feat(toml): Multi-line inline tables with trailing commas

Author: epage

crates/toml/src/de/parser/inline_table.rs

@@ -13,7 +13,7 @@ use crate::map::Entry;
 /// ```abnf
 /// ;; Inline Table
 ///
-/// inline-table = inline-table-open inline-table-keyvals inline-table-close
+/// inline-table = inline-table-open [ inline-table-keyvals ] ws-comment-newline inline-table-close
 /// ```
 pub(crate) fn on_inline_table<'i>(
  open_event: &toml_parser::parser::Event,

crates/toml/tests/decoder_compliance.rs

@@ -28,6 +28,11 @@ fn main() {
  "invalid/datetime/no-secs.toml",
  "invalid/local-datetime/no-secs.toml",
  "invalid/local-time/no-secs.toml",
+ "invalid/inline-table/linebreak-01.toml",
+ "invalid/inline-table/linebreak-02.toml",
+ "invalid/inline-table/linebreak-03.toml",
+ "invalid/inline-table/linebreak-04.toml",
+ "invalid/inline-table/trailing-comma.toml",
  ])
  .unwrap();
  harness.snapshot_root("tests/snapshots");

crates/toml/tests/snapshots/invalid/array/no-close-04.stderr

@@ -1,10 +1,3 @@
-TOML parse error at line 1, column 26
- |
-1 | no-close-04 = [{ key = 42
- | ^
-newlines are unsupported in inline tables, expected nothing
-
----
 TOML parse error at line 1, column 27
  |
 1 | no-close-04 = [{ key = 42

crates/toml/tests/snapshots/invalid/array/no-close-06.stderr

@@ -1,10 +1,3 @@
-TOML parse error at line 1, column 27
- |
-1 | no-close-06 = [{ key = 42 #}]
- | ^^^
-comments are unsupported in inline tables, expected nothing
-
----
 TOML parse error at line 1, column 31
  |
 1 | no-close-06 = [{ key = 42 #}]

crates/toml/tests/snapshots/invalid/array/no-close-table-01.stderr

@@ -1,10 +1,3 @@
-TOML parse error at line 1, column 16
- |
-1 | x = [{ key = 42
- | ^
-newlines are unsupported in inline tables, expected nothing
-
----
 TOML parse error at line 1, column 17
  |
 1 | x = [{ key = 42

crates/toml/tests/snapshots/invalid/array/no-close-table-02.stderr

@@ -1,10 +1,3 @@
-TOML parse error at line 1, column 17
- |
-1 | x = [{ key = 42 #
- | ^
-comments are unsupported in inline tables, expected nothing
-
----
 TOML parse error at line 1, column 19
  |
 1 | x = [{ key = 42 #

crates/toml/tests/snapshots/invalid/inline-table/bad-key-syntax.stderr

@@ -3,10 +3,3 @@ TOML parse error at line 1, column 16
 1 | tbl = { a = 1, [b] }
  | ^
 missing key for inline table element, expected key
-
----
-TOML parse error at line 1, column 14
- |
-1 | tbl = { a = 1, [b] }
- | ^
-trailing commas are not supported in inline tables, expected nothing

crates/toml/tests/snapshots/invalid/inline-table/empty-02.stderr

@@ -3,10 +3,3 @@ TOML parse error at line 1, column 6
 1 | t = {,
  | ^
 extra comma in inline table, expected key
-
----
-TOML parse error at line 1, column 7
- |
-1 | t = {,
- | ^
-newlines are unsupported in inline tables, expected nothing

crates/toml/tests/snapshots/invalid/inline-table/empty-03.stderr

@@ -1,19 +1,5 @@
-TOML parse error at line 1, column 6
- |
-1 | t = {
- | ^
-newlines are unsupported in inline tables, expected nothing
-
----
 TOML parse error at line 2, column 1
  |
 2 | ,
  | ^
 extra comma in inline table, expected key
-
----
-TOML parse error at line 2, column 2
- |
-2 | ,
- | ^
-newlines are unsupported in inline tables, expected nothing