runner: clean Terraform source path for comparison (#999)

Author: bendrucker

rules/terraformrules/terraform_standard_module_structure.go

@@ -64,11 +64,14 @@ func (r *TerraformStandardModuleStructureRule) checkFiles(runner *tflint.Runner)
 		return
 	}
 
-	files := runner.Files()
-	for name, file := range files {
+	f := runner.Files()
+	files := make(map[string]*hcl.File, len(f))
+	for name, file := range f {
 		files[filepath.Base(name)] = file
 	}
 
+	log.Printf("[DEBUG] %d files found: %v", len(files), files)
+
 	if files[filenameMain] == nil {
 		runner.EmitIssue(
 			r,

tflint/runner.go

@@ -245,7 +245,7 @@ func (r *Runner) File(path string) *hcl.File {
 func (r *Runner) Files() map[string]*hcl.File {
 	result := make(map[string]*hcl.File)
 	for name, file := range r.files {
-		if filepath.Dir(name) == r.TFConfig.Module.SourceDir {
+		if filepath.Dir(name) == filepath.Clean(r.TFConfig.Module.SourceDir) {
 			result[name] = file
 		}
 	}