_frontend/widget.py: show_pipeline() Don't show buildable for junction

Instead output "junction" in magenta for info. Also include test
in format/junctions.py

2 files changed, 4 insertions, 2 deletions

diff --git a/src/buildstream/_frontend/cli.py b/src/buildstream/_frontend/cli.py
index 365f5c421..fc501f09c 100644
--- a/src/buildstream/_frontend/cli.py
+++ b/src/buildstream/_frontend/cli.py
@@ -565,7 +565,7 @@ def show(app, elements, deps, except_, order, format_):
         %{name}           The element name
         %{key}            The abbreviated cache key (if all sources are consistent)
         %{full-key}       The full cache key (if all sources are consistent)
-        %{state}          cached, buildable, waiting or inconsistent
+        %{state}          cached, buildable, waiting, inconsistent or junction
         %{config}         The element configuration
         %{vars}           Variable configuration
         %{env}            Environment settings
diff --git a/src/buildstream/_frontend/widget.py b/src/buildstream/_frontend/widget.py
index 63fbfbb7d..98ebf31f3 100644
--- a/src/buildstream/_frontend/widget.py
+++ b/src/buildstream/_frontend/widget.py
@@ -350,7 +350,9 @@ class LogLine(Widget):
             if consistency == Consistency.INCONSISTENT:
                 line = p.fmt_subst(line, "state", "no reference", fg="red")
             else:
-                if element._cached_failure():
+                if element.get_kind() == "junction":
+                    line = p.fmt_subst(line, "state", "junction", fg="magenta")
+                elif element._cached_failure():
                     line = p.fmt_subst(line, "state", "failed", fg="red")
                 elif element._cached_success():
                     line = p.fmt_subst(line, "state", "cached", fg="magenta")