448 lines
16 KiB
JavaScript
448 lines
16 KiB
JavaScript
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"use strict";
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exports.__esModule = true;
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exports["default"] = void 0;
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exports.unescapeValue = unescapeValue;
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var _cssesc = _interopRequireDefault(require("cssesc"));
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var _unesc = _interopRequireDefault(require("../util/unesc"));
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var _namespace = _interopRequireDefault(require("./namespace"));
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var _types = require("./types");
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var _CSSESC_QUOTE_OPTIONS;
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
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function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
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function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
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function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); }
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function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
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var deprecate = require("util-deprecate");
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var WRAPPED_IN_QUOTES = /^('|")([^]*)\1$/;
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var warnOfDeprecatedValueAssignment = deprecate(function () {}, "Assigning an attribute a value containing characters that might need to be escaped is deprecated. " + "Call attribute.setValue() instead.");
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var warnOfDeprecatedQuotedAssignment = deprecate(function () {}, "Assigning attr.quoted is deprecated and has no effect. Assign to attr.quoteMark instead.");
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var warnOfDeprecatedConstructor = deprecate(function () {}, "Constructing an Attribute selector with a value without specifying quoteMark is deprecated. Note: The value should be unescaped now.");
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function unescapeValue(value) {
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var deprecatedUsage = false;
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var quoteMark = null;
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var unescaped = value;
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var m = unescaped.match(WRAPPED_IN_QUOTES);
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if (m) {
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quoteMark = m[1];
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unescaped = m[2];
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}
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unescaped = (0, _unesc["default"])(unescaped);
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if (unescaped !== value) {
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deprecatedUsage = true;
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}
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return {
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deprecatedUsage: deprecatedUsage,
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unescaped: unescaped,
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quoteMark: quoteMark
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};
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}
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function handleDeprecatedContructorOpts(opts) {
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if (opts.quoteMark !== undefined) {
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return opts;
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}
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if (opts.value === undefined) {
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return opts;
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}
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warnOfDeprecatedConstructor();
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var _unescapeValue = unescapeValue(opts.value),
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quoteMark = _unescapeValue.quoteMark,
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unescaped = _unescapeValue.unescaped;
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if (!opts.raws) {
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opts.raws = {};
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}
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if (opts.raws.value === undefined) {
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opts.raws.value = opts.value;
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}
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opts.value = unescaped;
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opts.quoteMark = quoteMark;
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return opts;
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}
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var Attribute = /*#__PURE__*/function (_Namespace) {
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_inheritsLoose(Attribute, _Namespace);
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function Attribute(opts) {
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var _this;
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if (opts === void 0) {
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opts = {};
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}
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_this = _Namespace.call(this, handleDeprecatedContructorOpts(opts)) || this;
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_this.type = _types.ATTRIBUTE;
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_this.raws = _this.raws || {};
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Object.defineProperty(_this.raws, 'unquoted', {
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get: deprecate(function () {
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return _this.value;
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}, "attr.raws.unquoted is deprecated. Call attr.value instead."),
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set: deprecate(function () {
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return _this.value;
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}, "Setting attr.raws.unquoted is deprecated and has no effect. attr.value is unescaped by default now.")
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});
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_this._constructed = true;
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return _this;
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}
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/**
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* Returns the Attribute's value quoted such that it would be legal to use
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* in the value of a css file. The original value's quotation setting
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* used for stringification is left unchanged. See `setValue(value, options)`
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* if you want to control the quote settings of a new value for the attribute.
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*
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* You can also change the quotation used for the current value by setting quoteMark.
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*
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* Options:
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* * quoteMark {'"' | "'" | null} - Use this value to quote the value. If this
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* option is not set, the original value for quoteMark will be used. If
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* indeterminate, a double quote is used. The legal values are:
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* * `null` - the value will be unquoted and characters will be escaped as necessary.
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* * `'` - the value will be quoted with a single quote and single quotes are escaped.
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* * `"` - the value will be quoted with a double quote and double quotes are escaped.
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* * preferCurrentQuoteMark {boolean} - if true, prefer the source quote mark
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* over the quoteMark option value.
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* * smart {boolean} - if true, will select a quote mark based on the value
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* and the other options specified here. See the `smartQuoteMark()`
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* method.
