58 lines
1.7 KiB
Zig
58 lines
1.7 KiB
Zig
const std = @import("std");
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const expect = std.testing.expect;
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const builtin = @import("builtin");
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test "inline scalar prongs" {
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if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
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var x: usize = 0;
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switch (x) {
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10 => |*item| try expect(@TypeOf(item) == *usize),
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inline 11 => |*item| {
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try expect(@TypeOf(item) == *const usize);
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try expect(item.* == 11);
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},
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else => {},
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}
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}
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test "inline prong ranges" {
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if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
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var x: usize = 0;
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switch (x) {
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inline 0...20, 24 => |item| {
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if (item > 25) @compileError("bad");
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},
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else => {},
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}
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}
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const E = enum { a, b, c, d };
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test "inline switch enums" {
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if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
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var x: E = .a;
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switch (x) {
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inline .a, .b => |aorb| if (aorb != .a and aorb != .b) @compileError("bad"),
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inline .c, .d => |cord| if (cord != .c and cord != .d) @compileError("bad"),
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}
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}
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const U = union(E) { a: void, b: u2, c: u3, d: u4 };
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test "inline switch unions" {
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if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
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var x: U = .a;
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switch (x) {
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inline .a, .b => |aorb| {
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try expect(@TypeOf(aorb) == void or @TypeOf(aorb) == u2);
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},
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inline .c, .d => |cord| {
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try expect(@TypeOf(cord) == u3 or @TypeOf(cord) == u4);
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},
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}
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}
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