MrBounty
557e4ab064
When I use s2t, or string to type. Like to transform a string array into
an array. "[1 4 21]" to []i32{ 1, 4, 21}.
Before I return an ArrayList, now it use toOwnedSlice
339 lines
12 KiB
Zig
339 lines
12 KiB
Zig
const std = @import("std");
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const UUID = @import("uuid.zig").UUID;
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const DateTime = @import("date.zig").DateTime;
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// FIXME: Stop returning arrayList and use toOwnedSlice instead
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// TODO: Put those functions somewhere else
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pub fn parseInt(value_str: []const u8) i32 {
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return std.fmt.parseInt(i32, value_str, 10) catch return 0;
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}
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pub fn parseArrayInt(allocator: std.mem.Allocator, array_str: []const u8) ![]const i32 {
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var array = std.ArrayList(i32).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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try array.append(parseInt(x));
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}
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return try array.toOwnedSlice();
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}
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pub fn parseFloat(value_str: []const u8) f64 {
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return std.fmt.parseFloat(f64, value_str) catch return 0;
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}
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pub fn parseArrayFloat(allocator: std.mem.Allocator, array_str: []const u8) ![]const f64 {
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var array = std.ArrayList(f64).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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try array.append(parseFloat(x));
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}
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return try array.toOwnedSlice();
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}
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pub fn parseBool(value_str: []const u8) bool {
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return (value_str[0] != '0');
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}
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pub fn parseDate(value_str: []const u8) DateTime {
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const year: u16 = std.fmt.parseInt(u16, value_str[0..4], 10) catch 0;
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const month: u16 = std.fmt.parseInt(u16, value_str[5..7], 10) catch 0;
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const day: u16 = std.fmt.parseInt(u16, value_str[8..10], 10) catch 0;
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return DateTime.init(year, month, day, 0, 0, 0, 0);
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}
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pub fn parseArrayDate(allocator: std.mem.Allocator, array_str: []const u8) ![]const DateTime {
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var array = std.ArrayList(DateTime).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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try array.append(parseDate(x));
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}
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return try array.toOwnedSlice();
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}
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pub fn parseArrayDateUnix(allocator: std.mem.Allocator, array_str: []const u8) ![]const u64 {
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var array = std.ArrayList(u64).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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try array.append(parseDate(x).toUnix());
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}
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return array.toOwnedSlice();
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}
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pub fn parseTime(value_str: []const u8) DateTime {
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const hours: u16 = std.fmt.parseInt(u16, value_str[0..2], 10) catch 0;
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const minutes: u16 = std.fmt.parseInt(u16, value_str[3..5], 10) catch 0;
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const seconds: u16 = if (value_str.len > 6) std.fmt.parseInt(u16, value_str[6..8], 10) catch 0 else 0;
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const milliseconds: u16 = if (value_str.len > 9) std.fmt.parseInt(u16, value_str[9..13], 10) catch 0 else 0;
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return DateTime.init(0, 0, 0, hours, minutes, seconds, milliseconds);
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}
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pub fn parseArrayTime(allocator: std.mem.Allocator, array_str: []const u8) ![]const DateTime {
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var array = std.ArrayList(DateTime).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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try array.append(parseTime(x));
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}
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return try array.toOwnedSlice();
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}
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pub fn parseArrayTimeUnix(allocator: std.mem.Allocator, array_str: []const u8) ![]const u64 {
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var array = std.ArrayList(u64).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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try array.append(parseTime(x).toUnix());
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}
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return try array.toOwnedSlice();
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}
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pub fn parseDatetime(value_str: []const u8) DateTime {
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const year: u16 = std.fmt.parseInt(u16, value_str[0..4], 10) catch 0;
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const month: u16 = std.fmt.parseInt(u16, value_str[5..7], 10) catch 0;
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const day: u16 = std.fmt.parseInt(u16, value_str[8..10], 10) catch 0;
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const hours: u16 = std.fmt.parseInt(u16, value_str[11..13], 10) catch 0;
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const minutes: u16 = std.fmt.parseInt(u16, value_str[14..16], 10) catch 0;
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const seconds: u16 = if (value_str.len > 17) std.fmt.parseInt(u16, value_str[17..19], 10) catch 0 else 0;
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const milliseconds: u16 = if (value_str.len > 20) std.fmt.parseInt(u16, value_str[20..24], 10) catch 0 else 0;
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return DateTime.init(year, month, day, hours, minutes, seconds, milliseconds);
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}
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pub fn parseArrayDatetime(allocator: std.mem.Allocator, array_str: []const u8) ![]const DateTime {
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var array = std.ArrayList(DateTime).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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try array.append(parseDatetime(x));
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}
