Move to using zig master apis
This commit is contained in:
parent
e456a0aa13
commit
c141d537c8
3 changed files with 26 additions and 37 deletions
16
src/http.zig
16
src/http.zig
|
@ -5,8 +5,9 @@ const ciutf8 = @import("./util.zig").ciutf8;
|
||||||
const Reader = std.net.Stream.Reader;
|
const Reader = std.net.Stream.Reader;
|
||||||
const Writer = std.net.Stream.Writer;
|
const Writer = std.net.Stream.Writer;
|
||||||
|
|
||||||
pub const Handler = fn (*Context) HttpError!void;
|
const Status = std.http.Status;
|
||||||
pub const HttpError = error{Http404};
|
const Method = std.http.Method;
|
||||||
|
pub const Handler = fn (*Context) anyerror!void;
|
||||||
|
|
||||||
const HeaderMap = std.HashMap([]const u8, []const u8, struct {
|
const HeaderMap = std.HashMap([]const u8, []const u8, struct {
|
||||||
pub fn eql(_: @This(), a: []const u8, b: []const u8) bool {
|
pub fn eql(_: @This(), a: []const u8, b: []const u8) bool {
|
||||||
|
@ -33,17 +34,6 @@ fn handleInternalError(writer: Writer) !void {
|
||||||
try writer.writeAll("HTTP/1.1 500 Internal Server Error");
|
try writer.writeAll("HTTP/1.1 500 Internal Server Error");
|
||||||
}
|
}
|
||||||
|
|
||||||
pub const Method = enum {
|
|
||||||
GET,
|
|
||||||
//HEAD,
|
|
||||||
POST,
|
|
||||||
//PUT,
|
|
||||||
//DELETE,
|
|
||||||
//CONNECT,
|
|
||||||
//OPTIONS,
|
|
||||||
//TRACE,
|
|
||||||
};
|
|
||||||
|
|
||||||
fn parseHttpMethod(reader: Reader) !Method {
|
fn parseHttpMethod(reader: Reader) !Method {
|
||||||
var buf: [8]u8 = undefined;
|
var buf: [8]u8 = undefined;
|
||||||
const str = reader.readUntilDelimiter(&buf, ' ') catch |err| switch (err) {
|
const str = reader.readUntilDelimiter(&buf, ' ') catch |err| switch (err) {
|
||||||
|
|
19
src/main.zig
19
src/main.zig
|
@ -8,13 +8,13 @@ pub const routing = @import("./routing.zig");
|
||||||
pub const Uuid = util.Uuid;
|
pub const Uuid = util.Uuid;
|
||||||
pub const ciutf8 = util.ciutf8;
|
pub const ciutf8 = util.ciutf8;
|
||||||
|
|
||||||
pub const io_mode = .evented;
|
//pub const io_mode = .evented;
|
||||||
|
|
||||||
pub const router = routing.makeRouter(*http.Context, [_]routing.RouteFn(*http.Context){
|
pub const router = routing.makeRouter(*http.Context, &[_]routing.RouteFn(*http.Context){
|
||||||
routing.makeRoute(.GET, "/", staticString("Index Page")),
|
routing.makeRoute(.GET, "/", staticString("Index Page")),
|
||||||
routing.makeRoute(.GET, "/abc", staticString("abc")),
|
routing.makeRoute(.GET, "/abc", staticString("abc")),
|
||||||
routing.makeRoute(.GET, "/user/:id", getUser),
|
//routing.makeRoute(.GET, "/user/:id", getUser),
|
||||||
routing.makeRoute(.POST, "/note/", postNote),
|
//routing.makeRoute(.POST, "/note/", postNote),
|
||||||
});
|
});
|
||||||
|
|
||||||
const this_scheme = "http";
|
const this_scheme = "http";
|
||||||
|
@ -58,9 +58,10 @@ fn getUser(ctx: *http.Context, args: struct { id: []const u8 }) anyerror!void {
|
||||||
try writer.writeAll("}");
|
try writer.writeAll("}");
|
||||||
}
|
}
|
||||||
|
|
||||||
fn staticString(comptime str: []const u8) routing.RouteFn(http.Context) {
|
const DummyArgs = struct {};
|
||||||
|
fn staticString(comptime str: []const u8) fn (*http.Context, DummyArgs) anyerror!void {
|
||||||
return (struct {
|
return (struct {
|
||||||
fn func(ctx: *http.Context, _: struct {}) http.HttpError!void {
|
fn func(ctx: *http.Context, _: DummyArgs) anyerror!void {
|
||||||
try ctx.response.headers.put("Content-Type", "text/plain");
|
try ctx.response.headers.put("Content-Type", "text/plain");
|
||||||
try ctx.response.write(200, str);
|
try ctx.response.write(200, str);
|
||||||
}
|
}
|
||||||
|
@ -80,8 +81,8 @@ pub fn main() anyerror!void {
|
||||||
|
|
||||||
// todo: keep track of connections
|
// todo: keep track of connections
