main: add Result enum
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parent
53d41b31e7
commit
3b8943731e
34
src/main.zig
34
src/main.zig
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@ -1,9 +1,43 @@
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const std = @import("std");
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const std = @import("std");
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pub const Result = enum {
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Ok,
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TokenizeError,
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ParseError,
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CompileError,
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};
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pub fn run(allocator: *std.mem.Allocator, slice: []const u8) Result {
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return Result.Ok;
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}
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pub fn main() anyerror!void {
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pub fn main() anyerror!void {
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const allocator = std.heap.direct_allocator;
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const allocator = std.heap.direct_allocator;
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var args_it = std.process.args();
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var args_it = std.process.args();
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_ = args_it.skip();
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_ = args_it.skip();
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const filepath = try (args_it.next(allocator) orelse @panic("expected file path"));
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const filepath = try (args_it.next(allocator) orelse @panic("expected file path"));
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var file = try std.fs.File.openRead(filepath);
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defer file.close();
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const total_bytes = try file.getEndPos();
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var slice = try allocator.alloc(u8, total_bytes);
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defer allocator.free(slice);
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_ = try file.read(slice);
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//switch (try run(allocator, slice)) {
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switch (run(allocator, slice)) {
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.Ok => {},
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.TokenizeError,
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.ParseError,
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.CompileError,
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=> |res| {
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std.debug.warn("error: {}\n", res);
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std.os.exit(1);
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},
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}
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}
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}
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