diff options
| author | 2018-06-19 14:29:29 +0200 | |
|---|---|---|
| committer | 2018-06-19 14:29:29 +0200 | |
| commit | ae2d5063d760a6f383ca195d766e44e5f8bcc6ed (patch) | |
| tree | a5aa2c31206b99999c63013178380e669241fcb9 /src/extended.zig | |
| parent | Removed the settings param (diff) | |
| download | zig-clap-ae2d5063d760a6f383ca195d766e44e5f8bcc6ed.tar.gz zig-clap-ae2d5063d760a6f383ca195d766e44e5f8bcc6ed.tar.xz zig-clap-ae2d5063d760a6f383ca195d766e44e5f8bcc6ed.zip | |
Updated to newest version of zig
Diffstat (limited to 'src/extended.zig')
| -rw-r--r-- | src/extended.zig | 51 |
1 files changed, 21 insertions, 30 deletions
diff --git a/src/extended.zig b/src/extended.zig index ec8310e..09e91dd 100644 --- a/src/extended.zig +++ b/src/extended.zig | |||
| @@ -1,12 +1,12 @@ | |||
| 1 | pub const core = @import("core.zig"); | 1 | pub const core = @import("core.zig"); |
| 2 | 2 | ||
| 3 | const builtin = @import("builtin"); | 3 | const builtin = @import("builtin"); |
| 4 | const std = @import("std"); | 4 | const std = @import("std"); |
| 5 | 5 | ||
| 6 | const mem = std.mem; | 6 | const mem = std.mem; |
| 7 | const fmt = std.fmt; | 7 | const fmt = std.fmt; |
| 8 | const debug = std.debug; | 8 | const debug = std.debug; |
| 9 | const io = std.io; | 9 | const io = std.io; |
| 10 | 10 | ||
| 11 | const assert = debug.assert; | 11 | const assert = debug.assert; |
| 12 | 12 | ||
| @@ -92,7 +92,7 @@ pub const Parser = struct { | |||
| 92 | func: UnsafeFunction, | 92 | func: UnsafeFunction, |
| 93 | 93 | ||
| 94 | pub fn init(comptime FieldType: type, comptime Errors: type, func: ParseFunc(FieldType, Errors)) Parser { | 94 | pub fn init(comptime FieldType: type, comptime Errors: type, func: ParseFunc(FieldType, Errors)) Parser { |
| 95 | return Parser { | 95 | return Parser{ |
| 96 | .FieldType = FieldType, | 96 | .FieldType = FieldType, |
| 97 | .Errors = Errors, | 97 | .Errors = Errors, |
| 98 | .func = @ptrCast(UnsafeFunction, func), | 98 | .func = @ptrCast(UnsafeFunction, func), |
| @@ -104,7 +104,7 @@ pub const Parser = struct { | |||
| 104 | } | 104 | } |
| 105 | 105 | ||
| 106 | fn ParseFunc(comptime FieldType: type, comptime Errors: type) type { | 106 | fn ParseFunc(comptime FieldType: type, comptime Errors: type) type { |
| 107 | return fn(*FieldType, []const u8) Errors!void; | 107 | return fn (*FieldType, []const u8) Errors!void; |
| 108 | } | 108 | } |
| 109 | 109 | ||
| 110 | pub fn int(comptime Int: type, comptime radix: u8) Parser { | 110 | pub fn int(comptime Int: type, comptime radix: u8) Parser { |
| @@ -113,22 +113,14 @@ pub const Parser = struct { | |||
| 113 | field_ptr.* = try fmt.parseInt(Int, arg, radix); | 113 | field_ptr.* = try fmt.parseInt(Int, arg, radix); |
| 114 | } | 114 | } |
| 115 | }.i; | 115 | }.i; |
| 116 | return Parser.init( | 116 | return Parser.init(Int, @typeOf(func).ReturnType.ErrorSet, func); |
| 117 | Int, | ||
| 118 | @typeOf(func).ReturnType.ErrorSet, | ||
| 119 | func | ||
| 120 | ); | ||
| 121 | } | 117 | } |
| 122 | 118 | ||
| 123 | const string = Parser.init( | 119 | const string = Parser.init([]const u8, error{}, struct { |
| 124 | []const u8, | 120 | fn s(field_ptr: *[]const u8, arg: []const u8) (error{}!void) { |
| 125 | error{}, | 121 | field_ptr.* = arg; |
| 126 | struct { | 122 | } |
| 127 | fn s(field_ptr: *[]const u8, arg: []const u8) (error{}!void) { | 123 | }.s); |
| 128 | field_ptr.* = arg; | ||
| 129 | } | ||
| 130 | }.s | ||
| 131 | ); | ||
| 132 | }; | 124 | }; |
| 133 | 125 | ||
| 134 | pub fn Clap(comptime Result: type) type { | 126 | pub fn Clap(comptime Result: type) type { |
