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Diffstat (limited to 'builtin/common/misc_helpers.lua')
-rw-r--r-- | builtin/common/misc_helpers.lua | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/builtin/common/misc_helpers.lua b/builtin/common/misc_helpers.lua index 0b608126e..e1dc28965 100644 --- a/builtin/common/misc_helpers.lua +++ b/builtin/common/misc_helpers.lua @@ -213,6 +213,17 @@ function math.hypot(x, y) end -------------------------------------------------------------------------------- +function math.sign(x, tolerance) + tolerance = tolerance or 0 + if x > tolerance then + return 1 + elseif x < -tolerance then + return -1 + end + return 0 +end + +-------------------------------------------------------------------------------- function get_last_folder(text,count) local parts = text:split(DIR_DELIM) |