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authorregnat <rg@regnat.ovh>2022-03-03 10:50:35 +0100
committerregnat <rg@regnat.ovh>2022-03-07 10:09:09 +0100
commitc0792b1546ceed1c02a02ca1286ead55f79d5798 (patch)
treeb03b57763994b13ea800eb1c88f96d2a2dcfae14 /src/libutil/error.cc
parentb09baf690bb00125805a02e0feae9636b2114599 (diff)
Implement a suggestions mechanism
Each `Error` class now includes a set of suggestions, and these are printed by the top-level handler.
Diffstat (limited to 'src/libutil/error.cc')
-rw-r--r--src/libutil/error.cc7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/libutil/error.cc b/src/libutil/error.cc
index dcd2f82a5..15ae7a759 100644
--- a/src/libutil/error.cc
+++ b/src/libutil/error.cc
@@ -282,6 +282,13 @@ std::ostream & showErrorInfo(std::ostream & out, const ErrorInfo & einfo, bool s
}
}
+ auto suggestions = einfo.suggestions.trim();
+ if (! suggestions.suggestions.empty()){
+ oss << "Did you mean " <<
+ suggestions.trim().pretty_print() <<
+ "?" << std::endl;
+ }
+
// traces
if (showTrace && !einfo.traces.empty()) {
for (auto iter = einfo.traces.rbegin(); iter != einfo.traces.rend(); ++iter) {