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common: implement stringification of selectors

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max 🍓
2025-05-13 13:20:11 +01:00
parent 6307429bbf
commit d5183aeb9f
2 changed files with 51 additions and 6 deletions
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8
common/include/ivy/selector.h
View File

@@ -1,8 +1,8 @@
#ifndef IVY_SELECTOR_H_ #ifndef IVY_SELECTOR_H_
#define IVY_SELECTOR_H_ #define IVY_SELECTOR_H_
#include <ivy/status.h>
#include <blue/core/queue.h> #include <blue/core/queue.h>
#include <ivy/status.h>
enum ivy_selector_recipient { enum ivy_selector_recipient {
IVY_SEL_NONE = 0, IVY_SEL_NONE = 0,
@@ -27,8 +27,12 @@ IVY_API void ivy_selector_destroy(struct ivy_selector *sel);
IVY_API void ivy_selector_set_recipient( IVY_API void ivy_selector_set_recipient(
struct ivy_selector *sel, enum ivy_selector_recipient r); struct ivy_selector *sel, enum ivy_selector_recipient r);
IVY_API enum ivy_status ivy_selector_set_name(struct ivy_selector *sel, const char *name); IVY_API enum ivy_status ivy_selector_set_name(
struct ivy_selector *sel, const char *name);
IVY_API enum ivy_status ivy_selector_add_arg( IVY_API enum ivy_status ivy_selector_add_arg(
struct ivy_selector *sel, const char *label, const char *name); struct ivy_selector *sel, const char *label, const char *name);
IVY_API size_t ivy_selector_to_string(
const struct ivy_selector *sel, char *out, size_t max);
#endif #endif

45
common/selector.c
View File

@@ -1,6 +1,7 @@
#include <ivy/selector.h>
#include <blue/core/queue.h> #include <blue/core/queue.h>
#include <blue/core/stringstream.h>
#include <blue/object/string.h> #include <blue/object/string.h>
#include <ivy/selector.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
@@ -27,7 +28,8 @@ void ivy_selector_destroy(struct ivy_selector *sel)
b_queue_iterator it = {0}; b_queue_iterator it = {0};
b_queue_iterator_begin(&sel->sel_args, &it); b_queue_iterator_begin(&sel->sel_args, &it);
while (b_queue_iterator_is_valid(&it)) { while (b_queue_iterator_is_valid(&it)) {
struct ivy_selector_arg *arg = b_unbox(struct ivy_selector_arg, it.entry, arg_entry); struct ivy_selector_arg *arg
= b_unbox(struct ivy_selector_arg, it.entry, arg_entry);
b_queue_iterator_erase(&it); b_queue_iterator_erase(&it);
if (arg->arg_label) { if (arg->arg_label) {
@@ -88,3 +90,42 @@ enum ivy_status ivy_selector_add_arg(
b_queue_push_back(&sel->sel_args, &arg->arg_entry); b_queue_push_back(&sel->sel_args, &arg->arg_entry);
return IVY_OK; return IVY_OK;
} }
size_t ivy_selector_to_string(const struct ivy_selector *sel, char *out, size_t max)
{
b_stringstream str;
b_stringstream_begin(&str, out, max);
switch (sel->sel_recipient) {
case IVY_SEL_OBJECT:
b_stringstream_add(&str, "-");
break;
case IVY_SEL_CLASS:
b_stringstream_add(&str, "+");
break;
default:
break;
}
if (sel->sel_name) {
b_stringstream_add(&str, sel->sel_name);
}
if (sel->sel_name && !b_queue_empty(&sel->sel_args)) {
b_stringstream_add(&str, "(");
}
b_queue_iterator it;
b_queue_foreach (&it, &sel->sel_args) {
struct ivy_selector_arg *arg
= b_unbox(struct ivy_selector_arg, it.entry, arg_entry);
b_stringstream_addf(
&str, "%s:", arg->arg_label ? arg->arg_label : "_");
}
if (sel->sel_name && !b_queue_empty(&sel->sel_args)) {
b_stringstream_add(&str, ")");
}
return b_stringstream_get_length(&str);
}