Understanding Diagnostics

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How to read and control Porytiles output:

  • Four severity levels: remarks, warnings, errors, fatal

  • How to read error chain output (proximate, steps, root cause)

  • Tag-based regex filtering: the exclude/include system, how include overrides exclude

  • CLI flags: --diagnostic-warnings-exclude, --diagnostic-warnings-include, --diagnostic-remarks-exclude, --diagnostic-remarks-include

  • YAML equivalents

  • Common diagnostic tags overview table (with links to topic-specific pages)

  • Suppressing all warnings/remarks, selectively enabling specific tags

Cross-references: Tile Sharing for tile-sharing diagnostics, Configuration Reference for diagnostic config values