:arrow_up: rust-analyzer

16 files changed, 452 insertions, 3 deletions

diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0049_let_else_right_curly_brace_for.rast b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0049_let_else_right_curly_brace_for.rast
new file mode 100644
index 00000000000..026fecf4c9d
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0049_let_else_right_curly_brace_for.rast
@@ -0,0 +1,58 @@
+SOURCE_FILE
+  FN
+    FN_KW "fn"
+    WHITESPACE " "
+    NAME
+      IDENT "f"
+    PARAM_LIST
+      L_PAREN "("
+      R_PAREN ")"
+    WHITESPACE " "
+    BLOCK_EXPR
+      STMT_LIST
+        L_CURLY "{"
+        WHITESPACE "\n    "
+        LET_STMT
+          LET_KW "let"
+          WHITESPACE " "
+          WILDCARD_PAT
+            UNDERSCORE "_"
+          WHITESPACE " "
+          EQ "="
+          WHITESPACE " "
+          FOR_EXPR
+            FOR_KW "for"
+            WHITESPACE " "
+            WILDCARD_PAT
+              UNDERSCORE "_"
+            WHITESPACE " "
+            IN_KW "in"
+            WHITESPACE " "
+            RANGE_EXPR
+              LITERAL
+                INT_NUMBER "0"
+              DOT2 ".."
+              LITERAL
+                INT_NUMBER "10"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+          WHITESPACE " "
+          LET_ELSE
+            ELSE_KW "else"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n        "
+                RETURN_EXPR
+                  RETURN_KW "return"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+          SEMICOLON ";"
+        WHITESPACE "\n"
+        R_CURLY "}"
+error 43: right curly brace `}` before `else` in a `let...else` statement not allowed
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0049_let_else_right_curly_brace_for.rs b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0049_let_else_right_curly_brace_for.rs
new file mode 100644
index 00000000000..d410274198d
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0049_let_else_right_curly_brace_for.rs
@@ -0,0 +1,6 @@
+fn f() {
+    let _ = for _ in 0..10 {
+    } else {
+        return
+    };
+}
\ No newline at end of file
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0050_let_else_right_curly_brace_loop.rast b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0050_let_else_right_curly_brace_loop.rast
new file mode 100644
index 00000000000..10232195413
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0050_let_else_right_curly_brace_loop.rast
@@ -0,0 +1,46 @@
+SOURCE_FILE
+  FN
+    FN_KW "fn"
+    WHITESPACE " "
+    NAME
+      IDENT "f"
+    PARAM_LIST
+      L_PAREN "("
+      R_PAREN ")"
+    WHITESPACE " "
+    BLOCK_EXPR
+      STMT_LIST
+        L_CURLY "{"
+        WHITESPACE "\n    "
+        LET_STMT
+          LET_KW "let"
+          WHITESPACE " "
+          WILDCARD_PAT
+            UNDERSCORE "_"
+          WHITESPACE " "
+          EQ "="
+          WHITESPACE " "
+          LOOP_EXPR
+            LOOP_KW "loop"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+          WHITESPACE " "
+          LET_ELSE
+            ELSE_KW "else"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n        "
+                RETURN_EXPR
+                  RETURN_KW "return"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+          SEMICOLON ";"
+        WHITESPACE "\n"
+        R_CURLY "}"
+error 33: right curly brace `}` before `else` in a `let...else` statement not allowed
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0050_let_else_right_curly_brace_loop.rs b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0050_let_else_right_curly_brace_loop.rs
new file mode 100644
index 00000000000..28b892869a1
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0050_let_else_right_curly_brace_loop.rs
@@ -0,0 +1,6 @@
+fn f() {
+    let _ = loop {
+    } else {
+        return
+    };
+}
\ No newline at end of file
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0051_let_else_right_curly_brace_match.rast b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0051_let_else_right_curly_brace_match.rast
