Fix link parsing for non-trivial cases #2128
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The previous implementation used naive parsing suffering from many issues, especially when special characters were part of values. It also didn't escape the special characters when serializing a link to string.
I marked the
Link.valueOf
method as deprecated because it doesn't correctly parse multiple links, nor does it handle multiple values for therel
param. One should useLinks.parse
. There are no other incompatible API changes.I had to change one current test: we no longer ignore missing final
>
after the URL - such link is invalid anyway because it didn't have the rel parameter.Fixes #2099
Tests have 100% coverage of the new code, except for one line that cannot currently happen, but is there for robustness.