tree 2480f127b7f229bcc0b5cd141d4efdd0ba367192
parent cfa0eeafa070fc013b67ea244d85bde4d27faec8
author Yash Chaturvedi <yash.chaturvedi@linaro.org> 1694057079 +0530
committer Nasser Grainawi <nasser.grainawi@linaro.org> 1697475711 -0700

Introduce grammar to parse task references

Uses antlr4 to parse the task reference syntax. Also,
adds a missing test case to ensure functionality.

Include 'maven' in the zuul config to ensure it's installed on the host
which fixes the error:

 antlr4_runtime requires mvn as a dependency. Please check your PATH.

Change-Id: I439d813f63639558109f547f0e769d6833d4c680