result = require("path").resolve(path + "/" + module);
result = require("fs").statSync(result).isDirectory() && result;
return result;
} catch (ignore) {
result = "";
}
});
return result;
};
local.stringHtmlSafe = function (str) {
/*
* this function will make <str> html-safe
* https://stackoverflow.com/questions/7381974/which-characters-need-to-be-escaped-on-html
*/
return str.replace((
/&/gu
), "&").replace((
/"/gu
), """).replace((
/'/gu
), "'").replace((
/</gu
), "<").replace((
/>/gu
), ">").replace((
/&(amp;|apos;|gt;|lt;|quot;)/igu
), "&$1");
};
/* jslint ignore:start */
local.templateApidocHtml = '\
<div class="apidocDiv">\n\
<style>\n\
/*csslint\n\
*/\n\
.apidocDiv {\n\
background: #fff;\n\
font-family: Arial, Helvetica, sans-serif;\n\
}\n\
.apidocDiv a[href] {\n\
color: #33f;\n\
font-weight: bold;\n\
text-decoration: none;\n\
}\n\
.apidocDiv a[href]:hover {\n\
text-decoration: underline;\n\
}\n\
.apidocCodeCommentSpan {\n\
background: #bbf;\n\
color: #000;\n\
display: block;\n\
}\n\
.apidocCodeKeywordSpan {\n\
color: #d00;\n\
font-weight: bold;\n\
}\n\
.apidocCodePre {\n\
background: #eef;\n\
border: 1px solid;\n\
color: #777;\n\
overflow-wrap: break-word;\n\
padding: 5px;\n\
white-space: pre-wrap;\n\
}\n\
.apidocFooterDiv {\n\
margin-top: 20px;\n\
text-align: center;\n\
}\n\
.apidocModuleLi {\n\
margin-top: 10px;\n\
}\n\
.apidocSectionDiv {\n\
border-top: 1px solid;\n\
margin-top: 20px;\n\
}\n\
.apidocSignatureSpan {\n\
color: #777;\n\
font-weight: bold;\n\
}\n\
</style>\n\
<h1>api documentation for\n\
<a\n\
{{#if env.npm_package_homepage}}\n\
href="{{env.npm_package_homepage}}"\n\
{{/if env.npm_package_homepage}}\n\
>{{env.npm_package_name}} ({{env.npm_package_version}})</a>\n\
</h1>\n\
<h4>{{env.npm_package_description}}</h4>\n\
<div class="apidocSectionDiv"><a\n\
href="#apidoc.tableOfContents"\n\
id="apidoc.tableOfContents"\n\
><h1>table of contents</h1></a><ol>\n\
{{#each moduleList}}\n\
<li class="apidocModuleLi"><a href="#{{id}}">module {{name}}</a><ol>\n\
{{#each elemList}}\n\
<li>\n\
{{#if source}}\n\
<a class="apidocElementLiA" href="#{{id}}">\n\
{{name}}\n\
<span class="apidocSignatureSpan">{{signature}}</span>\n\
</a>\n\
{{#unless source}}\n\
<span class="apidocSignatureSpan">{{name}}</span>\n\
{{/if source}}\n\
</li>\n\
{{/each elemList}}\n\
</ol></li>\n\
{{/each moduleList}}\n\
</ol></div>\n\
{{#each moduleList}}\n\
<div class="apidocSectionDiv">\n\
<h1><a href="#{{id}}" id="{{id}}">module {{name}}</a></h1>\n\
{{#each elemList}}\n\
{{#if source}}\n\
<h2>\n\
<a href="#{{id}}" id="{{id}}">\n\
{{name}}\n\
<span class="apidocSignatureSpan">{{signature}}</span>\n\
</a>\n\
</h2>\n\
<ul>\n\
<li>description and source-code<pre class="apidocCodePre">{{source truncate 4096}}</pre></li>\n\
<li>example use<pre class="apidocCodePre">{{example}}</pre></li>\n\
</ul>\n\
{{/if source}}\n\
{{/each elemList}}\n\
</div>\n\
{{/each moduleList}}\n\
<div class="apidocFooterDiv">\n\
[ this document was created with\n\
<a href="https://github.com/kaizhu256/node-utility2" target="_blank">utility2</a>\n\
]\n\
</div>\n\
</div>\n\
';
/* jslint ignore:end */
local.templateRender = function (template, dict, opt = {}, ii = 0) {
/*
* this function will render <template> with given <dict>
*/
let argList;
