Release Version 2.11 · trizen/sidef

This version is a minor release which fixes some issues from 2.10 and brings in some new features and improvements.

Added the for var in array {...} construct, to iterate over an array (436a730)
Added the cross (~X) and zip (~Z) meta-operators from Perl 6 (22f950b)
Added support for checking multiple return-types. (9998e5c)
Added the rational-division operator (//) which creates a Math::BigRat object (2eac143)
Added the Array.map_with_index{} method (3ae5182)
Added the String.prepend() which adds a sub-string in front of the self string. (6f5fefb)
Added the Array.fetch() and Hash.fetch() methods to fetch a value with a default value (5edff8a)

All variables are now block-scoped, instead of function-scoped. (3507cad)
Simplified and improved the local variables (4409629)
Extended the String.contains() method to support regular expressions. (87b8a4a)
Memoization of functions and methods is considerably faster. (6059550)
Array.sum() and Array.prod() will accept an argument as a starting value (775fe8f)
Generalized the Array.index() and Array.rindex() to work with objects of any type (d9b1608)
Optimized the Array.rotate() method (b73f61a)
Improved the support for assertions to display exactly where the assertion failed (0350534)
die and warn keywords will now display the file and the line number (8710936)
Improved greatly the -O1 optimization level to cover more constructs (b18f611 e3a1a1f)

Modified the read() built-in function to accept a message and a type. (de7537b)
do is no longer considered a keyword, unless it is followed by a pair of curly brackets.
Bare blocks can no longer be called with named parameters (3f492c1)

Minor bug-fix in deparsing block arguments with default values. (974f33d)
Minor bug-fix inside the parser regarding the declaration of variables (451f169)
nil values are now displayed correctly in interactive mode (-i) (adebde5)

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