wp-includes/js/dist/shortcode.js
/******/ (() => { // webpackBootstrap
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/******/ /* webpack/runtime/define property getters */
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var __webpack_exports__ = {};
// EXPORTS
__webpack_require__.d(__webpack_exports__, {
"default": () => (/* binding */ build_module)
});
// UNUSED EXPORTS: attrs, fromMatch, next, regexp, replace, string
;// CONCATENATED MODULE: ./node_modules/memize/dist/index.js
/**
* Memize options object.
*
* @typedef MemizeOptions
*
* @property {number} [maxSize] Maximum size of the cache.
*/
/**
* Internal cache entry.
*
* @typedef MemizeCacheNode
*
* @property {?MemizeCacheNode|undefined} [prev] Previous node.
* @property {?MemizeCacheNode|undefined} [next] Next node.
* @property {Array<*>} args Function arguments for cache
* entry.
* @property {*} val Function result.
*/
/**
* Properties of the enhanced function for controlling cache.
*
* @typedef MemizeMemoizedFunction
*
* @property {()=>void} clear Clear the cache.
*/
/**
* Accepts a function to be memoized, and returns a new memoized function, with
* optional options.
*
* @template {(...args: any[]) => any} F
*
* @param {F} fn Function to memoize.
* @param {MemizeOptions} [options] Options object.
*
* @return {((...args: Parameters<F>) => ReturnType<F>) & MemizeMemoizedFunction} Memoized function.
*/
function memize(fn, options) {
var size = 0;
/** @type {?MemizeCacheNode|undefined} */
var head;
/** @type {?MemizeCacheNode|undefined} */
var tail;
options = options || {};
function memoized(/* ...args */) {
var node = head,
len = arguments.length,
args,
i;
searchCache: while (node) {
// Perform a shallow equality test to confirm that whether the node
// under test is a candidate for the arguments passed. Two arrays
// are shallowly equal if their length matches and each entry is
// strictly equal between the two sets. Avoid abstracting to a
// function which could incur an arguments leaking deoptimization.
// Check whether node arguments match arguments length
if (node.args.length !== arguments.length) {
node = node.next;
continue;
}
// Check whether node arguments match arguments values
for (i = 0; i < len; i++) {
if (node.args[i] !== arguments[i]) {
node = node.next;
continue searchCache;
}
}
// At this point we can assume we've found a match
// Surface matched node to head if not already
if (node !== head) {
// As tail, shift to previous. Must only shift if not also
// head, since if both head and tail, there is no previous.
if (node === tail) {
tail = node.prev;
}
// Adjust siblings to point to each other. If node was tail,
// this also handles new tail's empty `next` assignment.
/** @type {MemizeCacheNode} */ (node.prev).next = node.next;
if (node.next) {
node.next.prev = node.prev;
}
node.next = head;
node.prev = null;
/** @type {MemizeCacheNode} */ (head).prev = node;
head = node;
}
// Return immediately
return node.val;
}
// No cached value found. Continue to insertion phase:
// Create a copy of arguments (avoid leaking deoptimization)
args = new Array(len);
for (i = 0; i < len; i++) {
args[i] = arguments[i];
}
node = {
args: args,
// Generate the result from original function
val: fn.apply(null, args),
};
// Don't need to check whether node is already head, since it would
// have been returned above already if it was
// Shift existing head down list
if (head) {
head.prev = node;
node.next = head;
} else {
// If no head, follows that there's no tail (at initial or reset)
tail = node;
}
// Trim tail if we're reached max size and are pending cache insertion
if (size === /** @type {MemizeOptions} */ (options).maxSize) {
tail = /** @type {MemizeCacheNode} */ (tail).prev;
/** @type {MemizeCacheNode} */ (tail).next = null;
} else {
size++;
}
head = node;
return node.val;
}
memoized.clear = function () {
head = null;
tail = null;
size = 0;
};
// Ignore reason: There's not a clear solution to create an intersection of
// the function with additional properties, where the goal is to retain the
// function signature of the incoming argument and add control properties
// on the return value.
// @ts-ignore
return memoized;
}
;// CONCATENATED MODULE: ./node_modules/@wordpress/shortcode/build-module/index.js
/**
* External dependencies
*/
/**
* Shortcode attributes object.
*
* @typedef {Object} WPShortcodeAttrs
*
* @property {Object} named Object with named attributes.
* @property {Array} numeric Array with numeric attributes.
*/
/**
* Shortcode object.
*
* @typedef {Object} WPShortcode
*
* @property {string} tag Shortcode tag.
* @property {WPShortcodeAttrs} attrs Shortcode attributes.
