[DONT_REVIEW] Unified config declaration: Parser.addconfig and declarative fallbacks - #14960

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RonnyPfannschmidt wants to merge 20 commits into

pytest-dev:mainfrom

RonnyPfannschmidt:feat/unified-config-declaration

Commits on Sep 1, 2026

fix: collect ini overrides after every option-registration round

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Claude Opus 5
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cdf1784
refactor: make Parser._inidict values a named tuple

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Claude Opus 5
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0fc2b24
feat: addini(fallback=...) for declarative config fallbacks

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Claude Opus 5
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3936846
feat: let OverrideIniAction carry a value

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af43bcb
feat: Parser.addconfig for combined CLI and config-file options

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837ee07
improvement: show defaults and fallbacks in --help for config options

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Claude Opus 5
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11a81c4
refactor: use fallback= for the strict option family

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dc31b62
refactor: declare logging options with addconfig

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c8ef81c
refactor: type max_warnings and faulthandler_timeout

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ecfb5ef
doc: document declaring configuration options in plugins

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6061fb4
doc: rewrite the changelog entries for users

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dd75ec7
doc: lead with addconfig when declaring plugin settings

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bcba740

Commits on Sep 2, 2026

refactor: hold every declared setting in one registry

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Claude Opus 5 (1M context)
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7582200
refactor: resolve setting values in the settings store

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11bc188
feat: give the settings store an ordered command line layer

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bf4b631
feat: mirror resolved settings onto config.option

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f8c82a5
feat: config.settings, one mapping for every configuration setting

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d64a9a0
refactor: render --help from the settings store

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65e80e0
feat: report conflicting configuration declarations

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1bd198c
fix: keep --help listing settings in declaration order

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745c2ed