nokogiri

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explore: alternative CSS selector parsers

4

The CSS selector parser we have is complex, and selector parsing is really a separable concern from Nokogiri proper. It would be nice if we were able to use an...

flavorjones

**Please describe the bug** ```ruby Nokogiri::HTML::Document.parse("").create_text_node("asdf").to_s ``` results in ``` Unhandled Java exception: java.lang.NullPointerException java.lang.NullPointerException: null isHtmlScript at nokogiri/internals/SaveContextVisitor.java:812 enter at nokogiri/internals/SaveContextVisitor.java:833 accept at nokogiri/XmlText.java:75 native_write_to at nokogiri/XmlNode.java:1352 call at...

flavorjones

XPath queries in fragments do not properly find root nodes

4

**Summary** (from conversation below): - In a fragment, `foo` and `./foo` match nodes at the top of the fragment, but `/foo` does not. - In a fragment, neither `//foo` nor...

Phrogz

Profile memory usage from processing HTML contents

9

**What problem is this PR intended to solve?** This pull request adds a GitHub Actions Workflow that profiles memory usage from using Nokogiri to parse and serialize HTML content. The...

ashmaroli

[bug] Segmentation fault on "transform"

4

I'm trying to pretty print a large (some MB) XML file using the following stylesheet: ```xml ``` The transformation: ```ruby Nokogiri::XSLT('pretty.xsl')).transform(xml) ``` While this works for small XML files, the...

svoop

**Please describe the bug** It's not clear to me why we're using a namespace cache in the JRuby implementation. It is causing problems in edge cases like #1247 that I...

flavorjones

explore: removing or overhauling the EncodingReader

2

The Nokogiri::HTML4::EncodingReader class is used to try to detect encoding of HTML4 documents when they have ambiguous encoding. Recently, [a REDOS vulnerability was found in this code](https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-crjr-9rc5-ghw8). There are other...

flavorjones

`Nokogiri_error_raise` as a libxml2 handler considered harmful

7

Memory leak is observed while searching in a document with undefined namespace prefix. ```text # Nokogiri (1.7.0.1) --- warnings: [] nokogiri: 1.7.0.1 ruby: version: 2.3.1 platform: x86_64-linux description: ruby 2.3.1p112...

npac

Clean up error handling in the C extension.

9

This PR is for a set of accumulated changes in the C extension around libxml2 error handling. I'd like to, whenever possible, avoid raising an exception from a native C...

flavorjones

Fix namespace reparenting issue #2494.

5

**What problem is this PR intended to solve?** This PR is intended to address #2494, issues with the reparenting of nodes with prefix collisions. Closes #2494 **Have you included adequate...

TreyE