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Merge pull request #9935 from Snuffleupagus/builtInCMapCache-cleanup-regression

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[Regression] Convert `Catalog.builtInCMapCache` into a `Map`, instead of an Object, to ensure that it's correctly reset (PR 8064 follow-up)
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Tim van der Meij 2018-07-29 16:07:45 +02:00 committed by GitHub
commit 39846a6de3
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2 changed files with 5 additions and 6 deletions
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7
src/core/evaluator.js
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@ -132,16 +132,15 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
this.pdfFunctionFactory = pdfFunctionFactory;
this.fetchBuiltInCMap = (name) => {
var cachedCMap = this.builtInCMapCache[name];
if (cachedCMap) {
return Promise.resolve(cachedCMap);
if (this.builtInCMapCache.has(name)) {
return Promise.resolve(this.builtInCMapCache.get(name));
}
return this.handler.sendWithPromise('FetchBuiltInCMap', {
name,
}).then((data) => {
if (data.compressionType !== CMapCompressionType.NONE) {
// Given the size of uncompressed CMaps, only cache compressed ones.
this.builtInCMapCache[name] = data;
this.builtInCMapCache.set(name, data);
}
return data;
});

4
src/core/obj.js
View File

@ -38,7 +38,7 @@ var Catalog = (function CatalogClosure() {
}
this.fontCache = new RefSetCache();
this.builtInCMapCache = Object.create(null);
this.builtInCMapCache = new Map();
this.pageKidsCountCache = new RefSetCache();
// TODO refactor to move getPage() to the PDFDocument.
this.pageFactory = pageFactory;
@ -449,7 +449,7 @@ var Catalog = (function CatalogClosure() {
delete font.translated;
}
this.fontCache.clear();
this.builtInCMapCache = Object.create(null);
this.builtInCMapCache.clear();
});
},