According to https://github.com/ReactiveX/rxjs/blob/master/docs_app/content/guide/testing/marble-testing.md#marble-syntax '--(abc)-|': on frame 20, emit a, b, a
xtensor
swiftpm
react-native-animatable
system.timers.timer
ie-developer-tools
jansson
git-init
pykml
audiowaveform
shared-variable
iterm2
nsmutableparagraphstyle
tv4
buildfire
threejs-editor
file-get-contents
chronicle-map
channels
cold-start
ff4j
switch-expression
pyttsx
ngx-editor
event-simulation
vitamio
mvvm-light
property-based-testing
wxpython
spatial
java-websocket
