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rb_enc_symname_type: refactor reduce goto

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A bit readable to me.
This commit is contained in:
卜部昌平 2021-03-05 16:26:34 +09:00
parent 0ead818d81
commit 0a43f0de27
1 changed files with 4 additions and 5 deletions
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9
symbol.c
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@ -372,9 +372,8 @@ rb_enc_symname_type(const char *name, long len, rb_encoding *enc, unsigned int a
switch (f.kind) { switch (f.kind) {
case invalid: return -1; case invalid: return -1;
case stophere: goto stophere; case stophere: break;
case needmore: break; case needmore:
}
if (m >= e || (*m != '_' && !ISALPHA(*m) && ISASCII(*m))) { if (m >= e || (*m != '_' && !ISALPHA(*m) && ISASCII(*m))) {
if (len > 1 && *(e-1) == '=') { if (len > 1 && *(e-1) == '=') {
@ -384,7 +383,7 @@ rb_enc_symname_type(const char *name, long len, rb_encoding *enc, unsigned int a
return -1; return -1;
} }
while (m < e && is_identchar(m, e, enc)) m += rb_enc_mbclen(m, e, enc); while (m < e && is_identchar(m, e, enc)) m += rb_enc_mbclen(m, e, enc);
if (m >= e) goto stophere; if (m >= e) break;
switch (*m) { switch (*m) {
case '!': case '?': case '!': case '?':
if (type == ID_GLOBAL || type == ID_CLASS || type == ID_INSTANCE) return -1; if (type == ID_GLOBAL || type == ID_CLASS || type == ID_INSTANCE) return -1;
@ -398,8 +397,8 @@ rb_enc_symname_type(const char *name, long len, rb_encoding *enc, unsigned int a
++m; ++m;
break; break;
} }
}
stophere:
return m == e ? type : -1; return m == e ? type : -1;
} }