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Introduce even more modern JavaScript features in the code-base

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After PR 12563 we're now free to use e.g. logical OR assignment, nullish coalescing, and optional chaining in the entire code-base.
This commit is contained in:
Jonas Jenwald 2023-05-18 18:52:54 +02:00
parent a24d5b629e
commit e8030752f3
10 changed files with 25 additions and 31 deletions
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30
src/display/display_utils.js
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@ -760,22 +760,20 @@ class PDFDateString {
}
// Lazily initialize the regular expression.
if (!pdfDateStringRegex) {
pdfDateStringRegex = new RegExp(
"^D:" + // Prefix (required)
"(\\d{4})" + // Year (required)
"(\\d{2})?" + // Month (optional)
"(\\d{2})?" + // Day (optional)
"(\\d{2})?" + // Hour (optional)
"(\\d{2})?" + // Minute (optional)
"(\\d{2})?" + // Second (optional)
"([Z|+|-])?" + // Universal time relation (optional)
"(\\d{2})?" + // Offset hour (optional)
"'?" + // Splitting apostrophe (optional)
"(\\d{2})?" + // Offset minute (optional)
"'?" // Trailing apostrophe (optional)
);
}
pdfDateStringRegex ||= new RegExp(
"^D:" + // Prefix (required)
"(\\d{4})" + // Year (required)
"(\\d{2})?" + // Month (optional)
"(\\d{2})?" + // Day (optional)
"(\\d{2})?" + // Hour (optional)
"(\\d{2})?" + // Minute (optional)
"(\\d{2})?" + // Second (optional)
"([Z|+|-])?" + // Universal time relation (optional)
"(\\d{2})?" + // Offset hour (optional)
"'?" + // Splitting apostrophe (optional)
"(\\d{2})?" + // Offset minute (optional)
"'?" // Trailing apostrophe (optional)
);
// Optional fields that don't satisfy the requirements from the regular
// expression (such as incorrect digit counts or numbers that are out of