2021-01-18 13:20:06 +01:00
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// Copyright (c) 2019-2021 Alexander Medvednikov. All rights reserved.
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2020-04-04 07:37:11 +02:00
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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//
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// Type layout information (32 bits)
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2020-04-04 14:32:42 +02:00
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// flag (8 bits) | nr_muls (8 bits) | idx (16 bits)
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// pack: (int(flag)<<24) | (nr_muls<<16) | u16(idx)
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// unpack:
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2020-04-14 00:37:47 +02:00
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// flag: (int(type)>>24) & 0xff
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// nr_muls: (int(type)>>16) & 0xff
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// idx: u16(type) & 0xffff
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2021-04-02 00:57:09 +02:00
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module ast
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2020-03-13 01:43:30 +01:00
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2020-04-17 17:16:14 +02:00
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import strings
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2021-03-17 01:43:17 +01:00
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import v.pref
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2020-03-13 01:43:30 +01:00
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2020-09-25 12:02:32 +02:00
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pub type Type = int
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2020-03-13 01:43:30 +01:00
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2020-11-25 12:09:40 +01:00
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pub type TypeInfo = Aggregate | Alias | Array | ArrayFixed | Chan | Enum | FnType | GenericStructInst |
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2021-02-22 14:08:52 +01:00
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Interface | Map | MultiReturn | Struct | SumType | Thread
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2020-05-19 17:12:47 +02:00
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pub enum Language {
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v
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c
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js
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amd64 // aka x86_64
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i386
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2021-04-26 18:01:42 +02:00
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arm64 // 64-bit arm
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arm32 // 32-bit arm
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rv64 // 64-bit risc-v
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rv32 // 32-bit risc-v
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}
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pub fn pref_arch_to_table_language(pref_arch pref.Arch) Language {
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return match pref_arch {
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.amd64 {
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Language.amd64
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}
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.arm64 {
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Language.arm64
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}
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2021-04-26 18:01:42 +02:00
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.arm32 {
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Language.arm32
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}
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.rv64 {
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Language.rv64
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}
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.rv32 {
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Language.rv32
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}
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.i386 {
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Language.i386
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}
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._auto, ._max {
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Language.v
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}
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}
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2020-05-19 17:12:47 +02:00
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}
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2020-09-18 01:09:00 +02:00
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// Represents a type that only needs an identifier, e.g. int, array_int.
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// A pointer type `&T` would have a TypeSymbol `T`.
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2020-11-17 21:26:40 +01:00
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// Note: For a Type, use:
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// * Table.type_to_str(typ) not TypeSymbol.name.
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// * Table.type_kind(typ) not TypeSymbol.kind.
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2020-09-18 01:09:00 +02:00
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// Each TypeSymbol is entered into `Table.types`.
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// See also: Table.get_type_symbol.
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2021-05-07 14:58:48 +02:00
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2020-03-13 01:43:30 +01:00
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pub struct TypeSymbol {
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pub:
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parent_idx int
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pub mut:
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info TypeInfo
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kind Kind
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name string // the internal & source name of the type, i.e. `[5]int`.
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cname string // the name with no dots for use in the generated C code
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methods []Fn
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mod string
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is_public bool
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language Language
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2020-03-13 01:43:30 +01:00
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}
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2020-06-04 14:38:54 +02:00
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// max of 8
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pub enum TypeFlag {
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optional
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variadic
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2020-06-01 15:43:54 +02:00
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generic
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shared_f
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atomic_f
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}
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2020-07-11 15:09:12 +02:00
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/*
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2020-07-27 12:15:29 +02:00
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To save precious TypeFlag bits the 4 possible ShareTypes are coded in the two
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bits `shared` and `atomic_or_rw` (see sharetype_from_flags() below).
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*/
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pub enum ShareType {
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mut_t
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shared_t
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atomic_t
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}
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pub fn (t ShareType) str() string {
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match t {
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.mut_t { return 'mut' }
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.shared_t { return 'shared' }
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.atomic_t { return 'atomic' }
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}
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}
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// <atomic.h> defines special typenames
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pub fn (t Type) atomic_typename() string {
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idx := t.idx()
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match idx {
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ast.u32_type_idx { return 'atomic_uint' }
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ast.int_type_idx { return 'atomic_int' }
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ast.u64_type_idx { return 'atomic_ullong' }
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ast.i64_type_idx { return 'atomic_llong' }
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2020-07-04 12:44:25 +02:00
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else { return 'unknown_atomic' }
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}
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}
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2020-10-15 12:32:28 +02:00
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pub fn sharetype_from_flags(is_shared bool, is_atomic bool) ShareType {
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2020-07-07 01:57:31 +02:00
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return ShareType((int(is_atomic) << 1) | int(is_shared))
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}
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pub fn (t Type) share() ShareType {
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2020-07-07 01:57:31 +02:00
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return sharetype_from_flags(t.has_flag(.shared_f), t.has_flag(.atomic_f))
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2020-03-13 01:43:30 +01:00
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}
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2020-04-04 07:37:11 +02:00
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// return TypeSymbol idx for `t`
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2020-03-13 01:43:30 +01:00
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[inline]
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2020-04-25 09:08:53 +02:00
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pub fn (t Type) idx() int {
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return u16(t) & 0xffff
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}
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2020-11-15 10:13:35 +01:00
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[inline]
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pub fn (t Type) is_void() bool {
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return t == ast.void_type
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2020-11-15 10:13:35 +01:00
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}
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[inline]
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pub fn (t Type) is_full() bool {
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2021-04-02 00:57:09 +02:00
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return t != 0 && t != ast.void_type
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2020-11-15 10:13:35 +01:00
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}
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2020-04-04 07:37:11 +02:00
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// return nr_muls for `t`
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2020-03-13 01:43:30 +01:00
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[inline]
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pub fn (t Type) nr_muls() int {
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return (int(t) >> 16) & 0xff
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2020-03-13 01:43:30 +01:00
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}
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2020-04-04 07:37:11 +02:00
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// return true if `t` is a pointer (nr_muls>0)
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2020-03-13 01:43:30 +01:00
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[inline]
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2020-04-25 09:08:53 +02:00
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pub fn (t Type) is_ptr() bool {
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2021-04-05 18:31:28 +02:00
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// any normal pointer, i.e. &Type, &&Type etc;
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// NB: voidptr, charptr and byteptr are NOT included!
