Hacky override on Istanbul HTML report with UX tweaks

Check out live demo

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Problems with current design

• hard to read, left align flat list
• navigation between static pages, loosing context

New design

• tree structure
• opening file coverage in modal dialog
• summary chart with meaningful info/warning

Known issues/limitations of current implementation

• iziModal behavior when displaying report in iframe
• missing routing (cannot share link to an open modal)
• report should rather be served on the server in order to fetch all pages

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