Engine: Exclude SVG and MathML contexts from DebugVisitor #1084
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This pull request adds
svgandmathto the excluded tags list so ERB outputs inside these elements are not wrapped in spans.The DebugVisitor wraps ERB outputs in
<span>elements for debugging in ReActionView. However,<span>is not valid inside SVG or MathML, causing browsers to discard the wrappers and break rendering.Resolves #1052