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| author | Stephen Blott | 2014-12-21 11:58:01 +0000 |
|---|---|---|
| committer | Stephen Blott | 2014-12-21 11:58:01 +0000 |
| commit | b0c9a764c77a451726049a79a19a0fa28ae0b30c (patch) | |
| tree | 1099843afcbf338abdec412bc895460ae43a8a9f /lib/utils.coffee | |
| parent | 98fd49a6cfe660c363aecb6ebe0a4cb69342808d (diff) | |
| download | vimium-b0c9a764c77a451726049a79a19a0fa28ae0b30c.tar.bz2 | |
Exclusion; unique keys.
Diffstat (limited to 'lib/utils.coffee')
| -rw-r--r-- | lib/utils.coffee | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/utils.coffee b/lib/utils.coffee index b7f8731a..81b0fb49 100644 --- a/lib/utils.coffee +++ b/lib/utils.coffee @@ -110,6 +110,12 @@ Utils = # detects both literals and dynamically created strings isString: (obj) -> typeof obj == 'string' or obj instanceof String + # Transform "zjkjkabz" into "abjkz". + uniqueCharacters: (str) -> + unique = "" + for char in str.split("").sort() + unique += char unless 0 <= unique.indexOf char + unique # Compares two version strings (e.g. "1.1" and "1.5") and returns # -1 if versionA is < versionB, 0 if they're equal, and 1 if versionA is > versionB. |