* @property {string} content Shortcode content.
* @property {string} type Shortcode type: `self-closing`,
* `closed`, or `single`.
*/
/**
* @typedef {Object} WPShortcodeMatch
*
* @property {number} index Index the shortcode is found at.
* @property {string} content Matched content.
* @property {WPShortcode} shortcode Shortcode instance of the match.
*/
/**
* Find the next matching shortcode.
*
* @param {string} tag Shortcode tag.
* @param {string} text Text to search.
* @param {number} index Index to start search from.
*
* @return {WPShortcodeMatch | undefined} Matched information.
*/
function next(tag, text, index = 0) {
const re = regexp(tag);
re.lastIndex = index;
const match = re.exec(text);
if (!match) {
return;
}
// If we matched an escaped shortcode, try again.
if ('[' === match[1] && ']' === match[7]) {
return next(tag, text, re.lastIndex);
}
const result = {
index: match.index,
content: match[0],
shortcode: fromMatch(match)
};
// If we matched a leading `[`, strip it from the match and increment the
// index accordingly.
if (match[1]) {
result.content = result.content.slice(1);
result.index++;
}
// If we matched a trailing `]`, strip it from the match.
if (match[7]) {
result.content = result.content.slice(0, -1);
}
return result;
}
/**
* Replace matching shortcodes in a block of text.
*
* @param {string} tag Shortcode tag.
* @param {string} text Text to search.
* @param {Function} callback Function to process the match and return
* replacement string.
*
* @return {string} Text with shortcodes replaced.
*/
function replace(tag, text, callback) {
return text.replace(regexp(tag), function (match, left, $3, attrs, slash, content, closing, right) {
// If both extra brackets exist, the shortcode has been properly
// escaped.
if (left === '[' && right === ']') {
return match;
}
// Create the match object and pass it through the callback.
const result = callback(fromMatch(arguments));
// Make sure to return any of the extra brackets if they weren't used to
// escape the shortcode.
return result || result === '' ? left + result + right : match;
});
}
/**
* Generate a string from shortcode parameters.
*
* Creates a shortcode instance and returns a string.
*
* Accepts the same `options` as the `shortcode()` constructor, containing a
* `tag` string, a string or object of `attrs`, a boolean indicating whether to
* format the shortcode using a `single` tag, and a `content` string.
*
* @param {Object} options
*
* @return {string} String representation of the shortcode.
*/
function string(options) {
return new shortcode(options).string();
}
/**
* Generate a RegExp to identify a shortcode.
*
* The base regex is functionally equivalent to the one found in
* `get_shortcode_regex()` in `wp-includes/shortcodes.php`.
*
* Capture groups:
*
* 1. An extra `[` to allow for escaping shortcodes with double `[[]]`
* 2. The shortcode name
* 3. The shortcode argument list
* 4. The self closing `/`
* 5. The content of a shortcode when it wraps some content.
* 6. The closing tag.
* 7. An extra `]` to allow for escaping shortcodes with double `[[]]`
*
* @param {string} tag Shortcode tag.
*
* @return {RegExp} Shortcode RegExp.
*/
function regexp(tag) {
return new RegExp('\\[(\\[?)(' + tag + ')(?![\\w-])([^\\]\\/]*(?:\\/(?!\\])[^\\]\\/]*)*?)(?:(\\/)\\]|\\](?:([^\\[]*(?:\\[(?!\\/\\2\\])[^\\[]*)*)(\\[\\/\\2\\]))?)(\\]?)', 'g');
}
/**
* Parse shortcode attributes.
*
* Shortcodes accept many types of attributes. These can chiefly be divided into
* named and numeric attributes:
*
* Named attributes are assigned on a key/value basis, while numeric attributes
* are treated as an array.
*
* Named attributes can be formatted as either `name="value"`, `name='value'`,
* or `name=value`. Numeric attributes can be formatted as `"value"` or just
* `value`.
*
* @param {string} text Serialised shortcode attributes.
*
* @return {WPShortcodeAttrs} Parsed shortcode attributes.
*/
const attrs = memize(text => {
const named = {};
const numeric = [];
// This regular expression is reused from `shortcode_parse_atts()` in
// `wp-includes/shortcodes.php`.
//
// Capture groups:
//
// 1. An attribute name, that corresponds to...
// 2. a value in double quotes.
// 3. An attribute name, that corresponds to...
// 4. a value in single quotes.
// 5. An attribute name, that corresponds to...
// 6. an unquoted value.
// 7. A numeric attribute in double quotes.
// 8. A numeric attribute in single quotes.