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**/
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var _proto = Attribute.prototype;
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_proto.getQuotedValue = function getQuotedValue(options) {
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if (options === void 0) {
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options = {};
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}
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var quoteMark = this._determineQuoteMark(options);
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var cssescopts = CSSESC_QUOTE_OPTIONS[quoteMark];
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var escaped = (0, _cssesc["default"])(this._value, cssescopts);
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return escaped;
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};
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_proto._determineQuoteMark = function _determineQuoteMark(options) {
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return options.smart ? this.smartQuoteMark(options) : this.preferredQuoteMark(options);
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}
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/**
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* Set the unescaped value with the specified quotation options. The value
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* provided must not include any wrapping quote marks -- those quotes will
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* be interpreted as part of the value and escaped accordingly.
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*/;
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_proto.setValue = function setValue(value, options) {
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if (options === void 0) {
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options = {};
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}
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this._value = value;
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this._quoteMark = this._determineQuoteMark(options);
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this._syncRawValue();
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}
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/**
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* Intelligently select a quoteMark value based on the value's contents. If
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* the value is a legal CSS ident, it will not be quoted. Otherwise a quote
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* mark will be picked that minimizes the number of escapes.
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*
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* If there's no clear winner, the quote mark from these options is used,
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* then the source quote mark (this is inverted if `preferCurrentQuoteMark` is
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* true). If the quoteMark is unspecified, a double quote is used.
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*
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* @param options This takes the quoteMark and preferCurrentQuoteMark options
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* from the quoteValue method.
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*/;
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_proto.smartQuoteMark = function smartQuoteMark(options) {
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var v = this.value;
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var numSingleQuotes = v.replace(/[^']/g, '').length;
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var numDoubleQuotes = v.replace(/[^"]/g, '').length;
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if (numSingleQuotes + numDoubleQuotes === 0) {
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var escaped = (0, _cssesc["default"])(v, {
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isIdentifier: true
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});
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if (escaped === v) {
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return Attribute.NO_QUOTE;
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} else {
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var pref = this.preferredQuoteMark(options);
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if (pref === Attribute.NO_QUOTE) {
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// pick a quote mark that isn't none and see if it's smaller
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var quote = this.quoteMark || options.quoteMark || Attribute.DOUBLE_QUOTE;
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var opts = CSSESC_QUOTE_OPTIONS[quote];
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var quoteValue = (0, _cssesc["default"])(v, opts);
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if (quoteValue.length < escaped.length) {
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return quote;
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}
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}
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return pref;
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}
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} else if (numDoubleQuotes === numSingleQuotes) {
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return this.preferredQuoteMark(options);
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} else if (numDoubleQuotes < numSingleQuotes) {
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return Attribute.DOUBLE_QUOTE;
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} else {
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return Attribute.SINGLE_QUOTE;
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}
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}
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/**
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* Selects the preferred quote mark based on the options and the current quote mark value.
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* If you want the quote mark to depend on the attribute value, call `smartQuoteMark(opts)`
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* instead.
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*/;
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_proto.preferredQuoteMark = function preferredQuoteMark(options) {
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var quoteMark = options.preferCurrentQuoteMark ? this.quoteMark : options.quoteMark;
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if (quoteMark === undefined) {
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quoteMark = options.preferCurrentQuoteMark ? options.quoteMark : this.quoteMark;
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}
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if (quoteMark === undefined) {
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quoteMark = Attribute.DOUBLE_QUOTE;
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}
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return quoteMark;
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};
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_proto._syncRawValue = function _syncRawValue() {
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var rawValue = (0, _cssesc["default"])(this._value, CSSESC_QUOTE_OPTIONS[this.quoteMark]);
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if (rawValue === this._value) {
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if (this.raws) {
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delete this.raws.value;
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}
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} else {
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this.raws.value = rawValue;
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}
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};
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_proto._handleEscapes = function _handleEscapes(prop, value) {
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if (this._constructed) {
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var escaped = (0, _cssesc["default"])(value, {
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isIdentifier: true
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});
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if (escaped !== value) {
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this.raws[prop] = escaped;
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} else {
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delete this.raws[prop];
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}
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}
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};
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_proto._spacesFor = function _spacesFor(name) {
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var attrSpaces = {
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before: '',
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after: ''
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};
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var spaces = this.spaces[name] || {};
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var rawSpaces = this.raws.spaces && this.raws.spaces[name] || {};
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return Object.assign(attrSpaces, spaces, rawSpaces);
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};
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_proto._stringFor = function _stringFor(name, spaceName, concat) {
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if (spaceName === void 0) {
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spaceName = name;
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}
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if (concat === void 0) {
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concat = defaultAttrConcat;
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}
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var attrSpaces = this._spacesFor(spaceName);
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return concat(this.stringifyProperty(name), attrSpaces);
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}
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/**
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* returns the offset of the attribute part specified relative to the
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* start of the node of the output string.
