feat: support negative globs (#1324)

Co-authored-by: Andrey Nering <andrey@nering.com.br>

taskfile/glob.go

@@ -0,0 +1,32 @@
+package taskfile
+
+import (
+	"fmt"
+
+	"gopkg.in/yaml.v3"
+)
+
+type Glob struct {
+	Glob   string
+	Negate bool
+}
+
+func (g *Glob) UnmarshalYAML(node *yaml.Node) error {
+	switch node.Kind {
+	case yaml.ScalarNode:
+		g.Glob = node.Value
+		return nil
+	case yaml.MappingNode:
+		var glob struct {
+			Exclude string
+		}
+		if err := node.Decode(&glob); err != nil {
+			return err
+		}
+		g.Glob = glob.Exclude
+		g.Negate = true
+		return nil
+	default:
+		return fmt.Errorf("yaml: line %d: cannot unmarshal %s into task", node.Line, node.ShortTag())
+	}
+}

taskfile/task.go

@@ -19,8 +19,8 @@ type Task struct {
 	Summary              string
 	Requires             *Requires
 	Aliases              []string
-	Sources              []string
-	Generates            []string
+	Sources              []*Glob
+	Generates            []*Glob
 	Status               []string
 	Preconditions        []*Precondition
 	Dir                  string
@@ -83,8 +83,8 @@ func (t *Task) UnmarshalYAML(node *yaml.Node) error {
 			Prompt        string
 			Summary       string
 			Aliases       []string
-			Sources       []string
-			Generates     []string
+			Sources       []*Glob
+			Generates     []*Glob
 			Status        []string
 			Preconditions []*Precondition
 			Dir           string