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2020-04-14 00:37:47 +02:00
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return (int(t) >> 16) & 0xff > 0
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2020-03-13 01:43:30 +01:00
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}
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2020-04-14 00:37:47 +02:00
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2020-04-04 07:37:11 +02:00
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// set nr_muls on `t` and return it
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2020-03-13 01:43:30 +01:00
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[inline]
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2020-04-25 09:54:32 +02:00
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pub fn (t Type) set_nr_muls(nr_muls int) Type {
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2020-03-13 01:43:30 +01:00
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if nr_muls < 0 || nr_muls > 255 {
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2020-04-27 15:16:31 +02:00
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panic('set_nr_muls: nr_muls must be between 0 & 255')
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2020-03-13 01:43:30 +01:00
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}
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2020-06-08 15:36:59 +02:00
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return int(t) & 0xff00ffff | (nr_muls << 16)
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2020-03-13 01:43:30 +01:00
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}
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2020-04-04 07:37:11 +02:00
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// increments nr_nuls on `t` and return it
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2020-03-13 01:43:30 +01:00
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[inline]
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2020-04-25 09:08:53 +02:00
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pub fn (t Type) to_ptr() Type {
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2020-04-14 00:37:47 +02:00
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nr_muls := (int(t) >> 16) & 0xff
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2020-03-13 01:43:30 +01:00
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if nr_muls == 255 {
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2020-04-27 15:16:31 +02:00
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panic('to_ptr: nr_muls is already at max of 255')
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2020-03-13 01:43:30 +01:00
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}
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2020-06-08 15:36:59 +02:00
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return int(t) & 0xff00ffff | ((nr_muls + 1) << 16)
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2020-03-13 01:43:30 +01:00
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}
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2020-04-04 07:37:11 +02:00
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// decrement nr_muls on `t` and return it
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2020-03-13 01:43:30 +01:00
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[inline]
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2020-04-25 09:08:53 +02:00
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pub fn (t Type) deref() Type {
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2020-04-14 00:37:47 +02:00
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nr_muls := (int(t) >> 16) & 0xff
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2020-03-13 01:43:30 +01:00
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if nr_muls == 0 {
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panic('deref: type `$t` is not a pointer')
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}
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2020-06-08 15:36:59 +02:00
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return int(t) & 0xff00ffff | ((nr_muls - 1) << 16)
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2020-03-15 08:18:42 +01:00
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}
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2020-06-04 14:38:54 +02:00
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// set `flag` on `t` and return `t`
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2020-03-13 01:43:30 +01:00
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[inline]
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2020-06-04 14:38:54 +02:00
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pub fn (t Type) set_flag(flag TypeFlag) Type {
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2020-07-27 12:15:29 +02:00
