Rollup merge of rust-lang#73502 - GuillaumeGomez:add-e0764, r=estebank

Add E0765
Dylan-DPC-zz · Jun 22, 2020 · ebd279e · ebd279e
2 parents c9b7199 + c14d85f
commit ebd279e
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Showing 8 changed files with 33 additions and 7 deletions.
diff --git a/src/librustc_error_codes/error_codes.rs b/src/librustc_error_codes/error_codes.rs
@@ -445,6 +445,7 @@ E0761: include_str!("./error_codes/E0761.md"),
 E0762: include_str!("./error_codes/E0762.md"),
 E0763: include_str!("./error_codes/E0763.md"),
 E0764: include_str!("./error_codes/E0764.md"),
+E0765: include_str!("./error_codes/E0765.md"),
 ;
 //  E0006, // merged with E0005
 //  E0008, // cannot bind by-move into a pattern guard

diff --git a/src/librustc_error_codes/error_codes/E0765.md b/src/librustc_error_codes/error_codes/E0765.md
@@ -0,0 +1,13 @@
+A double quote string (`"`) was not terminated.
+
+Erroneous code example:
+
+```compile_fail,E0765
+let s = "; // error!
+```
+
+To fix this error, add the missing double quote at the end of the string:
+
+```
+let s = ""; // ok!
+```
diff --git a/src/librustc_parse/lexer/mod.rs b/src/librustc_parse/lexer/mod.rs
@@ -353,8 +353,15 @@ impl<'a> StringReader<'a> {
             }
             rustc_lexer::LiteralKind::Str { terminated } => {
                 if !terminated {
-                    self.fatal_span_(start, suffix_start, "unterminated double quote string")
-                        .raise()
+                    self.sess
+                        .span_diagnostic
+                        .struct_span_fatal_with_code(
+                            self.mk_sp(start, suffix_start),
+                            "unterminated double quote string",
+                            error_code!(E0765),
+                        )
+                        .emit();
+                    FatalError.raise();
                 }
                 (token::Str, Mode::Str, 1, 1) // " "
             }

diff --git a/src/test/rustdoc-ui/test-compile-fail3.stderr b/src/test/rustdoc-ui/test-compile-fail3.stderr
@@ -1,8 +1,9 @@
-error: unterminated double quote string
+error[E0765]: unterminated double quote string
  --> $DIR/test-compile-fail3.rs:3:1
   |
 3 | "fail
   | ^^^^^^
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0765`.
diff --git a/src/test/rustdoc-ui/unparseable-doc-test.stdout b/src/test/rustdoc-ui/unparseable-doc-test.stdout
@@ -5,14 +5,15 @@ test $DIR/unparseable-doc-test.rs - foo (line 6) ... FAILED
 failures:
 
 ---- $DIR/unparseable-doc-test.rs - foo (line 6) stdout ----
-error: unterminated double quote string
+error[E0765]: unterminated double quote string
   --> $DIR/unparseable-doc-test.rs:8:1
    |
 LL | "unterminated
    | ^^^^^^^^^^^^^
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0765`.
 Couldn't compile the test.
 
 failures:

diff --git a/src/test/ui/codemap_tests/tab_2.stderr b/src/test/ui/codemap_tests/tab_2.stderr
@@ -1,4 +1,4 @@
-error: unterminated double quote string
+error[E0765]: unterminated double quote string
   --> $DIR/tab_2.rs:4:7
    |
 LL |                   """;
@@ -8,3 +8,4 @@ LL | | }
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0765`.
diff --git a/src/test/ui/issues/issue-44078.stderr b/src/test/ui/issues/issue-44078.stderr
@@ -1,4 +1,4 @@
-error: unterminated double quote string
+error[E0765]: unterminated double quote string
   --> $DIR/issue-44078.rs:2:8
    |
 LL |       "😊"";
@@ -8,3 +8,4 @@ LL | | }
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0765`.
diff --git a/src/test/ui/parser/unbalanced-doublequote.stderr b/src/test/ui/parser/unbalanced-doublequote.stderr
@@ -1,4 +1,4 @@
-error: unterminated double quote string
+error[E0765]: unterminated double quote string
   --> $DIR/unbalanced-doublequote.rs:5:5
    |
 LL | /     "
@@ -7,3 +7,4 @@ LL | | }
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0765`.