chore: add vendor dependencies for kauma build

vendor/syn/tests/test_attribute.rs

@@ -0,0 +1,225 @@
+#![allow(clippy::uninlined_format_args)]
+
+#[macro_use]
+mod macros;
+
+use syn::parse::Parser;
+use syn::{Attribute, Meta};
+
+#[test]
+fn test_meta_item_word() {
+    let meta = test("#[foo]");
+
+    snapshot!(meta, @r###"
+    Meta::Path {
+        segments: [
+            PathSegment {
+                ident: "foo",
+            },
+        ],
+    }
+    "###);
+}
+
+#[test]
+fn test_meta_item_name_value() {
+    let meta = test("#[foo = 5]");
+
+    snapshot!(meta, @r###"
+    Meta::NameValue {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "foo",
+                },
+            ],
+        },
+        value: Expr::Lit {
+            lit: 5,
+        },
+    }
+    "###);
+}
+
+#[test]
+fn test_meta_item_bool_value() {
+    let meta = test("#[foo = true]");
+
+    snapshot!(meta, @r###"
+    Meta::NameValue {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "foo",
+                },
+            ],
+        },
+        value: Expr::Lit {
+            lit: Lit::Bool {
+                value: true,
+            },
+        },
+    }
+    "###);
+
+    let meta = test("#[foo = false]");
+
+    snapshot!(meta, @r###"
+    Meta::NameValue {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "foo",
+                },
+            ],
+        },
+        value: Expr::Lit {
+            lit: Lit::Bool {
+                value: false,
+            },
+        },
+    }
+    "###);
+}
+
+#[test]
+fn test_meta_item_list_lit() {
+    let meta = test("#[foo(5)]");
+
+    snapshot!(meta, @r###"
+    Meta::List {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "foo",
+                },
+            ],
+        },
+        delimiter: MacroDelimiter::Paren,
+        tokens: TokenStream(`5`),
+    }
+    "###);
+}
+
+#[test]
+fn test_meta_item_list_word() {
+    let meta = test("#[foo(bar)]");
+
+    snapshot!(meta, @r###"
+    Meta::List {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "foo",
+                },
+            ],
+        },
+        delimiter: MacroDelimiter::Paren,
+        tokens: TokenStream(`bar`),
+    }
+    "###);
+}
+
+#[test]
+fn test_meta_item_list_name_value() {
+    let meta = test("#[foo(bar = 5)]");
+
+    snapshot!(meta, @r###"
+    Meta::List {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "foo",
+                },
+            ],
+        },
+        delimiter: MacroDelimiter::Paren,
+        tokens: TokenStream(`bar = 5`),
+    }
+    "###);
+}
+
+#[test]
+fn test_meta_item_list_bool_value() {
+    let meta = test("#[foo(bar = true)]");
+
+    snapshot!(meta, @r###"
+    Meta::List {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "foo",
+                },
+            ],
+        },
+        delimiter: MacroDelimiter::Paren,
+        tokens: TokenStream(`bar = true`),
+    }
+    "###);
+}
+
+#[test]
+fn test_meta_item_multiple() {
+    let meta = test("#[foo(word, name = 5, list(name2 = 6), word2)]");
+
+    snapshot!(meta, @r###"
+    Meta::List {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "foo",
+                },
+            ],
+        },
+        delimiter: MacroDelimiter::Paren,
+        tokens: TokenStream(`word , name = 5 , list (name2 = 6) , word2`),
+    }
+    "###);
+}
+
+#[test]
+fn test_bool_lit() {
+    let meta = test("#[foo(true)]");
+
+    snapshot!(meta, @r###"
+    Meta::List {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "foo",
+                },
+            ],
+        },
+        delimiter: MacroDelimiter::Paren,
+        tokens: TokenStream(`true`),
+    }
+    "###);
+}
+
+#[test]
+fn test_negative_lit() {
+    let meta = test("#[form(min = -1, max = 200)]");
+
+    snapshot!(meta, @r###"
+    Meta::List {
+        path: Path {
+            segments: [
+                PathSegment {
+                    ident: "form",
+                },
+            ],
+        },
+        delimiter: MacroDelimiter::Paren,
+        tokens: TokenStream(`min = - 1 , max = 200`),
+    }
+    "###);
+}
+
+fn test(input: &str) -> Meta {
+    let attrs = Attribute::parse_outer.parse_str(input).unwrap();
+
+    assert_eq!(attrs.len(), 1);
+    let attr = attrs.into_iter().next().unwrap();
+
+    attr.meta
+}