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module RegexpExamples
# Number of times to repeat for Star and Plus repeaters
TIMES = 2
# Maximum number of characters returned from a char set, to reduce output spam
# For example:
# If MaxGroupResults = 5, then
# \d = [0, 1, 2, 3, 4]
MaxGroupResults = 5
module CharSets
Lower = Array('a'..'z')
Upper = Array('A'..'Z')
Digit = Array('0'..'9')
# 45.chr = "-". Need to make sure this is at the START of the array, or things break
# This is because of the /[a-z]/ regex syntax, and how it's being parsed
Punct = [45..45, 33..44, 46..47, 58..64, 91..96, 123..126].map { |r| r.map { |val| val.chr } }.flatten
Hex = Array('a'..'f') | Array('A'..'F') | Digit
Any = Lower | Upper | Digit | Punct
end
# Map of special regex characters, to their associated character sets
BackslashCharMap = {
'd' => CharSets::Digit,
'D' => CharSets::Lower | CharSets::Upper | CharSets::Punct,
'w' => CharSets::Lower | CharSets::Upper | CharSets::Digit | ['_'],
'W' => CharSets::Punct.reject { |val| val == '_' },
's' => [' ', "\t", "\n", "\r", "\v", "\f"],
'S' => CharSets::Any - [' ', "\t", "\n", "\r", "\v", "\f"],
'h' => CharSets::Hex,
'H' => CharSets::Any - CharSets::Hex,
't' => ["\t"], # tab
'n' => ["\n"], # new line
'r' => ["\r"], # carriage return
'f' => ["\f"], # form feed
'a' => ["\a"], # alarm
'v' => ["\v"], # vertical tab
'e' => ["\e"], # escape
}
end
Version data entries
6 entries across 6 versions & 1 rubygems