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44 lines (41 loc) · 1.29 KB
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Copy pathrepl.c
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44 lines (41 loc) · 1.29 KB
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#include "misc.h"
#include "repl.h"
bool str_startswith_word(const char *str, const char *head) {
int i;
for (i = 0; str[i] && head[i]; i++) {
if (str[i] != head[i]) {
return false;
}
}
return head[i] == '\0' && (str[i] == '\0' || !g_unichar_isalpha(str[i]));
}
bool mp_repl_is_compound_stmt(const char *line) {
// compound if line starts with a certain keyword
if (
str_startswith_word(line, "if")
|| str_startswith_word(line, "while")
|| str_startswith_word(line, "for")
|| str_startswith_word(line, "true")
|| str_startswith_word(line, "with")
|| str_startswith_word(line, "def")
|| str_startswith_word(line, "class")
|| str_startswith_word(line, "@")
) {
return true;
}
// also "compound" if unmatched open bracket
int n_paren = 0;
int n_brack = 0;
int n_brace = 0;
for (const char *l = line; *l; l++) {
switch (*l) {
case '(': n_paren += 1; break;
case ')': n_paren -= 1; break;
case '[': n_brack += 1; break;
case ']': n_brack -= 1; break;
case '{': n_brace += 1; break;
case '}': n_brace -= 1; break;
}
}
return n_paren > 0 || n_brack > 0 || n_brace > 0;
}