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Inline the isRef checks in the various XRef.fetch related methods

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The relevant methods are usually not hot enough for these changes to have an easily measurable effect, however there's been a lot of other cases where similiar inlining has helped performance. (And these changes may help offset the changes made in the next patch.)
This commit is contained in:
Jonas Jenwald 2019-08-17 11:06:27 +02:00
parent 1565d1849d
commit 34a53b9f5d
1 changed files with 7 additions and 7 deletions
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14
src/core/obj.js
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@ -1626,14 +1626,14 @@ var XRef = (function XRefClosure() {
}, },
fetchIfRef: function XRef_fetchIfRef(obj, suppressEncryption) { fetchIfRef: function XRef_fetchIfRef(obj, suppressEncryption) {
if (!isRef(obj)) { if (obj instanceof Ref) {
return obj; return this.fetch(obj, suppressEncryption);
} }
return this.fetch(obj, suppressEncryption); return obj;
}, },
fetch: function XRef_fetch(ref, suppressEncryption) { fetch: function XRef_fetch(ref, suppressEncryption) {
if (!isRef(ref)) { if (!(ref instanceof Ref)) {
throw new Error('ref object is not a reference'); throw new Error('ref object is not a reference');
} }
var num = ref.num; var num = ref.num;
@ -1768,10 +1768,10 @@ var XRef = (function XRefClosure() {
}, },
async fetchIfRefAsync(obj, suppressEncryption) { async fetchIfRefAsync(obj, suppressEncryption) {
if (!isRef(obj)) { if (obj instanceof Ref) {
return obj; return this.fetchAsync(obj, suppressEncryption);
} }
return this.fetchAsync(obj, suppressEncryption); return obj;
}, },
async fetchAsync(ref, suppressEncryption) { async fetchAsync(ref, suppressEncryption) {