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support unset to, well, unset attributes

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This commit is contained in:
carson 2021-09-19 16:41:31 -06:00
parent 7a858fab42
commit e3cb9b591a
2 changed files with 31 additions and 1 deletions
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4
src/htmx.js
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@ -128,7 +128,9 @@ return (function () {
getClosestMatch(elt, function (e) {
return closestAttr = getAttributeValue(e, attributeName);
});
return closestAttr;
if (closestAttr !== "unset") {
return closestAttr;
}
}
function matches(elt, selector) {

28
test/core/internals.js
View File

@ -1,5 +1,14 @@
describe("Core htmx internals Tests", function() {
beforeEach(function () {
this.server = makeServer();
clearWorkArea();
});
afterEach(function () {
this.server.restore();
clearWorkArea();
});
it("makeFragment works with janky stuff", function(){
htmx._("makeFragment")("<html></html>").tagName.should.equal("BODY");
htmx._("makeFragment")("<html><body></body></html>").tagName.should.equal("BODY");
@ -35,6 +44,7 @@ describe("Core htmx internals Tests", function() {
}
})
it("makeFragment works with template wrapping and funky combos", function(){
htmx.config.useTemplateFragments = true;
try {
@ -98,4 +108,22 @@ describe("Core htmx internals Tests", function() {
})
it("unset properly unsets a given attribute", function(){
make("<div foo='1'><div foo='2'><div foo='unset' id='d1'></div></div></div>");
var div = byId("d1");
should.equal(undefined, htmx._("getClosestAttributeValue")(div, "foo"));
})
it("unset properly unsets a given attribute on a parent", function(){
make("<div foo='1'><div foo='unset'><div id='d1'></div></div></div>");
var div = byId("d1");
should.equal(undefined, htmx._("getClosestAttributeValue")(div, "foo"));
})
it("unset does not unset a value below it in the hierarchy", function(){
make("<div foo='unset'><div foo='2'><div id='d1'></div></div></div>");
var div = byId("d1");
should.equal("2", htmx._("getClosestAttributeValue")(div, "foo"));
})
});