tiny.smg.command.concepts.render

1const std = @import("std");2const pretty_json = @import("pretty").json;34const smg = @import("../../root.zig");5const concepts_mod = smg.concepts;6const output = smg.cli.output;7const rich_table = smg.cli.table.rich;89pub fn writeList(allocator: std.mem.Allocator, concept_list: []const concepts_mod.Concept, fmt: []const u8) !u8 {10    if (std.mem.eql(u8, fmt, "json")) {11        var out: std.Io.Writer.Allocating = .init(allocator);12        var writer = pretty_json.Writer.init(&out.writer, .minified);13        try writer.beginArray();14        for (concept_list) |concept| try writer.raw(try concepts_mod.render(allocator, concept));15        try writer.endArray();16        try out.writer.writeByte('\n');17        return try output.writeOut(out.written());18    }19    if (concept_list.len == 0) return try output.writeOut("No concepts defined. Add one with smg concept add.\n");20    var out: std.Io.Writer.Allocating = .init(allocator);21    try writeTable(allocator, &out.writer, concept_list);22    return try output.writeOut(out.written());23}2425fn writeTable(allocator: std.mem.Allocator, writer: *std.Io.Writer, concept_list: []const concepts_mod.Concept) !void {26    var rows: std.ArrayList(rich_table.Row3) = .empty;27    for (concept_list) |concept| {28        try rows.append(allocator, .{29            .a = concept.name,30            .b = try joinComma(allocator, concept.prefixes),31            .c = if (concept.sync_points.len == 0) "-" else try joinComma(allocator, concept.sync_points),32        });33    }34    try rich_table.write3(writer, .{ .a = "Name", .b = "Prefixes", .c = "Sync Points" }, rows.items);35}3637fn joinComma(allocator: std.mem.Allocator, values: []const []const u8) ![]const u8 {38    var out: std.Io.Writer.Allocating = .init(allocator);39    for (values, 0..) |value, index| {40        if (index != 0) try out.writer.writeAll(", ");41        try out.writer.writeAll(value);42    }43    return try out.toOwnedSlice();44}4546test "concept table renders prefixes and sync points" {47    var arena = std.heap.ArenaAllocator.init(std.testing.allocator);48    defer arena.deinit();49    const allocator = arena.allocator();50    const concept_list = [_]concepts_mod.Concept{.{51        .name = "core",52        .prefixes = &.{"app"},53        .sync_points = &.{"app.main"},54    }};55    var out: std.Io.Writer.Allocating = .init(allocator);56    try writeTable(allocator, &out.writer, &concept_list);57    try std.testing.expect(std.mem.indexOf(u8, out.written(), "Sync Points") != null);58    try std.testing.expect(std.mem.indexOf(u8, out.written(), "app.main") != null);59}

1pub const render = @import("render.zig");