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return try array.toOwnedSlice();
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}
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pub fn parseArrayDatetimeUnix(allocator: std.mem.Allocator, array_str: []const u8) ![]const u64 {
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var array = std.ArrayList(u64).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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try array.append(parseDatetime(x).toUnix());
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}
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return try array.toOwnedSlice();
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}
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pub fn parseArrayBool(allocator: std.mem.Allocator, array_str: []const u8) ![]const bool {
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var array = std.ArrayList(bool).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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try array.append(parseBool(x));
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}
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return try array.toOwnedSlice();
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}
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pub fn parseArrayUUID(allocator: std.mem.Allocator, array_str: []const u8) ![]const UUID {
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var array = std.ArrayList(UUID).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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const uuid = try UUID.parse(x);
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try array.append(uuid);
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}
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return try array.toOwnedSlice();
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}
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pub fn parseArrayUUIDBytes(allocator: std.mem.Allocator, array_str: []const u8) ![]const [16]u8 {
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var array = std.ArrayList([16]u8).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], " ");
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while (it.next()) |x| {
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const uuid = try UUID.parse(x);
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try array.append(uuid.bytes);
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}
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return try array.toOwnedSlice();
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}
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// FIXME: I think it will not work if there is a ' inside the string, even \', need to fix that
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pub fn parseArrayStr(allocator: std.mem.Allocator, array_str: []const u8) ![]const []const u8 {
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var array = std.ArrayList([]const u8).init(allocator);
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var it = std.mem.splitAny(u8, array_str[1 .. array_str.len - 1], "'");
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_ = it.next(); // SSkip first token that is empty
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while (it.next()) |x| {
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if (std.mem.eql(u8, " ", x)) continue;
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try array.append(x);
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}
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if (array.items.len > 0) allocator.free(array.pop()); // Remove the last because empty like the first one
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return try array.toOwnedSlice();
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}
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test "Value parsing: Int" {
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const allocator = std.testing.allocator;
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// Int
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const values: [3][]const u8 = .{ "1", "42", "Hello" };
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const expected_values: [3]i32 = .{ 1, 42, 0 };
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for (values, 0..) |value, i| {
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try std.testing.expect(parseInt(value) == expected_values[i]);
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}
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// Int array
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const array_str = "[1 14 44 42 hello]";
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const array = parseArrayInt(allocator, array_str);
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defer allocator.free(array);
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const expected_array: [5]i32 = .{ 1, 14, 44, 42, 0 };
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try std.testing.expect(std.mem.eql(i32, array, &expected_array));
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}
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test "Value parsing: Float" {
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const allocator = std.testing.allocator;
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// Float
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const values: [3][]const u8 = .{ "1.3", "65.991", "Hello" };
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const expected_values: [3]f64 = .{ 1.3, 65.991, 0 };
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for (values, 0..) |value, i| {
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try std.testing.expect(parseFloat(value) == expected_values[i]);
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}
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// Float array
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const array_str = "[1.5 14.3 44.9999 42 hello]";
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const array = parseArrayFloat(allocator, array_str);
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defer allocator.free(array);
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const expected_array: [5]f64 = .{ 1.5, 14.3, 44.9999, 42, 0 };
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try std.testing.expect(std.mem.eql(f64, array, &expected_array));
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}
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test "Value parsing: String" {
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// Note that I dont parse string because I dont need to, a string is a string
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const allocator = std.testing.allocator;
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// string array
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const array_str = "['Hello' 'How are you doing ?' '']";
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const array = parseArrayStr(allocator, array_str);
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defer allocator.free(array);
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const expected_array: [3][]const u8 = .{ "'Hello'", "'How are you doing ?'", "''" };
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for (array, expected_array) |parsed, expected| {
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try std.testing.expect(std.mem.eql(u8, parsed, expected));
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}
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}
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test "Value parsing: Bool array" {
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const allocator = std.testing.allocator;
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const values: [3][]const u8 = .{ "1", "Hello", "0" };
