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fix: escape filter when input is undefined
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jamelait authored and harttle committed Aug 25, 2019
1 parent 0f4e6d9 commit a00945c
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Showing 2 changed files with 4 additions and 1 deletion.
2 changes: 1 addition & 1 deletion src/builtin/filters/html.ts
Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@ const unescapeMap = {
}

function escape (str: string) {
return String(str).replace(/&|<|>|"|'/g, m => escapeMap[m])
return !!str ? String(str).replace(/&|<|>|"|'/g, m => escapeMap[m]) : ""
}

function unescape (str: string) {
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3 changes: 3 additions & 0 deletions test/integration/builtin/filters/html.ts
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,9 @@ describe('filters/html', function () {
it('should escape function', function () {
return test('{{ func | escape }}', 'function () { }')
})
it('should escape undefined', function () {
return test('{{ nonExistent.value | escape }}', '')
})
})
describe('escape_once', function () {
it('should do escape', () =>
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