diff options
Diffstat (limited to 'src/flat_util.sml')
| -rw-r--r-- | src/flat_util.sml | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/flat_util.sml b/src/flat_util.sml index f0a1e2e3..0ed2a33a 100644 --- a/src/flat_util.sml +++ b/src/flat_util.sml @@ -197,6 +197,18 @@ fun mapfoldB {typ = fc, exp = fe, bind} = S.map2 (mfe ctx e, fn e' => (ELet (xes', e'), loc))) + + | EStrcat (e1, e2) => + S.bind2 (mfe ctx e1, + fn e1' => + S.map2 (mfe ctx e2, + fn e2' => + (EStrcat (e1', e2'), loc))) + + | EWrite e => + S.map2 (mfe ctx e, + fn e' => + (EWrite e', loc)) in mfe end |