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extern crate syn;
mod features;
#[macro_use]
mod macros;
use syn::{Meta, MetaList, MetaNameValue, NestedMeta};
#[test]
fn test_parse_meta_item_word() {
let input = "hello";
snapshot!(input as Meta, @r###"
⋮Path(Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "hello",
⋮ arguments: None,
⋮ },
⋮ ],
⋮})
"###);
}
#[test]
fn test_parse_meta_name_value() {
let input = "foo = 5";
let (inner, meta) = (input, input);
snapshot!(inner as MetaNameValue, @r###"
⋮MetaNameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "foo",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 5,
⋮}
"###);
snapshot!(meta as Meta, @r###"
⋮Meta::NameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "foo",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 5,
⋮}
"###);
assert_eq!(meta, inner.into());
}
#[test]
fn test_parse_meta_name_value_with_keyword() {
let input = "static = 5";
let (inner, meta) = (input, input);
snapshot!(inner as MetaNameValue, @r###"
⋮MetaNameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "static",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 5,
⋮}
"###);
snapshot!(meta as Meta, @r###"
⋮Meta::NameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "static",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 5,
⋮}
"###);
assert_eq!(meta, inner.into());
}
#[test]
fn test_parse_meta_name_value_with_bool() {
let input = "true = 5";
let (inner, meta) = (input, input);
snapshot!(inner as MetaNameValue, @r###"
⋮MetaNameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "true",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 5,
⋮}
"###);
snapshot!(meta as Meta, @r###"
⋮Meta::NameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "true",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 5,
⋮}
"###);
assert_eq!(meta, inner.into());
}
#[test]
fn test_parse_meta_item_list_lit() {
let input = "foo(5)";
let (inner, meta) = (input, input);
snapshot!(inner as MetaList, @r###"
⋮MetaList {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "foo",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ nested: [
⋮ Lit(5),
⋮ ],
⋮}
"###);
snapshot!(meta as Meta, @r###"
⋮Meta::List {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "foo",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ nested: [
⋮ Lit(5),
⋮ ],
⋮}
"###);
assert_eq!(meta, inner.into());
}
#[test]
fn test_parse_meta_item_multiple() {
let input = "foo(word, name = 5, list(name2 = 6), word2)";
let (inner, meta) = (input, input);
snapshot!(inner as MetaList, @r###"
⋮MetaList {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "foo",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ nested: [
⋮ Meta(Path(Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "word",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ })),
⋮ Meta(Meta::NameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "name",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 5,
⋮ }),
⋮ Meta(Meta::List {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "list",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ nested: [
⋮ Meta(Meta::NameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "name2",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 6,
⋮ }),
⋮ ],
⋮ }),
⋮ Meta(Path(Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "word2",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ })),
⋮ ],
⋮}
"###);
snapshot!(meta as Meta, @r###"
⋮Meta::List {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "foo",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ nested: [
⋮ Meta(Path(Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "word",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ })),
⋮ Meta(Meta::NameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "name",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 5,
⋮ }),
⋮ Meta(Meta::List {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "list",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ nested: [
⋮ Meta(Meta::NameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "name2",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 6,
⋮ }),
⋮ ],
⋮ }),
⋮ Meta(Path(Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "word2",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ })),
⋮ ],
⋮}
"###);
assert_eq!(meta, inner.into());
}
#[test]
fn test_parse_nested_meta() {
let input = "5";
snapshot!(input as NestedMeta, @"Lit(5)");
let input = "list(name2 = 6)";
snapshot!(input as NestedMeta, @r###"
⋮Meta(Meta::List {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "list",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ nested: [
⋮ Meta(Meta::NameValue {
⋮ path: Path {
⋮ segments: [
⋮ PathSegment {
⋮ ident: "name2",
⋮ arguments: None,
⋮ },
⋮ ],
⋮ },
⋮ lit: 6,
⋮ }),
⋮ ],
⋮})
"###);
}