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Replace removeAttr with delete operator (#1432)

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delete operator is more explicit and not much harder to use.
This commit is contained in:
Bogdan Chadkin
2021-03-17 21:40:06 +03:00
committed by GitHub
parent 8098ab7fb6
commit 07928fc77e
24 changed files with 138 additions and 121 deletions
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27
lib/svgo/jsAPI.js
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@ -307,20 +307,23 @@ JSAPI.prototype.computedAttr = function (name, val) {
* @param {String} [val] attribute value
* @return {Boolean}
*/
JSAPI.prototype.removeAttr = function (name, val, recursive) {
if (!arguments.length) return false;
if (Array.isArray(name)) {
name.forEach(this.removeAttr, this);
JSAPI.prototype.removeAttr = function (name, val) {
if (this.type !== 'element') {
return false;
}
if (!this.hasAttr(name)) return false;
if (!recursive && val && this.attrs[name].value !== val) return false;
delete this.attrs[name];
if (arguments.length === 0) {
return false;
}
if (Array.isArray(name)) {
for (const nameItem of name) {
this.removeAttr(nameItem, val);
}
return false;
}
if (this.hasAttr(name, val) === false) {
return false;
}
delete this.attributes[name];
return true;
};

2
plugins/_applyTransforms.js
View File

@ -118,7 +118,7 @@ const applyTransforms = (elem, pathData, params) => {
applyMatrixToPathData(pathData, matrix.data);
// remove transform attr
elem.removeAttr('transform');
delete elem.attributes.transform;
return;
};

26
plugins/cleanupEnableBackground.js
View File

@ -30,23 +30,23 @@ exports.fn = function (data) {
function checkEnableBackground(item) {
if (
item.isElem(elems) &&
item.hasAttr('enable-background') &&
item.hasAttr('width') &&
item.hasAttr('height')
item.attributes['enable-background'] != null &&
item.attributes.width != null &&
item.attributes.height != null
) {
var match = item
.attr('enable-background')
.value.match(regEnableBackground);
var match = item.attributes['enable-background'].match(
regEnableBackground
);
if (match) {
if (
item.attr('width').value === match[1] &&
item.attr('height').value === match[3]
item.attributes.width === match[1] &&
item.attributes.height === match[3]
) {
if (item.isElem('svg')) {
item.removeAttr('enable-background');
delete item.attributes['enable-background'];
} else {
item.attr('enable-background').value = 'new';
item.attributes['enable-background'] = 'new';
}
}
}
@ -79,8 +79,10 @@ exports.fn = function (data) {
return hasFilter
? firstStep
: monkeys(firstStep, function (item) {
: monkeys(firstStep, (item) => {
if (item.type === 'element') {
//we don't need 'enable-background' if we have no filters
item.removeAttr('enable-background');
delete item.attributes['enable-background'];
}
});
};

4
plugins/cleanupIDs.js
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@ -154,7 +154,7 @@ exports.fn = function (data, params) {
if (name === 'id') {
key = value;
if (IDs.has(key)) {
item.removeAttr('id'); // remove repeated id
delete item.attributes.id; // remove repeated id
} else {
IDs.set(key, item);
}
@ -230,7 +230,7 @@ exports.fn = function (data, params) {
if (params.remove) {
for (var keyElem of IDs) {
if (!idPreserved(keyElem[0])) {
keyElem[1].removeAttr('id');
delete keyElem[1].attributes.id;
}
}
}

4
plugins/collapseGroups.js
View File

@ -46,7 +46,7 @@ exports.fn = function (item) {
// non-empty elements
if (
item.type === 'element' &&
!item.isElem('switch') &&
item.name !== 'switch' &&
item.children.length !== 0
) {
item.children.forEach(function (g, i) {
@ -82,7 +82,7 @@ exports.fn = function (item) {
return;
}
g.removeAttr(name);
delete g.attributes[name];
}
}
}

13
plugins/convertEllipseToCircle.js
View File

@ -18,8 +18,8 @@ exports.description = 'converts non-eccentric <ellipse>s to <circle>s';
*/
exports.fn = function (item) {
if (item.isElem('ellipse')) {
var rx = (item.hasAttr('rx') && item.attr('rx').value) || 0;
var ry = (item.hasAttr('ry') && item.attr('ry').value) || 0;
const rx = item.attributes.rx || 0;
const ry = item.attributes.ry || 0;
if (
rx === ry ||
@ -28,12 +28,9 @@ exports.fn = function (item) {
) {
var radius = rx !== 'auto' ? rx : ry;
item.renameElem('circle');
item.removeAttr(['rx', 'ry']);
item.addAttr({
name: 'r',
value: radius,
});
delete item.attributes.rx;
delete item.attributes.ry;
item.attributes.r = radius;
}
}
return;
};

