48 lines
1.4 KiB
Markdown
48 lines
1.4 KiB
Markdown
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```zig title="Zig"
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const std = @import("std");
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const kreuzberg = @import("kreuzberg");
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const MinLengthValidator = struct {
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min_length: usize,
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pub fn validate(self: *MinLengthValidator, result: [*c]const u8, config: [*c]const u8) !void {
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_ = config;
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const slice = std.mem.sliceTo(result, 0);
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if (slice.len < self.min_length) return error.Validation;
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}
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pub fn should_validate(self: *MinLengthValidator, result: [*c]const u8, config: [*c]const u8) i32 {
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_ = self;
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_ = result;
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_ = config;
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return 1;
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}
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pub fn priority(self: *MinLengthValidator) i32 {
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_ = self;
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return 100;
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}
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};
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pub fn main() !void {
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var instance = MinLengthValidator{ .min_length = 50 };
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var vtable = kreuzberg.make_validator_vtable(MinLengthValidator, &instance);
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vtable.name_fn = struct {
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fn thunk(user_data: ?*anyopaque, out_name: ?*?[*c]u8) callconv(.C) void {
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_ = user_data;
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if (out_name) |ptr| ptr.* = @constCast("min-length-validator");
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}
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}.thunk;
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vtable.version_fn = struct {
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fn thunk(user_data: ?*anyopaque, out_version: ?*?[*c]u8) callconv(.C) void {
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_ = user_data;
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if (out_version) |ptr| ptr.* = @constCast("1.0.0");
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}
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}.thunk;
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var out_error: ?[*c]u8 = null;
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_ = kreuzberg.register_validator("min-length-validator", vtable, &instance, &out_error);
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}
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```
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