Added helper function to expand a slice to a given length

master
Aadhavan Srinivasan 2 weeks ago
parent 11f7f1d746
commit 20fbd20994

@ -11,6 +11,8 @@ var wordChars = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123
var LBRACKET rune = 0xF0000
var RBRACKET rune = 0xF0001
var ANY_CHAR rune = 0xF0002 // Represents any character - used for states where the allChars flag is on.
var LPAREN_CHAR rune = 0xF0003 // Parentheses in regex are concatenated with this - it acts as a pseudio-parentheses
var RPAREN_CHAR rune = 0xF0004
// Returns true if str[idx] and str[idx-1] are separated by a word boundary.
func isWordBoundary(str []rune, idx int) bool {
@ -121,3 +123,10 @@ func genRange(start, end int) []int {
func allCases(r rune) []rune {
return []rune{unicode.ToLower(r), unicode.ToUpper(r), unicode.ToTitle(r)}
}
// Expands a slice to the given length
func expandSlice[T any](slc []T, newSize int) []T {
toRet := make([]T, newSize)
copy(toRet, slc)
return toRet
}

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