grammar-checker: Make grep search more precise

Author: Luni-4

check-grammars-crates.sh

@@ -107,8 +107,11 @@ if [ "$(ls -A $COMPARE)" ]; then
     for METRIC in "${METRICS[@]}"
     do
 
-        PREFIX_METRIC="\.$METRIC"
-        FILES=`grep -r -l $PREFIX_METRIC $COMPARE | head -$MT_THRESHOLD`
+        # Find metrics as whole words
+        MATCH_PATTERN="\b\.$METRIC\b"
+        # Exclude these patterns for metrics
+        EXCLUDE_PATTERN="$METRIC("
+        FILES=`grep -r -L $EXCLUDE_PATTERN $COMPARE | xargs grep -l $MATCH_PATTERN 2>/dev/null | head -$MT_THRESHOLD`
         if [ -n "$FILES" ]
         then
             mkdir -p $OUTPUT_DIR/$METRIC