import location
import version
import template
+import more_collections
# A warning or an error
class Message
private var messages = new Array[Message]
private var message_sorter: Comparator = default_comparator
- # Output all current stacked messages.
- # If some errors occurred, exits the program.
- fun check_errors
+ # Does an error prevent the program to stop at `check_errors`?
+ #
+ # Default to false.
+ # Set this value to `true` if you need to keep the program going in case of error.
+ var keep_going = false is writable
+
+ # List of tags per source-file whose warnings are not displayed.
+ #
+ # Initially empty, it is up to the toll to fill it.
+ # The tag "all" means all warnings and advices.
+ var warning_blacklist = new MultiHashMap[SourceFile, String]
+
+ # Is the source-file of `l` associated with `tag` in `warning_blacklist`?
+ #
+ # currently returns `false` if `l` is null or does not have a source-file.
+ fun is_warning_blacklisted(l: nullable Location, tag: String): Bool
+ do
+ if l == null then return false
+ var f = l.file
+ if f == null then return false
+ var tags = warning_blacklist.get_or_null(f)
+ if tags == null then return false
+ return tags.has("all") or tags.has(tag)
+ end
+
+ # Output all current stacked messages and display total error informations
+ #
+ # Return true if no errors occurred.
+ #
+ # If some errors occurred, the behavior depends on the value of `keep_going`.
+ # If `keep_going` is false, then the program exits.
+ # Else, the error count and the warning count are reset and false is returned.
+ fun check_errors: Bool
do
if messages.length > 0 then
message_sorter.sort(messages)
if error_count > 0 then
errors_info
- exit(1)
+ if not keep_going then exit(1)
+ return false
end
+ return true
end
- # Display total error informations
+ # Display (and reset) total error informations
fun errors_info
do
if error_count == 0 and warning_count == 0 then return
if opt_no_color.value then return
sys.stderr.write "Errors: {error_count}. Warnings: {warning_count}.\n"
+ error_count = 0
+ warning_count = 0
end
# Display an error
do
if opt_warning.value.has("no-{tag}") then return
if not opt_warning.value.has(tag) and opt_warn.value == 0 then return
+ if is_warning_blacklisted(l, tag) then return
messages.add(new Message(l, tag, text))
warning_count = warning_count + 1
if opt_stop_on_first_error.value then check_errors
do
if opt_warning.value.has("no-{tag}") then return
if not opt_warning.value.has(tag) and opt_warn.value <= 1 then return
+ if is_warning_blacklisted(l, tag) then return
messages.add(new Message(l, tag, text))
warning_count = warning_count + 1
if opt_stop_on_first_error.value then check_errors
#
# Stops execution and prints errors if the program isn't available or didn't end correctly
fun exec_and_check(args: Array[String], error: String)
- do
- var prog = args.first
- args.remove_at 0
-
- # Is the wanted program available?
- var proc_which = new IProcess.from_a("which", [prog])
- proc_which.wait
- var res = proc_which.status
- if res != 0 then
- print "{error}: executable \"{prog}\" not found"
- exit 1
- end
-
- # Execute the wanted program
- var proc = new Process.from_a(prog, args)
- proc.wait
- res = proc.status
- if res != 0 then
- print "{error}: execution of \"{prog} {args.join(" ")}\" failed"
- exit 1
- end
- end
+ do
+ info("+ {args.join(" ")}", 2)
+
+ var prog = args.first
+ args.remove_at 0
+
+ # Is the wanted program available?
+ var proc_which = new IProcess.from_a("which", [prog])
+ proc_which.wait
+ var res = proc_which.status
+ if res != 0 then
+ print "{error}: executable \"{prog}\" not found"
+ exit 1
+ end
+
+ # Execute the wanted program
+ var proc = new Process.from_a(prog, args)
+ proc.wait
+ res = proc.status
+ if res != 0 then
+ print "{error}: execution of \"{prog} {args.join(" ")}\" failed"
+ exit 1
+ end
+ end
# Global OptionContext
var option_context = new OptionContext
init
do
option_context.add_option(opt_warn, opt_warning, opt_quiet, opt_stop_on_first_error, opt_no_color, opt_log, opt_log_dir, opt_nit_dir, opt_help, opt_version, opt_set_dummy_tool, opt_verbose, opt_bash_completion, opt_stub_man)
+
+ # Hide some internal options
+ opt_stub_man.hidden = true
+ opt_bash_completion.hidden = true
+ opt_set_dummy_tool.hidden = true
end
# Name, usage and synopsis of the tool.
var toolcontext: ToolContext
- init(toolcontext: ToolContext) do
- self.toolcontext = toolcontext
- end
-
private fun extract_options_names: Array[String] do
var names = new Array[String]
for option in toolcontext.option_context.options do