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Add static method for creating RegEx

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This commit is contained in:
kobewi
2022-08-02 15:56:46 +02:00
parent 4f8d31fc68
commit 61a2cb65b1
4 changed files with 27 additions and 8 deletions
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9
modules/regex/doc_classes/RegEx.xml
View File

@@ -62,6 +62,13 @@
Compiles and assign the search pattern to use. Returns [constant OK] if the compilation is successful. If an error is encountered, details are printed to standard output and an error is returned.
</description>
</method>
<method name="create_from_string" qualifiers="static">
<return type="RegEx" />
<argument index="0" name="pattern" type="String" />
<description>
Creates and compiles a new [RegEx] object.
</description>
</method>
<method name="get_group_count" qualifiers="const">
<return type="int" />
<description>
@@ -96,7 +103,7 @@
</description>
</method>
<method name="search_all" qualifiers="const">
<return type="Array" />
<return type="RegExMatch[]" />
<argument index="0" name="subject" type="String" />
<argument index="1" name="offset" type="int" default="0" />
<argument index="2" name="end" type="int" default="-1" />

13
modules/regex/regex.cpp
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@@ -159,6 +159,13 @@ void RegEx::_pattern_info(uint32_t what, void *where) const {
pcre2_pattern_info_32((pcre2_code_32 *)code, what, where);
}
Ref<RegEx> RegEx::create_from_string(const String &p_pattern) {
Ref<RegEx> ret;
ret.instantiate();
ret->compile(p_pattern);
return ret;
}
void RegEx::clear() {
if (code) {
pcre2_code_free_32((pcre2_code_32 *)code);
@@ -258,11 +265,11 @@ Ref<RegExMatch> RegEx::search(const String &p_subject, int p_offset, int p_end)
return result;
}
Array RegEx::search_all(const String &p_subject, int p_offset, int p_end) const {
TypedArray<RegExMatch> RegEx::search_all(const String &p_subject, int p_offset, int p_end) const {
ERR_FAIL_COND_V_MSG(p_offset < 0, Array(), "RegEx search offset must be >= 0");
int last_end = -1;
Array result;
TypedArray<RegExMatch> result;
Ref<RegExMatch> match = search(p_subject, p_offset, p_end);
while (match.is_valid()) {
if (last_end == match->get_end(0)) {
@@ -384,6 +391,8 @@ RegEx::~RegEx() {
}
void RegEx::_bind_methods() {
ClassDB::bind_static_method("RegEx", D_METHOD("create_from_string", "pattern"), &RegEx::create_from_string);
ClassDB::bind_method(D_METHOD("clear"), &RegEx::clear);
ClassDB::bind_method(D_METHOD("compile", "pattern"), &RegEx::compile);
ClassDB::bind_method(D_METHOD("search", "subject", "offset", "end"), &RegEx::search, DEFVAL(0), DEFVAL(-1));

5
modules/regex/regex.h
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@@ -37,6 +37,7 @@
#include "core/templates/vector.h"
#include "core/variant/array.h"
#include "core/variant/dictionary.h"
#include "core/variant/typed_array.h"
class RegExMatch : public RefCounted {
GDCLASS(RegExMatch, RefCounted);
@@ -81,11 +82,13 @@ protected:
static void _bind_methods();
public:
static Ref<RegEx> create_from_string(const String &p_pattern);
void clear();
Error compile(const String &p_pattern);
Ref<RegExMatch> search(const String &p_subject, int p_offset = 0, int p_end = -1) const;
Array search_all(const String &p_subject, int p_offset = 0, int p_end = -1) const;
TypedArray<RegExMatch> search_all(const String &p_subject, int p_offset = 0, int p_end = -1) const;
String sub(const String &p_subject, const String &p_replacement, bool p_all = false, int p_offset = 0, int p_end = -1) const;
bool is_valid() const;