Major updates:

- A lotta cleanup
- BEd command parser rewrite
- Vase class removed
- Proper IO system.
- A lot more.
This commit is contained in:
2026-08-29 22:30:01 +01:00
parent d7278251ec
commit b8eac7b2da
42 changed files with 2153 additions and 1733 deletions
+295
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#include "internal/functions/functions.h"
#include "bed.h"
#include "internal/functions/suffixes.h"
namespace bed::internal::functions {
void Suffix::register_suffixes(BEd &ctx) {
ctx.suffixes['p' - 'a'] = Suffix{
.desc = "Prints current line.",
.handle = [](BEd &ctx) {
auto &addr = ctx.current();
ctx.buffer(addr.buffername).print(ctx, addr.number, addr.number);
}
};
ctx.suffixes['n' - 'a'] = Suffix{
.desc = "Prints current line with line number.",
.handle = [](BEd &ctx) {
auto &addr = ctx.current();
ctx.buffer(addr.buffername).number_print(ctx, addr.number, addr.number);
}
};
}
void Function::register_posix(BEd &ctx) {
ctx.no_op = Function{
.address_kind = Function::AddressKind::Line,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Prints a line and jumps to it.",
.default_address = ".+1",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &addr_, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
auto addr = std::get<buffer::Line>(addr_);
ctx.buffer(addr.buffername).print(ctx, addr.number, addr.number);
ctx.current() = addr;
}
};
ctx.eof_op = Function{
.address_kind = Function::AddressKind::None,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Try quitting.",
.default_address = "",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
for (auto &[name, buffer] : ctx.buffers) {
if (buffer->state == buffer::Buffer::Modified) {
buffer->state = buffer::Buffer::Warned;
throw ed_error("Buffer " + name + " modified.");
}
}
throw fatal_error("Quitting", 0);
}
};
ctx.functions.insert(
"j",
Function{
.address_kind = Function::AddressKind::Range,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Join a set of lines.",
.default_address = ".,.+1",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &addr_, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
auto addr = std::get<buffer::Range>(addr_);
ctx.buffer(addr.buffername).join(ctx, addr.start, addr.end);
ctx.current() = {addr.buffername, addr.start};
}
}
);
ctx.functions.insert(
"q",
Function{
.address_kind = Function::AddressKind::None,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Try quitting.",
.default_address = "",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
for (auto &[name, buffer] : ctx.buffers) {
if (buffer->state == buffer::Buffer::Modified) {
buffer->state = buffer::Buffer::Warned;
throw ed_error("Buffer " + name + " modified.");
}
}
throw fatal_error("Quitting", 0);
}
}
);
ctx.functions.insert(
"Q",
Function{
.address_kind = Function::AddressKind::None,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Force quit.",
.default_address = "",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &, const buffer::Address &, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
throw fatal_error("Force Quitting", 0);
}
}
);
ctx.functions.insert(
"p",
Function{
.address_kind = Function::AddressKind::Range,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Print range",
.default_address = ".,.",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &addr_, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
auto addr = std::get<buffer::Range>(addr_);
ctx.buffer(addr.buffername).print(ctx, addr.start, addr.end);
ctx.current() = {addr.buffername, addr.end};
},
}
);
ctx.functions.insert(
"n",
Function{
.address_kind = Function::AddressKind::Range,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Print range with line numbers",
.default_address = ".,.",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &addr_, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
auto addr = std::get<buffer::Range>(addr_);
ctx.buffer(addr.buffername).number_print(ctx, addr.start, addr.end);
ctx.current() = {addr.buffername, addr.end};
},
}
);
ctx.functions.insert(
"=",
Function{
.address_kind = Function::AddressKind::Range,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Print line numbers",
.default_address = "$",
.accept_zero = true,