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return int(t) | (1 << (int(flag) + 24))
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2020-03-13 01:43:30 +01:00
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}
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2020-06-04 14:38:54 +02:00
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// clear `flag` on `t` and return `t`
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2020-06-04 16:28:34 +02:00
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[inline]
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2020-06-04 14:38:54 +02:00
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pub fn (t Type) clear_flag(flag TypeFlag) Type {
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2020-07-27 12:15:29 +02:00
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return int(t) & ~(1 << (int(flag) + 24))
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2020-06-04 14:38:54 +02:00
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}
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// clear all flags
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2020-06-05 10:41:15 +02:00
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[inline]
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2020-06-04 14:38:54 +02:00
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pub fn (t Type) clear_flags() Type {
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2020-06-08 15:36:59 +02:00
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return int(t) & 0xffffff
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2020-03-13 01:43:30 +01:00
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}
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2020-06-05 10:41:15 +02:00
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// return true if `flag` is set on `t`
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2020-03-13 01:43:30 +01:00
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[inline]
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2020-06-04 14:38:54 +02:00
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pub fn (t Type) has_flag(flag TypeFlag) bool {
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2020-07-27 12:15:29 +02:00
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return int(t) & (1 << (int(flag) + 24)) > 0
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2020-03-13 01:43:30 +01:00
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}
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2020-11-28 18:48:35 +01:00
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pub fn (ts TypeSymbol) debug() []string {
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mut res := []string{}
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res << 'parent_idx: $ts.parent_idx'
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res << 'mod: $ts.mod'
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res << 'name: $ts.name'
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2020-12-06 04:55:08 +01:00
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res << 'cname: $ts.cname'
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2020-11-28 18:48:35 +01:00
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res << 'info: $ts.info'
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res << 'kind: $ts.kind'
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res << 'is_public: $ts.is_public'
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res << 'language: $ts.language'
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res << 'methods ($ts.methods.len): ' + ts.methods.map(it.str()).join(', ')
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return res
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}
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2020-11-14 10:39:58 +01:00
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pub fn (t Type) debug() []string {
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mut res := []string{}
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res << 'idx: ${t.idx():5}'
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res << 'type: ${t:10}'
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res << 'nr_muls: $t.nr_muls()'
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if t.has_flag(.optional) {
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res << 'optional'
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}
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if t.has_flag(.variadic) {
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res << 'variadic'
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}
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if t.has_flag(.generic) {
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res << 'generic'
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}
