http add request and context

1 files changed, 45 insertions, 0 deletions

diff --git a/src/http/Route.zig b/src/http/Route.zig
new file mode 100644
index 0000000..bc86544
--- /dev/null
+++ b/src/http/Route.zig
@@ -0,0 +1,45 @@
+const std = @import("std");
+
+pub const Segment = union(enum) {
+    literal: []const u8,
+    identifier: []const u8,
+
+    pub fn format(self: *const @This(), writer: *std.Io.Writer) !void {
+        switch (self.*) {
+            .literal => |l| try writer.print("{s}", .{l}),
+            .identifier => |l| try writer.print("{{{s}}}", .{l}),
+        }
+    }
+};
+
+segments: []const Segment,
+
+pub fn fromAny(comptime route: anytype) @This() {
+    var segments: []const Segment = &.{};
+
+    inline for(route) |r| {
+        const segment: []const Segment = &.{ switch (@TypeOf(r)) {
+            @EnumLiteral() => .{ .identifier = @tagName(r) },
+            else => .{ .literal = r },
+        } };
+
+        segments = segments ++ segment;
+    }
+
+    return .{ .segments = segments };
+}
+
+pub fn format(self: *const @This(), writer: *std.Io.Writer) !void {
+    for (self.segments) |*seg| {
+        try writer.print("/{f}", .{seg});
+    }
+}
+
+
+pub fn shift(self: *const @This()) struct { Segment, @This() } {
+    if (self.segments.len == 0) {
+        @compileError("shift on empty route");
+    }
+
+    return .{ self.segments[0], self.segments[1..] };
+}