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Fix stream overloads for inspecting PrecedenceRange and ParseItem

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This commit is contained in:
Max Brunsfeld 2015-10-30 10:45:46 -07:00
parent 58b5a10607
commit 433f060a5b
1 changed files with 5 additions and 2 deletions
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7
spec/compiler/helpers/stream_methods.cc
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@ -110,7 +110,10 @@ ostream &operator<<(ostream &stream, const ProductionStep &step) {
}
ostream &operator<<(ostream &stream, const PrecedenceRange &range) {
return stream << string("{") << to_string(range.min) << string(", ") << to_string(range.max) << string("}");
if (range.empty)
return stream << string("{empty}");
else
return stream << string("{") << to_string(range.min) << string(", ") << to_string(range.max) << string("}");
}
namespace build_tables {
@ -126,7 +129,7 @@ ostream &operator<<(ostream &stream, const LexItemSet &item_set) {
ostream &operator<<(ostream &stream, const ParseItem &item) {
return stream << string("(item variable:") << to_string(item.variable_index)
<< string(" production:") << to_string((size_t)&item.production % 1000)
<< string(" production:") << to_string((size_t)item.production % 1000)
<< string(" step:") << to_string(item.step_index)
<< string(")");
}