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if t.has_flag(.shared_f) {
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res << 'shared_f'
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}
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if t.has_flag(.atomic_f) {
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res << 'atomic_f'
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}
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return res
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}
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2020-06-06 04:51:36 +02:00
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// copy flags & nr_muls from `t_from` to `t` and return `t`
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[inline]
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pub fn (t Type) derive(t_from Type) Type {
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2020-06-08 15:36:59 +02:00
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return (0xffff0000 & t_from) | u16(t)
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2020-06-06 04:51:36 +02:00
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}
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2020-04-04 07:37:11 +02:00
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// return new type with TypeSymbol idx set to `idx`
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2020-03-13 01:43:30 +01:00
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[inline]
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pub fn new_type(idx int) Type {
|
2020-06-04 14:38:54 +02:00
|
|
|
|
if idx < 1 || idx > 65535 {
|
2020-06-29 20:09:09 +02:00
|
|
|
|
panic('new_type: idx must be between 1 & 65535')
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
return idx
|
|
|
|
|
}
|
|
|
|
|
|
2020-04-04 07:37:11 +02:00
|
|
|
|
// return new type with TypeSymbol idx set to `idx` & nr_muls set to `nr_muls`
|
2020-03-13 01:43:30 +01:00
|
|
|
|
[inline]
|
2020-10-15 12:32:28 +02:00
|
|
|
|
pub fn new_type_ptr(idx int, nr_muls int) Type {
|
2020-06-04 14:38:54 +02:00
|
|
|
|
if idx < 1 || idx > 65535 {
|
|
|
|
|
panic('new_type_ptr: idx must be between 1 & 65535')
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
if nr_muls < 0 || nr_muls > 255 {
|
2020-04-04 07:37:11 +02:00
|
|
|
|
panic('new_type_ptr: nr_muls must be between 0 & 255')
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
2020-04-14 00:37:47 +02:00
|
|
|
|
return (nr_muls << 16) | u16(idx)
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
|
2020-05-05 00:24:33 +02:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (typ Type) is_pointer() bool {
|
2021-04-05 18:31:28 +02:00
|
|
|
|
// builtin pointer types (voidptr, byteptr, charptr)
|
2021-04-02 00:57:09 +02:00
|
|
|
|
return typ.idx() in ast.pointer_type_idxs
|
2020-05-05 00:24:33 +02:00
|
|
|
|
}
|
|
|
|
|
|
2020-04-25 06:14:17 +02:00
|
|
|
|
[inline]
|
2020-04-25 09:08:53 +02:00
|
|
|
|
pub fn (typ Type) is_float() bool {
|
2021-04-05 17:45:03 +02:00
|
|
|
|
return typ.clear_flags() in ast.float_type_idxs
|
2020-04-25 06:14:17 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
2020-04-25 09:08:53 +02:00
|
|
|
|
pub fn (typ Type) is_int() bool {
|
2021-04-05 17:45:03 +02:00
|
|
|
|
return typ.clear_flags() in ast.integer_type_idxs
|
2020-04-25 06:14:17 +02:00
|
|
|
|
}
|
|
|
|
|
|
2021-04-05 18:31:28 +02:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (typ Type) is_int_valptr() bool {
|
|
|
|
|
return typ.idx() in ast.integer_type_idxs
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
|
|
|
|
pub fn (typ Type) is_float_valptr() bool {
|
|
|
|
|
return typ.idx() in ast.float_type_idxs
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
|
|
|
|
pub fn (typ Type) is_pure_int() bool {
|
|
|
|
|
return int(typ) in ast.integer_type_idxs
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
|
|
|
|
pub fn (typ Type) is_pure_float() bool {
|
|
|
|
|
return int(typ) in ast.float_type_idxs
|
|
|
|
|
}
|
|
|
|
|
|
2020-05-02 00:43:59 +02:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (typ Type) is_signed() bool {
|
2021-04-02 00:57:09 +02:00
|
|
|
|
return typ.idx() in ast.signed_integer_type_idxs
|
2020-05-02 00:43:59 +02:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
|
|
|
|
pub fn (typ Type) is_unsigned() bool {
|
2021-04-02 00:57:09 +02:00
|
|
|
|
return typ.idx() in ast.unsigned_integer_type_idxs
|
2020-05-02 00:43:59 +02:00
|
|
|
|
}
|
|
|
|
|
|
2020-05-24 14:26:43 +02:00
|
|
|
|
[inline]
|
2021-01-11 22:58:15 +01:00
|
|
|
|
pub fn (typ Type) is_int_literal() bool {
|
2021-04-05 09:02:47 +02:00
|
|
|
|
return int(typ) == ast.int_literal_type_idx
|
2020-05-24 14:26:43 +02:00
|
|
|
|
}
|
|
|
|
|
|
2020-04-25 06:14:17 +02:00
|
|
|
|
[inline]
|
2020-04-25 09:08:53 +02:00
|
|
|
|
pub fn (typ Type) is_number() bool {
|
2021-04-05 17:45:03 +02:00
|
|
|
|
return typ.clear_flags() in ast.number_type_idxs
|
