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untokenize string before printing it

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Fixes #3915
This commit is contained in:
Kurtis Rader 2017-03-28 19:15:08 -07:00
parent 62244f01c2
commit c0de8afaf3
1 changed files with 15 additions and 13 deletions
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28
src/parse_execution.cpp
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@ -709,25 +709,26 @@ parse_execution_result_t parse_execution_context_t::report_unmatched_wildcard_er
// Given a command string that might contain fish special tokens return a string without those
// tokens.
static wcstring reconstruct_orig_cmd(wcstring cmd_str) {
// TODO(krader1961): Figure out what VARIABLE_EXPAND means in this context. After looking at the
// code and doing various tests I couldn't figure out why that token would be present when this
// code is run. I was therefore unable to determine how to substitute its presence in the error
// message.
wcstring orig_cmd = cmd_str;
//
// TODO(krader1961): Figure out what VARIABLE_EXPAND means in this context. After looking at the
// code and doing various tests I couldn't figure out why that token would be present when this
// code is run. I was therefore unable to determine how to substitute its presence in the error
// message.
static wcstring reconstruct_orig_str(wcstring tokenized_str) {
wcstring orig_str = tokenized_str;
if (cmd_str.find(VARIABLE_EXPAND_SINGLE) != std::string::npos) {
if (tokenized_str.find(VARIABLE_EXPAND_SINGLE) != std::string::npos) {
// Variable was quoted to force expansion of multiple elements into a single element.
//
// The following isn't entirely correct. For example, $abc"$def" will become "$abc$def".
// However, anyone writing the former is asking for trouble so I don't feel bad about not
// accurately reconstructing what they typed.
wcstring new_cmd_str = wcstring(cmd_str);
std::replace(new_cmd_str.begin(), new_cmd_str.end(), (wchar_t)VARIABLE_EXPAND_SINGLE, L'$');
orig_cmd = L"\"" + new_cmd_str + L"\"";
wcstring new_str = wcstring(tokenized_str);
std::replace(new_str.begin(), new_str.end(), (wchar_t)VARIABLE_EXPAND_SINGLE, L'$');
orig_str = L"\"" + new_str + L"\"";
}
return orig_cmd;
return orig_str;
}
/// Handle the case of command not found.
@ -760,12 +761,13 @@ parse_execution_result_t parse_execution_context_t::handle_command_not_found(
name_str.c_str(), val_str.c_str(), argument.c_str(),
ellipsis_str.c_str());
} else {
wcstring assigned_val = reconstruct_orig_str(val_str);
this->report_error(statement_node, ERROR_BAD_COMMAND_ASSIGN_ERR_MSG, name_str.c_str(),
val_str.c_str());
assigned_val.c_str());
}
} else if (wcschr(cmd, L'$') || wcschr(cmd, VARIABLE_EXPAND_SINGLE) ||
wcschr(cmd, VARIABLE_EXPAND)) {
wcstring eval_cmd = reconstruct_orig_cmd(cmd_str);
wcstring eval_cmd = reconstruct_orig_str(cmd_str);
this->report_error(statement_node, _(L"Variables may not be used as commands. In fish, "
L"please define a function or use 'eval %ls'."),
eval_cmd.c_str());