patch 8.2.1512: failure after trinary expression fails
Problem: Failure after trinary expression fails.
Solution: Restore eval_flags. (Yasuhiro Matsumoto, closes #6776)
diff --git a/src/testdir/test_vim9_expr.vim b/src/testdir/test_vim9_expr.vim
index d9e823a..4ff0fd7 100644
--- a/src/testdir/test_vim9_expr.vim
+++ b/src/testdir/test_vim9_expr.vim
@@ -114,6 +114,27 @@
let var = v:true ? 1 :2
END
CheckScriptFailure(lines, 'E1004:', 2)
+
+ # check after failure eval_flags is reset
+ lines =<< trim END
+ vim9script
+ try
+ call eval('0 ? 1: 2')
+ catch
+ endtry
+ assert_equal(v:true, eval(string(v:true)))
+ END
+ CheckScriptSuccess(lines)
+
+ lines =<< trim END
+ vim9script
+ try
+ call eval('0 ? 1 :2')
+ catch
+ endtry
+ assert_equal(v:true, eval(string(v:true)))
+ END
+ CheckScriptSuccess(lines)
enddef
func Test_expr1_fails()
diff --git a/src/testdir/test_vimscript.vim b/src/testdir/test_vimscript.vim
index 9dd5fc7..f17e908 100644
--- a/src/testdir/test_vimscript.vim
+++ b/src/testdir/test_vimscript.vim
@@ -7445,6 +7445,30 @@
call StopVimInTerminal(buf)
endfunc
+" Test for issue6776 {{{1
+func Test_trinary_expression()
+ try
+ call eval('0 ? 0')
+ catch
+ endtry
+ " previous failure should not cause next expression to fail
+ call assert_equal(v:false, eval(string(v:false)))
+
+ try
+ call eval('0 ? "burp')
+ catch
+ endtry
+ " previous failure should not cause next expression to fail
+ call assert_equal(v:false, eval(string(v:false)))
+
+ try
+ call eval('1 ? 0 : "burp')
+ catch
+ endtry
+ " previous failure should not cause next expression to fail
+ call assert_equal(v:false, eval(string(v:false)))
+endfunction
+
"-------------------------------------------------------------------------------
" Modelines {{{1
" vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker