lib: introduce helper function for indenting error messages

Factor out the nested syntax error message indentation logic into a
separate helper procedure for reuse in other places.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/ucode/lib.h b/include/ucode/lib.h
index 416fea5..0709702 100644
--- a/include/ucode/lib.h
+++ b/include/ucode/lib.h
@@ -33,6 +33,7 @@ uc_cfn_ptr_t uc_stdlib_function(const char *name);
 
 __hidden bool uc_source_context_format(uc_stringbuf_t *buf, uc_source_t *src, size_t off, bool compact);
 __hidden bool uc_error_context_format(uc_stringbuf_t *buf, uc_source_t *src, uc_value_t *stacktrace, size_t off);
+__hidden void uc_error_message_indent(char **msg);
 
 __hidden uc_value_t *uc_require_library(uc_vm_t *vm, uc_value_t *nameval, bool so_only);