let getVal;
let match;
let renderPartial;
let rgx;
let skip;
let val;
if (dict === null || dict === undefined) {
dict = {};
}
getVal = function (key) {
argList = key.split(" ");
val = dict;
if (argList[0] === "#this/") {
return val;
}
if (argList[0] === "#ii/") {
return ii;
}
// iteratively lookup nested val in dict
argList[0].split(".").forEach(function (key) {
val = val && val[key];
});
return val;
};
renderPartial = function (match0, helper, key, partial) {
switch (helper) {
case "each":
case "eachTrimEndComma":
val = getVal(key);
val = (
Array.isArray(val)
? val.map(function (dict, ii) {
// recurse with partial
return local.templateRender(partial, dict, opt, ii);
}).join("")
: ""
);
// remove trailing-comma from last elem
if (helper === "eachTrimEndComma") {
val = val.trimEnd().replace((
/,$/
), "");
}
return val;
case "if":
partial = partial.split("{{#unless " + key + "}}");
partial = (
getVal(key)
? partial[0]
// handle "unless" case
: partial.slice(1).join("{{#unless " + key + "}}")
);
// recurse with partial
return local.templateRender(partial, dict, opt);
case "unless":
return (
getVal(key)
? ""
// recurse with partial
: local.templateRender(partial, dict, opt)
);
default:
// recurse with partial
return match0[0] + local.templateRender(match0.slice(1), dict, opt);
}
};
// render partials
rgx = (
/\{\{#(\w+)\u0020([^}]+?)\}\}/g
);
template = template || "";
match = rgx.exec(template);
while (match) {
rgx.lastIndex += 1 - match[0].length;
template = template.replace(
new RegExp(
"\\{\\{#(" + match[1] + ") (" + match[2]
+ ")\\}\\}([\\S\\s]*?)\\{\\{/" + match[1] + " " + match[2]
+ "\\}\\}"
),
renderPartial
);
match = rgx.exec(template);
}
// search for keys in template
return template.replace((
/\{\{[^}]+?\}\}/g
), function (match0) {
let markdownToHtml;
let notHtmlSafe;
notHtmlSafe = opt.notHtmlSafe;
try {
val = getVal(match0.slice(2, -2));
if (val === undefined) {
return match0;
}
argList.slice(1).forEach(function (fmt, ii, list) {
switch (fmt) {
case "*":
case "+":
case "-":
case "/":
skip = ii + 1;
val = String(
fmt === "*"
? Number(val) * Number(list[skip])
: fmt === "+"
? Number(val) + Number(list[skip])
: fmt === "-"
? Number(val) - Number(list[skip])
: Number(val) / Number(list[skip])
);
break;
case "alphanumeric":
val = val.replace((
/\W/g
), "_");
break;
case "decodeURIComponent":
val = decodeURIComponent(val);
break;
case "encodeURIComponent":
val = encodeURIComponent(val);
break;
case "jsonStringify":
val = JSON.stringify(val);
break;
case "jsonStringify4":
val = JSON.stringify(val, undefined, 4);
break;
case "markdownSafe":
val = val.replace((
/`/g
), "'"); // `
break;
case "markdownToHtml":
markdownToHtml = true;
break;
case "notHtmlSafe":
notHtmlSafe = true;
break;
case "padEnd":
case "padStart":
case "replace":
case "slice":
skip = ii + 2;
val = String(val)[fmt](
list[skip - 1],
list[skip].replace("\"\"", "").replace("\"_\"", " ")
);
break;
case "truncate":
skip = ii + 1;
if (val.length > list[skip]) {
val = val.slice(
0,
Math.max(list[skip] - 3, 0)
).trimEnd() + "...";
}
break;
// default to String.prototype[fmt]()
default:
if (ii <= skip) {
break;
}
val = val[fmt]();
}
});
val = String(val);
// default to htmlSafe
if (!notHtmlSafe) {
val = val.replace((
/&/gu
), "&").replace((