|
|
|
|
}
|
|
|
|
|
|
2020-06-16 10:41:51 +02:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (typ Type) is_string() bool {
|
2021-04-02 00:57:09 +02:00
|
|
|
|
return typ.idx() in ast.string_type_idxs
|
2020-06-16 10:41:51 +02:00
|
|
|
|
}
|
|
|
|
|
|
2020-03-13 01:43:30 +01:00
|
|
|
|
pub const (
|
2021-01-11 22:58:15 +01:00
|
|
|
|
void_type_idx = 1
|
|
|
|
|
voidptr_type_idx = 2
|
|
|
|
|
byteptr_type_idx = 3
|
|
|
|
|
charptr_type_idx = 4
|
|
|
|
|
i8_type_idx = 5
|
|
|
|
|
i16_type_idx = 6
|
|
|
|
|
int_type_idx = 7
|
|
|
|
|
i64_type_idx = 8
|
|
|
|
|
byte_type_idx = 9
|
|
|
|
|
u16_type_idx = 10
|
|
|
|
|
u32_type_idx = 11
|
|
|
|
|
u64_type_idx = 12
|
|
|
|
|
f32_type_idx = 13
|
|
|
|
|
f64_type_idx = 14
|
|
|
|
|
char_type_idx = 15
|
|
|
|
|
bool_type_idx = 16
|
|
|
|
|
none_type_idx = 17
|
|
|
|
|
string_type_idx = 18
|
|
|
|
|
ustring_type_idx = 19
|
|
|
|
|
rune_type_idx = 20
|
|
|
|
|
array_type_idx = 21
|
|
|
|
|
map_type_idx = 22
|
|
|
|
|
chan_type_idx = 23
|
2021-03-05 15:41:11 +01:00
|
|
|
|
size_t_type_idx = 24
|
2021-01-11 22:58:15 +01:00
|
|
|
|
any_type_idx = 25
|
|
|
|
|
float_literal_type_idx = 26
|
|
|
|
|
int_literal_type_idx = 27
|
2021-02-22 14:08:52 +01:00
|
|
|
|
thread_type_idx = 28
|
2021-02-28 20:24:29 +01:00
|
|
|
|
error_type_idx = 29
|
2020-03-13 01:43:30 +01:00
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
pub const (
|
2021-03-22 23:06:12 +01:00
|
|
|
|
integer_type_idxs = [i8_type_idx, i16_type_idx, int_type_idx, i64_type_idx,
|
|
|
|
|
byte_type_idx, u16_type_idx, u32_type_idx, u64_type_idx, int_literal_type_idx, rune_type_idx]
|
2020-05-04 00:14:59 +02:00
|
|
|
|
signed_integer_type_idxs = [i8_type_idx, i16_type_idx, int_type_idx, i64_type_idx]
|
2020-05-02 00:43:59 +02:00
|
|
|
|
unsigned_integer_type_idxs = [byte_type_idx, u16_type_idx, u32_type_idx, u64_type_idx]
|
2021-01-11 22:58:15 +01:00
|
|
|
|
float_type_idxs = [f32_type_idx, f64_type_idx, float_literal_type_idx]
|
2021-03-22 23:06:12 +01:00
|
|
|
|
number_type_idxs = [i8_type_idx, i16_type_idx, int_type_idx, i64_type_idx,
|
|
|
|
|
byte_type_idx, u16_type_idx, u32_type_idx, u64_type_idx, f32_type_idx, f64_type_idx,
|
|
|
|
|
int_literal_type_idx, float_literal_type_idx, rune_type_idx]
|
2020-05-04 00:14:59 +02:00
|
|
|
|
pointer_type_idxs = [voidptr_type_idx, byteptr_type_idx, charptr_type_idx]
|
|
|
|
|
string_type_idxs = [string_type_idx, ustring_type_idx]
|
2020-03-13 01:43:30 +01:00
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
pub const (
|
2021-01-11 22:58:15 +01:00
|
|
|
|
void_type = new_type(void_type_idx)
|
|
|
|
|
ovoid_type = new_type(void_type_idx).set_flag(.optional) // the return type of `fn () ?`
|
|
|
|
|
voidptr_type = new_type(voidptr_type_idx)
|
|
|
|
|
byteptr_type = new_type(byteptr_type_idx)
|
|
|
|
|
charptr_type = new_type(charptr_type_idx)
|
|
|
|
|
i8_type = new_type(i8_type_idx)
|
|
|
|
|
int_type = new_type(int_type_idx)
|
|
|
|
|
i16_type = new_type(i16_type_idx)
|
|
|
|
|
i64_type = new_type(i64_type_idx)
|
|
|
|
|
byte_type = new_type(byte_type_idx)
|
|
|
|
|
u16_type = new_type(u16_type_idx)
|
|
|
|
|
u32_type = new_type(u32_type_idx)
|
|
|
|
|
u64_type = new_type(u64_type_idx)
|
|
|
|
|
f32_type = new_type(f32_type_idx)
|
|
|
|
|
f64_type = new_type(f64_type_idx)
|
|
|
|
|
char_type = new_type(char_type_idx)
|
|
|
|
|
bool_type = new_type(bool_type_idx)
|
|
|
|
|
none_type = new_type(none_type_idx)
|
|
|
|
|
string_type = new_type(string_type_idx)
|
|
|
|
|
ustring_type = new_type(ustring_type_idx)
|
|
|
|
|
rune_type = new_type(rune_type_idx)
|
|
|
|
|
array_type = new_type(array_type_idx)
|
|
|
|
|
map_type = new_type(map_type_idx)
|
|
|
|
|
chan_type = new_type(chan_type_idx)
|
|
|
|
|
any_type = new_type(any_type_idx)
|
|
|
|
|
float_literal_type = new_type(float_literal_type_idx)
|
|
|
|
|
int_literal_type = new_type(int_literal_type_idx)
|
2021-02-22 14:08:52 +01:00
|
|
|
|
thread_type = new_type(thread_type_idx)
|
2021-02-28 20:24:29 +01:00
|
|
|
|
error_type = new_type(error_type_idx)
|
2021-04-11 21:53:58 +02:00
|
|
|
|
charptr_types = [charptr_type, new_type(char_type_idx).set_nr_muls(1)]
|
|
|
|
|
byteptr_types = [byteptr_type, new_type(byte_type_idx).set_nr_muls(1)]
|
2021-05-23 11:18:21 +02:00
|
|
|
|
cptr_or_bptr_types = [charptr_type, byteptr_type, new_type(char_type_idx).set_nr_muls(1),
|
|
|
|
|
new_type(byte_type_idx).set_nr_muls(1),
|
|
|
|
|
]
|
2020-03-13 01:43:30 +01:00
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
pub const (
|
2020-07-27 12:15:29 +02:00
|
|
|
|
builtin_type_names = ['void', 'voidptr', 'charptr', 'byteptr', 'i8', 'i16', 'int', 'i64', 'u16',
|
2021-01-18 06:02:29 +01:00
|
|
|
|
'u32', 'u64', 'int_literal', 'f32', 'f64', 'float_literal', 'string', 'ustring', 'char',
|
|
|
|
|
'byte', 'bool', 'none', 'array', 'array_fixed', 'map', 'chan', 'any', 'struct', 'mapnode',
|
2021-02-28 20:24:29 +01:00
|
|
|
|
'size_t', 'rune', 'thread', 'Error']
|
