From 6c3cf0dddce7c44323ae24a67cc815f96ea9b2ab Mon Sep 17 00:00:00 2001
From: Ben Boyter <ben@boyter.org>
Date: Wed, 15 May 2024 16:12:56 +1000
Subject: [PATCH] Resolve issue 457

---
 SCC-OUTPUT-REPORT.html | 38 +++++++++++++++++++-------------------
 processor/processor.go | 11 +++++++++++
 test-all.sh            | 10 ++++++++++
 3 files changed, 40 insertions(+), 19 deletions(-)

diff --git a/SCC-OUTPUT-REPORT.html b/SCC-OUTPUT-REPORT.html
index 24e901bee..8f1c2bb02 100644
--- a/SCC-OUTPUT-REPORT.html
+++ b/SCC-OUTPUT-REPORT.html
@@ -13,13 +13,13 @@
 	<tbody><tr>
 		<th>Go</th>
 		<th>30</th>
-		<th>9384</th>
-		<th>1462</th>
+		<th>9395</th>
+		<th>1463</th>
 		<th>454</th>
-		<th>7468</th>
-		<th>1520</th>
-		<th>403311</th>
-		<th>3958</th>
+		<th>7478</th>
+		<th>1524</th>
+		<th>403651</th>
+		<th>3963</th>
 	</tr><tr>
 		<td>processor/workers_test.go</td>
 		<td></td>
@@ -63,13 +63,13 @@
 	</tr><tr>
 		<td>processor/processor.go</td>
 		<td></td>
-		<td>644</td>
-		<td>137</td>
+		<td>655</td>
+		<td>138</td>
 		<td>101</td>
-		<td>406</td>
-		<td>87</td>
-	    <td>18618</td>
-		<td>421</td>
+		<td>416</td>
+		<td>91</td>
+	    <td>18958</td>
+		<td>427</td>
 	</tr><tr>
 		<td>processor/detector_test.go</td>
 		<td></td>
@@ -324,15 +324,15 @@
 	<tfoot><tr>
 		<th>Total</th>
 		<th>30</th>
-		<th>9384</th>
-		<th>1462</th>
+		<th>9395</th>
+		<th>1463</th>
 		<th>454</th>
-		<th>7468</th>
-		<th>1520</th>
-    	<th>403311</th>
-		<th>3958</th>
+		<th>7478</th>
+		<th>1524</th>
+    	<th>403651</th>
+		<th>3963</th>
 	</tr>
 	<tr>
-		<th colspan="9">Estimated Cost to Develop (organic) $223,079<br>Estimated Schedule Effort (organic) 7.78 months<br>Estimated People Required (organic) 2.55<br></th>
+		<th colspan="9">Estimated Cost to Develop (organic) $223,393<br>Estimated Schedule Effort (organic) 7.78 months<br>Estimated People Required (organic) 2.55<br></th>
 	</tr></tfoot>
 	</table></body></html>
\ No newline at end of file
diff --git a/processor/processor.go b/processor/processor.go
index 66a2c9eaa..b4c294ac6 100644
--- a/processor/processor.go
+++ b/processor/processor.go
@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"os"
 	"path/filepath"
+	"regexp"
 	"runtime"
 	"runtime/debug"
 	"sort"
@@ -596,6 +597,16 @@ func Process() {
 	fileWalker.IncludeHidden = true
 	fileWalker.ExcludeDirectory = PathDenyList
 
+	for _, exclude := range Exclude {
+		regexpResult, err := regexp.Compile(exclude)
+		if err == nil {
+			fileWalker.ExcludeFilenameRegex = append(fileWalker.ExcludeFilenameRegex, regexpResult)
+			fileWalker.ExcludeDirectoryRegex = append(fileWalker.ExcludeDirectoryRegex, regexpResult)
+		} else {
+			printError(err.Error())
+		}
+	}
+
 	go func() {
 		err := fileWalker.Start()
 		if err != nil {
diff --git a/test-all.sh b/test-all.sh
index 287161d1a..37f72e4c9 100755
--- a/test-all.sh
+++ b/test-all.sh
@@ -885,6 +885,16 @@ else
     echo -e "${GREEN}PASSED exclude-ext check"
 fi
 
+# Issue 457
+if ./scc -M ".*" | grep -q "0.000 megabytes"; then
+    echo -e "${GREEN}PASSED issue 457"
+else
+    echo -e "${RED}======================================================="
+    echo -e "FAILED issue 457"
+    echo -e "=======================================================${NC}"
+    exit
+fi
+
 # Try out specific languages
 for i in 'Bosque ' 'Flow9 ' 'Bitbucket Pipeline ' 'Docker ignore ' 'Q# ' 'Futhark ' 'Alloy ' 'Wren ' 'Monkey C ' 'Alchemist ' 'Luna ' 'ignore ' 'XML Schema ' 'Web Services' 'Go ' 'Java ' 'Boo ' 'License ' 'BASH ' 'C Shell ' 'Korn Shell ' 'Makefile ' 'Shell ' 'Zsh ' 'Rakefile ' 'Gemfile ' 'Dockerfile ' 'Yarn ' 'Sieve ' 'F# ' 'Elm ' 'Terraform ' 'Clojure ' 'C# ' 'LLVM IR ' 'HAML ' 'FXML ' 'DM ' 'Nushell ' 'Racket ' 'DOT ' 'YAML ' 'Teal ' 'FSL ' 'INI ' 'Hare ' 'Templ ' 'Cuda ' 'GraphQL ' 'Bicep ' 'Pkl ' 'TypeSpec ' 'LALRPOP ' 'Snakemake ' 'OpenQASM ' 'Typst ' 'ZoKrates ' 'Chapel ' 'Slang ' 'Circom '
 do