mirror of
https://github.com/Ed94/Odin.git
synced 2026-07-30 19:30:06 +00:00
Merge tag 'dev-2025-07'
This commit is contained in:
@@ -19,7 +19,7 @@ SUBTAG_NAME :: "name"
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SUBTAG_POS :: "pos"
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SUBTAG_REQUIRED :: "required"
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SUBTAG_HIDDEN :: "hidden"
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SUBTAG_VARIADIC :: "variadic"
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SUBTAG_MANIFOLD :: "manifold"
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SUBTAG_FILE :: "file"
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SUBTAG_PERMS :: "perms"
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SUBTAG_INDISTINCT :: "indistinct"
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@@ -28,7 +28,7 @@ TAG_USAGE :: "usage"
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UNDOCUMENTED_FLAG :: "<This flag has not been documented yet.>"
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INTERNAL_VARIADIC_FLAG :: "varg"
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INTERNAL_OVERFLOW_FLAG :: #config(ODIN_CORE_FLAGS_OVERFLOW_FLAG, "overflow")
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RESERVED_HELP_FLAG :: "help"
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RESERVED_HELP_FLAG_SHORT :: "h"
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+16
-4
@@ -20,6 +20,17 @@ The format is similar to the Odin binary's way of handling compiler flags.
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-<map>:<key>=<value> set map[key] to value
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Unhandled Arguments:
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All unhandled positional arguments are placed into the `overflow` field on a
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struct, if it exists. In UNIX-style parsing, the existence of a `--` on the
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command line will also pass all arguments afterwards into this field.
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If desired, the name of the field may be changed from `overflow` to any string
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by setting the `ODIN_CORE_FLAGS_OVERFLOW_FLAG` compile-time config option with
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`-define:ODIN_CORE_FLAGS_OVERFLOW_FLAG=<name>`.
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Struct Tags:
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Users of the `core:encoding/json` package may be familiar with using tags to
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@@ -32,7 +43,7 @@ Under the `args` tag, there are the following subtags:
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- `pos=N`: place positional argument `N` into this flag.
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- `hidden`: hide this flag from the usage documentation.
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- `required`: cause verification to fail if this argument is not set.
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- `variadic`: take all remaining arguments when set, UNIX-style only.
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- `manifold=N`: take several arguments at once, UNIX-style only.
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- `file`: for `os.Handle` types, file open mode.
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- `perms`: for `os.Handle` types, file open permissions.
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- `indistinct`: allow the setting of distinct types by their base type.
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@@ -47,8 +58,9 @@ you want to require 3 and only 3 arguments in a dynamic array, you would
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specify `required=3<4`.
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`variadic` may be given a number (`variadic=N`) above 1 to limit how many extra
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arguments it consumes.
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`manifold` may be given a number (`manifold=N`) above 1 to limit how many extra
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arguments it consumes at once. If this number is not specified, it will take as
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many arguments as can be converted to the underlying element type.
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`file` determines the file open mode for an `os.Handle`.
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@@ -160,7 +172,7 @@ at parse time.
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--flag
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--flag=argument
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--flag argument
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--flag argument repeating-argument
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--flag argument (manifold-argument)
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`-flag` may also be substituted for `--flag`.
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@@ -4,7 +4,7 @@ import "core:os"
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Parse_Error_Reason :: enum {
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None,
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// An extra positional argument was given, and there is no `varg` field.
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// An extra positional argument was given, and there is no `overflow` field.
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Extra_Positional,
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// The underlying type does not support the string value it is being set to.
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Bad_Value,
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@@ -107,14 +107,14 @@ main :: proc() {
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// assignments: map[string]u8 `args:"name=assign" usage:"Number of jobs per worker."`,
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// (Variadic) Only available in UNIX style:
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// (Manifold) Only available in UNIX style:
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// bots: [dynamic]string `args:"variadic=2,required"`,
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// bots: [dynamic]string `args:"manifold=2,required"`,
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verbose: bool `usage:"Show verbose output."`,
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debug: bool `args:"hidden" usage:"print debug info"`,
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varg: [dynamic]string `usage:"Any extra arguments go here."`,
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overflow: [dynamic]string `usage:"Any extra arguments go here."`,
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}
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opt: Options
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@@ -33,9 +33,9 @@ push_positional :: #force_no_inline proc (model: ^$T, parser: ^Parser, arg: stri
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field, index, has_pos_assigned := get_field_by_pos(model, pos)
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if !has_pos_assigned {
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when intrinsics.type_has_field(T, INTERNAL_VARIADIC_FLAG) {
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when intrinsics.type_has_field(T, INTERNAL_OVERFLOW_FLAG) {
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// Add it to the fallback array.
