[AbsInt] Tracking Data-Frame Shapes #1466
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* feat: basic concept for data frame create hook * feat: data frame hook for string based column access * feat: map variables to data frame domain at assignment * feat: data frame semantics for assignment and expression list * refactor: structure abstract interpretation hooks * feat: basic tests for data frame abstract domain * feat: test framework for inferred data frame properties * test: add tests for data frame domain * refactor: restructure processor decorators and function mapping * lint-fix: linting errors --------- Co-authored-by: Oliver <[email protected]>
* test: add support for multiple criteria for data frame tests * test: test label support and clearer test entry type
…info-for-data-frames
* test: parse code only once and check criteria on result * test: support parser selection for data frame assert tests
* feat: basic fold over CFG for forward traversal * feat: add simplified forward-connected control flow graph * feat-fix: correct label for CFG exit point edges * test: unit tests for simple control flow graph * feat: add CFG visitor for fixpoint iteration for data frames * feat-fix: add missing negation in has-changed check * feat-fix: subtract top from colnames should have no effect
* feat: basic fold over CFG for forward traversal * feat: add simplified forward-connected control flow graph * feat-fix: correct label for CFG exit point edges * test: unit tests for simple control flow graph * feat: add CFG visitor for fixpoint iteration for data frames * feat-fix: add missing negation in has-changed check * feat: setup for data frame processors and semantics * feat: directly evaluate arguments when processing function * feat: add semantics mapper for column/row access and assignment * feat: implement data frame processors for basic nodes * feat: return resulting data frame domain * feat: support different types of inferred constraints * test: add tests for data frame state domain * feat: store abstract state in nodes * feat: support control flow constructs in abstract interpretation * test: add tests for control flow support * feat: support colnames assignment, cbind and rbind
* feat: basic fold over CFG for forward traversal * feat: add simplified forward-connected control flow graph * feat-fix: correct label for CFG exit point edges * test: unit tests for simple control flow graph * feat: add CFG visitor for fixpoint iteration for data frames * feat-fix: add missing negation in has-changed check * feat: setup for data frame processors and semantics * feat: directly evaluate arguments when processing function * feat: add semantics mapper for column/row access and assignment * feat: implement data frame processors for basic nodes * feat: return resulting data frame domain * feat: support different types of inferred constraints * test: add tests for data frame state domain * feat: store abstract state in nodes * feat: support control flow constructs in abstract interpretation * test: add tests for control flow support * feat: support colnames assignment, cbind and rbind * feat: support data frame head and tail function * feat: support data frame subsetting via access operator * feat: support data frame subset, filter, and select * feat: support column and row assignment and magrittr pipe * feat: support mutate, left_join and group_by * test-fix: try to fix CI data frame test errors * test-fix: skip tests with library to test CI * test-fix: check evaluation of R code with library call in CI * test-fix: unload library after test * test-fix: restart R shell after library test * refactor: restructure semantics and processors * feat: support summarize and limit col names * feat: basic delayed widening for fixpoint iteration * test: add test for multiple else-if branches * feat: use dataflow graph to resolve origin processor
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