/"/gu
), """).replace((
/'/gu
), "'").replace((
/</gu
), "<").replace((
/>/gu
), ">").replace((
/&(amp;|apos;|gt;|lt;|quot;)/igu
), "&$1");
}
markdownToHtml = (
markdownToHtml
&& (typeof local.marked === "function" && local.marked)
);
if (markdownToHtml) {
val = markdownToHtml(val).replace((
/&(amp;|apos;|gt;|lt;|quot;)/igu
), "&$1");
}
return val;
} catch (errCaught) {
errCaught.message = (
"templateRender could not render expression "
+ JSON.stringify(match0) + "\n"
) + errCaught.message;
local.assertOrThrow(undefined, errCaught);
}
});
};
local.tryCatchOnError = function (fnc, onError) {
/*
* this function will run <fnc> in tryCatch block,
* else call onError with errCaught
*/
let result;
// validate onError
local.assertOrThrow(typeof onError === "function", typeof onError);
try {
// reset errCaught
delete local._debugTryCatchError;
result = fnc();
delete local._debugTryCatchError;
return result;
} catch (errCaught) {
// debug errCaught
local._debugTryCatchError = errCaught;
return onError(errCaught);
}
};
}());
// run shared js-env code - function
(function () {
local.apidocCreate = function (opt) {
/*
* this function will create the apidoc from <opt>.dir
*/
let elemCreate;
let module;
let moduleMain;
let readExample;
let tmp;
let toString;
let trimStart;
if (opt.modeNoop) {
return "";
}
elemCreate = function (module, prefix, key) {
/*
* this function will create the apidoc-elem in given <module>
*/
let elem;
if (opt.modeNoApidoc) {
return elem;
}
elem = {};
elem.moduleName = prefix.split(".");
// handle case where module is a function
if (elem.moduleName.slice(-1)[0] === key) {
elem.moduleName.pop();
}
elem.moduleName = elem.moduleName.join(".");
elem.id = encodeURIComponent("apidoc.elem." + prefix + "." + key);
elem.typeof = typeof module[key];
elem.name = (
elem.typeof + " <span class=\"apidocSignatureSpan\">"
+ elem.moduleName + ".</span>" + key
);
// handle case where module is a function
elem.name = elem.name.replace(">.<", "><");
if (elem.typeof !== "function") {
return elem;
}
// init source
elem.source = local.stringHtmlSafe(
trimStart(toString(module[key])) || "n/a"
).replace((
/\([\S\s]*?\)/
), function (match0) {
// init signature
elem.signature = match0.replace((
/\u0020*?\/\*[\S\s]*?\*\/\u0020*/g
), "").replace((
/,/g
), ", ").replace((
/\s+/g
), " ");
return elem.signature;
}).replace((
/(\u0020*?\/\*[\S\s]*?\*\/\n)/
), "<span class=\"apidocCodeCommentSpan\">$1</span>").replace((
/^function\u0020\(/
), key + " = function (");
// init example
opt.exampleList.some(function (example) {
example.replace(
new RegExp("((?:\n.*?){8}\\.)(" + key + ")(\\((?:.*?\n){8})"),
function (ignore, match1, match2, match3) {
elem.example = "..." + trimStart(
local.stringHtmlSafe(match1)
+ "<span class=\"apidocCodeKeywordSpan\">"
+ local.stringHtmlSafe(match2)
+ "</span>"
+ local.stringHtmlSafe(match3)
).trimEnd() + "\n...";
return "";
}
);
return elem.example;
});
elem.example = elem.example || "n/a";
return elem;
};
readExample = function (file) {
/*
* this function will read the example from given file
*/
let result;
local.tryCatchOnError(function () {
file = require("path").resolve(opt.dir, file);
console.error("apidocCreate - readExample " + file);
result = "";
result = local.identity(
