polserver/testsuite/escript/binding/seq-rest.src
Kevin Eady ec344a395d
Add support for sequence and index bindings (#760)
* update grammar

* add ast nodes; ast building

* Rename to unpacking

* semantic analysis

* executor work part 1, unpacking indices

* renamings; implement index binding

* small cleanup

* use multi_index; more tests

* use multi_index only for rest, otherwise list

* initial formatting

* add missing token decoding

* address self-review comments

* formatting tweaks

* add test for var binding in classes

* add StringIterator

* fix spread tests

* add cfgfile iterator; add cfgelem opersubscript; tests

* add iterator for SQLResultSet and SQLRow; tests

* Copy value in take global/local

* Allow any iterable can index rest unpacking
Always use dictionary as rest object in index unpacking

* add docs, core-changes, doc tests

* formatting changes...

* address self-review comments

* update formatter, format all binding test srcs

* address review comments
- unset var scope

* add cfgfile/cfgelem docs

* reformat objref svg
2025-02-17 21:59:42 +01:00

81 lines
1.5 KiB
Text

// Globals
var [ first, middle..., last ] := array{ 1, 2, 3, 4, 5 };
print( first );
print( middle );
print( last );
print( "--" );
// Testing locals
if ( "1" == "1" )
var [ first..., last ] := array{ 1, 2, 3, 4, 5 };
print( first );
print( last );
print( "--" );
endif
if ( "1" == "1" )
var [ first, last... ] := array{ 1, 2, 3, 4, 5 };
print( first );
print( last );
print( "--" );
endif
if ( "1" == "1" )
var [ first, middle..., last ] := array{ 1, 2, 3, 4, 5 };
print( first );
print( middle );
print( last );
print( "--" );
endif
if ( "1" == "1" )
var [ first, second, middle..., last ] := array{ 1, 2, 3, 4, 5 };
print( first );
print( second );
print( middle );
print( last );
print( "--" );
endif
if ( "1" == "1" )
var [ first, second, middle..., secondLast, last ] := array{ 1, 2, 3, 4, 5 };
print( first );
print( second );
print( middle );
print( secondLast );
print( last );
print( "--" );
endif
if ( "1" == "1" )
var [ first, second, middle..., thirdLast, secondLast, last ] := array{ 1, 2, 3, 4, 5 };
print( first );
print( second );
print( middle );
print( thirdLast );
print( secondLast );
print( last );
print( "--" );
endif
if ( "1" == "1" )
var [ all... ] := array{ 1, 2, 3, 4, 5 };
print( all );
print( "--" );
endif
if ( "1" == "1" )
var [ first, second, middle..., secondLast, last ] := array{ 1 };
print( first );
print( second );
print( middle );
print( secondLast );
print( last );
print( "--" );
endif