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Better error messages for EDITOR=vim git... type commands.

Browse Source 
https://github.com/fish-shell/fish-shell/issues/809
This commit is contained in:
ridiculousfish
2013-09-30 14:55:25 -07:00
parent cbe615224d
commit 2f33e5919d
3 changed files with 61 additions and 15 deletions
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48
parser.cpp
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@@ -152,7 +152,7 @@ The fish parser. Contains functions for parsing and evaluating code.
#define INVALID_END_ERR_MSG _( L"'end' command outside of block")
/**
Error message for Posix-style assignment
Error message for Posix-style assignment: foo=bar
*/
#define COMMAND_ASSIGN_ERR_MSG _( L"Unknown command '%ls'. Did you mean 'set %ls %ls'? See the help section on the set command by typing 'help set'.")
@@ -2014,8 +2014,6 @@ int parser_t::parse_job(process_t *p,
const wchar_t *cmd = args.at(0).completion.c_str();
fprintf(stderr, "arg count: %lu\n", args.size());
/*
We couldn't find the specified command.
@@ -2034,19 +2032,39 @@ int parser_t::parse_job(process_t *p,
and zsh).
*/
if (wcschr(cmd, L'='))
const wchar_t * const equals_ptr = wcschr(cmd, L'=');
if (equals_ptr != NULL)
{
wchar_t *cpy = wcsdup(cmd);
wchar_t *valpart = wcschr(cpy, L'=');
*valpart++=0;
debug(0,
COMMAND_ASSIGN_ERR_MSG,
cmd,
cpy,
valpart);
free(cpy);
/* Try to figure out if this is a pure variable assignment (foo=bar), or if this appears to be running a command (foo=bar ruby...) */
const wcstring name_str = wcstring(cmd, equals_ptr - cmd); //variable name, up to the =
const wcstring val_str = wcstring(equals_ptr + 1); //variable value, past the =
wcstring next_str;
if (tok_peek_next(tok, &next_str) == TOK_STRING && ! next_str.empty())
{
wcstring ellipsis_str = wcstring(1, ellipsis_char);
if (ellipsis_str == L"$")
ellipsis_str = L"...";
/* Looks like a command */
debug(0,
_( L"Unknown command '%ls'. Did you mean to run %ls with a modified environment? Try 'env %ls=%ls %ls%ls'. See the help section on the set command by typing 'help set'."),
cmd,
next_str.c_str(),
name_str.c_str(),
val_str.c_str(),
next_str.c_str(),
ellipsis_str.c_str());
}
else
{
debug(0,
COMMAND_ASSIGN_ERR_MSG,
cmd,
name_str.c_str(),
val_str.c_str());
}
}
else if (cmd[0]==L'$' || cmd[0] == VARIABLE_EXPAND || cmd[0] == VARIABLE_EXPAND_SINGLE)
{