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const expected_values: [3]bool = .{ true, true, false };
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for (values, 0..) |value, i| {
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try std.testing.expect(parseBool(value) == expected_values[i]);
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}
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// Bool array
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const array_str = "[1 0 0 1 1]";
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const array = parseArrayBool(allocator, array_str);
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defer allocator.free(array);
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const expected_array: [5]bool = .{ true, false, false, true, true };
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try std.testing.expect(std.mem.eql(bool, array, &expected_array));
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}
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test "Value parsing: Date" {
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const allocator = std.testing.allocator;
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// Date
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const values: [3][]const u8 = .{ "1920/01/01", "1998/01/21", "2024/12/31" };
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const expected_values: [3]DateTime = .{
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DateTime.init(1920, 1, 1, 0, 0, 0, 0),
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DateTime.init(1998, 1, 21, 0, 0, 0, 0),
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DateTime.init(2024, 12, 31, 0, 0, 0, 0),
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};
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for (values, 0..) |value, i| {
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try std.testing.expect(expected_values[i].compareDate(parseDate(value)));
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}
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// Date array
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const array_str = "[1920/01/01 1998/01/21 2024/12/31]";
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const array = parseArrayDate(allocator, array_str);
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defer allocator.free(array);
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const expected_array: [3]DateTime = .{
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DateTime.init(1920, 1, 1, 0, 0, 0, 0),
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DateTime.init(1998, 1, 21, 0, 0, 0, 0),
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DateTime.init(2024, 12, 31, 0, 0, 0, 0),
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};
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for (array, expected_array) |parsed, expected| {
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try std.testing.expect(expected.compareDate(parsed));
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}
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}
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test "Value parsing: Time" {
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const allocator = std.testing.allocator;
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const values: [4][]const u8 = .{ "12:45:00.0000", "18:12:53.7491", "02:30:10", "12:30" };
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const expected_values: [4]DateTime = .{
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DateTime.init(0, 0, 0, 12, 45, 0, 0),
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DateTime.init(0, 0, 0, 18, 12, 53, 7491),
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DateTime.init(0, 0, 0, 2, 30, 10, 0),
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DateTime.init(0, 0, 0, 12, 30, 0, 0),
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};
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for (values, 0..) |value, i| {
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try std.testing.expect(expected_values[i].compareTime(parseTime(value)));
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}
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// Time array
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const array_str = "[12:45:00.0000 18:12:53.7491 02:30:10 12:30]";
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const array = parseArrayTime(allocator, array_str);
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defer allocator.free(array);
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const expected_array: [4]DateTime = .{
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DateTime.init(0, 0, 0, 12, 45, 0, 0),
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DateTime.init(0, 0, 0, 18, 12, 53, 7491),
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DateTime.init(0, 0, 0, 2, 30, 10, 0),
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DateTime.init(0, 0, 0, 12, 30, 0, 0),
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};
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for (array, expected_array) |parsed, expected| {
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try std.testing.expect(expected.compareTime(parsed));
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}
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}
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test "Value parsing: Datetime" {
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const allocator = std.testing.allocator;
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const values: [4][]const u8 = .{ "1920/01/01-12:45:00.0000", "1920/01/01-18:12:53.7491", "1920/01/01-02:30:10", "1920/01/01-12:30" };
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const expected_values: [4]DateTime = .{
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DateTime.init(1920, 1, 1, 12, 45, 0, 0),
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DateTime.init(1920, 1, 1, 18, 12, 53, 7491),
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DateTime.init(1920, 1, 1, 2, 30, 10, 0),
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DateTime.init(1920, 1, 1, 12, 30, 0, 0),
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};
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for (values, 0..) |value, i| {
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try std.testing.expect(expected_values[i].compareDatetime(parseDatetime(value)));
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}
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// Time array
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const array_str = "[1920/01/01-12:45:00.0000 1920/01/01-18:12:53.7491 1920/01/01-02:30:10 1920/01/01-12:30]";
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const array = parseArrayDatetime(allocator, array_str);
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defer allocator.free(array);
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const expected_array: [4]DateTime = .{
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DateTime.init(1920, 1, 1, 12, 45, 0, 0),
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DateTime.init(1920, 1, 1, 18, 12, 53, 7491),
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DateTime.init(1920, 1, 1, 2, 30, 10, 0),
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DateTime.init(1920, 1, 1, 12, 30, 0, 0),
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};
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for (array, expected_array) |parsed, expected| {
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try std.testing.expect(expected.compareDatetime(parsed));
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}
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}
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