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Safe call operators ?. #2142

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Safe call operators ?. #2142

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7eb8304
WIP
Gregoirevda Aug 9, 2018
2736bf1
Transform ?. into switch pattern match
Gregoirevda Aug 9, 2018
7358ad6
Handle JS property access `##`
Gregoirevda Aug 9, 2018
20ecc17
Should never happen
Gregoirevda Aug 9, 2018
87788a4
Merge exp_rec_name pat_rec_name
Gregoirevda Aug 9, 2018
fdea702
gitignore vim temp files
Gregoirevda Aug 12, 2018
9f16cea
Add bind operator ?.+ and ?.# and handle recursive access
Gregoirevda Aug 12, 2018
da7c985
wip tests
Gregoirevda Aug 12, 2018
b20803e
add syntax error when none of the operators
Gregoirevda Aug 12, 2018
e4f80af
Expand example
Gregoirevda Aug 14, 2018
5a767fd
delete test file
Gregoirevda Aug 14, 2018
eeb06d5
Merge branch 'master' into feature/questionDot
Gregoirevda Aug 14, 2018
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@Gregoirevda
Gregoirevda committed Aug 14, 2018
commit e4f80af418a99da021590e22cb2a38565a08ce81
11 changes: 11 additions & 0 deletions src/reason-parser/reason_parser.mly
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Original file line number Diff line number Diff line change
Expand Up @@ -2984,6 +2984,17 @@ parenthesized_expr:
* | Some(a) => Some(a.b)
* | None => None
* };
*
* let res = c?.+d;
*
* -generates->
*
* let res = switch c {
* | Some(c) => c.d <-- assuming d is optional
* | None => None
* };
*
* Same goes for ?# and ?#+ for JS objects
*)
| E OPTIONALACCESS simple_expr_no_call
{
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