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LibWeb: Implement CSSStyleSheet.addRule()

This is a legacy method that has been superseded by `insertRule()`,
although it is supported by all modern browser engines.
This commit is contained in:
Tim Ledbetter 2024-02-24 07:46:59 +00:00 committed by Andreas Kling
parent 87b52a1816
commit 3ea318ca8b
5 changed files with 68 additions and 1 deletions

View file

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addValue() return value: -1
Rule count after calling addRule() with no arguments: 1
Rule text: undefined { }
Rule count after calling addRule with no index: 2
Second rule text: .test { font-size: 14px; }
Rule count after calling addRule with index 0: 3
Rule text: .test { padding: 100px; }
Exception thrown when given a negative index: IndexSizeError
Exception thrown when index out of range: IndexSizeError