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csslint: CSS4 syntax for rgb/hsl

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This commit is contained in:
tophf 2017-12-20 00:13:18 +03:00
parent 4ddd78d40a
commit c34786358a
1 changed files with 77 additions and 42 deletions
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121
vendor-overwrites/csslint/csslint-worker.js
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@ -173,6 +173,7 @@ var Colors = module.exports = {
plum :"#dda0dd",
powderblue :"#b0e0e6",
purple :"#800080",
rebeccapurple :"#663399",
red :"#ff0000",
rosybrown :"#bc8f8f",
royalblue :"#4169e1",
@ -4120,7 +4121,7 @@ function PropertyValuePart(text, line, col, optionalHint) {
var temp;
//it is a measurement?
if (/^([+\-]?[\d\.]+)([a-z]+)$/i.test(text)) { //dimension
if (/^([+\-]?[\d.]+(?:e\d+)?)([a-z]+)$/i.test(text)) { //dimension
this.type = "dimension";
this.value = +RegExp.$1;
this.units = RegExp.$2;
@ -4176,62 +4177,87 @@ function PropertyValuePart(text, line, col, optionalHint) {
}
} else if (/^([+\-]?[\d\.]+)%$/i.test(text)) { //percentage
//percentage
} else if (text.endsWith('%') && /^([+\-]?[\d.]+(?:e\d+)?)%$/i.test(text)) {
this.type = "percentage";
this.value = +RegExp.$1;
} else if (/^([+\-]?\d+)$/i.test(text)) { //integer
//integer
} else if (/^([+\-]?\d+(?:e\d+)?)$/i.test(text)) {
this.type = "integer";
this.value = +RegExp.$1;
} else if (/^([+\-]?[\d\.]+)$/i.test(text)) { //number
//number
} else if (/^([+\-]?[\d.]+(?:e\d+)?)$/i.test(text)) {
this.type = "number";
this.value = +RegExp.$1;
} else if (/^#([a-f0-9]{3,6})/i.test(text)) { //hexcolor
//hexcolor
} else if (text[0] === '#' && /^#([a-f\d]{3}(?:[a-f\d](?:[a-f\d]{2}(?:[a-f\d]{2})?)?)?)\b/i.test(text)) {
this.type = "color";
temp = RegExp.$1;
if (temp.length === 3) {
this.red = parseInt(temp.charAt(0)+temp.charAt(0), 16);
this.green = parseInt(temp.charAt(1)+temp.charAt(1), 16);
this.blue = parseInt(temp.charAt(2)+temp.charAt(2), 16);
} else {
this.red = parseInt(temp.substring(0, 2), 16);
this.green = parseInt(temp.substring(2, 4), 16);
this.blue = parseInt(temp.substring(4, 6), 16);
if (temp.length <= 4) {
this.red = parseInt(temp[0] + temp[0], 16);
this.green = parseInt(temp[1] + temp[1], 16);
this.blue = parseInt(temp[2] + temp[2], 16);
if (temp.length === 4) {
this.alpha = parseInt(temp[3]+temp[3], 16);
}
} else {
this.red = parseInt(temp.substr(0, 2), 16);
this.green = parseInt(temp.substr(2, 2), 16);
this.blue = parseInt(temp.substr(4, 2), 16);
if (temp.length === 8) {
this.alpha = parseInt(temp.substr(6, 2), 16);
}
}
} else if (/^rgba?\(\s*(.*?)\s*\)/i.test(text)) {
const str = RegExp.$1;
const commaSep = str.includes(',');
let [r, s1, g, s2, b, s3 = '', a] = commaSep ? str.split(/(\s*,\s*)/) : str.split(/(\s+(?:\/\s*)?|\s*\/\s*)/);
if (r && g && b &&
(commaSep || !s1.trim() && !s2.trim()) &&
(!s3.trim() && !a || s3.trim() === (commaSep ? ',' : '/') && a)
) {
a = !a ? undefined : !a.endsWith('%') ? +a : +a.slice(0, -1) / 100 * 255;
if ((a === undefined || !isNaN(a)) && (
r.endsWith('%') && !isNaN(r = +r.slice(0, -1)) &&
g.endsWith('%') && !isNaN(g = +g.slice(0, -1)) &&
