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add command-line flag to enable/disable tracing output (#325)

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* add command-line flag to enable/disable tracing output

* adding missing exit for pattern variable in wrong context and a test case for it (#324)

* Update executable_semantics/interpreter/interpreter.cpp

comment on separate line as code

Co-authored-by: Jon Meow <46229924+jonmeow@users.noreply.github.com>

* fix interpreter's handling of optional else of if statement (#323)

* Update pattern_variable_fail.golden due to error (#334)

* Use llvm's CommandLine for parsing (#332)

* GitHub testing action (#331)

Co-authored-by: Chandler Carruth <chandlerc@gmail.com>

* add copyright

* Create a Dictionary abstraction over the raw Cons list. (#327)

* Create a Dictionary abstraction over the raw Cons list.

* renamed Cons and some methods of Dictionary, various other cleanup

* Update executable_semantics/tracing_flag.cpp

added namespace comment

Co-authored-by: Jon Meow <46229924+jonmeow@users.noreply.github.com>

* added a comment to cpp file

Co-authored-by: Jon Meow <46229924+jonmeow@users.noreply.github.com>
Co-authored-by: Dave Abrahams <dabrahams@google.com>
Co-authored-by: Chandler Carruth <chandlerc@gmail.com>
This commit is contained in:
Jeremy G. Siek
2021-03-03 16:01:59 -05:00
committed by GitHub
co-authored by Jon Meow Chandler Carruth Dave Abrahams
parent cd18e24176
commit fd96e0e630
7 changed files with 95 additions and 35 deletions
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executable_semantics/syntax_helpers.cpp
+14 -9
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@@ -8,6 +8,7 @@
#include "executable_semantics/interpreter/interpreter.h"
#include "executable_semantics/interpreter/typecheck.h"
#include "executable_semantics/tracing_flag.h"
namespace Carbon {
@@ -19,11 +20,13 @@ void PrintSyntaxError(char* error, int line_num) {
}
void ExecProgram(std::list<Declaration>* fs) {
std::cout << "********** source program **********" << std::endl;
for (const auto& decl : *fs) {
decl.Print();
if (tracing_output) {
std::cout << "********** source program **********" << std::endl;
for (const auto& decl : *fs) {
decl.Print();
}
std::cout << "********** type checking **********" << std::endl;
}
std::cout << "********** type checking **********" << std::endl;
state = new State(); // Compile-time state.
std::pair<TypeEnv*, Env*> p = TopLevel(fs);
TypeEnv* top = p.first;
@@ -32,12 +35,14 @@ void ExecProgram(std::list<Declaration>* fs) {
for (const auto& decl : *fs) {
new_decls.push_back(decl.TypeChecked(top, ct_top));
}
std::cout << std::endl;
std::cout << "********** type checking complete **********" << std::endl;
for (const auto& decl : new_decls) {
decl.Print();
if (tracing_output) {
std::cout << std::endl;
std::cout << "********** type checking complete **********" << std::endl;
for (const auto& decl : new_decls) {
decl.Print();
}
std::cout << "********** starting execution **********" << std::endl;
}
std::cout << "********** starting execution **********" << std::endl;
int result = InterpProgram(&new_decls);
std::cout << "result: " << result << std::endl;
}