Regular Expressions 101

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Textmate Snippet Variable Capture

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Regular Expression
pcre

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(\$) # Regexp for textmate dynamic variables #TM_( # BUNDLE_SUPPORT|COMMENT_(?:END|MODE|START)|CURRENT_(?:LINE|WORD)|DIRECTORY|FILE(?:NAME|PATH)| # LINE_(?:INDEX|NUMBER)|PROJECT_DIRECTORY|SCOPE|SELECTED_(?:FILE[S]?|TEXT)|SOFT_TABS|SUPPORT_PATH|TAB_SIZE #) (?: # BASIC # BASIC: Variable name, no brackets (?:(TM_[A-Z]+(?:_[A-Z]+)*)|([\d]))(?!\{) | # BRACKETED ([\{]) # BRACKETED: Variable name (?:(TM_[A-Z]+(?:_[A-Z]+)*)|([\d])) # BRACKETED: Post variable name expression (?: # Default keyword, single ([:].+?(?=[\}])) | # Default keyword, options ([\|].+?[\|](?=[\}])) | # Regular expression (?: ([\/]) (.+?(?=\/)) ([\/]) (.+?(?=\/)) ([\/]) # Flags # Not sure how to validate fully without back references? ([imx]{3}) (?=\}) ) | (?: ([\/]) ([^\/\}]+?) ( (?<![\\]{2}) [\/] ) ([^\/\}]+?) ( (?<![\\]{2}) [\/] ) # Flags # Not sure how to validate fully without back references? ([imx]{3}) ) | # Match to bracket (.+?(?=[\}]))? )? ([\}]) )
/
gmxX

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Submitted by disk0 <www.github.com/disco0> - a year ago