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