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typing.lua: report errors from the caller's location

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Don't attribute the error to the metamethods in the typing
module, attribute them to the calling code.
This commit is contained in:
Wez Furlong
2024-06-26 17:04:28 -07:00
parent d7a4b7a334
commit 7392ccf3d8
1 changed files with 16 additions and 9 deletions
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assets/policy-extras/typing.lua
+16 -9
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@@ -26,7 +26,8 @@ function mod.record(name, fields)
local field_def = ty.fields[k]
if not field_def then
error(
string.format("%s: attempt to read unknown field '%s'", ty.name, k)
string.format("%s: attempt to read unknown field '%s'", ty.name, k),
2
)
end
end
@@ -34,7 +35,7 @@ function mod.record(name, fields)
function ty.__newindex(t, k, v)
local field_def = ty.fields[k]
if not field_def then
error(string.format("%s: unknown field '%s'", ty.name, k))
error(string.format("%s: unknown field '%s'", ty.name, k), 2)
end
local status, result = field_def:validate_value(v)
if status then
@@ -47,7 +48,8 @@ function mod.record(name, fields)
value_dump(v),
k,
result
)
),
2
)
end
end
@@ -68,7 +70,8 @@ function mod.record(name, fields)
ty.name,
k,
def.name
)
),
2
)
end
end
@@ -153,7 +156,8 @@ function mod.list(value_type)
function ty.__newindex(t, idx, v)
if type(idx) ~= 'number' then
error(
string.format("%s: invalid index '%s' list", ty.name, value_dump(idx))
string.format("%s: invalid index '%s' list", ty.name, value_dump(idx)),
2
)
end
@@ -166,7 +170,8 @@ function mod.list(value_type)
value_dump(v),
idx,
val_fixup
)
),
2
)
end
@@ -257,7 +262,8 @@ function mod.map(key_type, value_type)
ty.name,
value_dump(k),
key_fixup
)
),
2
)
end
@@ -270,7 +276,8 @@ function mod.map(key_type, value_type)
value_dump(v),
value_dump(k),
val_fixup
)
),
2
)
end
@@ -340,7 +347,7 @@ local function make_simple_ctor(ty)
function ctor_mt:__call(value)
local status, fixup = ty:validate_value(value)
if not status then
error(err)
error(err, 2)
end
return fixup
end