new file mode 100644
index 00000000000..6e1181246c0
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0051_let_else_right_curly_brace_match.rast
@@ -0,0 +1,85 @@
+SOURCE_FILE
+  FN
+    FN_KW "fn"
+    WHITESPACE " "
+    NAME
+      IDENT "f"
+    PARAM_LIST
+      L_PAREN "("
+      R_PAREN ")"
+    WHITESPACE " "
+    BLOCK_EXPR
+      STMT_LIST
+        L_CURLY "{"
+        WHITESPACE "\n    "
+        LET_STMT
+          LET_KW "let"
+          WHITESPACE " "
+          WILDCARD_PAT
+            UNDERSCORE "_"
+          WHITESPACE " "
+          EQ "="
+          WHITESPACE " "
+          MATCH_EXPR
+            MATCH_KW "match"
+            WHITESPACE " "
+            CALL_EXPR
+              PATH_EXPR
+                PATH
+                  PATH_SEGMENT
+                    NAME_REF
+                      IDENT "Some"
+              ARG_LIST
+                L_PAREN "("
+                LITERAL
+                  INT_NUMBER "1"
+                R_PAREN ")"
+            WHITESPACE " "
+            MATCH_ARM_LIST
+              L_CURLY "{"
+              WHITESPACE "\n        "
+              MATCH_ARM
+                TUPLE_STRUCT_PAT
+                  PATH
+                    PATH_SEGMENT
+                      NAME_REF
+                        IDENT "Some"
+                  L_PAREN "("
+                  WILDCARD_PAT
+                    UNDERSCORE "_"
+                  R_PAREN ")"
+                WHITESPACE " "
+                FAT_ARROW "=>"
+                WHITESPACE " "
+                LITERAL
+                  INT_NUMBER "1"
+                COMMA ","
+              WHITESPACE "\n        "
+              MATCH_ARM
+                IDENT_PAT
+                  NAME
+                    IDENT "None"
+                WHITESPACE " "
+                FAT_ARROW "=>"
+                WHITESPACE " "
+                LITERAL
+                  INT_NUMBER "2"
+                COMMA ","
+              WHITESPACE "\n    "
+              R_CURLY "}"
+          WHITESPACE " "
+          LET_ELSE
+            ELSE_KW "else"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n        "
+                RETURN_EXPR
+                  RETURN_KW "return"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+          SEMICOLON ";"
+        WHITESPACE "\n"
+        R_CURLY "}"
+error 83: right curly brace `}` before `else` in a `let...else` statement not allowed
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0051_let_else_right_curly_brace_match.rs b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0051_let_else_right_curly_brace_match.rs
new file mode 100644
index 00000000000..902d70daed5
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0051_let_else_right_curly_brace_match.rs
@@ -0,0 +1,8 @@
+fn f() {
+    let _ = match Some(1) {
+        Some(_) => 1,
+        None => 2,
+    } else {
+        return
+    };
+}
\ No newline at end of file
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0052_let_else_right_curly_brace_while.rast b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0052_let_else_right_curly_brace_while.rast
new file mode 100644
index 00000000000..298d47d5394
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0052_let_else_right_curly_brace_while.rast
@@ -0,0 +1,49 @@
+SOURCE_FILE
+  FN
+    FN_KW "fn"
+    WHITESPACE " "
+    NAME
+      IDENT "f"
+    PARAM_LIST
+      L_PAREN "("
+      R_PAREN ")"
+    WHITESPACE " "
+    BLOCK_EXPR
+      STMT_LIST
+        L_CURLY "{"
+        WHITESPACE "\n    "
+        LET_STMT
+          LET_KW "let"
+          WHITESPACE " "
+          WILDCARD_PAT
+            UNDERSCORE "_"
+          WHITESPACE " "
+          EQ "="
+          WHITESPACE " "
+          WHILE_EXPR
+            WHILE_KW "while"
+            WHITESPACE " "
+            LITERAL
+              TRUE_KW "true"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+          WHITESPACE " "
+          LET_ELSE
+            ELSE_KW "else"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n        "
+                RETURN_EXPR
