JavaScript syntax: Difference between revisions

Revision as of 12:42, 8 March 2023

Revision as of 14:57, 29 March 2023

Line 42:

There are two issues: five tokens can either begin a statement or be the extension of a complete statement; and five restricted productions, where line breaks are not allowed in certain positions, potentially yielding incorrect parsing.

The five problematic tokens are the open parenthesis "<code>(</code>", open bracket "<code>[</code>", slash "<code>/</code>", plus "<code>+</code>", and minus "<code>-</code>". Of these, the open parenthesis is common in the [[immediately- invoked function expression]] pattern, and open bracket occurs sometimes, while others are quite rare. An example:

<syntaxhighlight lang="javascript">