traverse nested directories (#2105)

* fix/breardon2011/traverse-nested

* fixed tests

Author: breardon2011

libs/digger_config/digger_config.go

@@ -3,14 +3,15 @@ package digger_config
 import (
 	"errors"
 	"fmt"
-	"github.com/diggerhq/digger/libs/digger_config/terragrunt/tac"
 	"log/slog"
 	"os"
 	"path"
 	"path/filepath"
 	"regexp"
 	"strings"
 
+	"github.com/diggerhq/digger/libs/digger_config/terragrunt/tac"
+
 	"github.com/samber/lo"
 
 	"github.com/dominikbraun/graph"
@@ -926,7 +927,11 @@ func (c *DiggerConfig) GetModifiedProjects(changedFiles []string) ([]Project, ma
 			includePatterns := project.IncludePatterns
 			excludePatterns := project.ExcludePatterns
 
-			includePatterns = append(includePatterns, filepath.Join(project.Dir, "*"))
+			if !project.Terragrunt {
+				includePatterns = append(includePatterns, filepath.Join(project.Dir, "**", "*"))
+			} else {
+				includePatterns = append(includePatterns, filepath.Join(project.Dir, "*"))
+			}
 
 			// all our patterns are the globale dir pattern + the include patterns specified by user
 			if MatchIncludeExcludePatternsToFile(changedFile, includePatterns, excludePatterns) {

libs/digger_config/digger_config_test.go

@@ -1317,9 +1317,24 @@ func TestGetModifiedProjectsReturnsCorrectSourceMappingWithDotFile(t *testing.T)
 		Projects: projects,
 	}
 	//expectedImpactingLocations := map[string]ProjectToSourceMapping{}
+	// TODO: this behaviour doesn't make much sense, we should re-evaluate when we make it configurable
+	impactedProjects, _ := c.GetModifiedProjects(changedFiles)
+	assert.Equal(t, 1, len(impactedProjects))
+}
 
+func TestShouldDetectNestedFilesAsImpacted(t *testing.T) {
+	changedFiles := []string{"services/backend/files/config.json"}
+	projects := []Project{
+		Project{
+			Name: "services_backend",
+			Dir:  "services/backend",
+		},
+	}
+	c := DiggerConfig{
+		Projects: projects,
+	}
 	impactedProjects, _ := c.GetModifiedProjects(changedFiles)
-	assert.Equal(t, 0, len(impactedProjects))
+	assert.Equal(t, 1, len(impactedProjects))
 }
 
 func TestGetModifiedProjectsReturnsCorrectSourceMapping(t *testing.T) {