diff options
Diffstat (limited to 'lib/syntax_tools/src/erl_prettypr.erl')
| -rw-r--r-- | lib/syntax_tools/src/erl_prettypr.erl | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/lib/syntax_tools/src/erl_prettypr.erl b/lib/syntax_tools/src/erl_prettypr.erl index 40ddd2b22a..6ad9bec2e6 100644 --- a/lib/syntax_tools/src/erl_prettypr.erl +++ b/lib/syntax_tools/src/erl_prettypr.erl @@ -675,7 +675,12 @@ lay_2(Node, Ctxt) -> %% attribute name, without following parentheses. Ctxt1 = reset_prec(Ctxt), Args = erl_syntax:attribute_arguments(Node), - N = erl_syntax:attribute_name(Node), + N = case erl_syntax:attribute_name(Node) of + {atom, _, 'if'} -> + erl_syntax:variable('if'); + N0 -> + N0 + end, D = case attribute_type(Node) of spec -> [SpecTuple] = Args, @@ -774,9 +779,16 @@ lay_2(Node, Ctxt) -> class_qualifier -> Ctxt1 = set_prec(Ctxt, max_prec()), D1 = lay(erl_syntax:class_qualifier_argument(Node), Ctxt1), - D2 = lay(erl_syntax:class_qualifier_body(Node), Ctxt1), - beside(D1, beside(text(":"), D2)); - + D2 = lay(erl_syntax:class_qualifier_body(Node), Ctxt1), + Stacktrace = erl_syntax:class_qualifier_stacktrace(Node), + case erl_syntax:variable_name(Stacktrace) of + '_' -> + beside(D1, beside(text(":"), D2)); + _ -> + D3 = lay(Stacktrace, Ctxt1), + beside(D1, beside(beside(text(":"), D2), + beside(text(":"), D3))) + end; comment -> D = stack_comment_lines( erl_syntax:comment_text(Node)), @@ -1089,8 +1101,9 @@ lay_2(Node, Ctxt) -> Ctxt1 = reset_prec(Ctxt), D1 = lay(erl_syntax:constrained_function_type_body(Node), Ctxt1), + Ctxt2 = Ctxt1#ctxt{clause = undefined}, D2 = lay(erl_syntax:constrained_function_type_argument(Node), - Ctxt1), + Ctxt2), beside(D1, beside(floating(text(" when ")), D2)); @@ -1101,7 +1114,7 @@ lay_2(Node, Ctxt) -> _ -> {"fun(", ")"} end, - Ctxt1 = reset_prec(Ctxt), + Ctxt1 = (reset_prec(Ctxt))#ctxt{clause = undefined}, D1 = case erl_syntax:function_type_arguments(Node) of any_arity -> text("(...)"); |