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-rw-r--r--core/features.lua1
-rw-r--r--core/moduleapi.lua16
2 files changed, 15 insertions, 2 deletions
diff --git a/core/features.lua b/core/features.lua
index 2948a1a7..41d8ce70 100644
--- a/core/features.lua
+++ b/core/features.lua
@@ -18,5 +18,6 @@ return {
-- new moduleapi methods
"getopt-enum";
+ "getopt-interval";
};
};
diff --git a/core/moduleapi.lua b/core/moduleapi.lua
index 68818b8d..87a25ae7 100644
--- a/core/moduleapi.lua
+++ b/core/moduleapi.lua
@@ -232,12 +232,24 @@ function api:get_option_string(name, default_value)
return tostring(value);
end
-function api:get_option_number(name, ...)
- local value = self:get_option_scalar(name, ...);
+function api:get_option_number(name, default_value, min, max)
+ local value = self:get_option_scalar(name, default_value);
local ret = tonumber(value);
if value ~= nil and ret == nil then
self:log("error", "Config option '%s' not understood, expecting a number", name);
end
+ if ret == default_value then
+ -- skip interval checks for default or nil
+ return ret;
+ end
+ if min and ret < min then
+ self:log("warn", "Config option '%s' out of bounds %g < %g", name, ret, min);
+ return min;
+ end
+ if max and ret > max then
+ self:log("warn", "Config option '%s' out of bounds %g > %g", name, ret, max);
+ return max;
+ end
return ret;
end