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Fix 'cleanupIDs' minify bug due to preserved IDs

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Prevent 'cleanupIDs' plugin from producing a preserved ID, including one
which matches a preserved prefix, when minifying.

Closes #1158
This commit is contained in:
James Thomson
2019-10-01 20:59:32 +01:00
committed by Lev Solntsev
parent 71c7fe74b9
commit 0e6b0ad8e5
4 changed files with 77 additions and 3 deletions
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11
plugins/cleanupIDs.js
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@ -121,13 +121,18 @@ exports.fn = function(data, params) {
return data;
}
const idPreserved = id => preserveIDs.has(id) || idMatchesPrefix(preserveIDPrefixes, id);
for (var ref of referencesIDs) {
var key = ref[0];
if (IDs.has(key)) {
// replace referenced IDs with the minified ones
if (params.minify && !preserveIDs.has(key) && !idMatchesPrefix(preserveIDPrefixes, key)) {
currentIDstring = getIDstring(currentID = generateID(currentID), params);
if (params.minify && !idPreserved(key)) {
do {
currentIDstring = getIDstring(currentID = generateID(currentID), params);
} while (idPreserved(currentIDstring));
IDs.get(key).attr('id').value = currentIDstring;
for (var attr of ref[1]) {
@ -143,7 +148,7 @@ exports.fn = function(data, params) {
// remove non-referenced IDs attributes from elements
if (params.remove) {
for(var keyElem of IDs) {
if (!preserveIDs.has(keyElem[0]) && !idMatchesPrefix(preserveIDPrefixes, keyElem[0])) {
if (!idPreserved(keyElem[0])) {
keyElem[1].removeAttr('id');
}
}