1 files changed, 53 insertions, 0 deletions
diff --git a/devtools/shared/css/properties-db.js b/devtools/shared/css/properties-db.js
new file mode 100644
index 0000000000..8e13471ed7
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+++ b/devtools/shared/css/properties-db.js
@@ -0,0 +1,53 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+/**
+ * This file contains static lists of CSS properties and values. Some of the small lists
+ * are edited manually, while the larger ones are generated by a script. The comments
+ * above each list indicates how it should be updated.
+ */
+
+let db;
+
+// Allow this require to fail in case it's been deleted in the process of running
+// `mach devtools-css-db` to regenerate the database.
+try {
+  db = require("resource://devtools/shared/css/generated/properties-db.js");
+} catch (error) {
+  console.error(
+    `If this error is being displayed and "mach devtools-css-db" is not ` +
+      `being run, then it needs to be fixed.`,
+    error
+  );
+  db = {
+    CSS_PROPERTIES: {},
+    PSEUDO_ELEMENTS: [],
+  };
+}
+
+/**
+ * The list of all CSS Pseudo Elements.
+ *
+ * This list can be updated with `mach devtools-css-db`.
+ */
+exports.PSEUDO_ELEMENTS = db.PSEUDO_ELEMENTS;
+
+/**
+ * A list of CSS Properties and their various characteristics. This is used on the
+ * client-side when the CssPropertiesActor is not found, or when the client and server
+ * are the same version. A single property takes the form:
+ *
+ *  "animation": {
+ *    "isInherited": false,
+ *    "supports": [ 7, 9, 10 ]
+ *  }
+ */
+exports.CSS_PROPERTIES = db.CSS_PROPERTIES;
+
+exports.CSS_PROPERTIES_DB = {
+  properties: db.CSS_PROPERTIES,
+  pseudoElements: db.PSEUDO_ELEMENTS,
+};