+                  RETURN_KW "return"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+          SEMICOLON ";"
+        WHITESPACE "\n"
+        R_CURLY "}"
+error 39: right curly brace `}` before `else` in a `let...else` statement not allowed
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0052_let_else_right_curly_brace_while.rs b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0052_let_else_right_curly_brace_while.rs
new file mode 100644
index 00000000000..a52343d8e6f
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0052_let_else_right_curly_brace_while.rs
@@ -0,0 +1,6 @@
+fn f() {
+    let _ = while true {
+    } else {
+        return
+    };
+}
\ No newline at end of file
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0053_let_else_right_curly_brace_if.rast b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0053_let_else_right_curly_brace_if.rast
new file mode 100644
index 00000000000..c0a4b0400d8
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0053_let_else_right_curly_brace_if.rast
@@ -0,0 +1,57 @@
+SOURCE_FILE
+  FN
+    FN_KW "fn"
+    WHITESPACE " "
+    NAME
+      IDENT "f"
+    PARAM_LIST
+      L_PAREN "("
+      R_PAREN ")"
+    WHITESPACE " "
+    BLOCK_EXPR
+      STMT_LIST
+        L_CURLY "{"
+        WHITESPACE "\n    "
+        LET_STMT
+          LET_KW "let"
+          WHITESPACE " "
+          WILDCARD_PAT
+            UNDERSCORE "_"
+          WHITESPACE " "
+          EQ "="
+          WHITESPACE " "
+          IF_EXPR
+            IF_KW "if"
+            WHITESPACE " "
+            LITERAL
+              TRUE_KW "true"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+            WHITESPACE " "
+            ELSE_KW "else"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+          WHITESPACE " "
+          LET_ELSE
+            ELSE_KW "else"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE "\n        "
+                RETURN_EXPR
+                  RETURN_KW "return"
+                WHITESPACE "\n    "
+                R_CURLY "}"
+          SEMICOLON ";"
+        WHITESPACE "\n"
+        R_CURLY "}"
+error 49: right curly brace `}` before `else` in a `let...else` statement not allowed
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0053_let_else_right_curly_brace_if.rs b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0053_let_else_right_curly_brace_if.rs
new file mode 100644
index 00000000000..9a87aecbd41
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/err/0053_let_else_right_curly_brace_if.rs
@@ -0,0 +1,7 @@
+fn f() {
+    let _ = if true {
+    } else {
+    } else {
+        return
+    };
+}
\ No newline at end of file
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0016_angled_path_without_qual.rast b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0016_angled_path_without_qual.rast
new file mode 100644
index 00000000000..0529e9750e7
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0016_angled_path_without_qual.rast
@@ -0,0 +1,49 @@
+SOURCE_FILE
+  TYPE_ALIAS
+    TYPE_KW "type"
+    WHITESPACE " "
+    NAME
+      IDENT "X"
+    WHITESPACE " "
+    EQ "="
+    WHITESPACE " "
+    PATH_TYPE
+      PATH
+        PATH_SEGMENT
+          L_ANGLE "<"
+          TUPLE_TYPE
+            L_PAREN "("
+            R_PAREN ")"
+          R_ANGLE ">"
+    SEMICOLON ";"
+  WHITESPACE "\n"
+  TYPE_ALIAS
+    TYPE_KW "type"
+    WHITESPACE " "
+    NAME
+      IDENT "Y"
+    WHITESPACE " "
+    EQ "="
+    WHITESPACE " "
+    PATH_TYPE
+      PATH
+        PATH_SEGMENT
+          L_ANGLE "<"
+          PATH_TYPE
+            PATH
+              PATH_SEGMENT
+                NAME_REF
+                  IDENT "A"
+          WHITESPACE " "
+          AS_KW "as"
+          WHITESPACE " "
+          PATH_TYPE
+            PATH
+              PATH_SEGMENT
+                NAME_REF
+                  IDENT "B"
+          R_ANGLE ">"
+    SEMICOLON ";"
+  WHITESPACE "\n"
+error 13: expected `::`
+error 32: expected `::`
