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better repl logic

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Luna 2019-09-10 15:44:10 -03:00
parent 058bf8deb9
commit 88a73e64d8
1 changed files with 12 additions and 3 deletions
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15
src/main.zig
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@ -39,9 +39,15 @@ pub fn doRepl(allocator: *std.mem.Allocator, args_it: var) !void {
// TODO start a runner and keep it hot
// we keep
// - a CommandList with the full commands we have right now
// - a Command with the current last typed successful command
var lang = langs.Lang.init(allocator);
defer lang.deinit();
var current: langs.Command = undefined;
while (true) {
lang.reset();
try stdout.print("> ");
@ -53,10 +59,13 @@ pub fn doRepl(allocator: *std.mem.Allocator, args_it: var) !void {
};
if (std.mem.eql(u8, line, "push")) {
try file.seekTo(0);
try printer.printList(cmds, stream);
try cmds.append(current);
continue;
} else if (std.mem.eql(u8, line, "list")) {
try printer.printList(cmds, stdout);
continue;
} else if (std.mem.eql(u8, line, "save")) {
try file.seekTo(0);
try printer.printList(cmds, stream);
continue;
}
@ -65,7 +74,7 @@ pub fn doRepl(allocator: *std.mem.Allocator, args_it: var) !void {
std.debug.warn("repl: error while parsing: {}\n", err);
continue;
};
try cmds.append(cmds_parsed.at(0));
current = cmds_parsed.at(0);
}
}