2020-03-13 01:43:30 +01:00
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
pub struct MultiReturn {
|
2020-05-09 15:16:48 +02:00
|
|
|
|
pub mut:
|
2020-03-13 01:43:30 +01:00
|
|
|
|
types []Type
|
|
|
|
|
}
|
|
|
|
|
|
2020-03-16 10:12:03 +01:00
|
|
|
|
pub struct FnType {
|
2021-05-13 11:26:13 +02:00
|
|
|
|
pub mut:
|
2020-03-16 10:12:03 +01:00
|
|
|
|
is_anon bool
|
|
|
|
|
has_decl bool
|
|
|
|
|
func Fn
|
|
|
|
|
}
|
|
|
|
|
|
2020-11-17 21:26:40 +01:00
|
|
|
|
// returns TypeSymbol kind only if there are no type modifiers
|
2021-04-02 00:57:09 +02:00
|
|
|
|
pub fn (t &Table) type_kind(typ Type) Kind {
|
2020-11-17 21:26:40 +01:00
|
|
|
|
if typ.nr_muls() > 0 || typ.has_flag(.optional) {
|
|
|
|
|
return Kind.placeholder
|
|
|
|
|
}
|
2021-04-02 00:57:09 +02:00
|
|
|
|
return t.get_type_symbol(typ).kind
|
2020-11-17 21:26:40 +01:00
|
|
|
|
}
|
|
|
|
|
|
2020-03-13 01:43:30 +01:00
|
|
|
|
pub enum Kind {
|
|
|
|
|
placeholder
|
|
|
|
|
void
|
|
|
|
|
voidptr
|
|
|
|
|
byteptr
|
|
|
|
|
charptr
|
|
|
|
|
i8
|
|
|
|
|
i16
|
|
|
|
|
int
|
|
|
|
|
i64
|
|
|
|
|
byte
|
|
|
|
|
u16
|
|
|
|
|
u32
|
|
|
|
|
u64
|
|
|
|
|
f32
|
|
|
|
|
f64
|
|
|
|
|
char
|
2020-04-28 14:07:19 +02:00
|
|
|
|
size_t
|
2020-08-25 18:15:19 +02:00
|
|
|
|
rune
|
2020-03-13 01:43:30 +01:00
|
|
|
|
bool
|
|
|
|
|
none_
|
|
|
|
|
string
|
2020-04-22 09:35:14 +02:00
|
|
|
|
ustring
|
2020-03-13 01:43:30 +01:00
|
|
|
|
array
|
|
|
|
|
array_fixed
|
|
|
|
|
map
|
2020-08-14 21:18:42 +02:00
|
|
|
|
chan
|
2020-05-03 18:08:45 +02:00
|
|
|
|
any
|
2020-03-13 01:43:30 +01:00
|
|
|
|
struct_
|
2020-06-30 01:22:15 +02:00
|
|
|
|
generic_struct_inst
|
2020-03-13 01:43:30 +01:00
|
|
|
|
multi_return
|
2020-11-25 12:09:40 +01:00
|
|
|
|
sum_type
|
2020-03-13 01:43:30 +01:00
|
|
|
|
alias
|
|
|
|
|
enum_
|
|
|
|
|
function
|
2020-04-22 20:20:49 +02:00
|
|
|
|
interface_
|
2021-01-11 22:58:15 +01:00
|
|
|
|
float_literal
|
|
|
|
|
int_literal
|
2020-10-01 01:07:36 +02:00
|
|
|
|
aggregate
|
2021-02-22 14:08:52 +01:00
|
|
|
|
thread
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub fn (t &TypeSymbol) str() string {
|
2021-03-16 23:18:43 +01:00
|
|
|
|
return t.name
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) enum_info() Enum {
|
2020-11-25 12:09:40 +01:00
|
|
|
|
match mut t.info {
|
2020-11-24 13:58:29 +01:00
|
|
|
|
Enum { return t.info }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
else { panic('TypeSymbol.enum_info(): no enum info for type: $t.name') }
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) mr_info() MultiReturn {
|
2020-11-25 12:09:40 +01:00
|
|
|
|
match mut t.info {
|
2020-11-24 13:58:29 +01:00
|
|
|
|
MultiReturn { return t.info }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
else { panic('TypeSymbol.mr_info(): no multi return info for type: $t.name') }
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) array_info() Array {
|
2020-11-25 12:09:40 +01:00
|
|
|
|
match mut t.info {
|
2020-11-24 13:58:29 +01:00
|
|
|
|
Array { return t.info }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
else { panic('TypeSymbol.array_info(): no array info for type: $t.name') }
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) array_fixed_info() ArrayFixed {
|
2020-11-25 12:09:40 +01:00
|
|
|
|
match mut t.info {
|
2020-11-24 13:58:29 +01:00
|
|
|
|
ArrayFixed { return t.info }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
else { panic('TypeSymbol.array_fixed(): no array fixed info for type: $t.name') }
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2020-08-14 21:18:42 +02:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) chan_info() Chan {
|
2020-11-25 12:09:40 +01:00
|
|
|
|
match mut t.info {
|
2020-11-24 13:58:29 +01:00
|
|
|
|
Chan { return t.info }
|
2020-08-14 21:18:42 +02:00
|
|
|
|
else { panic('TypeSymbol.chan_info(): no chan info for type: $t.name') }
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2021-01-15 13:45:26 +01:00
|
|
|
|
[inline]
|
2021-02-22 14:08:52 +01:00
|
|
|
|
pub fn (t &TypeSymbol) thread_info() Thread {
|
2021-01-15 13:45:26 +01:00
|
|
|
|
match mut t.info {
|
2021-02-22 14:08:52 +01:00
|
|
|
|
Thread { return t.info }
|
|
|
|
|
else { panic('TypeSymbol.thread_info(): no thread info for type: $t.name') }
|
2021-01-15 13:45:26 +01:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2020-03-13 01:43:30 +01:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) map_info() Map {
|
2020-11-25 12:09:40 +01:00
|
|
|
|
match mut t.info {
|
2020-11-24 13:58:29 +01:00
|
|
|
|
Map { return t.info }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
else { panic('TypeSymbol.map_info(): no map info for type: $t.name') }
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2020-04-27 22:53:26 +02:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) struct_info() Struct {
|
2020-11-25 12:09:40 +01:00
|
|
|
|
match mut t.info {
|
2020-11-24 13:58:29 +01:00
|
|
|
|
Struct { return t.info }
|
