diff options
Diffstat (limited to 'parse-pattern.y')
| -rw-r--r-- | parse-pattern.y | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/parse-pattern.y b/parse-pattern.y index e5acd3c..2c0556a 100644 --- a/parse-pattern.y +++ b/parse-pattern.y @@ -62,7 +62,13 @@ input: ; molecule: - repeat sequence { $$ = mkatom(&(struct atom) { .type = ATOM_REPETITION, .u = { .repeat = { .counts = $1, .child = $2 } } }); } + repeat sequence { + if ($1.min == 1 && $1.max == 1) { + $$ = $2; + } else { + $$ = mkatom(&(struct atom) { .type = ATOM_REPETITION, .u = { .repeat = { .counts = $1, .child = $2 } } }); + } + } ; repeat: |