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G: reference types
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5 changed files with 71 additions and 0 deletions
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@ -108,6 +108,7 @@ Grammar(
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"POINTER_TYPE",
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"ARRAY_TYPE",
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"SLICE_TYPE",
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"REFERENCE_TYPE",
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"EXTERN_BLOCK",
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"ENUM_VARIANT",
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@ -6,6 +6,7 @@ pub(super) fn type_(p: &mut Parser) {
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EXCL => never_type(p),
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STAR => pointer_type(p),
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L_BRACK => array_or_slice_type(p),
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AMPERSAND => reference_type(p),
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IDENT => path_type(p),
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_ => {
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p.error("expected type");
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@ -115,6 +116,20 @@ fn array_or_slice_type(p: &mut Parser) {
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m.complete(p, kind);
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}
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// test reference_type;
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// type A = &();
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// type B = &'static ();
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// type C = &mut ();
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fn reference_type(p: &mut Parser) {
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assert!(p.at(AMPERSAND));
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let m = p.start();
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p.bump();
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p.eat(LIFETIME);
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p.eat(MUT_KW);
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type_no_plus(p);
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m.complete(p, REFERENCE_TYPE);
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}
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fn path_type(p: &mut Parser) {
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assert!(p.at(IDENT));
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let m = p.start();
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@ -106,6 +106,7 @@ pub enum SyntaxKind {
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POINTER_TYPE,
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ARRAY_TYPE,
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SLICE_TYPE,
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REFERENCE_TYPE,
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EXTERN_BLOCK,
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ENUM_VARIANT,
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NAMED_FIELD,
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@ -238,6 +239,7 @@ impl SyntaxKind {
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POINTER_TYPE => &SyntaxInfo { name: "POINTER_TYPE" },
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ARRAY_TYPE => &SyntaxInfo { name: "ARRAY_TYPE" },
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SLICE_TYPE => &SyntaxInfo { name: "SLICE_TYPE" },
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REFERENCE_TYPE => &SyntaxInfo { name: "REFERENCE_TYPE" },
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EXTERN_BLOCK => &SyntaxInfo { name: "EXTERN_BLOCK" },
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ENUM_VARIANT => &SyntaxInfo { name: "ENUM_VARIANT" },
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NAMED_FIELD => &SyntaxInfo { name: "NAMED_FIELD" },
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3
tests/data/parser/inline/0026_reference_type;.rs
Normal file
3
tests/data/parser/inline/0026_reference_type;.rs
Normal file
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@ -0,0 +1,3 @@
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type A = &();
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type B = &'static ();
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type C = &mut ();
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50
tests/data/parser/inline/0026_reference_type;.txt
Normal file
50
tests/data/parser/inline/0026_reference_type;.txt
Normal file
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@ -0,0 +1,50 @@
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FILE@[0; 54)
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TYPE_ITEM@[0; 14)
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TYPE_KW@[0; 4)
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NAME@[4; 7)
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WHITESPACE@[4; 5)
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IDENT@[5; 6) "A"
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WHITESPACE@[6; 7)
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EQ@[7; 8)
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REFERENCE_TYPE@[8; 12)
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WHITESPACE@[8; 9)
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AMPERSAND@[9; 10)
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TUPLE_TYPE@[10; 12)
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L_PAREN@[10; 11)
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R_PAREN@[11; 12)
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SEMI@[12; 13)
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WHITESPACE@[13; 14)
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TYPE_ITEM@[14; 36)
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TYPE_KW@[14; 18)
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NAME@[18; 21)
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WHITESPACE@[18; 19)
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IDENT@[19; 20) "B"
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WHITESPACE@[20; 21)
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EQ@[21; 22)
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REFERENCE_TYPE@[22; 34)
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WHITESPACE@[22; 23)
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AMPERSAND@[23; 24)
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LIFETIME@[24; 31) "'static"
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TUPLE_TYPE@[31; 34)
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WHITESPACE@[31; 32)
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L_PAREN@[32; 33)
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R_PAREN@[33; 34)
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SEMI@[34; 35)
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WHITESPACE@[35; 36)
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TYPE_ITEM@[36; 54)
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TYPE_KW@[36; 40)
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NAME@[40; 43)
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WHITESPACE@[40; 41)
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IDENT@[41; 42) "C"
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WHITESPACE@[42; 43)
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EQ@[43; 44)
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REFERENCE_TYPE@[44; 52)
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WHITESPACE@[44; 45)
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AMPERSAND@[45; 46)
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MUT_KW@[46; 49)
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TUPLE_TYPE@[49; 52)
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WHITESPACE@[49; 50)
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L_PAREN@[50; 51)
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R_PAREN@[51; 52)
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SEMI@[52; 53)
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WHITESPACE@[53; 54)
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