2020-04-27 22:53:26 +02:00
|
|
|
|
else { panic('TypeSymbol.struct_info(): no struct info for type: $t.name') }
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2021-03-22 06:39:07 +01:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) sumtype_info() SumType {
|
|
|
|
|
match mut t.info {
|
|
|
|
|
SumType { return t.info }
|
|
|
|
|
else { panic('TypeSymbol.sumtype_info(): no sumtype info for type: $t.name') }
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2021-05-07 14:58:48 +02:00
|
|
|
|
pub fn (t &TypeSymbol) is_heap() bool {
|
|
|
|
|
if t.kind == .struct_ {
|
|
|
|
|
info := t.info as Struct
|
|
|
|
|
return info.is_heap
|
|
|
|
|
} else {
|
|
|
|
|
return false
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2020-03-13 01:43:30 +01:00
|
|
|
|
/*
|
|
|
|
|
pub fn (t TypeSymbol) str() string {
|
|
|
|
|
return t.name
|
|
|
|
|
}
|
|
|
|
|
*/
|
2020-04-22 20:20:49 +02:00
|
|
|
|
pub fn (mut t Table) register_builtin_type_symbols() {
|
2020-03-13 01:43:30 +01:00
|
|
|
|
// reserve index 0 so nothing can go there
|
|
|
|
|
// save index check, 0 will mean not found
|
2020-12-04 10:22:26 +01:00
|
|
|
|
t.register_type_symbol(kind: .placeholder, name: 'reserved_0')
|
2020-12-14 05:03:17 +01:00
|
|
|
|
t.register_type_symbol(kind: .void, name: 'void', cname: 'void', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .voidptr, name: 'voidptr', cname: 'voidptr', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .byteptr, name: 'byteptr', cname: 'byteptr', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .charptr, name: 'charptr', cname: 'charptr', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .i8, name: 'i8', cname: 'i8', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .i16, name: 'i16', cname: 'i16', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .int, name: 'int', cname: 'int', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .i64, name: 'i64', cname: 'i64', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .byte, name: 'byte', cname: 'byte', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .u16, name: 'u16', cname: 'u16', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .u32, name: 'u32', cname: 'u32', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .u64, name: 'u64', cname: 'u64', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .f32, name: 'f32', cname: 'f32', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .f64, name: 'f64', cname: 'f64', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .char, name: 'char', cname: 'char', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .bool, name: 'bool', cname: 'bool', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .none_, name: 'none', cname: 'none', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .string, name: 'string', cname: 'string', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .ustring, name: 'ustring', cname: 'ustring', mod: 'builtin')
|
2020-12-16 08:03:49 +01:00
|
|
|
|
t.register_type_symbol(kind: .rune, name: 'rune', cname: 'rune', mod: 'builtin')
|
2020-12-14 05:03:17 +01:00
|
|
|
|
t.register_type_symbol(kind: .array, name: 'array', cname: 'array', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .map, name: 'map', cname: 'map', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .chan, name: 'chan', cname: 'chan', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .size_t, name: 'size_t', cname: 'size_t', mod: 'builtin')
|
|
|
|
|
t.register_type_symbol(kind: .any, name: 'any', cname: 'any', mod: 'builtin')
|
2021-01-03 18:02:33 +01:00
|
|
|
|
t.register_type_symbol(
|
2021-01-11 22:58:15 +01:00
|
|
|
|
kind: .float_literal
|
2021-01-03 23:11:09 +01:00
|
|
|
|
name: 'float literal'
|
2021-01-11 22:58:15 +01:00
|
|
|
|
cname: 'float_literal'
|
|
|
|
|
mod: 'builtin'
|
|
|
|
|
)
|
|
|
|
|
t.register_type_symbol(
|
|
|
|
|
kind: .int_literal
|
|
|
|
|
name: 'int literal'
|
|
|
|
|
cname: 'int_literal'
|
2021-01-03 18:02:33 +01:00
|
|
|
|
mod: 'builtin'
|
|
|
|
|
)
|
2021-02-23 08:37:29 +01:00
|
|
|
|
t.register_type_symbol(
|
|
|
|
|
kind: .thread
|
|
|
|
|
name: 'thread'
|
|
|
|
|
cname: '__v_thread'
|
|
|
|
|
mod: 'builtin'
|
|
|
|
|
info: Thread{
|
2021-04-02 00:57:09 +02:00
|
|
|
|
return_type: ast.void_type
|
2021-02-23 08:37:29 +01:00
|
|
|
|
}
|
|
|
|
|
)
|
2021-03-13 18:13:50 +01:00
|
|
|
|
t.register_type_symbol(kind: .interface_, name: 'IError', cname: 'IError', mod: 'builtin')
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
|
2020-03-22 13:36:27 +01:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) is_pointer() bool {
|
|
|
|
|
return t.kind in [.byteptr, .charptr, .voidptr]
|
|
|
|
|
}
|
|
|
|
|
|
2020-03-13 01:43:30 +01:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) is_int() bool {
|
2021-06-12 13:35:33 +02:00
|
|
|
|
res := t.kind in [.i8, .i16, .int, .i64, .byte, .u16, .u32, .u64, .int_literal, .rune]
|
|
|
|
|
if !res && t.kind == .alias {
|
|
|
|
|
return (t.info as Alias).parent_type.is_number()
