Sounds great! What happens if a method is recompiled. All metalinks are gone then?
Norbert Am 30.05.2013 um 18:15 schrieb Camille Teruel <camille.ter...@gmail.com>: > Hello everyone, > > Reflectivity beta is out ! > > Reflectivity is a tool that permit to annotate AST nodes with "metalinks". > You can put metalinks at different "positions": > before: the metalink is executed before the node > instead: the metalink is executed instead the node > after: the metalink is executed after the node > onError: the metalink is executed only if the execution of the node raises an > error > onSuccess: the metalink is executed only if the execution of the node raises > no error > > When you put metalinks on some node of a method's AST, a wrapper is installed > in place of the method. When executed, this wrapper compiles an expanded > version of the AST that takes metalinks into account and install the > resulting compiled method. > > Examples: > > increaseAllNumbersIn: aCompiledMethod > "A method that increases all numbers in aCompiledMethod" > aCompiledMethod reflectiveAST > forAllNodes: [ :node | node isLiteral and: [ node value > isNumber ] ] > putInstead: [ :node | RFMetalink fromExpression: (node value + > 1) asString ]. > > removeMetalinksIn: aCompiledMethod > aCompiledMethod reflectiveAST removeAllMetalinks > > In nautilus, you have a menu entry called 'Edit metalinks' that permit to > edit the metalinks of the node corresponding to the selected piece of code. > As an example use case, another entry called 'Put breakpoint' adds a metalink > that corresponds to 'Halt now' before the selected node. > > Remember that it is a beta, so you might find errors and things are likely to > change. > > You can load Reflectivity with: > > Gofer it > smalltalkhubUser: 'RMoD' project: 'Reflectivity'; > configuration; > loadDevelopment > > Or you can download it from RMoD's CI: > https://ci.inria.fr/rmod/job/Reflectivity/ > > Camille