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0016_angled_path_without_qual.rs b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0016_angled_path_without_qual.rs
new file mode 100644
index 00000000000..802d6cc14a4
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0016_angled_path_without_qual.rs
@@ -0,0 +1,2 @@
+type X = <()>;
+type Y = <A as B>;
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0017_let_else_right_curly_brace.rast b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0017_let_else_right_curly_brace.rast
new file mode 100644
index 00000000000..6ec580212b4
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0017_let_else_right_curly_brace.rast
@@ -0,0 +1,69 @@
+SOURCE_FILE
+  FN
+    FN_KW "fn"
+    WHITESPACE " "
+    NAME
+      IDENT "func"
+    PARAM_LIST
+      L_PAREN "("
+      R_PAREN ")"
+    WHITESPACE " "
+    BLOCK_EXPR
+      STMT_LIST
+        L_CURLY "{"
+        WHITESPACE " "
+        LET_STMT
+          LET_KW "let"
+          WHITESPACE " "
+          TUPLE_STRUCT_PAT
+            PATH
+              PATH_SEGMENT
+                NAME_REF
+                  IDENT "Some"
+            L_PAREN "("
+            WILDCARD_PAT
+              UNDERSCORE "_"
+            R_PAREN ")"
+          WHITESPACE " "
+          EQ "="
+          WHITESPACE " "
+          BLOCK_EXPR
+            STMT_LIST
+              L_CURLY "{"
+              CALL_EXPR
+                PATH_EXPR
+                  PATH
+                    PATH_SEGMENT
+                      NAME_REF
+                        IDENT "Some"
+                ARG_LIST
+                  L_PAREN "("
+                  LITERAL
+                    INT_NUMBER "1"
+                  R_PAREN ")"
+              R_CURLY "}"
+          WHITESPACE " "
+          LET_ELSE
+            ELSE_KW "else"
+            WHITESPACE " "
+            BLOCK_EXPR
+              STMT_LIST
+                L_CURLY "{"
+                WHITESPACE " "
+                MACRO_EXPR
+                  MACRO_CALL
+                    PATH
+                      PATH_SEGMENT
+                        NAME_REF
+                          IDENT "panic"
+                    BANG "!"
+                    TOKEN_TREE
+                      L_PAREN "("
+                      STRING "\"h\""
+                      R_PAREN ")"
+                WHITESPACE " "
+                R_CURLY "}"
+          SEMICOLON ";"
+        R_CURLY "}"
+  WHITESPACE "\n"
+error 35: right curly brace `}` before `else` in a `let...else` statement not allowed
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0017_let_else_right_curly_brace.rs b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0017_let_else_right_curly_brace.rs
new file mode 100644
index 00000000000..30d52fea3b2
--- /dev/null
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/err/0017_let_else_right_curly_brace.rs
@@ -0,0 +1 @@
+fn func() { let Some(_) = {Some(1)} else { panic!("h") };}
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/ok/0151_trait_alias.rast b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/ok/0151_trait_alias.rast
index 2ef66484ae4..c45f8708980 100644
--- a/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/ok/0151_trait_alias.rast
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/ok/0151_trait_alias.rast
@@ -1,5 +1,5 @@
 SOURCE_FILE
-  TRAIT
+  TRAIT_ALIAS
     TRAIT_KW "trait"
     WHITESPACE " "
     NAME
diff --git a/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/ok/0177_trait_alias_where_clause.rast b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/ok/0177_trait_alias_where_clause.rast
index 4443d9d1426..8f678247731 100644
--- a/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/ok/0177_trait_alias_where_clause.rast
+++ b/src/tools/rust-analyzer/crates/parser/test_data/parser/inline/ok/0177_trait_alias_where_clause.rast
@@ -1,5 +1,5 @@
 SOURCE_FILE
-  TRAIT
+  TRAIT_ALIAS
     TRAIT_KW "trait"
     WHITESPACE " "
     NAME
@@ -50,7 +50,7 @@ SOURCE_FILE
                     IDENT "Copy"
     SEMICOLON ";"
   WHITESPACE "\n"
-  TRAIT
+  TRAIT_ALIAS
     TRAIT_KW "trait"
     WHITESPACE " "
     NAME