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-rw-r--r--valua.lua16
1 files changed, 8 insertions, 8 deletions
diff --git a/valua.lua b/valua.lua
index 435041e..d5eafa3 100644
--- a/valua.lua
+++ b/valua.lua
@@ -94,46 +94,46 @@ function valua._compare(value,another_value)
end
function valua._email(value)
- if not value:match("^[%w+%.%-_]+@[%w+%.%-_]+%.%a%a+$") then
+ if not empty(value) and not value:match("^[%w+%.%-_]+@[%w+%.%-_]+%.%a%a+$") then
return false, "is not a valid email address"
end
return true
end
function valua._match(value,pattern)
- if not value:match(pattern) then return false, "does not match pattern" end
+ if not empty(value) and not value:match(pattern) then return false, "does not match pattern" end
return true
end
function valua._alnum(value)
- if value:match("%W") then return false, "constains improper characters" end
+ if not empty(value) and value:match("%W") then return false, "constains improper characters" end
return true
end
function valua._contains(value,substr)
- if not value:find(substr) then return false, "does not contain '"..substr.."'" end
+ if not empty(value) and not value:find(substr) then return false, "does not contain '"..substr.."'" end
return true
end
function valua._no_white(value)
- if value:find("%s") then return false, "must not contain white spaces" end
+ if not empty(value) and value:find("%s") then return false, "must not contain white spaces" end
return true
end
--
-- Numbers
function valua._min(value,n)
- if value < n then return false,"must be greater than "..n end
+ if not empty(value) and value < n then return false,"must be greater than "..n end
return true
end
function valua._max(value,n)
- if value > n then return false,"must not be greater than "..n end
+ if not empty(value) and value > n then return false,"must not be greater than "..n end
return true
end
function valua._integer(value)
- if floor(value) ~= value then return false, "must be an integer" end
+ if not empty(value) and floor(tonumber(value)) ~= tonumber(value) then return false, "must be an integer" end
return true
end
--