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Diffstat (limited to 'README.markdown')
| -rw-r--r-- | README.markdown | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/README.markdown b/README.markdown index 78839c6..69c5d3d 100644 --- a/README.markdown +++ b/README.markdown @@ -579,6 +579,76 @@ The first argument of this function should be the string to test, and the second *Type*: statement +* `validate_integer`: Validate that the first argument is an integer (or an array of integers). Abort catalog compilation if any of the checks fail. + + The second argument is optional and passes a maximum. (All elements of) the first argument has to be less or equal to this max. + + The third argument is optional and passes a minimum. (All elements of) the first argument has to be greater or equal to this min. + If, and only if, a minimum is given, the second argument may be an empty string or undef, which will be handled to just check + if (all elements of) the first argument are greater or equal to the given minimum. + + It will fail if the first argument is not an integer or array of integers, and if arg 2 and arg 3 are not convertable to an integer. + + The following values will pass: + + ``` + validate_integer(1) + validate_integer(1, 2) + validate_integer(1, 1) + validate_integer(1, 2, 0) + validate_integer(2, 2, 2) + validate_integer(2, '', 0) + validate_integer(2, undef, 0) + $foo = undef + validate_integer(2, $foo, 0) + validate_integer([1,2,3,4,5], 6) + validate_integer([1,2,3,4,5], 6, 0) + ``` + + * Plus all of the above, but any combination of values passed as strings ('1' or "1"). + * Plus all of the above, but with (correct) combinations of negative integer values. + + The following values will fail, causing compilation to abort: + + ``` + validate_integer(true) + validate_integer(false) + validate_integer(7.0) + validate_integer({ 1 => 2 }) + $foo = undef + validate_integer($foo) + validate_integer($foobaridontexist) + + validate_integer(1, 0) + validate_integer(1, true) + validate_integer(1, '') + validate_integer(1, undef) + validate_integer(1, , 0) + validate_integer(1, 2, 3) + validate_integer(1, 3, 2) + validate_integer(1, 3, true) + ``` + + * Plus all of the above, but any combination of values passed as strings ('false' or "false"). + * Plus all of the above, but with incorrect combinations of negative integer values. + * Plus all of the above, but with non-integer crap in arrays or maximum / minimum argument. + + *Type*: statement + +* `validate_numeric`: Validate that the first argument is a numeric value (or an array of numeric values). Abort catalog compilation if any of the checks fail. + + The second argument is optional and passes a maximum. (All elements of) the first argument has to be less or equal to this max. + + The third argument is optional and passes a minimum. (All elements of) the first argument has to be greater or equal to this min. + If, and only if, a minimum is given, the second argument may be an empty string or undef, which will be handled to just check + if (all elements of) the first argument are greater or equal to the given minimum. + + It will fail if the first argument is not a numeric (Integer or Float) or array of numerics, and if arg 2 and arg 3 are not convertable to a numeric. + + For passing and failing usage, see `validate_integer()`. It is all the same for validate_numeric, yet now floating point values are allowed, too. + + *Type*: statement + * `validate_re`: Performs simple validation of a string against one or more regular expressions. The first argument of this function should be the string to test, and the second argument should be a stringified regular expression (without the // delimiters) or an array of regular expressions. If none |