26
plugins/convertShapeToPath.js
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@ -59,7 +59,11 @@ exports.fn = function (item, params) {
name: 'd',
value: stringifyPathData({ pathData, precision }),
});
item.renameElem('path').removeAttr(['x', 'y', 'width', 'height']);
item.renameElem('path');
delete item.attributes.x;
delete item.attributes.y;
delete item.attributes.width;
delete item.attributes.height;
}
if (item.isElem('line')) {
@ -76,7 +80,11 @@ exports.fn = function (item, params) {
name: 'd',
value: stringifyPathData({ pathData, precision }),
});
item.renameElem('path').removeAttr(['x1', 'y1', 'x2', 'y2']);
item.renameElem('path');
delete item.attributes.x1;
delete item.attributes.y1;
delete item.attributes.x2;
delete item.attributes.y2;
}
if (
@ -99,7 +107,8 @@ exports.fn = function (item, params) {
name: 'd',
value: stringifyPathData({ pathData, precision }),
});
item.renameElem('path').removeAttr('points');
item.renameElem('path');
delete item.attributes.points;
}
if (item.isElem('circle') && convertArcs) {
@ -119,7 +128,10 @@ exports.fn = function (item, params) {
name: 'd',
value: stringifyPathData({ pathData, precision }),
});
item.renameElem('path').removeAttr(['cx', 'cy', 'r']);
item.renameElem('path');
delete item.attributes.cx;
delete item.attributes.cy;
delete item.attributes.r;
}
if (item.isElem('ellipse') && convertArcs) {
@ -140,6 +152,10 @@ exports.fn = function (item, params) {
name: 'd',
value: stringifyPathData({ pathData, precision }),
});
item.renameElem('path').removeAttr(['cx', 'cy', 'rx', 'ry']);
item.renameElem('path');
delete item.attributes.cx;
delete item.attributes.cy;
delete item.attributes.rx;
delete item.attributes.ry;
}
};

2
plugins/convertStyleToAttrs.js
View File

@ -122,7 +122,7 @@ exports.fn = function (item, params) {
})
.join(';');
} else {
item.removeAttr('style');
delete item.attributes.style;
}
}
}

4
plugins/convertTransform.js
View File

@ -88,9 +88,9 @@ function convertTransform(item, attrName, params) {
}
if (data.length) {
item.attr(attrName).value = js2transform(data, params);
item.attributes[attrName] = js2transform(data, params);
} else {
item.removeAttr(attrName);
delete item.attributes[attrName];
}
}

6
plugins/inlineStyles.js
View File

@ -207,12 +207,14 @@ exports.fn = function (document, opts) {
}
// clean up now empty class attributes
if (typeof selectedEl.class.item(0) === 'undefined') {
selectedEl.removeAttr('class');
delete selectedEl.attributes.class;
}
// ID
if (firstSubSelector.type === 'IdSelector') {
selectedEl.removeAttr('id', firstSubSelector.name);
if (selectedEl.attributes.id === firstSubSelector.name) {
delete selectedEl.attributes.id;
}
}
}
}

2
plugins/moveElemsAttrsToGroup.js
View File

@ -64,7 +64,7 @@ exports.fn = function (item) {
item.children.forEach(function (g) {
for (const [name, value] of Object.entries(intersection)) {
if ((!allPath && !hasClip) || name !== 'transform') {
g.removeAttr(name);
delete g.attributes[name];
if (name === 'transform') {
if (!hasTransform) {

5
plugins/moveGroupAttrsToElems.js
View File

@ -32,7 +32,8 @@ var collections = require('./_collections.js'),
exports.fn = function (item) {
// move group transform attr to content's pathElems
if (
item.isElem('g') &&
item.type === 'element' &&
item.name === 'g' &&
item.children.length !== 0 &&
item.attributes.transform != null &&
Object.entries(item.attributes).some(
@ -52,6 +53,6 @@ exports.fn = function (item) {
}
}
item.removeAttr('transform');
delete item.attributes.transform;
}
};

12
plugins/removeAttributesBySelector.js
View File

@ -60,9 +60,15 @@ exports.description =
exports.fn = function (item, params) {
var selectors = Array.isArray(params.selectors) ? params.selectors : [params];
selectors.map(function (i) {
if (item.matches(i.selector)) {
item.removeAttr(i.attributes);
selectors.map(({ selector, attributes }) => {
if (item.matches(selector)) {
if (Array.isArray(attributes)) {
for (const name of attributes) {
delete item.attributes[name];
}
} else {
delete item.attributes[attributes];
}
}
});
};

