From 0d724ea572a5dd26acbbf2eb4538eabe454fb894 Mon Sep 17 00:00:00 2001
From: Florian Diebold <flodiebold@gmail.com>
Date: Tue, 25 Dec 2018 14:48:54 +0100
Subject: Improve parsing of incomplete field accesses in preparation for field
 completion

We need to be able to get the receiver even if there is no field name yet, and
currently "a." wouldn't get parsed as a field name at all. This seems to help.
---
 .../tests/data/parser/err/0029_field_completion.rs |  3 ++
 .../data/parser/err/0029_field_completion.txt      | 35 ++++++++++++++++++++++
 2 files changed, 38 insertions(+)
 create mode 100644 crates/ra_syntax/tests/data/parser/err/0029_field_completion.rs
 create mode 100644 crates/ra_syntax/tests/data/parser/err/0029_field_completion.txt

(limited to 'crates/ra_syntax/tests/data/parser/err')

diff --git a/crates/ra_syntax/tests/data/parser/err/0029_field_completion.rs b/crates/ra_syntax/tests/data/parser/err/0029_field_completion.rs
new file mode 100644
index 000000000..a7cdc17bb
--- /dev/null
+++ b/crates/ra_syntax/tests/data/parser/err/0029_field_completion.rs
@@ -0,0 +1,3 @@
+fn foo(a: A) {
+    a.
+}
diff --git a/crates/ra_syntax/tests/data/parser/err/0029_field_completion.txt b/crates/ra_syntax/tests/data/parser/err/0029_field_completion.txt
new file mode 100644
index 000000000..fd2a3f37b
--- /dev/null
+++ b/crates/ra_syntax/tests/data/parser/err/0029_field_completion.txt
@@ -0,0 +1,35 @@
+SOURCE_FILE@[0; 24)
+  FN_DEF@[0; 23)
+    FN_KW@[0; 2)
+    WHITESPACE@[2; 3)
+    NAME@[3; 6)
+      IDENT@[3; 6) "foo"
+    PARAM_LIST@[6; 12)
+      L_PAREN@[6; 7)
+      PARAM@[7; 11)
+        BIND_PAT@[7; 8)
+          NAME@[7; 8)
+            IDENT@[7; 8) "a"
+        COLON@[8; 9)
+        WHITESPACE@[9; 10)
+        PATH_TYPE@[10; 11)
+          PATH@[10; 11)
+            PATH_SEGMENT@[10; 11)
+              NAME_REF@[10; 11)
+                IDENT@[10; 11) "A"
+      R_PAREN@[11; 12)
+    WHITESPACE@[12; 13)
+    BLOCK@[13; 23)
+      L_CURLY@[13; 14)
+      WHITESPACE@[14; 19)
+      FIELD_EXPR@[19; 21)
+        PATH_EXPR@[19; 20)
+          PATH@[19; 20)
+            PATH_SEGMENT@[19; 20)
+              NAME_REF@[19; 20)
+                IDENT@[19; 20) "a"
+        DOT@[20; 21)
+        err: `expected field name or number`
+      WHITESPACE@[21; 22)
+      R_CURLY@[22; 23)
+  WHITESPACE@[23; 24)
-- 
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