Pratt parser#240

Merged

ludofischer merged 26 commits into

postcss:masterfrom

dkryaklin:v11/spec-first-playground

Jul 11, 2026

Commits on Jul 9, 2026

chore: v3 scaffolding (configs, tsconfigs, lint, quality gates)
dkryaklin
committed
feat(core): pratt tokenizer, parser, AST, type system
dkryaklin
committed
feat(core): simplifier (per-function fold modules) + serializer
dkryaklin
committed
feat(plugin): PostCSS adapter + public entry + v10 regression patches
dkryaklin
committed
test: helpers, unit, property, and conformance test suites
dkryaklin
committed
test: real-world calc() corpus (8 frameworks + GitHub harvest, 21k+ expressions)
dkryaklin
committed
chore: tooling scripts (benchmarks, randomizer, harvester, issue-checker) + README
dkryaklin
committed
chore: address maintainer review (drop Node 20, consolidate tsconfigs, rename benchmark, lint cleanups)
dkryaklin
committed
fix(core): spec-compliant -{ident-start} tokenization + selectors fix
dkryaklin
committed
chore: address maintainer review feedback (round 2)
dkryaklin
committed
chore: drop internal version codenames from code/tests/docs
dkryaklin
committed
chore: tighten package boundary + clean rebuild
dkryaklin
committed
chore: drop two dev scripts whose purpose ended with the rewrite
dkryaklin
committed
refactor(core): delegate tokenization to @csstools/css-tokenizer
dkryaklin
committed
refactor: drop the three legacy-compat options per maintainer review
dkryaklin
committed
refactor: adopt cssnano source format — JS + JSDoc with strict checkJs
dkryaklin
committed
refactor: convert tests and scripts to plain JS, drop tsx
dkryaklin
committed
chore: address maintainer review feedback (round 3)
dkryaklin
committed
fix(round): strategy-dependent result for infinite step
dkryaklin
committed
chore: simplify package entry + test path construction
dkryaklin
committed
chore: address maintainer review feedback (round 4)
dkryaklin
committed

Commits on Jul 10, 2026

chore: sync pnpm-lock.yaml with package.json
dkryaklin
committed

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Pratt parser#240

Pratt parser#240
ludofischer merged 26 commits into
postcss:masterfrom
dkryaklin:v11/spec-first-playground

Commits on Jul 9, 2026

chore: v3 scaffolding (configs, tsconfigs, lint, quality gates)

feat(core): pratt tokenizer, parser, AST, type system

feat(core): simplifier (per-function fold modules) + serializer

feat(plugin): PostCSS adapter + public entry + v10 regression patches

test: helpers, unit, property, and conformance test suites

test: real-world calc() corpus (8 frameworks + GitHub harvest, 21k+ expressions)

chore: tooling scripts (benchmarks, randomizer, harvester, issue-checker) + README

chore: address maintainer review (drop Node 20, consolidate tsconfigs, rename benchmark, lint cleanups)

fix(core): spec-compliant -{ident-start} tokenization + selectors fix

chore: address maintainer review feedback (round 2)

chore: drop internal version codenames from code/tests/docs

chore: tighten package boundary + clean rebuild

chore: drop two dev scripts whose purpose ended with the rewrite

refactor(core): delegate tokenization to @csstools/css-tokenizer

refactor: drop the three legacy-compat options per maintainer review

refactor: adopt cssnano source format — JS + JSDoc with strict checkJs

refactor: convert tests and scripts to plain JS, drop tsx

chore: address maintainer review feedback (round 3)

fix(round): strategy-dependent result for infinite step

chore: simplify package entry + test path construction

chore: address maintainer review feedback (round 4)

Commits on Jul 10, 2026

chore: sync pnpm-lock.yaml with package.json

Commits on Jul 11, 2026

fix(product): fold dim value in original position to match left-to-right evaluation order

fix(product): flatten negated single-term Sum so cancellation can see through it

fix(serialize): preserve signed zero and drop redundant coefficient when folding leading negation

fix(mod-rem): match IEEE-754 signed-zero semantics on exact-multiple results