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field = reflect.struct_field_by_name(T, INTERNAL_VARIADIC_FLAG)
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field = reflect.struct_field_by_name(T, INTERNAL_OVERFLOW_FLAG)
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} else {
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return Parse_Error {
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.Extra_Positional,
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@@ -117,8 +117,8 @@ set_unix_flag :: proc(model: ^$T, parser: ^Parser, name: string) -> (future_args
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case runtime.Type_Info_Dynamic_Array:
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future_args = 1
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if tag, ok := reflect.struct_tag_lookup(field.tag, TAG_ARGS); ok {
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if length, is_variadic := get_struct_subtag(tag, SUBTAG_VARIADIC); is_variadic {
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// Variadic arrays may specify how many arguments they consume at once.
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if length, is_manifold := get_struct_subtag(tag, SUBTAG_MANIFOLD); is_manifold {
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// Manifold arrays may specify how many arguments they consume at once.
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// Otherwise, they take everything that's left.
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if value, value_ok := strconv.parse_u64_of_base(length, 10); value_ok {
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future_args = cast(int)value
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@@ -95,7 +95,7 @@ parse_one_unix_arg :: proc(model: ^$T, parser: ^Parser, arg: string) -> (
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// `--`, and only `--`.
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// Everything from now on will be treated as an argument.
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future_args = max(int)
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current_flag = INTERNAL_VARIADIC_FLAG
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current_flag = INTERNAL_OVERFLOW_FLAG
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return
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}
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}
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@@ -59,7 +59,8 @@ validate_structure :: proc(model_type: $T, style: Parsing_Style, loc := #caller_
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}
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}
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if pos_str, has_pos := get_struct_subtag(args_tag, SUBTAG_POS); has_pos {
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pos_str, has_pos := get_struct_subtag(args_tag, SUBTAG_POS)
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if has_pos {
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#partial switch specific_type_info in field.type.variant {
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case runtime.Type_Info_Map:
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fmt.panicf("%T.%s has `%s` defined, and this does not make sense on a map type.",
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@@ -79,7 +80,7 @@ validate_structure :: proc(model_type: $T, style: Parsing_Style, loc := #caller_
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fmt.assertf(!reflect.is_boolean(field.type), "%T.%s is a required boolean. This is disallowed.",
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model_type, field.name, loc = loc)
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fmt.assertf(field.name != INTERNAL_VARIADIC_FLAG, "%T.%s is defined as required. This is disallowed.",
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fmt.assertf(field.name != INTERNAL_OVERFLOW_FLAG, "%T.%s is defined as required. This is disallowed.",
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model_type, field.name, loc = loc)
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if len(requirement) > 0 {
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@@ -109,24 +110,28 @@ validate_structure :: proc(model_type: $T, style: Parsing_Style, loc := #caller_
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}
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}
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if length, is_variadic := get_struct_subtag(args_tag, SUBTAG_VARIADIC); is_variadic {
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if length, is_manifold := get_struct_subtag(args_tag, SUBTAG_MANIFOLD); is_manifold {
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fmt.assertf(!has_pos,
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"%T.%s has both `%s` and `%s` defined. This is disallowed.\n\tSuggestion: Use a dynamic array field named `%s` to accept unspecified positional arguments.",
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model_type, field.name, SUBTAG_POS, SUBTAG_MANIFOLD, INTERNAL_OVERFLOW_FLAG, loc = loc)
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if value, parse_ok := strconv.parse_u64_of_base(length, 10); parse_ok {
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fmt.assertf(value > 0,
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"%T.%s has `%s` set to %i. It must be greater than zero.",
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model_type, field.name, value, SUBTAG_VARIADIC, loc = loc)
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model_type, field.name, value, SUBTAG_MANIFOLD, loc = loc)
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fmt.assertf(value != 1,
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"%T.%s has `%s` set to 1. This has no effect.",
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model_type, field.name, SUBTAG_VARIADIC, loc = loc)
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"%T.%s has `%s` set to 1. This is equivalent to not defining `%s`.",
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model_type, field.name, SUBTAG_MANIFOLD, SUBTAG_MANIFOLD, loc = loc)
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}
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#partial switch specific_type_info in field.type.variant {
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case runtime.Type_Info_Dynamic_Array:
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fmt.assertf(style != .Odin,
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"%T.%s has `%s` defined, but this only makes sense in UNIX-style parsing mode.",
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model_type, field.name, SUBTAG_VARIADIC, loc = loc)
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model_type, field.name, SUBTAG_MANIFOLD, loc = loc)
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case:
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fmt.panicf("%T.%s has `%s` defined, but this only makes sense on dynamic arrays.",
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model_type, field.name, SUBTAG_VARIADIC, loc = loc)
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model_type, field.name, SUBTAG_MANIFOLD, loc = loc)
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}
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}
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@@ -6,7 +6,7 @@ package flags
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Parsing_Style :: enum {
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// Odin-style: `-flag`, `-flag:option`, `-map:key=value`
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Odin,
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// UNIX-style: `-flag` or `--flag`, `--flag=argument`, `--flag argument repeating-argument`
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// UNIX-style: `-flag` or `--flag`, `--flag=argument`, `--flag argument (manifold-argument)`
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Unix,
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}
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@@ -61,7 +61,7 @@ parse :: proc(
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}
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case .Unix:
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// Support for `-flag argument (repeating-argument ...)`
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// Support for `-flag argument (manifold-argument ...)`
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future_args: int
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current_flag: string
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+15
-15
@@ -30,18 +30,18 @@ write_usage :: proc(out: io.Writer, data_type: typeid, program: string = "", sty
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is_positional: bool,
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is_required: bool,
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is_boolean: bool,
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is_variadic: bool,
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variadic_length: int,
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is_manifold: bool,
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manifold_length: int,
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}
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//
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// POSITIONAL+REQUIRED, POSITIONAL, REQUIRED, NON_REQUIRED+NON_POSITIONAL, ...
