# File storage for static regular expressions.

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# Regular expressions for handling double-quoted strings
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## Match a possible single character escape
possibleStringEscape \\.

## Match valid string escapes
shortFormStringEscape [btnfr"'\\]
octalStringEscape [0-3]?[0-7]{1,2}
unicodeStringEscape u[0-9a-fA-F]{4}

## Match an unescaped quote in a string.
unescapedQuote (?<!\\)\"

## Match one or more characters that aren't part of an escape or a quote.
nonStringEscape [^\\\"]+

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# Double validation regular expressions.
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## Unit pieces for doubles
fpDigits (?:\p{Digit}+)
fpHexDigits (?:\p{XDigit}+)

## An exponent is e or E followed by a (optionally signed) decimal integer.
fpExponent [eE][+-]?

## A double leader
##
## NOTE: The incomplete parts are finished by where it is inserted.
fpLeader [\x00-\x20]*[+-]?(?:NaN|Infinity|

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# CL format string regular expressions
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## Matches a format string prefix parameter
## A prefix parameter is one of
## * A signed decimal number
## * A single character preceded by a single quote
## * The letter V (or v)
## * The character #
clFormatPrefix (?:[-+]?\d+|'\S|[Vv]|#)

## Match a format string modifier
## A modifier is either : or @, or both in either order
clFormatModifier (?:@|:|@:|:@)

## Matches a directive name.
## A directive name is either
## 1) A single, non-whitespace, non-/ character
## 2) A name enclosed in /'s
clFormatName (?:(?<name>[\S&&[^/]])|(?:/(?<funcname>[\S&&[^/]]+)/))
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# Miscellaneous validation regular expressions
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intLiteral \A[+\-]\d+\Z