toolcontext: disable error messages if `opt_warn.value` is negative

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/toolcontext.nit b/src/toolcontext.nit
index 1ad54d9..8cea80f 100644 (file)
--- a/src/toolcontext.nit
+++ b/src/toolcontext.nit
@@ -242,6 +242,7 @@ class ToolContext
                var m = new Message(l, null, s, 2)
                if messages.has(m) then return m
                if l != null then l.add_message m
+               if opt_warn.value <= -1 then return m
                messages.add m
                error_count = error_count + 1
                if opt_stop_on_first_error.value then check_errors
@@ -276,7 +277,7 @@ class ToolContext
                if messages.has(m) then return null
                if l != null then l.add_message m
                if opt_warning.value.has("no-{tag}") then return null
-               if not opt_warning.value.has(tag) and opt_warn.value == 0 then return null
+               if not opt_warning.value.has(tag) and opt_warn.value <= 0 then return null
                messages.add m
                warning_count = warning_count + 1
                if opt_stop_on_first_error.value then check_errors