From 40a355a42d4a9444dc753c04c6608dade2f06a23 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 03:13:27 +0200
Subject: Adding upstream version 125.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 xpcom/idl-parser/xpidl/typescript.py | 94 ++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 xpcom/idl-parser/xpidl/typescript.py

(limited to 'xpcom/idl-parser/xpidl/typescript.py')

diff --git a/xpcom/idl-parser/xpidl/typescript.py b/xpcom/idl-parser/xpidl/typescript.py
new file mode 100644
index 0000000000..614a328edf
--- /dev/null
+++ b/xpcom/idl-parser/xpidl/typescript.py
@@ -0,0 +1,94 @@
+#!/usr/bin/env python
+# typescript.py - Collect .d.json TypeScript info from xpidl.
+#
+# 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/.
+
+import json
+
+import mozpack.path as mozpath
+
+from xpidl import xpidl
+
+
+def ts_enum(e):
+    variants = [{"name": v.name, "value": v.getValue()} for v in e.variants]
+    return {"id": e.basename, "variants": variants}
+
+
+def ts_attribute(a):
+    return {"name": a.name, "type": a.realtype.tsType(), "readonly": a.readonly}
+
+
+def ts_method(m):
+    args = []
+    for p in m.params:
+        if p.iid_is and not p.retval:
+            raise xpidl.TSNoncompat(f"{m.name} has unsupported iid_is argument")
+        args.append({"name": p.name, "optional": p.optional, "type": p.tsType()})
+
+    iid_is = None
+    type = m.realtype.tsType()
+    if args and m.params[-1].retval:
+        type = args.pop()["type"]
+        iid_is = m.params[-1].iid_is
+
+    return {"name": m.name, "type": type, "iid_is": iid_is, "args": args}
+
+
+def ts_interface(iface):
+    enums = []
+    consts = []
+    members = []
+
+    for m in iface.members:
+        try:
+            if isinstance(m, xpidl.CEnum):
+                enums.append(ts_enum(m))
+            elif isinstance(m, xpidl.ConstMember):
+                consts.append({"name": m.name, "value": m.getValue()})
+            elif isinstance(m, xpidl.Attribute) and m.isScriptable():
+                members.append(ts_attribute(m))
+            elif isinstance(m, xpidl.Method) and m.isScriptable():
+                members.append(ts_method(m))
+        except xpidl.TSNoncompat:
+            # Omit member if any type is unsupported.
+            pass
+
+    return {
+        "id": iface.name,
+        "base": iface.base,
+        "callable": iface.attributes.function,
+        "enums": enums,
+        "consts": consts,
+        "members": members,
+    }
+
+
+def ts_typedefs(idl):
+    for p in idl.getNames():
+        if isinstance(p, xpidl.Typedef) and not p.substitute:
+            try:
+                yield (p.name, p.realtype.tsType())
+            except xpidl.TSNoncompat:
+                pass
+
+
+def ts_source(idl):
+    """Collect typescript interface .d.json from a source idl file."""
+    root = mozpath.join(mozpath.dirname(__file__), "../../..")
+    return {
+        "path": mozpath.relpath(idl.productions[0].location._file, root),
+        "interfaces": [
+            ts_interface(p)
+            for p in idl.productions
+            if isinstance(p, xpidl.Interface) and p.attributes.scriptable
+        ],
+        "typedefs": sorted(ts_typedefs(idl)),
+    }
+
+
+def write(d_json, fd):
+    """Write json type info into fd"""
+    json.dump(d_json, fd, indent=2, sort_keys=True)
-- 
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