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* Fix ss02, ss04, ss06, ss13, ss17's application on i and j (#2033).

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This commit is contained in:
be5invis 2023-10-10 01:24:55 -07:00
parent 1f80407eed
commit 344d8e95d8
24 changed files with 441 additions and 402 deletions
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26
font-src/gen/finalize/gc.mjs
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@ -34,7 +34,11 @@ function markLookups(table, sink, sinkDirect) {
if (lookup.type === "gsub_chaining" || lookup.type === "gpos_chaining") {
for (let st of lookup.rules) {
if (!st || !st.apply) continue;
for (const app of st.apply) sink.add(app.lookup);
for (const app of st.apply) {
if (!app.lookup.name)
throw new Error("Unreachable: lookup name should be present");
sink.add(app.lookup.name);
}
}
}
}
@ -46,7 +50,7 @@ function markLookupsStart(table, sink, sinkDirect) {
for (let f in table.features) {
const feature = table.features[f];
if (!feature) continue;
for (const l of feature) {
for (const l of feature.lookups) {
sink.add(l);
sinkDirect.add(l);
}
@ -65,9 +69,15 @@ function sweepFeatures(table, accessibleLookupsIds) {
for (let f in table.features) {
const feature = table.features[f];
if (!feature) continue;
const featureFiltered = [];
for (const l of feature) if (accessibleLookupsIds.has(l)) featureFiltered.push(l);
if (!featureFiltered.length) continue;
const featureFiltered = {
name: feature.name,
tag: feature.tag,
lookups: []
};
for (const l of feature.lookups) {
if (accessibleLookupsIds.has(l)) featureFiltered.lookups.push(l);
}
if (!featureFiltered.lookups.length) continue;
features1[f] = featureFiltered;
}
table.features = features1;
@ -151,7 +161,11 @@ function markGlyphsByLookup(gsub, lid, markedGlyphs) {
if (!atLeastOneMatch) continue rules;
}
// If so traverse through the lookup applications
for (const app of rule.apply) markGlyphsByLookup(gsub, app.lookup, markedGlyphs);
for (const app of rule.apply) {
if (!app.lookup.name)
throw new Error("Unreachable: lookup name should be present");
markGlyphsByLookup(gsub, app.lookup.name, markedGlyphs);
}
}
break;
}