52 lines
1.4 KiB
Rust
52 lines
1.4 KiB
Rust
// force-host
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// no-prefer-dynamic
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#![crate_type = "proc-macro"]
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extern crate proc_macro;
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use proc_macro::TokenStream;
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#[proc_macro_attribute]
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pub fn expect_let(attr: TokenStream, item: TokenStream) -> TokenStream {
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assert!(attr.to_string().is_empty());
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assert_eq!(item.to_string(), "let string = \"Hello, world!\" ;");
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item
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}
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#[proc_macro_attribute]
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pub fn expect_print_stmt(attr: TokenStream, item: TokenStream) -> TokenStream {
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assert!(attr.to_string().is_empty());
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assert_eq!(item.to_string(), "println! (\"{}\", string) ;");
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item
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}
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#[proc_macro_attribute]
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pub fn expect_expr(attr: TokenStream, item: TokenStream) -> TokenStream {
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assert!(attr.to_string().is_empty());
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assert_eq!(item.to_string(), "print_str(\"string\")");
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item
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}
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#[proc_macro_attribute]
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pub fn expect_print_expr(attr: TokenStream, item: TokenStream) -> TokenStream {
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assert!(attr.to_string().is_empty());
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assert_eq!(item.to_string(), "println! (\"{}\", string)");
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item
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}
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#[proc_macro_attribute]
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pub fn no_output(attr: TokenStream, item: TokenStream) -> TokenStream {
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assert!(attr.to_string().is_empty());
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assert!(!item.to_string().is_empty());
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"".parse().unwrap()
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}
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#[proc_macro_attribute]
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pub fn noop(attr: TokenStream, item: TokenStream) -> TokenStream {
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assert!(attr.to_string().is_empty());
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assert!(!item.to_string().is_empty());
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item
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}
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