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Code

Command parser handles quotes arguments

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This commit is contained in:
James Booth 2013-01-14 23:18:50 +00:00
parent f5711001f7
commit bae9bde484
2 changed files with 152 additions and 12 deletions
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57
src/parser.c
View File

@ -60,6 +60,7 @@ parse_args(const char * const inp, int min, int max)
int inp_size = strlen(copy);
gboolean in_token = FALSE;
gboolean in_quotes = FALSE;
char *token_start = &copy[0];
int token_size = 0;
GSList *tokens = NULL;
@ -72,17 +73,33 @@ parse_args(const char * const inp, int min, int max)
continue;
} else {
in_token = TRUE;
if (copy[i] == '"') {
in_quotes = TRUE;
i++;
}
token_start = &copy[i];
token_size++;
}
} else {
if (copy[i] == ' ' || copy[i] == '\0') {
tokens = g_slist_append(tokens, g_strndup(token_start,
token_size));
token_size = 0;
in_token = FALSE;
if (in_quotes) {
if ((copy[i] == '\0') || (copy[i] == '"')) {
tokens = g_slist_append(tokens, g_strndup(token_start,
token_size));
token_size = 0;
in_token = FALSE;
in_quotes = FALSE;
} else {
token_size++;
}
} else {
token_size++;
if (copy[i] == ' ' || copy[i] == '\0') {
tokens = g_slist_append(tokens, g_strndup(token_start,
token_size));
token_size = 0;
in_token = FALSE;
} else {
token_size++;
}
}
}
}
@ -163,6 +180,7 @@ parse_args_with_freetext(const char * const inp, int min, int max)
int inp_size = strlen(copy);
gboolean in_token = FALSE;
gboolean in_freetext = FALSE;
gboolean in_quotes = FALSE;
char *token_start = &copy[0];
int token_size = 0;
int num_tokens = 0;
@ -179,18 +197,33 @@ parse_args_with_freetext(const char * const inp, int min, int max)
num_tokens++;
if (num_tokens == max + 1) {
in_freetext = TRUE;
} else if (copy[i] == '"') {
in_quotes = TRUE;
i++;
}
token_start = &copy[i];
token_size++;
}
} else {
if ((!in_freetext && copy[i] == ' ') || copy[i] == '\0') {
tokens = g_slist_append(tokens, g_strndup(token_start,
token_size));
token_size = 0;
in_token = FALSE;
if (in_quotes) {
if ((copy[i] == '\0') || (copy[i] == '"')) {
tokens = g_slist_append(tokens, g_strndup(token_start,
token_size));
token_size = 0;
in_token = FALSE;
in_quotes = FALSE;
} else {
token_size++;
}
} else {
token_size++;
if ((!in_freetext && copy[i] == ' ') || copy[i] == '\0') {
tokens = g_slist_append(tokens, g_strndup(token_start,
token_size));
token_size = 0;
in_token = FALSE;
} else {
token_size++;
}
}
}
}

107
tests/test_parser.c
View File

@ -180,6 +180,105 @@ parse_cmd_min_zero_with_freetext(void)
g_strfreev(result);
}
void
parse_cmd_with_quoted(void)
{
char *inp = "/cmd \"arg1\" arg2";
gchar **result = parse_args(inp, 2, 2);
assert_int_equals(2, g_strv_length(result));
assert_string_equals("arg1", result[0]);
assert_string_equals("arg2", result[1]);
g_strfreev(result);
}
void
parse_cmd_with_quoted_and_space(void)
{
char *inp = "/cmd \"the arg1\" arg2";
gchar **result = parse_args(inp, 2, 2);
assert_int_equals(2, g_strv_length(result));
assert_string_equals("the arg1", result[0]);
assert_string_equals("arg2", result[1]);
g_strfreev(result);
}
void
parse_cmd_with_quoted_and_many_spaces(void)
{
char *inp = "/cmd \"the arg1 is here\" arg2";
gchar **result = parse_args(inp, 2, 2);
assert_int_equals(2, g_strv_length(result));
assert_string_equals("the arg1 is here", result[0]);
assert_string_equals("arg2", result[1]);
g_strfreev(result);
}
void
parse_cmd_with_many_quoted_and_many_spaces(void)
{
char *inp = "/cmd \"the arg1 is here\" \"and arg2 is right here\"";
gchar **result = parse_args(inp, 2, 2);
assert_int_equals(2, g_strv_length(result));
assert_string_equals("the arg1 is here", result[0]);
assert_string_equals("and arg2 is right here", result[1]);
g_strfreev(result);
}
void
parse_cmd_freetext_with_quoted(void)
{
char *inp = "/cmd \"arg1\" arg2 hello there whats up";
gchar **result = parse_args_with_freetext(inp, 3, 3);
assert_int_equals(3, g_strv_length(result));
assert_string_equals("arg1", result[0]);
assert_string_equals("arg2", result[1]);
assert_string_equals("hello there whats up", result[2]);
g_strfreev(result);
}
void
parse_cmd_freetext_with_quoted_and_space(void)
{
char *inp = "/cmd \"the arg1\" arg2 another bit of freetext";
gchar **result = parse_args_with_freetext(inp, 3, 3);
assert_int_equals(3, g_strv_length(result));
assert_string_equals("the arg1", result[0]);
assert_string_equals("arg2", result[1]);
assert_string_equals("another bit of freetext", result[2]);
g_strfreev(result);
}
void
parse_cmd_freetext_with_quoted_and_many_spaces(void)
{
char *inp = "/cmd \"the arg1 is here\" arg2 some more freetext";
gchar **result = parse_args_with_freetext(inp, 3, 3);
assert_int_equals(3, g_strv_length(result));
assert_string_equals("the arg1 is here", result[0]);
assert_string_equals("arg2", result[1]);
assert_string_equals("some more freetext", result[2]);
g_strfreev(result);
}
void
parse_cmd_freetext_with_many_quoted_and_many_spaces(void)
{
char *inp = "/cmd \"the arg1 is here\" \"and arg2 is right here\" and heres the free text";
gchar **result = parse_args_with_freetext(inp, 3, 3);
assert_int_equals(3, g_strv_length(result));
assert_string_equals("the arg1 is here", result[0]);
assert_string_equals("and arg2 is right here", result[1]);
assert_string_equals("and heres the free text", result[2]);
g_strfreev(result);
}
void
register_parser_tests(void)
{
@ -200,4 +299,12 @@ register_parser_tests(void)
TEST(parse_cmd_with_too_many_returns_null);
TEST(parse_cmd_min_zero);
TEST(parse_cmd_min_zero_with_freetext);
TEST(parse_cmd_with_quoted);
TEST(parse_cmd_with_quoted_and_space);
TEST(parse_cmd_with_quoted_and_many_spaces);
TEST(parse_cmd_with_many_quoted_and_many_spaces);
TEST(parse_cmd_freetext_with_quoted);
TEST(parse_cmd_freetext_with_quoted_and_space);
TEST(parse_cmd_freetext_with_quoted_and_many_spaces);
TEST(parse_cmd_freetext_with_many_quoted_and_many_spaces);
}