Improve shader preprocessor whitespace handling #4249
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willeastcott
approved these changes
May 16, 2022
mvaligursky
approved these changes
May 16, 2022
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The shader preprocessor fails sometimes depending on whitespace, presumably due to catastrophic back tracking.
Removing the whitespace capture group from the KEYWORD regex seems to fix the issue.
This PR also changes regexes to accept tabs as whitespace.