# it is often simpler to use the constructor in `Phase`
var phases = new POSet[Phase]
+ # --disable-phase
+ var opt_disable_phase = new OptionArray("DEBUG: Disable a specific phase; use `list` to get the list.", "--disable-phase")
+
+ redef init
+ do
+ super
+
+ option_context.add_option(opt_disable_phase)
+ end
+
+ redef fun process_options(args)
+ do
+ super
+
+ for v in opt_disable_phase.value do
+ if v == "list" then
+ for p in phases_list do
+ var deps = p.in_hierarchy.direct_greaters
+ if deps.is_empty then
+ print p
+ else
+ print "{p} (dep: {deps.join(", ")})"
+ end
+ end
+ exit 0
+ end
+
+ var found = false
+ for p in phases do
+ if v != p.to_s then continue
+ found = true
+ p.disabled = true
+ end
+ if not found then fatal_error(null, "Error: no phase named `{v}`. Use `list` to list all phases.")
+ end
+ end
+
fun phases_list: Sequence[Phase]
do
var phases = self.phases.to_a
for nmodule in nmodules do
self.info("Semantic analysis module {nmodule.location.file.filename}", 2)
for phase in phases do
+ if phase.disabled then continue
self.info(" phase: {phase}", 3)
assert phase.toolcontext == self
var errcount = self.error_count
# By default, the name is the lowercased prefix of the classname
redef fun to_s do return class_name.strip_extension("Phase").to_lower
+ # Is the phase globally disabled?
+ # A disabled phase is not called automatically called by `ToolContext::run_phases` and cie.
+ var disabled = false
+
# Specific actions to execute on the whole tree of a module
# @toimplement
fun process_nmodule(nmodule: AModule) do end