Import 'darling_macro' crateupstream

Request Document: go/android-rust-importing-crates
For CL Reviewers: go/android3p#cl-review
For Build Team: go/ab-third-party-imports
Bug: http://b/328420133
Test: m libdarling_macro

Change-Id: I1bf8aef84b9e50df4fc183313e3a7954de11c5ea

10 files changed, 220 insertions, 0 deletions

diff --git a/.cargo_vcs_info.json b/.cargo_vcs_info.json
new file mode 100644
index 0000000..9ae55c8
--- /dev/null
+++ b/.cargo_vcs_info.json
@@ -0,0 +1,6 @@
+{
+  "git": {
+    "sha1": "25ce6ecc079c58a18cbecbdcc98bf8d647410edd"
+  },
+  "path_in_vcs": "macro"
+}
\ No newline at end of file
diff --git a/Android.bp b/Android.bp
new file mode 100644
index 0000000..f73ebd8
--- /dev/null
+++ b/Android.bp
@@ -0,0 +1,17 @@
+// This file is generated by cargo_embargo.
+// Do not modify this file as changes will be overridden on upgrade.
+
+// TODO: Add license.
+rust_proc_macro {
+    name: "libdarling_macro",
+    crate_name: "darling_macro",
+    cargo_env_compat: true,
+    cargo_pkg_version: "0.20.8",
+    srcs: ["src/lib.rs"],
+    edition: "2018",
+    rustlibs: [
+        "libdarling_core",
+        "libquote",
+        "libsyn",
+    ],
+}
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..f5e2af1
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,72 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "darling_core"
+version = "0.20.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c2cf1c23a687a1feeb728783b993c4e1ad83d99f351801977dd809b48d0a70f"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.20.8"
+dependencies = [
+ "darling_core",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "fnv"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+
+[[package]]
+name = "ident_case"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.78"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2422ad645d89c99f8f3e6b88a9fdeca7fabeac836b1002371c4367c8f984aae"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "291ec9ab5efd934aaf503a6466c5d5251535d108ee747472c3977cc5acc868ef"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "syn"
+version = "2.0.52"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b699d15b36d1f02c3e7c69f8ffef53de37aefae075d8488d4ba1a7788d574a07"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..779f3b1
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,34 @@
+# THIS FILE IS AUTOMATICALLY GENERATED BY CARGO
+#
+# When uploading crates to the registry Cargo will automatically
+# "normalize" Cargo.toml files for maximal compatibility
+# with all versions of Cargo and also rewrite `path` dependencies
+# to registry (e.g., crates.io) dependencies.
+#
+# If you are reading this file be aware that the original Cargo.toml
+# will likely look very different (and much more reasonable).
+# See Cargo.toml.orig for the original contents.
+
+[package]
+edition = "2018"
+name = "darling_macro"
+version = "0.20.8"
+authors = ["Ted Driggs <ted.driggs@outlook.com>"]
+description = """
+Internal support for a proc-macro library for reading attributes into structs when
+implementing custom derives. Use https://crates.io/crates/darling in your code.
+"""
+license = "MIT"
+repository = "https://github.com/TedDriggs/darling"
+
+[lib]
+proc-macro = true
+
+[dependencies.darling_core]
+version = "=0.20.8"
+
+[dependencies.quote]
+version = "1.0.18"
+
+[dependencies.syn]
+version = "2.0.15"
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..0b48ead
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2017 Ted Driggs
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/METADATA b/METADATA
new file mode 100644
index 0000000..94e6da0
--- /dev/null
+++ b/METADATA
@@ -0,0 +1,20 @@
+name: "darling_macro"
+description: "()"
+third_party {
+  identifier {
+    type: "crates.io"
+    value: "darling_macro"
+  }
+  identifier {
+    type: "Archive"
+    value: "https://static.crates.io/crates/darling_macro/darling_macro-0.20.8.crate"
+    primary_source: true
+  }
+  version: "0.20.8"
+  license_type: NOTICE
+  last_upgrade_date {
+    year: 2024
+    month: 3
+    day: 6
+  }
+}
diff --git a/MODULE_LICENSE_MIT b/MODULE_LICENSE_MIT
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/MODULE_LICENSE_MIT
diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..48bea6e
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1,2 @@
+# Bug component: 688011
+include platform/prebuilts/rust:main:/OWNERS
diff --git a/cargo_embargo.json b/cargo_embargo.json
new file mode 100644
index 0000000..65331e6
--- /dev/null
+++ b/cargo_embargo.json
@@ -0,0 +1,8 @@
+{
+    "run_cargo": false,
+    "package": {
+        "darling_macro": {
+            "device_supported": false
+        }
+    }
+}
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..8da0272
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,40 @@
+use darling_core::{derive, Error};
+use proc_macro::TokenStream;
+use syn::parse_macro_input;
+
+#[proc_macro_derive(FromMeta, attributes(darling))]
+pub fn derive_from_meta(input: TokenStream) -> TokenStream {
+    derive::from_meta(&parse_macro_input!(input)).into()
+}
+
+#[proc_macro_derive(FromMetaItem, attributes(darling))]
+pub fn derive_from_meta_item(_input: TokenStream) -> TokenStream {
+    Error::custom("darling::FromMetaItem has been replaced by darling::FromMeta")
+        .write_errors()
+        .into()
+}
+
+#[proc_macro_derive(FromAttributes, attributes(darling))]
+pub fn derive_from_attributes(input: TokenStream) -> TokenStream {
+    derive::from_attributes(&parse_macro_input!(input)).into()
+}
+
+#[proc_macro_derive(FromDeriveInput, attributes(darling))]
+pub fn derive_from_input(input: TokenStream) -> TokenStream {
+    derive::from_derive_input(&parse_macro_input!(input)).into()
+}
+
+#[proc_macro_derive(FromField, attributes(darling))]
+pub fn derive_field(input: TokenStream) -> TokenStream {
+    derive::from_field(&parse_macro_input!(input)).into()
+}
+
+#[proc_macro_derive(FromTypeParam, attributes(darling))]
+pub fn derive_type_param(input: TokenStream) -> TokenStream {
+    derive::from_type_param(&parse_macro_input!(input)).into()
+}
+
+#[proc_macro_derive(FromVariant, attributes(darling))]
+pub fn derive_variant(input: TokenStream) -> TokenStream {
+    derive::from_variant(&parse_macro_input!(input)).into()
+}