Sakurai/pdf.js
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Remove the closure used with the PostScriptStack class

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This patch uses the same approach as used in lots of other parts of the code-base, which thus *slightly* reduces the size of this code.
This commit is contained in:
Jonas Jenwald 2021-07-24 12:59:53 +02:00
parent 834a638aad
commit 81009d42cf
1 changed files with 54 additions and 57 deletions
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17
src/core/function.js
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@ -517,11 +517,11 @@ function isPDFFunction(v) {
return fnDict.has("FunctionType");
}
const PostScriptStack = (function PostScriptStackClosure() {
const MAX_STACK_SIZE = 100;
class PostScriptStack {
static get MAX_STACK_SIZE() {
return shadow(this, "MAX_STACK_SIZE", 100);
}
// eslint-disable-next-line no-shadow
class PostScriptStack {
constructor(initialStack) {
this.stack = !initialStack
? []
@ -529,7 +529,7 @@ const PostScriptStack = (function PostScriptStackClosure() {
}
push(value) {
if (this.stack.length >= MAX_STACK_SIZE) {
if (this.stack.length >= PostScriptStack.MAX_STACK_SIZE) {
throw new Error("PostScript function stack overflow.");
}
this.stack.push(value);
@ -543,7 +543,7 @@ const PostScriptStack = (function PostScriptStackClosure() {
}
copy(n) {
if (this.stack.length + n >= MAX_STACK_SIZE) {
if (this.stack.length + n >= PostScriptStack.MAX_STACK_SIZE) {
throw new Error("PostScript function stack overflow.");
}
const stack = this.stack;
@ -579,10 +579,7 @@ const PostScriptStack = (function PostScriptStackClosure() {
stack[j] = t;
}
}
}
return PostScriptStack;
})();
}
class PostScriptEvaluator {
constructor(operators) {