improve handling of missing interpolation identifier

improve handling of missing interpolation identifier

When the fasta scanner finds a STRING_INTERPOLATION_IDENTIFIER token '$'
without an identifier, it now inserts a synthetic identifier

R=ahe@google.com, scheglov@google.com

Committed: https://github.com/dart-lang/sdk/commit/c4449efa333e2108199668ed69750112c0fd5592

[danrubel, 2017-06-01 21:57:04]

danrubel@google.com changed reviewers:
+ ahe@google.com, scheglov@google.com

[scheglov, 2017-06-01 22:02:37]

lgtm

[ahe, 2017-06-02 06:29:51]

lgtm

https://codereview.chromium.org/2922563002/diff/1/pkg/front_end/lib/src/fasta...
File pkg/front_end/lib/src/fasta/scanner/recover.dart (right):

https://codereview.chromium.org/2922563002/diff/1/pkg/front_end/lib/src/fasta...
pkg/front_end/lib/src/fasta/scanner/recover.dart:146: return errorTail.next;
Wow!

[danrubel, 2017-06-02 19:16:49]

Description was changed from

==========
improve handling of missing interpolation identifier

When the fasta scanner finds a STRING_INTERPOLATION_IDENTIFIER token '$'
without an identifier, it now inserts a synthetic identifier
==========

to

==========
improve handling of missing interpolation identifier

When the fasta scanner finds a STRING_INTERPOLATION_IDENTIFIER token '$'
without an identifier, it now inserts a synthetic identifier

R=ahe@google.com, scheglov@google.com

Committed:
https://github.com/dart-lang/sdk/commit/c4449efa333e2108199668ed69750112c0fd5592
==========

[danrubel, 2017-06-02 19:16:50]

Committed patchset #1 (id:1) manually as
c4449efa333e2108199668ed69750112c0fd5592 (presubmit successful).