Add depth filter

filters/depth/depth.go

@@ -0,0 +1,32 @@
+package depth
+
+import (
+	"path/filepath"
+	"strings"
+
+	"git.foosoft.net/alex/goldsmith"
+)
+
+type Depth struct {
+	depth int
+}
+
+func New(depth int) *Depth {
+	return &Depth{depth: depth}
+}
+
+func (*Depth) Name() string {
+	return "depth"
+}
+
+func (self *Depth) Accept(file *goldsmith.File) bool {
+	if self.depth == 0 {
+		return true
+	}
+
+	if parts := strings.Split(file.Path(), string(filepath.Separator)); len(parts) <= self.depth {
+		return true
+	}
+
+	return false
+}

filters/depth/depth_test.go

@@ -0,0 +1,48 @@
+package depth
+
+import (
+	"testing"
+
+	"git.foosoft.net/alex/goldsmith"
+	"git.foosoft.net/alex/goldsmith/harness"
+)
+
+func Test0(t *testing.T) {
+	harness.ValidateCase(
+		t,
+		"test_0",
+		func(gs *goldsmith.Goldsmith) {
+			gs.FilterPush(New(0))
+		},
+	)
+}
+
+func Test1(t *testing.T) {
+	harness.ValidateCase(
+		t,
+		"test_1",
+		func(gs *goldsmith.Goldsmith) {
+			gs.FilterPush(New(1))
+		},
+	)
+}
+
+func Test2(t *testing.T) {
+	harness.ValidateCase(
+		t,
+		"test_2",
+		func(gs *goldsmith.Goldsmith) {
+			gs.FilterPush(New(2))
+		},
+	)
+}
+
+func Test10(t *testing.T) {
+	harness.ValidateCase(
+		t,
+		"test_10",
+		func(gs *goldsmith.Goldsmith) {
+			gs.FilterPush(New(10))
+		},
+	)
+}

filters/depth/testdata/test_0/reference/1.txt

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+ 

filters/depth/testdata/test_0/reference/child/2.txt

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+ 

filters/depth/testdata/test_0/reference/child/child/3.txt

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+ 

filters/depth/testdata/test_0/source/1.txt

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+ 

filters/depth/testdata/test_0/source/child/2.txt

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+ 

filters/depth/testdata/test_0/source/child/child/3.txt

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+ 

filters/depth/testdata/test_1/reference/1.txt

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+ 

filters/depth/testdata/test_1/source/1.txt

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+ 

filters/depth/testdata/test_1/source/child/2.txt

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+ 

filters/depth/testdata/test_1/source/child/child/3.txt

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+ 

filters/depth/testdata/test_10/reference/1.txt

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+ 

filters/depth/testdata/test_10/reference/child/2.txt

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+ 

filters/depth/testdata/test_10/reference/child/child/3.txt

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+ 

filters/depth/testdata/test_10/source/1.txt

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+ 

filters/depth/testdata/test_10/source/child/2.txt

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+ 

filters/depth/testdata/test_10/source/child/child/3.txt

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+ 

filters/depth/testdata/test_2/reference/1.txt

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+ 

filters/depth/testdata/test_2/reference/child/2.txt

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+ 

filters/depth/testdata/test_2/source/1.txt

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+ 

filters/depth/testdata/test_2/source/child/2.txt

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+ 

filters/depth/testdata/test_2/source/child/child/3.txt

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+