diff options
Diffstat (limited to 'src/makefile/macro.rs')
| -rw-r--r-- | src/makefile/macro.rs | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/makefile/macro.rs b/src/makefile/macro.rs index f00fdff..3444e2c 100644 --- a/src/makefile/macro.rs +++ b/src/makefile/macro.rs @@ -218,7 +218,9 @@ impl<'parent, 'lookup> Set<'parent, 'lookup> { match token { Token::Text(t) => result.push_str(t), Token::MacroExpansion { name, replacement } => { - let name = self.expand(name)?; + let name = self + .expand(name) + .wrap_err_with(|| format!("while expanding \"{}\"", name))?; let internal_macro_names = &['@', '?', '<', '*'][..]; let internal_macro_suffices = &['D', 'F'][..]; let just_internal = name.len() == 1 && name.starts_with(internal_macro_names); @@ -226,14 +228,18 @@ impl<'parent, 'lookup> Set<'parent, 'lookup> { && name.starts_with(internal_macro_names) && name.ends_with(internal_macro_suffices); let macro_value = if just_internal || suffixed_internal { - self.lookup_internal(&name)? + self.lookup_internal(&name) + .wrap_err_with(|| format!("while expanding $\"{}\"", name))? } else { self.get(&name).map_or_else( || { self.warn(format!("undefined macro {}", name)); Ok(String::new()) }, - |x| self.expand(&x.text), + |x| { + self.expand(&x.text) + .wrap_err_with(|| format!("while expanding \"{}\"", &x.text)) + }, )? }; let macro_value = match replacement { |