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-rw-r--r--monkey/rules.py8
1 files changed, 6 insertions, 2 deletions
diff --git a/monkey/rules.py b/monkey/rules.py
index c8e1a65..d3bdf71 100644
--- a/monkey/rules.py
+++ b/monkey/rules.py
@@ -71,11 +71,15 @@ def suggest_true(bugs, program, patterns):
n_found = len(match[True])
matches[n_found].append(match)
+ # we want at least two matching patterns to consider hinting
+ if max(matches) < 2:
+ return None
+
# consider only rules that have maximum matching patterns
candidate_rules = matches[max(matches)]
- # if there is candidate with no missing patterns, the program should already
- # be correct, so do not try hinting
+ # if there is candidate a with no missing patterns, the program should
+ # already be correct, so do not try hinting because we know nothing
if any(not match[False] for match in candidate_rules):
return None