| @@ -174,7 +166,7 @@ pub fn Clap(comptime Result: type) type { | |||
| 174 | 166 | ||
| 175 | for (command.params) |p, i| { | 167 | for (command.params) |p, i| { |
| 176 | const id = i; | 168 | const id = i; |
| 177 | res[id] = core.Param(usize) { | 169 | res[id] = core.Param(usize){ |
| 178 | .id = id, | 170 | .id = id, |
| 179 | .takes_value = p.kind == Param.Kind.Option, | 171 | .takes_value = p.kind == Param.Kind.Option, |
| 180 | .names = p.names, | 172 | .names = p.names, |
| @@ -186,10 +178,9 @@ pub fn Clap(comptime Result: type) type { | |||
| 186 | 178 | ||
| 187 | var pos: usize = 0; | 179 | var pos: usize = 0; |
| 188 | 180 | ||
| 189 | arg_loop: | 181 | arg_loop: while (try clap.next()) |arg| : (pos += 1) { |
| 190 | while (try clap.next()) |arg| : (pos += 1) { | 182 | inline for (command.params) |param, i| { |
| 191 | inline for(command.params) |param, i| { | 183 | if (arg.param.id == i and (param.settings.position orelse pos) == pos) { |
| 192 | if (arg.param.id == i and (param.settings.position ?? pos) == pos) { | ||
| 193 | handled[i] = true; | 184 | handled[i] = true; |
| 194 | 185 | ||
| 195 | switch (param.kind) { | 186 | switch (param.kind) { |
| @@ -197,7 +188,7 @@ pub fn Clap(comptime Result: type) type { | |||
| 197 | getFieldPtr(&result, param.field).* = true; | 188 | getFieldPtr(&result, param.field).* = true; |
| 198 | }, | 189 | }, |
| 199 | Param.Kind.Option => |parser| { | 190 | Param.Kind.Option => |parser| { |
| 200 | try parser.parse(getFieldPtr(&result, param.field), ??arg.value); | 191 | try parser.parse(getFieldPtr(&result, param.field), arg.value.?); |
| 201 | }, | 192 | }, |
| 202 | Param.Kind.Subcommand => |sub_command| { | 193 | Param.Kind.Subcommand => |sub_command| { |
| 203 | getFieldPtr(&result, param.field).* = try sub_command.parseHelper(Error, clap); | 194 | getFieldPtr(&result, param.field).* = try sub_command.parseHelper(Error, clap); |
| @@ -223,19 +214,19 @@ pub fn Clap(comptime Result: type) type { | |||
| 223 | 214 | ||
| 224 | fn GetFieldPtrReturn(comptime Struct: type, comptime field: []const u8) type { | 215 | fn GetFieldPtrReturn(comptime Struct: type, comptime field: []const u8) type { |
| 225 | var inst: Struct = undefined; | 216 | var inst: Struct = undefined; |
| 226 | const dot_index = comptime mem.indexOfScalar(u8, field, '.') ?? { | 217 | const dot_index = comptime mem.indexOfScalar(u8, field, '.') orelse { |
| 227 | return @typeOf(&@field(inst, field)); | 218 | return @typeOf(&@field(inst, field)); |
| 228 | }; | 219 | }; |
| 229 | 220 | ||
| 230 | return GetFieldPtrReturn(@typeOf(@field(inst, field[0..dot_index])), field[dot_index + 1..]); | 221 | return GetFieldPtrReturn(@typeOf(@field(inst, field[0..dot_index])), field[dot_index + 1 ..]); |
| 231 | } | 222 | } |
| 232 | 223 | ||
| 233 | fn getFieldPtr(curr: var, comptime field: []const u8) GetFieldPtrReturn(@typeOf(curr).Child, field) { | 224 | fn getFieldPtr(curr: var, comptime field: []const u8) GetFieldPtrReturn(@typeOf(curr).Child, field) { |
| 234 | const dot_index = comptime mem.indexOfScalar(u8, field, '.') ?? { | 225 | const dot_index = comptime mem.indexOfScalar(u8, field, '.') orelse { |
| 235 | return &@field(curr, field); | 226 | return &@field(curr, field); |
| 236 | }; | 227 | }; |
| 237 | 228 | ||
| 238 | return getFieldPtr(&@field(curr, field[0..dot_index]), field[dot_index + 1..]); | 229 | return getFieldPtr(&@field(curr, field[0..dot_index]), field[dot_index + 1 ..]); |
| 239 | } | 230 | } |
| 240 | }; | 231 | }; |
| 241 | } | 232 | } |