2
plugins/removeAttrs.js
View File

@ -135,7 +135,7 @@ exports.fn = function (item, params) {
if (pattern[1].test(name)) {
// matches attribute value
if (pattern[2].test(value)) {
item.removeAttr(name);
delete item.attributes[name];
}
}
}

31
plugins/removeDimensions.js
View File

@ -21,26 +21,21 @@ exports.description =
* @author Benny Schudel
*/
exports.fn = function (item) {
if (item.isElem('svg')) {
if (item.hasAttr('viewBox')) {
item.removeAttr('width');
item.removeAttr('height');
if (item.type === 'element' && item.name === 'svg') {
if (item.attributes.viewBox != null) {
delete item.attributes.width;
delete item.attributes.height;
} else if (
item.hasAttr('width') &&
item.hasAttr('height') &&
!isNaN(Number(item.attr('width').value)) &&
!isNaN(Number(item.attr('height').value))
item.attributes.width != null &&
item.attributes.height != null &&
Number.isNaN(Number(item.attributes.width)) === false &&
Number.isNaN(Number(item.attributes.height)) === false
) {
item.addAttr({
name: 'viewBox',
value:
'0 0 ' +
Number(item.attr('width').value) +
' ' +
Number(item.attr('height').value),
});
item.removeAttr('width');
item.removeAttr('height');
const width = Number(item.attributes.width);
const height = Number(item.attributes.height);
item.attributes.viewBox = `0 0 ${width} ${height}`;
delete item.attributes.width;
delete item.attributes.height;
}
}
};

13
plugins/removeEditorsNSData.js
View File

@ -1,6 +1,7 @@
'use strict';
const { parseName } = require('../lib/svgo/tools.js');
const { editorNamespaces } = require('./_collections');
exports.type = 'perItem';
@ -8,8 +9,7 @@ exports.active = true;
exports.description = 'removes editors namespaces, elements and attributes';
var editorNamespaces = require('./_collections').editorNamespaces,
prefixes = [];
const prefixes = [];
exports.params = {
additionalNamespaces: [],
@ -30,19 +30,20 @@ exports.params = {
* @author Kir Belevich
*/
exports.fn = function (item, params) {
let namespaces = editorNamespaces;
if (Array.isArray(params.additionalNamespaces)) {
editorNamespaces = editorNamespaces.concat(params.additionalNamespaces);
namespaces = [...editorNamespaces, ...params.additionalNamespaces];
}
if (item.type === 'element') {
if (item.isElem('svg')) {
for (const [name, value] of Object.entries(item.attributes)) {
const { prefix, local } = parseName(name);
if (prefix === 'xmlns' && editorNamespaces.includes(value)) {
if (prefix === 'xmlns' && namespaces.includes(value)) {
prefixes.push(local);
// <svg xmlns:sodipodi="">
item.removeAttr(name);
delete item.attributes[name];
}
}
}
@ -51,7 +52,7 @@ exports.fn = function (item, params) {
for (const name of Object.keys(item.attributes)) {
const { prefix } = parseName(name);
if (prefixes.includes(prefix)) {
item.removeAttr(name);
delete item.attributes[name];
}
}

2
plugins/removeEmptyAttrs.js
View File

@ -24,7 +24,7 @@ exports.fn = function (item) {
// empty conditional processing attributes prevents elements from rendering
attrsGroups.conditionalProcessing.includes(name) === false
) {
item.removeAttr(name);
delete item.attributes[name];
}
}
}

2
plugins/removeNonInheritableGroupAttrs.js
View File

@ -29,7 +29,7 @@ exports.fn = function (item) {
inheritableAttrs.includes(name) === false &&
presentationNonInheritableGroupAttrs.includes(name) === false
) {
item.removeAttr(name);
delete item.attributes[name];
}
}
}

12
plugins/removeUnknownsAndDefaults.js
View File

@ -107,19 +107,19 @@ exports.fn = function (item, params) {
(params.unknownAttrs && elems[elem].attrs.indexOf(name) === -1) ||
// attrs with default values
(params.defaultAttrs &&
!item.hasAttr('id') &&
item.attributes.id == null &&
elems[elem].defaults &&
elems[elem].defaults[name] === value &&
(attrsInheritable.indexOf(name) < 0 ||
(attrsInheritable.includes(name) === false ||
!item.parentNode.computedAttr(name))) ||
// useless overrides
(params.uselessOverrides &&
!item.hasAttr('id') &&
applyGroups.indexOf(name) < 0 &&
attrsInheritable.indexOf(name) > -1 &&
item.attributes.id == null &&
applyGroups.includes(name) === false &&
attrsInheritable.includes(name) === true &&
item.parentNode.computedAttr(name, value))
) {
item.removeAttr(name);
delete item.attributes[name];
}
}
}