|
||||||
_ = async http.handleConnection(conn, struct {
|
_ = async http.handleConnection(conn, struct {
|
||||||
fn func(ctx: *http.Context) http.HttpError!void {
|
fn func(ctx: *http.Context) anyerror!void {
|
||||||
//try router(ctx, ctx.method, ctx.path);
|
try router(ctx.request.method, ctx.request.path, ctx);
|
||||||
_ = ctx;
|
_ = ctx;
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
@ -91,4 +92,6 @@ pub fn main() anyerror!void {
|
||||||
|
|
||||||
test {
|
test {
|
||||||
_ = http;
|
_ = http;
|
||||||
|
_ = util;
|
||||||
|
_ = routing;
|
||||||
}
|
}
|
||||||
|
|
|
@ -1,5 +1,4 @@
|
||||||
const std = @import("std");
|
const std = @import("std");
|
||||||
const http = @import("./http.zig");
|
|
||||||
const ciutf8 = @import("./util.zig").ciutf8;
|
const ciutf8 = @import("./util.zig").ciutf8;
|
||||||
|
|
||||||
const PathIter = struct {
|
const PathIter = struct {
|
||||||
|
@ -70,42 +69,39 @@ const RouteSegment = union(enum) {
|
||||||
param: []const u8,
|
param: []const u8,
|
||||||
};
|
};
|
||||||
|
|
||||||
// convention: return http.HttpError IFF a situation you can't finish the request in happens.
|
|
||||||
// If status line/headers were written, always return void
|
|
||||||
|
|
||||||
pub fn RouteFn(comptime Context: type) type {
|
pub fn RouteFn(comptime Context: type) type {
|
||||||
return fn (Context, http.Method, []const u8) http.HttpError!void;
|
return fn (Context, std.http.Method, []const u8) anyerror!void;
|
||||||
}
|
}
|
||||||
|
|
||||||
/// `makeRoute` takes a route definition and a handler of the form `fn(<Context>, <Params>) http.HttpError!void`
|
/// `makeRoute` takes a route definition and a handler of the form `fn(<Context>, <Params>) anyerror!void`
|
||||||
/// where `Params` is a struct containing one field of type `[]const u8` for each path parameter
|
/// where `Params` is a struct containing one field of type `[]const u8` for each path parameter
|
||||||
///
|
///
|
||||||
/// Arguments:
|
/// Arguments:
|
||||||
/// method: The HTTP method to match
|
/// method: The HTTP method to match
|
||||||
/// path: The path spec to match against. Path segments beginning with a `:` will cause the rest of
|
/// path: The path spec to match against. Path segments beginning with a `:` will cause the rest of
|
||||||
/// the segment to be treated as the name of a path parameter
|
/// the segment to be treated as the name of a path parameter
|
||||||
/// handler: The code to execute on route match. This must be a function of form `fn(<Context>, <Params>) http.HttpError!void`
|
/// handler: The code to execute on route match. This must be a function of form `fn(<Context>, <Params>) anyerror!void`
|
||||||
///
|
///
|
||||||
/// Implicit Arguments:
|
/// Implicit Arguments:
|
||||||
/// Context: the type of a user-supplied Context that is passed through the route. typically `http.Context` but
|
/// Context: the type of a user-supplied Context that is passed through the route. typically `std.http.Context` but
|
||||||
/// made generic for ease of testing. There are no restrictions on this type
|
/// made generic for ease of testing. There are no restrictions on this type
|
||||||
/// Params: the type of a struct representing the path parameters expressed in `<path>`. This must be
|
/// Params: the type of a struct representing the path parameters expressed in `<path>`. This must be
|
||||||
/// a struct, with a one-one map between fields and path parameters. Each field must be of type
|
/// a struct, with a one-one map between fields and path parameters. Each field must be of type
|
||||||
/// `[]const u8` and it must have the same name as a single path parameter.
|
/// `[]const u8` and it must have the same name as a single path parameter.
