commands: fix refs 'edges' option work

also change it to use format instead of separate variable

License: MIT
Signed-off-by: Jakub Sztandera <kubuxu@protonmail.ch>

core/commands/refs.go

@@ -74,17 +74,26 @@ NOTE: List all references recursively by using the flag '-r'.
 			return
 		}
 
-		edges, _, err := req.Option("edges").Bool()
+		format, _, err := req.Option("format").String()
 		if err != nil {
 			res.SetError(err, cmds.ErrNormal)
 			return
 		}
 
-		format, _, err := req.Option("format").String()
+		edges, _, err := req.Option("edges").Bool()
 		if err != nil {
 			res.SetError(err, cmds.ErrNormal)
 			return
 		}
+		if edges {
+			if format != "<dst>" {
+				res.SetError(errors.New("using format arguement with edges is not allowed"),
+					cmds.ErrClient)
+				return
+			}
+
+			format = "<src> -> <dst>"
+		}
 
 		objs, err := objectsForPaths(ctx, n, req.Arguments())
 		if err != nil {
@@ -103,7 +112,6 @@ NOTE: List all references recursively by using the flag '-r'.
 				DAG:       n.DAG,
 				Ctx:       ctx,
 				Unique:    unique,
-				PrintEdge: edges,
 				PrintFmt:  format,
 				Recursive: recursive,
 			}
@@ -210,7 +218,6 @@ type RefWriter struct {
 
 	Unique    bool
 	Recursive bool
-	PrintEdge bool
 	PrintFmt  string
 
 	seen map[key.Key]struct{}
@@ -315,8 +322,6 @@ func (rw *RefWriter) WriteEdge(from, to key.Key, linkname string) error {
 		s = strings.Replace(s, "<src>", from.B58String(), -1)
 		s = strings.Replace(s, "<dst>", to.B58String(), -1)
 		s = strings.Replace(s, "<linkname>", linkname, -1)
-	case rw.PrintEdge:
-		s = from.B58String() + " -> " + to.B58String()
 	default:
 		s += to.B58String()
 	}

test/sharness/t0500-issues-and-regressions-offline.sh

@@ -4,8 +4,6 @@ test_description="Tests for various fixed issues and regressions."
 
 . lib/test-lib.sh
 
-test_init_ipfs
-
 # Tests go here
 
 test_expect_success "ipfs init with occupied input works - #2748" '
@@ -13,6 +11,7 @@ test_expect_success "ipfs init with occupied input works - #2748" '
 	echo "" | time-out ipfs init &&
 	rm -rf ipfs_path
 '
+test_init_ipfs
 
 test_expect_success "ipfs cat --help succeeds with no input" '
  	time-out ipfs cat --help
@@ -22,4 +21,22 @@ test_expect_success "ipfs pin ls --help succeeds with no input" '
  	time-out ipfs pin ls --help
 '
 
+test_expect_success "ipfs add on 1MB from stdin woks" '
+	random 1048576 42 | ipfs add -q > 1MB.hash
+'
+
+test_expect_success "'ipfs refs -r -e \$(cat 1MB.hash)' succeeds" '
+	ipfs refs -r -e $(cat 1MB.hash) > refs-e.out
+'
+
+test_expect_success "output of 'ipfs refs -e' links to separate blocks" '
+	grep "$(cat 1MB.hash) ->" refs-e.out
+'
+
+test_expect_success "output of 'ipfs refs -e' contains all first level links" '
+	grep "$(cat 1MB.hash) ->" refs-e.out | sed -e '\''s/.* -> //'\'' | sort > refs-s.out &&
+	ipfs refs "$(cat 1MB.hash)" | sort > refs-one.out &&
+	test_cmp refs-s.out refs-one.out
+'
+
 test_done