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//
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sort_flags :: proc(i, j: Flag) -> slice.Ordering {
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// `varg` goes to the end.
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if i.name == INTERNAL_VARIADIC_FLAG {
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// `overflow` goes to the end.
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if i.name == INTERNAL_OVERFLOW_FLAG {
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return .Greater
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} else if j.name == INTERNAL_VARIADIC_FLAG {
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} else if j.name == INTERNAL_OVERFLOW_FLAG {
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return .Less
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}
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@@ -120,10 +120,10 @@ write_usage :: proc(out: io.Writer, data_type: typeid, program: string = "", sty
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flag.is_required = true
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flag.required_min, flag.required_max, _ = parse_requirements(requirement)
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}
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if length_str, is_variadic := get_struct_subtag(args_tag, SUBTAG_VARIADIC); is_variadic {
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flag.is_variadic = true
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if length_str, is_manifold := get_struct_subtag(args_tag, SUBTAG_MANIFOLD); is_manifold {
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flag.is_manifold = true
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if length, parse_ok := strconv.parse_u64_of_base(length_str, 10); parse_ok {
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flag.variadic_length = cast(int)length
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flag.manifold_length = cast(int)length
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}
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}
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}
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@@ -147,15 +147,15 @@ write_usage :: proc(out: io.Writer, data_type: typeid, program: string = "", sty
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case runtime.Type_Info_Dynamic_Array:
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requirement_spec := describe_array_requirements(flag)
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if flag.is_variadic || flag.name == INTERNAL_VARIADIC_FLAG {
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if flag.variadic_length == 0 {
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if flag.is_manifold || flag.name == INTERNAL_OVERFLOW_FLAG {
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if flag.manifold_length == 0 {
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flag.type_description = fmt.tprintf("<%v, ...>%s",
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specific_type_info.elem.id,
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requirement_spec)
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} else {
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flag.type_description = fmt.tprintf("<%v, %i at once>%s",
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specific_type_info.elem.id,
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flag.variadic_length,
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flag.manifold_length,
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requirement_spec)
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}
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} else {
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@@ -177,7 +177,7 @@ write_usage :: proc(out: io.Writer, data_type: typeid, program: string = "", sty
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}
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}
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if flag.name == INTERNAL_VARIADIC_FLAG {
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if flag.name == INTERNAL_OVERFLOW_FLAG {
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flag.full_length = len(flag.type_description)
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} else if flag.is_boolean {
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flag.full_length = len(flag_prefix) + len(flag.name) + len(flag.type_description)
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@@ -201,13 +201,13 @@ write_usage :: proc(out: io.Writer, data_type: typeid, program: string = "", sty
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strings.write_string(&builder, program)
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for flag in visible_flags {
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if keep_it_short && !(flag.is_required || flag.is_positional || flag.name == INTERNAL_VARIADIC_FLAG) {
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if keep_it_short && !(flag.is_required || flag.is_positional || flag.name == INTERNAL_OVERFLOW_FLAG) {
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continue
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}
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strings.write_byte(&builder, ' ')
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if flag.name == INTERNAL_VARIADIC_FLAG {
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if flag.name == INTERNAL_OVERFLOW_FLAG {
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strings.write_string(&builder, "...")
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continue
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}
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@@ -252,7 +252,7 @@ write_usage :: proc(out: io.Writer, data_type: typeid, program: string = "", sty
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strings.write_byte(&builder, '\t')
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if flag.name == INTERNAL_VARIADIC_FLAG {
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if flag.name == INTERNAL_OVERFLOW_FLAG {
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strings.write_string(&builder, flag.type_description)
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} else {
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strings.write_string(&builder, flag_prefix)
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