1 files changed, 58 insertions, 0 deletions
diff --git a/vendor/github.com/quasilyte/gogrep/slices.go b/vendor/github.com/quasilyte/gogrep/slices.go
new file mode 100644
index 000000000..13775a818
--- /dev/null
+++ b/vendor/github.com/quasilyte/gogrep/slices.go
@@ -0,0 +1,58 @@
+package gogrep
+
+import (
+	"go/ast"
+	"go/token"
+)
+
+type NodeSlice interface {
+	At(i int) ast.Node
+	Len() int
+	slice(from, to int) NodeSlice
+	ast.Node
+}
+
+type (
+	ExprSlice  []ast.Expr
+	stmtSlice  []ast.Stmt
+	fieldSlice []*ast.Field
+	identSlice []*ast.Ident
+	specSlice  []ast.Spec
+	declSlice  []ast.Decl
+)
+
+func (l ExprSlice) Len() int                 { return len(l) }
+func (l ExprSlice) At(i int) ast.Node        { return l[i] }
+func (l ExprSlice) slice(i, j int) NodeSlice { return l[i:j] }
+func (l ExprSlice) Pos() token.Pos           { return l[0].Pos() }
+func (l ExprSlice) End() token.Pos           { return l[len(l)-1].End() }
+
+func (l stmtSlice) Len() int                 { return len(l) }
+func (l stmtSlice) At(i int) ast.Node        { return l[i] }
+func (l stmtSlice) slice(i, j int) NodeSlice { return l[i:j] }
+func (l stmtSlice) Pos() token.Pos           { return l[0].Pos() }
+func (l stmtSlice) End() token.Pos           { return l[len(l)-1].End() }
+
+func (l fieldSlice) Len() int                 { return len(l) }
+func (l fieldSlice) At(i int) ast.Node        { return l[i] }
+func (l fieldSlice) slice(i, j int) NodeSlice { return l[i:j] }
+func (l fieldSlice) Pos() token.Pos           { return l[0].Pos() }
+func (l fieldSlice) End() token.Pos           { return l[len(l)-1].End() }
+
+func (l identSlice) Len() int                 { return len(l) }
+func (l identSlice) At(i int) ast.Node        { return l[i] }
+func (l identSlice) slice(i, j int) NodeSlice { return l[i:j] }
+func (l identSlice) Pos() token.Pos           { return l[0].Pos() }
+func (l identSlice) End() token.Pos           { return l[len(l)-1].End() }
+
+func (l specSlice) Len() int                 { return len(l) }
+func (l specSlice) At(i int) ast.Node        { return l[i] }
+func (l specSlice) slice(i, j int) NodeSlice { return l[i:j] }
+func (l specSlice) Pos() token.Pos           { return l[0].Pos() }
+func (l specSlice) End() token.Pos           { return l[len(l)-1].End() }
+
+func (l declSlice) Len() int                 { return len(l) }
+func (l declSlice) At(i int) ast.Node        { return l[i] }
+func (l declSlice) slice(i, j int) NodeSlice { return l[i:j] }
+func (l declSlice) Pos() token.Pos           { return l[0].Pos() }
+func (l declSlice) End() token.Pos           { return l[len(l)-1].End() }