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Code Issues Releases Wiki Activity

Fix last filter operator when zero items selected (#7809) 

Previously, [last[0]] was incorrectly returning the entire list. It now
returns zero items as it should.
This commit is contained in:
Robin Munn 2023-10-25 19:14:49 +07:00 committed by GitHub
parent 4ebaba8e89
commit 246751be1b
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2 changed files with 2 additions and 0 deletions
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1
core/modules/filters/listops.js
View File

@ -58,6 +58,7 @@ Last entry/entries in list
exports.last = function(source,operator,options) {
var count = $tw.utils.getInt(operator.operand,1),
results = [];
if(count === 0) return results;
source(function(tiddler,title) {
results.push(title);
});

1
editions/test/tiddlers/tests/test-filters.js
View File

@ -365,6 +365,7 @@ Tests the filtering mechanism.
expect(wiki.filterTiddlers("[sort[title]first[8]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,filter regexp test,has filter,hasList,one,Tiddler Three");
expect(wiki.filterTiddlers("[sort[title]first[x]]").join(",")).toBe("$:/ShadowPlugin");
expect(wiki.filterTiddlers("[sort[title]last[]]").join(",")).toBe("TiddlerOne");
expect(wiki.filterTiddlers("[sort[title]last[0]]").join(",")).toBe("");
expect(wiki.filterTiddlers("[sort[title]last[2]]").join(",")).toBe("Tiddler Three,TiddlerOne");
expect(wiki.filterTiddlers("[sort[title]last[8]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,filter regexp test,has filter,hasList,one,Tiddler Three,TiddlerOne");
expect(wiki.filterTiddlers("[sort[title]last[x]]").join(",")).toBe("TiddlerOne");