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Teach parse_util_detect_errors to report invalid builtins, as found in

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issue #1252
This commit is contained in:
ridiculousfish
2014-03-26 18:20:38 -07:00
parent f2a437bd3b
commit 0325c1ba65
3 changed files with 16 additions and 2 deletions
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13
parse_util.cpp
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@@ -40,6 +40,7 @@
#include "wildcard.h"
#include "parse_tree.h"
#include "parser.h"
#include "builtin.h"
/**
Error message for improper use of the exec builtin
@@ -1288,8 +1289,11 @@ parser_test_error_bits_t parse_util_detect_errors(const wcstring &buff_src, pars
// In a few places below, we want to know if we are in a pipeline
const bool is_in_pipeline = node_tree.statement_is_in_pipeline(node, true /* count first */);
// We need to know the decoration
const enum parse_statement_decoration_t decoration = node_tree.decoration_for_plain_statement(node);
// Check that we don't try to pipe through exec
if (is_in_pipeline && node_tree.decoration_for_plain_statement(node) == parse_statement_decoration_exec)
if (is_in_pipeline && decoration == parse_statement_decoration_exec)
{
errored = append_syntax_error(&parse_errors, node, EXEC_ERR_MSG, L"exec");
}
@@ -1380,6 +1384,13 @@ parser_test_error_bits_t parse_util_detect_errors(const wcstring &buff_src, pars
errored = append_syntax_error(&parse_errors, node, (command == L"break" ? INVALID_BREAK_ERR_MSG : INVALID_CONTINUE_ERR_MSG));
}
}
// Check that we don't do an invalid builtin (#1252)
if (! errored && decoration == parse_statement_decoration_builtin && ! builtin_exists(command))
{
errored = append_syntax_error(&parse_errors, node, UNKNOWN_BUILTIN_ERR_MSG, command.c_str());
}
}
}
}