Partial implementation of the "scan" function.

...cle/truffle/r/nodes/builtin/base/ConnectionFunctions.java

...ltin/src/com/oracle/truffle/r/nodes/builtin/base/R/scan.R

...tin/src/com/oracle/truffle/r/nodes/builtin/base/Scan.java

...le.r.runtime/src/com/oracle/truffle/r/runtime/RError.java

....r.runtime/src/com/oracle/truffle/r/runtime/RRuntime.java

...fle.r.runtime/src/com/oracle/truffle/r/runtime/Utils.java

...src/com/oracle/truffle/r/runtime/data/RComplexVector.java

...rc/com/oracle/truffle/r/runtime/data/RDoubleSequence.java

.../src/com/oracle/truffle/r/runtime/data/RDoubleVector.java

...e/src/com/oracle/truffle/r/runtime/data/RIntSequence.java

...ime/src/com/oracle/truffle/r/runtime/data/RIntVector.java

....runtime/src/com/oracle/truffle/r/runtime/data/RList.java

...src/com/oracle/truffle/r/runtime/data/RLogicalVector.java

...ime/src/com/oracle/truffle/r/runtime/data/RRawVector.java

.../src/com/oracle/truffle/r/runtime/data/RStringVector.java

...untime/src/com/oracle/truffle/r/runtime/data/RVector.java

...cle/truffle/r/runtime/data/closures/RToVectorClosure.java

.../oracle/truffle/r/runtime/data/model/RAbstractVector.java

mx.fastr/copyrights/gnu_r_scan.copyright.star

mx.fastr/copyrights/gnu_r_scan.copyright.star.regex