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docs: document the generate option, and correct what it supersedes - #719
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`generate` and `generatorOptions` have been in the options schema since the `processResult` hook landed, and the schema's own `link` fields point at `#generate` and `#generatoroptions` -- anchors the README did not have. Add both sections: the function shape, the `filename` that renames the asset, which filters select a module, that it runs in process, and `sharpGenerate` taking its target format from `?as=` or from a single `encodeOptions` entry. Two notes said the opposite and are now wrong. Format conversion no longer "stays with image-minimizer-webpack-plugin", and `?as=webp` is read here -- by `generate`, which sees the module while it builds. Both now say which path each applies to and point at `generate` rather than the other plugin.
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Summary
generateandgeneratorOptionshave been insrc/options.jsonsince theprocessResulthook landed in #711, andsharpGenerateis exported, but neither option was documented —generatorOptionsappeared zero times in the README. The schema's ownlinkfields already point at#generateand#generatoroptions, so a validation error linked to anchors that did not exist. This adds both sections.Two existing Notes said the opposite of what the plugin now does: that these minimizers "never change an image's format or name" and that converting
.pngto.webp"stays withimage-minimizer-webpack-plugin", and that?as=webpis read by that plugin's loader.generatereceives the module's resource with its query and can return afilename, andsharpGeneratereads?as=— so both claims are now wrong. Each note now says which path it applies to and points atgenerate.What kind of change does this PR introduce?
docs
Did you add tests for your changes?
No — documentation only, no source change. The behaviour described is already covered by
test/generate-option.test.js; see Use of AI for how it was checked, since that suite self-skips on the webpack this repo locks.Does this PR introduce a breaking change?
No.
If relevant, what needs to be documented once your changes are merged or what have you already documented?
This is the documentation. Worth knowing separately:
generateneeds the awaitableNormalModule.processResulthook, which is in no released webpack yet — it is on webpackmain(5.110.3) from webpack/webpack#21854 and no release tag contains it. The plugin's own error message names 5.111, which the new section repeats.Use of AI
Claude Code wrote the sections from the implementation rather than from the existing prose — the schema, the
generate()method, andsharpGenerate's format selection.test/generate-option.test.jspasses trivially here because it self-skips on webpack 5.109.2, which this repo locks, so it was re-run against webpackmainwith the skip guard temporarily made fatal, to confirm the eleven cases really exercise the rename, the query and fragment surviving, the filters, and the format-ambiguity errors before any of it was written down.Generated by Claude Code