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Improved debugger display.

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This commit is contained in:
yhirose 2015-08-04 18:02:42 -04:00
parent 315121e149
commit 3cb801a5df
1 changed files with 14 additions and 3 deletions
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17
language/main.cc
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@ -40,10 +40,17 @@ struct CommandLineDebugger
}
if (force_to_break) {
static auto show_initial_usage = true;
if (show_initial_usage) {
show_initial_usage = false;
usage();
}
show_lines(ast);
for (;;) {
cout << "debug> ";
cout << endl << "debug> ";
string s;
std::getline(cin, s);
@ -51,7 +58,7 @@ struct CommandLineDebugger
is >> command_;
if (command_ == "h") {
cout << "(c)ontinue, (n)ext, (s)tep in, step (o)out, (p)ring, (l)ist, (q)uit" << endl;
usage();
} else if (command_ == "l") {
is >> display_lines_;
show_lines(ast);
@ -79,7 +86,7 @@ struct CommandLineDebugger
void show_lines(const Ast& ast) {
prepare_cache(ast.path);
cout << "break in " << ast.path << ":" << ast.line << endl;
cout << endl << "Break in " << ast.path << ":" << ast.line << endl;
auto count = get_line_count(ast.path);
@ -194,6 +201,10 @@ struct CommandLineDebugger
}
}
void usage() {
cout << "Usage: (c)ontinue, (n)ext, (s)tep in, step (o)out, (p)ring, (l)ist, (q)uit" << endl;
}
bool quit = false;
string command_;
size_t level_ = 0;