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*
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* * "ns" - alias for "namespace"
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* * "namespace" - the namespace if it exists.
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* * "attribute" - the attribute name
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* * "attributeNS" - the start of the attribute or its namespace
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* * "operator" - the match operator of the attribute
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* * "value" - The value (string or identifier)
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* * "insensitive" - the case insensitivity flag;
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* @param part One of the possible values inside an attribute.
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* @returns -1 if the name is invalid or the value doesn't exist in this attribute.
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*/;
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_proto.offsetOf = function offsetOf(name) {
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var count = 1;
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var attributeSpaces = this._spacesFor("attribute");
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count += attributeSpaces.before.length;
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if (name === "namespace" || name === "ns") {
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return this.namespace ? count : -1;
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}
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if (name === "attributeNS") {
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return count;
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}
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count += this.namespaceString.length;
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if (this.namespace) {
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count += 1;
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}
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if (name === "attribute") {
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return count;
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}
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count += this.stringifyProperty("attribute").length;
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count += attributeSpaces.after.length;
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var operatorSpaces = this._spacesFor("operator");
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count += operatorSpaces.before.length;
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var operator = this.stringifyProperty("operator");
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if (name === "operator") {
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return operator ? count : -1;
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}
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count += operator.length;
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count += operatorSpaces.after.length;
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var valueSpaces = this._spacesFor("value");
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count += valueSpaces.before.length;
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var value = this.stringifyProperty("value");
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if (name === "value") {
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return value ? count : -1;
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}
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count += value.length;
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count += valueSpaces.after.length;
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var insensitiveSpaces = this._spacesFor("insensitive");
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count += insensitiveSpaces.before.length;
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if (name === "insensitive") {
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return this.insensitive ? count : -1;
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}
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return -1;
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};
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_proto.toString = function toString() {
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var _this2 = this;
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var selector = [this.rawSpaceBefore, '['];
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selector.push(this._stringFor('qualifiedAttribute', 'attribute'));
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if (this.operator && (this.value || this.value === '')) {
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selector.push(this._stringFor('operator'));
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selector.push(this._stringFor('value'));
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selector.push(this._stringFor('insensitiveFlag', 'insensitive', function (attrValue, attrSpaces) {
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if (attrValue.length > 0 && !_this2.quoted && attrSpaces.before.length === 0 && !(_this2.spaces.value && _this2.spaces.value.after)) {
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attrSpaces.before = " ";
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}
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return defaultAttrConcat(attrValue, attrSpaces);
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}));
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}
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selector.push(']');
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selector.push(this.rawSpaceAfter);
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return selector.join('');
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};
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_createClass(Attribute, [{
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key: "quoted",
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get: function get() {
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var qm = this.quoteMark;
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return qm === "'" || qm === '"';
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},
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set: function set(value) {
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warnOfDeprecatedQuotedAssignment();
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}
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/**
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* returns a single (`'`) or double (`"`) quote character if the value is quoted.
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* returns `null` if the value is not quoted.
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* returns `undefined` if the quotation state is unknown (this can happen when
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* the attribute is constructed without specifying a quote mark.)
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*/
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}, {
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key: "quoteMark",
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get: function get() {
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return this._quoteMark;
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}
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/**
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* Set the quote mark to be used by this attribute's value.
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* If the quote mark changes, the raw (escaped) value at `attr.raws.value` of the attribute
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* value is updated accordingly.
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*
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* @param {"'" | '"' | null} quoteMark The quote mark or `null` if the value should be unquoted.
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*/,
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set: function set(quoteMark) {
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if (!this._constructed) {
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this._quoteMark = quoteMark;
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return;
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}
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if (this._quoteMark !== quoteMark) {
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this._quoteMark = quoteMark;
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this._syncRawValue();
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}
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}
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}, {
|
||
|
|
key: "qualifiedAttribute",
|
||
|
|
get: function get() {
|
||
|
|
return this.qualifiedName(this.raws.attribute || this.attribute);
|
||
|
|
}
|
||
|
|
}, {
|
||
|
|
key: "insensitiveFlag",
|
||
|
|
get: function get() {
|
||
|
|
return this.insensitive ? 'i' : '';
|
||
|
|
}
|
||
|
|
}, {
|
||
|
|
key: "value",
|
||
|
|
get: function get() {
|
||
|
|
return this._value;
|
||
|
|
},
|
||
|
|
set:
|
||
|
|
/**
|
||
|
|
* Before 3.0, the value had to be set to an escaped value including any wrapped
|
||
|
|
* quote marks. In 3.0, the semantics of `Attribute.value` changed so that the value
|
||
|
|
* is unescaped during parsing and any quote marks are removed.
