guix: node: Migrate to the new modify-json.

* guix/build/node-build-system.scm (patch-dependencies):
Migrate to the new modify-json.
* guix/import/npm-binary.scm (npm-package->package-sexp): Likewise.

Change-Id: I19cadcfc212c7a0efd352acf1d17938078206366
Signed-off-by: Jelle Licht <jlicht@fsfe.org>

2 files changed, 3 insertions, 2 deletions

diff --git a/guix/build/node-build-system.scm b/guix/build/node-build-system.scm
index 42dfa9918d9..be715cc97b3 100644
--- a/guix/build/node-build-system.scm
+++ b/guix/build/node-build-system.scm
@@ -154,7 +154,7 @@ dependencies."
       (assoc-set! pkg-meta key
                   (resolve-dependencies (getter pkg-meta)))))
 
-  (modify-json
+  (modify-json "package.json"
    (resolve "devDependencies"
             (lambda (pkg-meta)
               (or (assoc-ref pkg-meta "devDependencies") '())))
diff --git a/guix/import/npm-binary.scm b/guix/import/npm-binary.scm
index 333adaab552..17775ed2269 100644
--- a/guix/import/npm-binary.scm
+++ b/guix/import/npm-binary.scm
@@ -347,7 +347,8 @@ associated Git repository, if available."
                 ((dev-names ...)
                  `((add-after 'patch-dependencies 'delete-dev-dependencies
                      (lambda _
-                       (modify-json (delete-dev-dependencies))))))))))
+                       (modify-json "package.json"
+                         (delete-dev-dependencies))))))))))
        (values
         `(package
            (name ,name)