tiny.smg.cli.table.rich

1const std = @import("std");23const smg = @import("../../root.zig");4const output = smg.cli.output;56pub const Row3 = struct {7    a: []const u8,8    b: []const u8,9    c: []const u8,10};1112pub fn write3(writer: *std.Io.Writer, headers: Row3, rows: []const Row3) !void {13    const widths = [_]usize{14        maxColumn(headers.a, rows, 0) + 1,15        maxColumn(headers.b, rows, 1) + 2,16        maxColumn(headers.c, rows, 2) + 1,17    };18    try writeBorder(19        writer,20        "\xE2\x94\x8F",21        "\xE2\x94\xB3",22        "\xE2\x94\x93",23        "\xE2\x94\x81",24        &widths,25    );26    try writeRow(27        writer,28        .{ .a = headers.a, .b = headers.b, .c = headers.c },29        &widths,30        "\xE2\x94\x83",31        "\xE2\x94\x83",32    );33    try writeBorder(34        writer,35        "\xE2\x94\xA1",36        "\xE2\x95\x87",37        "\xE2\x94\xA9",38        "\xE2\x94\x81",39        &widths,40    );41    for (rows) |row| try writeRow(writer, row, &widths, "\xE2\x94\x82", "\xE2\x94\x82");42    try writeBorder(43        writer,44        "\xE2\x94\x94",45        "\xE2\x94\xB4",46        "\xE2\x94\x98",47        "\xE2\x94\x80",48        &widths,49    );50}5152fn maxColumn(header: []const u8, rows: []const Row3, column: usize) usize {53    var width = header.len;54    for (rows) |row| {55        const value = switch (column) {56            0 => row.a,57            1 => row.b,58            else => row.c,59        };60        width = @max(width, value.len);61    }62    return width;63}6465fn writeBorder(66    writer: *std.Io.Writer,67    left: []const u8,68    mid: []const u8,69    right: []const u8,70    fill: []const u8,71    widths: []const usize,72) !void {73    try output.writeDocText(writer, left);74    for (widths, 0..) |width, index| {75        try output.writeRepeatedDoc(writer, fill, width);76        if (index + 1 == widths.len) {77            try output.writeDocText(writer, right);78        } else {79            try output.writeDocText(writer, mid);80        }81    }82    try output.writeDocHardline(writer);83}8485fn writeRow(86    writer: *std.Io.Writer,87    row: Row3,88    widths: []const usize,89    edge: []const u8,90    sep: []const u8,91) !void {92    try output.writeDocText(writer, edge);93    try writeCell(writer, row.a, widths[0], false);94    try output.writeDocText(writer, sep);95    try writeCell(writer, row.b, widths[1], true);96    try output.writeDocText(writer, sep);97    try writeCell(writer, row.c, widths[2], true);98    try output.writeDocText(writer, edge);99    try output.writeDocHardline(writer);100}101102fn writeCell(103    writer: *std.Io.Writer,104    value: []const u8,105    width: usize,106    leading_space: bool,107) !void {108    var used: usize = 0;109    if (leading_space) {110        try output.writeDocText(writer, " ");111        used += 1;112    }113    try output.writeDocText(writer, value);114    used += value.len;115    try output.writeSpacesDoc(writer, width -| used);116}

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