|
||
|
|
*
|
||
|
|
* Because the ambiguity of this semantic change, if you set `attr.value = newValue`,
|
||
|
|
* a deprecation warning is raised when the new value contains any characters that would
|
||
|
|
* require escaping (including if it contains wrapped quotes).
|
||
|
|
*
|
||
|
|
* Instead, you should call `attr.setValue(newValue, opts)` and pass options that describe
|
||
|
|
* how the new value is quoted.
|
||
|
|
*/
|
||
|
|
function set(v) {
|
||
|
|
if (this._constructed) {
|
||
|
|
var _unescapeValue2 = unescapeValue(v),
|
||
|
|
deprecatedUsage = _unescapeValue2.deprecatedUsage,
|
||
|
|
unescaped = _unescapeValue2.unescaped,
|
||
|
|
quoteMark = _unescapeValue2.quoteMark;
|
||
|
|
if (deprecatedUsage) {
|
||
|
|
warnOfDeprecatedValueAssignment();
|
||
|
|
}
|
||
|
|
if (unescaped === this._value && quoteMark === this._quoteMark) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
this._value = unescaped;
|
||
|
|
this._quoteMark = quoteMark;
|
||
|
|
this._syncRawValue();
|
||
|
|
} else {
|
||
|
|
this._value = v;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}, {
|
||
|
|
key: "insensitive",
|
||
|
|
get: function get() {
|
||
|
|
return this._insensitive;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Set the case insensitive flag.
|
||
|
|
* If the case insensitive flag changes, the raw (escaped) value at `attr.raws.insensitiveFlag`
|
||
|
|
* of the attribute is updated accordingly.
|
||
|
|
*
|
||
|
|
* @param {true | false} insensitive true if the attribute should match case-insensitively.
|
||
|
|
*/,
|
||
|
|
set: function set(insensitive) {
|
||
|
|
if (!insensitive) {
|
||
|
|
this._insensitive = false;
|
||
|
|
|
||
|
|
// "i" and "I" can be used in "this.raws.insensitiveFlag" to store the original notation.
|
||
|
|
// When setting `attr.insensitive = false` both should be erased to ensure correct serialization.
|
||
|
|
if (this.raws && (this.raws.insensitiveFlag === 'I' || this.raws.insensitiveFlag === 'i')) {
|
||
|
|
this.raws.insensitiveFlag = undefined;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
this._insensitive = insensitive;
|
||
|
|
}
|
||
|
|
}, {
|
||
|
|
key: "attribute",
|
||
|
|
get: function get() {
|
||
|
|
return this._attribute;
|
||
|
|
},
|
||
|
|
set: function set(name) {
|
||
|
|
this._handleEscapes("attribute", name);
|
||
|
|
this._attribute = name;
|
||
|
|
}
|
||
|
|
}]);
|
||
|
|
return Attribute;
|
||
|
|
}(_namespace["default"]);
|
||
|
|
exports["default"] = Attribute;
|
||
|
|
Attribute.NO_QUOTE = null;
|
||
|
|
Attribute.SINGLE_QUOTE = "'";
|
||
|
|
Attribute.DOUBLE_QUOTE = '"';
|
||
|
|
var CSSESC_QUOTE_OPTIONS = (_CSSESC_QUOTE_OPTIONS = {
|
||
|
|
"'": {
|
||
|
|
quotes: 'single',
|
||
|
|
wrap: true
|
||
|
|
},
|
||
|
|
'"': {
|
||
|
|
quotes: 'double',
|
||
|
|
wrap: true
|
||
|
|
}
|
||
|
|
}, _CSSESC_QUOTE_OPTIONS[null] = {
|
||
|
|
isIdentifier: true
|
||
|
|
}, _CSSESC_QUOTE_OPTIONS);
|
||
|
|
function defaultAttrConcat(attrValue, attrSpaces) {
|
||
|
|
return "" + attrSpaces.before + attrValue + attrSpaces.after;
|
||
|
|
}
|