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const std = @import("std");
const assert = @import("../../../quirks.zig").inlineAssert;
const Parser = @import("../../osc.zig").Parser;
const Command = @import("../../osc.zig").Command;
/// Parse OSC 52
pub fn parse(parser: *Parser, terminator_ch: ?u8) ?*Command {
assert(parser.state == .@"52");
const cap = if (parser.capture) |*c| c else {
parser.state = .invalid;
return null;
};
cap.writeByte(0) catch {
parser.state = .invalid;
return null;
};
const data = cap.trailing();
if (data.len == 1) {
parser.state = .invalid;
return null;
}
if (data[0] == ';') {
parser.command = .{
.clipboard_contents = .{
.kind = 'c',
.data = data[1 .. data.len - 1 :0],
.terminator = .init(terminator_ch),
},
};
} else {
if (data.len < 2) {
parser.state = .invalid;
return null;
}
if (data[1] != ';') {
parser.state = .invalid;
return null;
}
parser.command = .{
.clipboard_contents = .{
.kind = data[0],
.data = data[2 .. data.len - 1 :0],
.terminator = .init(terminator_ch),
},
};
}
return &parser.command;
}
test "OSC 52: get/set clipboard" {
const testing = std.testing;
var p: Parser = .init(null);
const input = "52;s;?";
for (input) |ch| p.next(ch);
const cmd = p.end(null).?.*;
try testing.expect(cmd == .clipboard_contents);
try testing.expect(cmd.clipboard_contents.kind == 's');
try testing.expectEqualStrings("?", cmd.clipboard_contents.data);
try testing.expectEqual(.st, cmd.clipboard_contents.terminator);
}
test "OSC 52: get clipboard with BEL terminator" {
const testing = std.testing;
var p: Parser = .init(null);
const input = "52;c;?";
for (input) |ch| p.next(ch);
const cmd = p.end(0x07).?.*;
try testing.expect(cmd == .clipboard_contents);
try testing.expectEqual(.bel, cmd.clipboard_contents.terminator);
}
test "OSC 52: get/set clipboard (optional parameter)" {
const testing = std.testing;
var p: Parser = .init(null);
const input = "52;;?";
for (input) |ch| p.next(ch);
const cmd = p.end(null).?.*;
try testing.expect(cmd == .clipboard_contents);
try testing.expect(cmd.clipboard_contents.kind == 'c');
try testing.expectEqualStrings("?", cmd.clipboard_contents.data);
}
test "OSC 52: get/set clipboard with allocator" {
const testing = std.testing;
var p: Parser = .init(testing.allocator);
defer p.deinit();
const input = "52;s;?";
for (input) |ch| p.next(ch);
const cmd = p.end(null).?.*;
try testing.expect(cmd == .clipboard_contents);
try testing.expect(cmd.clipboard_contents.kind == 's');
try testing.expectEqualStrings("?", cmd.clipboard_contents.data);
}
test "OSC 52: clear clipboard" {
const testing = std.testing;
var p: Parser = .init(null);
defer p.deinit();
const input = "52;;";
for (input) |ch| p.next(ch);
const cmd = p.end(null).?.*;
try testing.expect(cmd == .clipboard_contents);
try testing.expect(cmd.clipboard_contents.kind == 'c');
try testing.expectEqualStrings("", cmd.clipboard_contents.data);
}
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