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Add all basic ed functions

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- except global and history ones
This commit is contained in:
syedm
2026-08-31 08:14:12 +01:00
parent 010f916d35
commit a996beb4aa
15 changed files with 732 additions and 362 deletions
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src/internal/buffer/generic.cc
+30 -129
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@@ -24,81 +24,31 @@ uint64_t GenericBuffer::bytes() {
}
void GenericBuffer::load(BEd &ctx, vase::Shard *text) {
try {
if (lines())
ctx.marks.erase(name, 1, lines());
vase::Shard::release(root);
root = text;
state = buffer::GenericBuffer::Unmodified;
if (!text) {
ctx.prev().buffername = name;
ctx.prev().start = 0;
ctx.prev().end = 0;
} else {
ctx.prev().buffername = name;
ctx.prev().start = 1;
ctx.prev().end = text->lines + 1;
}
parser.emplace(root, lines(), syntax::ruby::lang_ruby());
} catch (...) {
vase::Shard::release(text);
throw;
if (lines())
ctx.marks.erase(name, 1, lines());
vase::Shard::release(root);
vase::Shard::retain(text);
root = text;
state = buffer::GenericBuffer::Unmodified;
if (!text) {
ctx.prev().buffername = name;
ctx.prev().start = 0;
ctx.prev().end = 0;
} else {
ctx.prev().buffername = name;
ctx.prev().start = 1;
ctx.prev().end = text->lines + 1;
}
parser.emplace(root, lines(), syntax::ruby::lang_ruby());
}
void GenericBuffer::load(BEd &ctx) {
if (save_path.empty())
throw ed_error("File cannot be implied.");
load(ctx, save_path);
void GenericBuffer::set_filename(std::filesystem::path path) {
save_path = path;
}
void GenericBuffer::load(BEd &ctx, const char *cmd) {
auto text = vase::Shard::from_command(cmd, true);
try {
if (lines())
ctx.marks.erase(name, 1, lines());
vase::Shard::release(root);
root = text;
state = buffer::GenericBuffer::Unmodified;
if (!text) {
ctx.prev().buffername = name;
ctx.prev().start = 0;
ctx.prev().end = 0;
} else {
ctx.prev().buffername = name;
ctx.prev().start = 1;
ctx.prev().end = text->lines + 1;
}
parser.emplace(root, lines(), syntax::ruby::lang_ruby());
} catch (...) {
vase::Shard::release(text);
throw;
}
}
void GenericBuffer::load(BEd &ctx, std::filesystem::path path) {
auto text = vase::Shard::from_file(path, true);
try {
if (lines())
ctx.marks.erase(name, 1, lines());
vase::Shard::release(root);
root = text;
state = buffer::GenericBuffer::Unmodified;
if (!text) {
ctx.prev().buffername = name;
ctx.prev().start = 0;
ctx.prev().end = 0;
} else {
ctx.prev().buffername = name;
ctx.prev().start = 1;
ctx.prev().end = text->lines + 1;
}
parser.emplace(root, lines(), syntax::ruby::lang_ruby());
} catch (...) {
vase::Shard::release(text);
throw;
}
}
std::filesystem::path GenericBuffer::filename() {
return save_path;
};
void GenericBuffer::append(BEd &ctx, vase::Shard *text, uint64_t line) {
ctx.prev().buffername = name;
@@ -114,8 +64,8 @@ void GenericBuffer::append(BEd &ctx, vase::Shard *text, uint64_t line) {
void GenericBuffer::remove(BEd &ctx, uint64_t start_line, uint64_t end_line) {
root = vase::erase(root, start_line, end_line);
ctx.prev().buffername = name;
ctx.prev().start = lines() ? 1 : 0;
ctx.prev().end = lines();
ctx.prev().start = std::min(start_line, lines());
ctx.prev().end = std::min(start_line, lines());
ctx.marks.erase(name, start_line, end_line - start_line + 1);
if (parser)
parser->erase(root, start_line, end_line - start_line + 1);
@@ -327,61 +277,12 @@ void GenericBuffer::number_print(BEd &ctx, uint64_t start_line, uint64_t end_lin
}
}
/*std::string GenericBuffer::list_string(std::string_view s) {
uint32_t width = 80;
winsize ws{};
if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &ws) == 0 && ws.ws_col != 0)
width = ws.ws_col;
std::string out;
out.reserve(s.size());
const uint32_t max_width = width > 1 ? width - 1 : 1;
uint32_t column = 0;
auto append = [&](std::string_view text) {
if (column + text.size() > max_width) {
out += "\\\n";
column = 0;
}
out += text;
column += text.size();
};
for (unsigned char c : s) {
switch (c) {
case '\\':
append("\\\\");
break;
case '$':
append("\\$");
break;
case '\a':
append("\\a");
break;
case '\b':
append("\\b");
break;
case '\f':
append("\\f");
break;
case '\r':
append("\\r");
break;
case '\t':
append("\\t");
break;
case '\v':
append("\\v");
break;
default:
if (!std::isprint(c)) {
char buf[5];
std::snprintf(buf, sizeof(buf), "\\%03o", c);
append(buf);
} else {
append(std::string_view((const char *)&c, 1));
}
break;
}
}
out += '$';
return out;
}*/
void GenericBuffer::list_print(BEd &ctx, uint64_t start_line, uint64_t end_line) {
ctx.prev().buffername = name;
ctx.prev().start = start_line;
ctx.prev().end = end_line;
vase::Iterator it(root, start_line - 1, Direction::Forward);
while (it.next() && start_line++ <= end_line)
std::cout << list_string(it.line) << std::endl;
}
} // namespace bed::internal::buffer