|
||||||
///
|
///
|
||||||
/// Returns:
|
/// Returns:
|
||||||
/// A new route function of type `fn(<Context>, http.Method, []const u8) http.HttpError!void`. When called,
|
/// A new route function of type `fn(<Context>, std.http.Method, []const u8) anyerror!void`. When called,
|
||||||
/// this function will test the provided values against its specification. If they match, then
|
/// this function will test the provided values against its specification. If they match, then
|
||||||
/// this function will parse path parameters and <handler> will be called with the supplied
|
/// this function will parse path parameters and <handler> will be called with the supplied
|
||||||
/// context and params. If they do not match, this function will return error.Http404
|
/// context and params. If they do not match, this function will return error.Http404
|
||||||
///
|
///
|
||||||
/// Example:
|
/// Example:
|
||||||
/// route(.GET, "/user/:id/followers", struct{
|
/// route(.GET, "/user/:id/followers", struct{
|
||||||
/// fn getFollowers(ctx: http.Context, params: struct{ id: []const u8 } http.HttpError { ... }
|
/// fn getFollowers(ctx: std.http.Context, params: struct{ id: []const u8 } anyerror { ... }
|
||||||
/// ).getFollowers)
|
/// ).getFollowers)
|
||||||
///
|
///
|
||||||
pub fn makeRoute(
|
pub fn makeRoute(
|
||||||
comptime method: http.Method,
|
comptime method: std.http.Method,
|
||||||
comptime path: []const u8,
|
comptime path: []const u8,
|
||||||
comptime handler: anytype,
|
comptime handler: anytype,
|
||||||
) return_type: {
|
) return_type: {
|
||||||
|
@ -114,7 +110,7 @@ pub fn makeRoute(
|
||||||
break :return_type RouteFn(@typeInfo(@TypeOf(handler)).Fn.args[0].arg_type.?);
|
break :return_type RouteFn(@typeInfo(@TypeOf(handler)).Fn.args[0].arg_type.?);
|
||||||
} {
|
} {
|
||||||
const handler_args = @typeInfo(@TypeOf(handler)).Fn.args;
|
const handler_args = @typeInfo(@TypeOf(handler)).Fn.args;
|
||||||
if (handler_args.len != 2) @compileError("handler function must have signature fn(Context, Params) http.HttpError");
|
if (handler_args.len != 2) @compileError("handler function must have signature fn(Context, Params) anyerror");
|
||||||
if (@typeInfo(handler_args[1].arg_type.?) != .Struct) @compileError("Params in handler(Context, Params) must be struct");
|
if (@typeInfo(handler_args[1].arg_type.?) != .Struct) @compileError("Params in handler(Context, Params) must be struct");
|
||||||
|
|
||||||
const Context = handler_args[0].arg_type.?;
|
const Context = handler_args[0].arg_type.?;
|
||||||
|
@ -142,7 +138,7 @@ pub fn makeRoute(
|
||||||
}
|
}
|
||||||
|
|
||||||
return struct {
|
return struct {
|
||||||
fn func(ctx: Context, req_method: http.Method, req_path: []const u8) http.HttpError!void {
|
fn func(ctx: Context, req_method: std.http.Method, req_path: []const u8) anyerror!void {
|
||||||
if (req_method != method) return error.Http404;
|
if (req_method != method) return error.Http404;
|
||||||
|
|
||||||
var params: Params = undefined;
|
var params: Params = undefined;
|
||||||
|
@ -168,7 +164,7 @@ pub fn makeRoute(
|
||||||
}
|
}
|
||||||
|
|
||||||
pub fn RouterFn(comptime Context: type) type {
|
pub fn RouterFn(comptime Context: type) type {
|
||||||
return fn (http.Method, path: []const u8, Context) http.HttpError!void;
|
return fn (std.http.Method, path: []const u8, Context) anyerror!void;
|
||||||
}
|
}
|
||||||
|
|
||||||
pub fn makeRouter(
|
pub fn makeRouter(
|
||||||
|
@ -176,7 +172,7 @@ pub fn makeRouter(
|
||||||
comptime routes: []const RouteFn(Context),
|
comptime routes: []const RouteFn(Context),
|
||||||
) RouterFn(Context) {
|
) RouterFn(Context) {
|
||||||
return struct {
|
return struct {
|
||||||
fn dispatch(method: http.Method, path: []const u8, ctx: Context) http.HttpError!void {
|
fn dispatch(method: std.http.Method, path: []const u8, ctx: Context) anyerror!void {
|
||||||
for (routes) |r| {
|
for (routes) |r| {
|
||||||
return r(ctx, method, path) catch |err| switch (err) {
|
return r(ctx, method, path) catch |err| switch (err) {
|
||||||
error.Http404 => continue,
|
error.Http404 => continue,
|
||||||
|
@ -302,7 +298,7 @@ const _tests = struct {
|
||||||
fn dummyHandler(comptime Args: type) type {
|
fn dummyHandler(comptime Args: type) type {
|
||||||
comptime {
|
comptime {
|
||||||
return struct {
|
return struct {
|
||||||
fn func(_: TestContext, _: Args) http.HttpError!void {}
|
fn func(_: TestContext, _: Args) anyerror!void {}
|
||||||
};
|
};
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in a new issue