8
plugins/removeUnusedNS.js
View File

@ -17,8 +17,8 @@ exports.description = 'removes unused namespaces declaration';
* @author Kir Belevich
*/
exports.fn = function (data) {
var svgElem,
xmlnsCollection = [];
let svgElem;
const xmlnsCollection = [];
/**
* Remove namespace from collection.
@ -26,7 +26,7 @@ exports.fn = function (data) {
* @param {String} ns namescape name
*/
function removeNSfromCollection(ns) {
var pos = xmlnsCollection.indexOf(ns);
const pos = xmlnsCollection.indexOf(ns);
// if found - remove ns from the namespaces collection
if (pos > -1) {
@ -89,7 +89,7 @@ exports.fn = function (data) {
// remove svg element ns-attributes if they are not used even once
if (xmlnsCollection.length) {
xmlnsCollection.forEach(function (name) {
svgElem.removeAttr('xmlns:' + name);
delete svgElem.attributes['xmlns:' + name];
});
}

19
plugins/removeUselessStrokeAndFill.js
View File

@ -58,15 +58,13 @@ exports.fn = function (item, params) {
for (const name of Object.keys(item.attributes)) {
if (regStrokeProps.test(name)) {
item.removeAttr(name);
delete item.attributes[name];
}
}
if (declineStroke)
item.addAttr({
name: 'stroke',
value: 'none',
});
if (declineStroke) {
item.attributes.stroke = 'none';
}
}
}
@ -74,17 +72,12 @@ exports.fn = function (item, params) {
if (params.fill && (!fill || item.computedAttr('fill-opacity', '0'))) {
for (const name of Object.keys(item.attributes)) {
if (regFillProps.test(name)) {
item.removeAttr(name);
delete item.attributes[name];
}
}
if (fill) {
if (item.hasAttr('fill')) item.attr('fill').value = 'none';
else
item.addAttr({
name: 'fill',
value: 'none',
});
item.attributes.fill = 'none';
}
}

21
plugins/removeViewBox.js
View File

@ -6,7 +6,7 @@ exports.active = true;
exports.description = 'removes viewBox attribute when possible';
var viewBoxElems = ['svg', 'pattern', 'symbol'];
const viewBoxElems = ['svg', 'pattern', 'symbol'];
/**
* Remove viewBox attr which coincides with a width/height box.
@ -25,25 +25,26 @@ var viewBoxElems = ['svg', 'pattern', 'symbol'];
*/
exports.fn = function (item) {
if (
item.isElem(viewBoxElems) &&
item.hasAttr('viewBox') &&
item.hasAttr('width') &&
item.hasAttr('height')
item.type === 'element' &&
viewBoxElems.includes(item.name) &&
item.attributes.viewBox != null &&
item.attributes.width != null &&
item.attributes.height != null
) {
// TODO remove width/height for such case instead
if (item.isElem('svg') && item.closestElem('svg')) {
if (item.name === 'svg' && item.closestElem('svg')) {
return;
}
var nums = item.attr('viewBox').value.split(/[ ,]+/g);
const nums = item.attributes.viewBox.split(/[ ,]+/g);
if (
nums[0] === '0' &&
nums[1] === '0' &&
item.attr('width').value.replace(/px$/, '') === nums[2] && // could use parseFloat too
item.attr('height').value.replace(/px$/, '') === nums[3]
item.attributes.width.replace(/px$/, '') === nums[2] && // could use parseFloat too
item.attributes.height.replace(/px$/, '') === nums[3]
) {
item.removeAttr('viewBox');
delete item.attributes.viewBox;
}
}
};

4
plugins/removeXMLNS.js
View File

@ -21,7 +21,7 @@ exports.description =
* @author Ricardo Tomasi
*/
exports.fn = function (item) {
if (item.isElem('svg') && item.hasAttr('xmlns')) {
item.removeAttr('xmlns');
if (item.type === 'element' && item.name === 'svg') {
delete item.attributes.xmlns;
}
};

10
plugins/reusePaths.js
View File

@ -68,11 +68,11 @@ exports.fn = function (data) {
const defClone = def.clone();
def.style = style;
def.class = defClass;
defClone.removeAttr('transform');
delete defClone.attributes.transform;
defsTag.spliceContent(0, 0, defClone);
// Convert the original def to a use so the first usage isn't duplicated.
def = convertToUse(def, defClone.attr('id').value);
def.removeAttr('id');
delete def.attributes.id;
}
}
return data;
@ -81,9 +81,9 @@ exports.fn = function (data) {
/** */
function convertToUse(item, href) {
item.renameElem('use');
item.removeAttr('d');
item.removeAttr('stroke');
item.removeAttr('fill');
delete item.attributes.d;
delete item.attributes.stroke;
delete item.attributes.fill;
item.addAttr({
name: 'xlink:href',
value: '#' + href,