.pre_text_mode = nullptr,
.handle = [](BEd &, const buffer::Address &addr_, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
auto addr = std::get<buffer::Range>(addr_);
if (addr.start == addr.end)
std::cout << ':' << addr.buffername << ':' << addr.start << "\n";
else
std::cout << ':' << addr.buffername << ':' << addr.start << "," << addr.end << "\n";
},
}
);
ctx.functions.insert(
"k",
Function{
.address_kind = Function::AddressKind::Line,
.argument_kind = Function::ArgumentKind::Mark,
.input_mode = Function::InputMode::None,
.desc = "Mark a line.",
.default_address = ".",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &addr_, vase::Shard *, const Argument &arg, std::vector<buffer::Line> *) {
auto addr = std::get<buffer::Line>(addr_);
ctx.mark(std::get<char>(arg), addr);
}
}
);
ctx.functions.insert(
"e",
Function{
.address_kind = Function::AddressKind::None,
.argument_kind = Function::ArgumentKind::File,
.input_mode = Function::InputMode::None,
.desc = "Try load a file into the current buffer.",
.default_address = "",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &addr_, vase::Shard *, const Argument &arg, std::vector<buffer::Line> *) {
auto &addr = std::get<std::string>(addr_);
auto &buf = ctx.buffer(addr);
if (buf.state == buffer::Buffer::Modified) {
buf.state = buffer::Buffer::Warned;
throw ed_error("Buffer modified.");
}
vase::Shard *s = nullptr;
if (std::holds_alternative<std::filesystem::path>(arg)) {
s = vase::Shard::from_file(std::get<std::filesystem::path>(arg), true);
buf.save_path = std::get<std::filesystem::path>(arg);
} else if (std::holds_alternative<ShellArg>(arg)) {
s = vase::Shard::from_command(std::get<ShellArg>(arg).cmd.c_str(), true);
} else if (std::holds_alternative<std::monostate>(arg)) {
if (buf.save_path != "")
s = vase::Shard::from_file(buf.save_path, true);
else
throw ed_error("Need filename to load.");
}
try {
if (buf.lines())
buf.remove(ctx, 1, buf.lines());
buf.append(ctx, s, 0);
buf.state = buffer::Buffer::Unmodified;
} catch (...) {
vase::Shard::release(s);
throw;
}
std::cout << (s->length + 1) << std::endl;
vase::Shard::release(s);
ctx.current() = {addr, buf.lines()};
}
}
);
ctx.functions.insert(
"E",
Function{
.address_kind = Function::AddressKind::None,
.argument_kind = Function::ArgumentKind::File,
.input_mode = Function::InputMode::None,
.desc = "Load a file into the current buffer.",
.default_address = "",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &addr_, vase::Shard *, const Argument &arg, std::vector<buffer::Line> *) {
auto &addr = std::get<std::string>(addr_);
auto &buf = ctx.buffer(addr);
vase::Shard *s = nullptr;
if (std::holds_alternative<std::filesystem::path>(arg)) {
s = vase::Shard::from_file(std::get<std::filesystem::path>(arg), true);
buf.save_path = std::get<std::filesystem::path>(arg);
} else if (std::holds_alternative<ShellArg>(arg)) {
s = vase::Shard::from_command(std::get<ShellArg>(arg).cmd.c_str(), true);
} else if (std::holds_alternative<std::monostate>(arg)) {
if (buf.save_path != "")
s = vase::Shard::from_file(buf.save_path, true);
else
throw ed_error("Need filename to load.");
}
try {
if (buf.lines())
buf.remove(ctx, 1, buf.lines());
buf.append(ctx, s, 0);
buf.state = buffer::Buffer::Unmodified;
} catch (...) {
vase::Shard::release(s);
throw;
}
std::cout << (s->length + 1) << std::endl;
vase::Shard::release(s);
ctx.current() = {addr, buf.lines()};
}
}
);
ctx.functions.insert(
"H",
Function{
.address_kind = Function::AddressKind::None,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Toggle help mode.",
.default_address = "",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
ctx.help_mode = !ctx.help_mode;
if (ctx.help_mode)
std::cout << ctx.last_help << std::endl;
}
}
);
ctx.functions.insert(
"h",
Function{
.address_kind = Function::AddressKind::None,
.argument_kind = Function::ArgumentKind::None,
.input_mode = Function::InputMode::None,
.desc = "Print last help message",
.default_address = "",
.accept_zero = false,
.pre_text_mode = nullptr,
.handle = [](BEd &ctx, const buffer::Address &, vase::Shard *, const Argument &, std::vector<buffer::Line> *) {
std::cout << ctx.last_help << std::endl;
}
}
);
}
} // namespace bed::internal::functions