// 9. An unquoted numeric attribute.
const pattern = /([\w-]+)\s*=\s*"([^"]*)"(?:\s|$)|([\w-]+)\s*=\s*'([^']*)'(?:\s|$)|([\w-]+)\s*=\s*([^\s'"]+)(?:\s|$)|"([^"]*)"(?:\s|$)|'([^']*)'(?:\s|$)|(\S+)(?:\s|$)/g;
// Map zero-width spaces to actual spaces.
text = text.replace(/[\u00a0\u200b]/g, ' ');
let match;
// Match and normalize attributes.
while (match = pattern.exec(text)) {
if (match[1]) {
named[match[1].toLowerCase()] = match[2];
} else if (match[3]) {
named[match[3].toLowerCase()] = match[4];
} else if (match[5]) {
named[match[5].toLowerCase()] = match[6];
} else if (match[7]) {
numeric.push(match[7]);
} else if (match[8]) {
numeric.push(match[8]);
} else if (match[9]) {
numeric.push(match[9]);
}
}
return {
named,
numeric
};
});
/**
* Generate a Shortcode Object from a RegExp match.
*
* Accepts a `match` object from calling `regexp.exec()` on a `RegExp` generated
* by `regexp()`. `match` can also be set to the `arguments` from a callback
* passed to `regexp.replace()`.
*
* @param {Array} match Match array.
*
* @return {WPShortcode} Shortcode instance.
*/
function fromMatch(match) {
let type;
if (match[4]) {
type = 'self-closing';
} else if (match[6]) {
type = 'closed';
} else {
type = 'single';
}
return new shortcode({
tag: match[2],
attrs: match[3],
type,
content: match[5]
});
}
/**
* Creates a shortcode instance.
*
* To access a raw representation of a shortcode, pass an `options` object,
* containing a `tag` string, a string or object of `attrs`, a string indicating
* the `type` of the shortcode ('single', 'self-closing', or 'closed'), and a
* `content` string.
*
* @param {Object} options Options as described.
*
* @return {WPShortcode} Shortcode instance.
*/
const shortcode = Object.assign(function (options) {
const {
tag,
attrs: attributes,
type,
content
} = options || {};
Object.assign(this, {
tag,
type,
content
});
// Ensure we have a correctly formatted `attrs` object.
this.attrs = {
named: {},
numeric: []
};
if (!attributes) {
return;
}
const attributeTypes = ['named', 'numeric'];
// Parse a string of attributes.
if (typeof attributes === 'string') {
this.attrs = attrs(attributes);
// Identify a correctly formatted `attrs` object.
} else if (attributes.length === attributeTypes.length && attributeTypes.every((t, key) => t === attributes[key])) {
this.attrs = attributes;
// Handle a flat object of attributes.
} else {
Object.entries(attributes).forEach(([key, value]) => {
this.set(key, value);
});
}
}, {
next,
replace,
string,
regexp,
attrs,
fromMatch
});
Object.assign(shortcode.prototype, {
/**
* Get a shortcode attribute.
*
* Automatically detects whether `attr` is named or numeric and routes it
* accordingly.
*
* @param {(number|string)} attr Attribute key.
*
* @return {string} Attribute value.
*/
get(attr) {
return this.attrs[typeof attr === 'number' ? 'numeric' : 'named'][attr];
},
/**
* Set a shortcode attribute.
*
* Automatically detects whether `attr` is named or numeric and routes it
* accordingly.
*
* @param {(number|string)} attr Attribute key.
* @param {string} value Attribute value.
*
* @return {WPShortcode} Shortcode instance.
*/
set(attr, value) {
this.attrs[typeof attr === 'number' ? 'numeric' : 'named'][attr] = value;
return this;
},
/**
* Transform the shortcode into a string.
*
* @return {string} String representation of the shortcode.
*/
string() {
let text = '[' + this.tag;
this.attrs.numeric.forEach(value => {
if (/\s/.test(value)) {
text += ' "' + value + '"';
} else {
text += ' ' + value;
}
});
Object.entries(this.attrs.named).forEach(([name, value]) => {
text += ' ' + name + '="' + value + '"';
});
// If the tag is marked as `single` or `self-closing`, close the tag and
// ignore any additional content.
if ('single' === this.type) {
return text + ']';
} else if ('self-closing' === this.type) {
return text + ' /]';
}
// Complete the opening tag.
text += ']';
if (this.content) {
text += this.content;
}
// Add the closing tag.
return text + '[/' + this.tag + ']';
}
});
/* harmony default export */ const build_module = (shortcode);
(window.wp = window.wp || {}).shortcode = __webpack_exports__["default"];
/******/ })()
;