zzstoatzz.io
comptime sql bindings for zig
ziglang
sql
fix fromRow to use type-aware row accessors
- call row.text(idx) for []const u8 fields
- call row.int(idx) for i64 fields
- call row.int(idx) != 0 for bool fields
- matches leaflet-search's Row interface
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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src/Query.zig
+27
-10
src/Query.zig
···
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}
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/// map row data to a struct using column names
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-
pub fn fromRow(comptime T: type, row_data: anytype) T {
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/// row must have .text(idx) and .int(idx) methods
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pub fn fromRow(comptime T: type, row: anytype) T {
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comptime validateStruct(T);
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var result: T = undefined;
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const fields = @typeInfo(T).@"struct".fields;
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inline for (fields) |f| {
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const idx = comptime columnIndex(f.name);
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@field(result, f.name) = row_data.get(idx);
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@field(result, f.name) = switch (f.type) {
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[]const u8 => row.text(idx),
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i64 => row.int(idx),
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bool => row.int(idx) != 0,
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else => @compileError("unsupported field type: " ++ @typeName(f.type)),
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};
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}
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return result;
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}
···
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test "fromRow" {
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const Q = Query("SELECT id, name, age FROM users");
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// mock row matching leaflet-search's Row interface
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const MockRow = struct {
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values: [3]i64,
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pub fn get(self: @This(), idx: usize) i64 {
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return self.values[idx];
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texts: [3][]const u8,
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ints: [3]i64,
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+
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pub fn text(self: @This(), idx: usize) []const u8 {
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return self.texts[idx];
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}
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pub fn int(self: @This(), idx: usize) i64 {
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return self.ints[idx];
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}
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};
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-
const row = MockRow{ .values = .{ 42, 100, 25 } };
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const Result = struct { id: i64, age: i64 };
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const result = Q.fromRow(Result, row);
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const row = MockRow{
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.texts = .{ "42", "alice", "25" },
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.ints = .{ 42, 0, 25 },
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};
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const User = struct { id: i64, name: []const u8, age: i64 };
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const user = Q.fromRow(User, row);
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try std.testing.expectEqual(42, result.id);
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try std.testing.expectEqual(25, result.age);
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try std.testing.expectEqual(42, user.id);
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try std.testing.expectEqualStrings("alice", user.name);
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try std.testing.expectEqual(25, user.age);
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}