Commits

Benjamin Kietzman authored 8685da27cb6
ARROW-7172: [C++][Dataset] Improve format of Expression::ToString Closes #5840 from bkietz/7172-Dataset-Improve-format-of and squashes the following commits: 9222f64b4 <Benjamin Kietzman> update test-expression.R, fix rebase error 09a23fd96 <Benjamin Kietzman> ARROW-7172: Improve format of Expression::ToString Authored-by: Benjamin Kietzman <bengilgit@gmail.com> Signed-off-by: Benjamin Kietzman <bengilgit@gmail.com>