b.endsWith('%') && !isNaN(b = +b.slice(0, -1)) ||
!isNaN(r = +r) && !isNaN(g = +g) && !isNaN(b = +b)
)) {
this.type = 'color';
this.red = r;
this.green = g;
this.blue = b;
if (a !== undefined) this.alpha = a;
}
}
} else if (/hsla?\(\s*(.*?)\s*\)/i.test(text)) {
const str = RegExp.$1;
const commaSep = str.includes(',');
let [h, s1, s, s2, l, s3 = '', a] = commaSep ? str.split(/(\s*,\s*)/) : str.split(/(\s+(?:\/\s*)?|\s*\/\s*)/);
if (h && s && l &&
(commaSep || !s1.trim() && !s2.trim()) &&
(!s3.trim() && !a || s3.trim() === (commaSep ? ',' : '/') && a)
) {
a = !a ? undefined : !a.endsWith('%') ? +a : +a.slice(0, -1) / 100 * 255;
if ((a === undefined || !isNaN(a)) && (
s.endsWith('%') && !isNaN(s = +s.slice(0, -1)) &&
l.endsWith('%') && !isNaN(l = +l.slice(0, -1)) &&
/^([-+e\d.]+)(|deg|grad|rad|turn)$/.test(h) && !isNaN(h = +RegExp.$1)
)) {
this.type = 'color';
this.hue = h;
this.hueUnit = RegExp.$2;
this.saturation = s;
this.lightness = l;
if (a !== undefined) this.alpha = a;
}
}
} else if (/^rgb\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)/i.test(text)) { //rgb() color with absolute numbers
this.type = "color";
this.red = +RegExp.$1;
this.green = +RegExp.$2;
this.blue = +RegExp.$3;
} else if (/^rgb\(\s*(\d+)%\s*,\s*(\d+)%\s*,\s*(\d+)%\s*\)/i.test(text)) { //rgb() color with percentages
this.type = "color";
this.red = +RegExp.$1 * 255 / 100;
this.green = +RegExp.$2 * 255 / 100;
this.blue = +RegExp.$3 * 255 / 100;
} else if (/^rgba\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*,\s*([\d\.]+)\s*\)/i.test(text)) { //rgba() color with absolute numbers
this.type = "color";
this.red = +RegExp.$1;
this.green = +RegExp.$2;
this.blue = +RegExp.$3;
this.alpha = +RegExp.$4;
} else if (/^rgba\(\s*(\d+)%\s*,\s*(\d+)%\s*,\s*(\d+)%\s*,\s*([\d\.]+)\s*\)/i.test(text)) { //rgba() color with percentages
this.type = "color";
this.red = +RegExp.$1 * 255 / 100;
this.green = +RegExp.$2 * 255 / 100;
this.blue = +RegExp.$3 * 255 / 100;
this.alpha = +RegExp.$4;
} else if (/hsla?\(\s*(-?\d+|-?\d*\.\d+)(%|deg|g?rad|turn|)\s*,\s*(-?\d+|-?\d*\.\d+)%\s*,\s*(-?\d+|-?\d*\.\d+)%(?:\s*,\s*(-?\d+|-?\d*\.\d+))?\s*\)/i.test(text)) { //hsla() color
this.type = "color";
this.hue = +RegExp.$1;
this.hueUnit = +RegExp.$2;
this.saturation = +RegExp.$3 / 100;
this.lightness = +RegExp.$4 / 100;
this.alpha = +RegExp.$4;
} else if (/^url\(("([^\\"]|\\.)*")\)/i.test(text)) { //URI
// generated by TokenStream.readURI, so always double-quoted.
this.type = "uri";
this.uri = PropertyValuePart.parseString(RegExp.$1);
} else if (/^([^\(]+)\(/i.test(text)) {
} else if (/^([^(]+)\(/i.test(text)) {
this.type = "function";
this.name = RegExp.$1;
this.value = text;
@ -5490,6 +5516,7 @@ TokenStream.prototype = mix(new TokenStreamBase(), {
var reader = this._reader,
number = first,
hasDot = (first === "."),
hasExp,
c = reader.peek();
@ -5503,6 +5530,14 @@ TokenStream.prototype = mix(new TokenStreamBase(), {
hasDot = true;
number += reader.read();
}
} else if (c === 'e' || c === 'E') {
if (hasExp) {
break;
} else {
hasExp = true;
hasDot = true;
number += reader.read();
}
} else {
break;
}