"\n\n\n\n\n\n\n\n"
// bug-workaround - truncate example to manageable size
+ require("fs").readFileSync(file, "utf8").slice(0, 262144)
+ "\n\n\n\n\n\n\n\n"
).replace((
/\r\n*/g
), "\n");
}, console.error);
return result;
};
toString = function (value) {
/*
* this function will try to return the string form of the value
*/
let result;
local.tryCatchOnError(function () {
result = "";
result = String(value);
}, console.error);
return result;
};
trimStart = function (str) {
/*
* this function will normalize whitespace before <str>
*/
let whitespace;
whitespace = "";
str.trim().replace((
/^\u0020*/gm
), function (match0) {
if (!whitespace || match0.length < whitespace.length) {
whitespace = match0;
}
return "";
});
str = str.replace(new RegExp("^" + whitespace, "gm"), "");
// enforce 128 character column limit
str = str.replace((
/^.{128}[^\\\n]+/gm
), function (match0) {
return match0.replace((
/(.{128}(?:\b|\w+))/g
), "$1\n").trimEnd();
});
return str;
};
// init opt
opt.dir = local.moduleDirname(
opt.dir,
opt.modulePathList || require("module").paths
);
local.objectAssignDefault(opt, {
env: {
npm_package_description: ""
},
packageJson: JSON.parse(readExample("package.json")),
require: function (file) {
return local.tryCatchOnError(function () {
return require(file);
}, console.error);
}
});
Object.keys(opt.packageJson).forEach(function (key) {
tmp = opt.packageJson[key];
// strip email from npmdoc documentation
// https://github.com/npmdoc/node-npmdoc-hpp/issues/1
if (tmp) {
if (tmp.email) {
delete tmp.email;
}
if (Array.isArray(tmp)) {
tmp.forEach(function (elem) {
if (elem && elem.email) {
delete elem.email;
}
});
}
}
if (key[0] === "_" || key === "readme") {
delete opt.packageJson[key];
} else if (typeof tmp === "string") {
opt.env["npm_package_" + key] = tmp;
}
});
local.objectAssignDefault(opt, {
blacklistDict: {
globalThis
},
circularSet: new Set([
globalThis
]),
exampleDict: {},
exampleList: [],
html: "",
libFileList: [],
moduleDict: {},
moduleExtraDict: {},
packageJson: {
bin: {}
},
template: local.templateApidocHtml,
whitelistDict: {}
}, 2);
// init exampleList
([
1, 2, 3, 4
]).forEach(function (depth) {
opt.exampleList = opt.exampleList.concat(
// find . -maxdepth 1 -mindepth 1 -name "*.js" -type f
// https://stackoverflow.com/questions/4509624/how-to-limit-depth-for-recursive-file-list
require("child_process").execSync(
"find \"" + opt.dir
+ "\" -maxdepth " + depth + " -mindepth " + depth
+ " -type f | sed -e \"s|" + opt.dir
+ "/||\" | grep -iv "
/* jslint ignore:start */
+ '"\
/\\.\\|\\(\\b\\|_\\)\\(\
bower_component\\|\
coverage\\|\
git\\|\
min\\|\
node_module\\|\
rollup\\|\
tmp\\|\
vendor\\)s\\{0,1\\}\\(\\b\\|_\\)\
" '
/* jslint ignore:end */
+ " | sort | head -n 256"
).toString().split("\n")
);
});
opt.exampleList = opt.exampleList.filter(function (file) {
if (file && !opt.exampleDict[file]) {
opt.exampleDict[file] = true;
return true;
}
}).slice(0, 256).map(readExample);
// init moduleMain
local.tryCatchOnError(function () {
console.error("apidocCreate - requiring " + opt.dir + " ...");
moduleMain = {};
moduleMain = (
opt.moduleDict[opt.env.npm_package_name]
|| opt.require(opt.dir)
|| opt.require(
opt.dir + "/"
+ (opt.packageJson.bin)[Object.keys(opt.packageJson.bin)[0]]
) || {}