|
|
|
|
|
}
|
|
|
|
|
return res
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) is_float() bool {
|
2021-01-11 22:58:15 +01:00
|
|
|
|
return t.kind in [.f32, .f64, .float_literal]
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
|
2021-01-15 02:27:19 +01:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) is_string() bool {
|
|
|
|
|
return t.kind in [.string, .ustring]
|
|
|
|
|
}
|
|
|
|
|
|
2020-03-13 01:43:30 +01:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) is_number() bool {
|
|
|
|
|
return t.is_int() || t.is_float()
|
|
|
|
|
}
|
|
|
|
|
|
2021-01-15 02:27:19 +01:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) is_primitive() bool {
|
|
|
|
|
return t.is_number() || t.is_pointer() || t.is_string()
|
|
|
|
|
}
|
|
|
|
|
|
2021-01-26 11:19:48 +01:00
|
|
|
|
[inline]
|
|
|
|
|
pub fn (t &TypeSymbol) is_builtin() bool {
|
|
|
|
|
return t.mod == 'builtin'
|
|
|
|
|
}
|
|
|
|
|
|
2020-05-03 18:08:45 +02:00
|
|
|
|
// for debugging/errors only, perf is not an issue
|
2020-03-13 01:43:30 +01:00
|
|
|
|
pub fn (k Kind) str() string {
|
|
|
|
|
k_str := match k {
|
2020-04-22 20:20:49 +02:00
|
|
|
|
.placeholder { 'placeholder' }
|
|
|
|
|
.void { 'void' }
|
|
|
|
|
.voidptr { 'voidptr' }
|
|
|
|
|
.charptr { 'charptr' }
|
|
|
|
|
.byteptr { 'byteptr' }
|
|
|
|
|
.struct_ { 'struct' }
|
|
|
|
|
.int { 'int' }
|
|
|
|
|
.i8 { 'i8' }
|
|
|
|
|
.i16 { 'i16' }
|
|
|
|
|
.i64 { 'i64' }
|
|
|
|
|
.byte { 'byte' }
|
|
|
|
|
.u16 { 'u16' }
|
|
|
|
|
.u32 { 'u32' }
|
|
|
|
|
.u64 { 'u64' }
|
2021-01-11 22:58:15 +01:00
|
|
|
|
.int_literal { 'int_literal' }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
.f32 { 'f32' }
|
|
|
|
|
.f64 { 'f64' }
|
2021-01-11 22:58:15 +01:00
|
|
|
|
.float_literal { 'float_literal' }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
.string { 'string' }
|
|
|
|
|
.char { 'char' }
|
|
|
|
|
.bool { 'bool' }
|
2020-04-28 14:07:19 +02:00
|
|
|
|
.size_t { 'size_t' }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
.none_ { 'none' }
|
|
|
|
|
.array { 'array' }
|
|
|
|
|
.array_fixed { 'array_fixed' }
|
|
|
|
|
.map { 'map' }
|
2020-08-14 21:18:42 +02:00
|
|
|
|
.chan { 'chan' }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
.multi_return { 'multi_return' }
|
2020-11-25 12:09:40 +01:00
|
|
|
|
.sum_type { 'sum_type' }
|
2020-04-22 20:20:49 +02:00
|
|
|
|
.alias { 'alias' }
|
|
|
|
|
.enum_ { 'enum' }
|
2020-05-03 18:08:45 +02:00
|
|
|
|
.any { 'any' }
|
2020-07-04 19:58:10 +02:00
|
|
|
|
.function { 'function' }
|
|
|
|
|
.interface_ { 'interface' }
|
|
|
|
|
.ustring { 'ustring' }
|
|
|
|
|
.generic_struct_inst { 'generic_struct_inst' }
|
2020-08-25 18:15:19 +02:00
|
|
|
|
.rune { 'rune' }
|
2020-10-01 01:07:36 +02:00
|
|
|
|
.aggregate { 'aggregate' }
|
2021-02-22 14:08:52 +01:00
|
|
|
|
.thread { 'thread' }
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
return k_str
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub fn (kinds []Kind) str() string {
|
2020-04-22 20:20:49 +02:00
|
|
|
|
mut kinds_str := ''
|
2020-03-13 01:43:30 +01:00
|
|
|
|
for i, k in kinds {
|
|
|
|
|
kinds_str += k.str()
|
|
|
|
|
if i < kinds.len - 1 {
|
|
|
|
|
kinds_str += '_'
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return kinds_str
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub struct Struct {
|
2021-01-08 04:49:13 +01:00
|
|
|
|
pub:
|
2021-01-12 04:38:43 +01:00
|
|
|
|
attrs []Attr
|
2020-03-13 01:43:30 +01:00
|
|
|
|
pub mut:
|
2021-04-10 04:00:53 +02:00
|
|
|
|
embeds []Type
|
|
|
|
|
fields []StructField
|
|
|
|
|
is_typedef bool // C. [typedef]
|
|
|
|
|
is_union bool
|
|
|
|
|
is_heap bool
|
2021-04-23 14:17:57 +02:00
|
|
|
|
is_generic bool
|
2021-04-10 04:00:53 +02:00
|
|
|
|
generic_types []Type
|
|
|
|
|
concrete_types []Type
|
|
|
|
|
parent_type Type
|
2020-06-29 20:09:09 +02:00
|
|
|
|
}
|
|
|
|
|
|
2020-06-30 01:22:15 +02:00
|
|
|
|
// instantiation of a generic struct
|
|
|
|
|
pub struct GenericStructInst {
|
2020-06-29 20:09:09 +02:00
|
|
|
|
pub mut:
|
2021-04-22 17:21:01 +02:00
|
|
|
|
parent_idx int // idx of the base generic struct
|
|
|
|
|
concrete_types []Type // concrete types, e.g. <int, string>
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
|
2020-04-22 20:20:49 +02:00
|
|
|
|
pub struct Interface {
|
2020-05-09 15:16:48 +02:00
|
|
|
|
pub mut:
|
2021-05-11 08:30:01 +02:00
|
|
|
|
types []Type // all types that implement this interface
|
2021-04-02 00:57:09 +02:00
|
|
|
|
fields []StructField
|
2021-01-26 11:56:17 +01:00
|
|
|
|
methods []Fn
|
2021-05-02 02:00:47 +02:00
|
|
|
|
ifaces []Type
|
2020-04-22 20:20:49 +02:00
|
|
|
|
}
|
|
|
|
|
|
2020-03-13 01:43:30 +01:00
|
|
|
|
pub struct Enum {
|
2020-04-08 18:55:10 +02:00
|
|
|
|
pub:
|
2020-07-27 12:15:29 +02:00
|
|
|
|
vals []string
|
|
|
|
|
is_flag bool
|
2020-07-10 16:43:02 +02:00
|
|
|
|
is_multi_allowed bool
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub struct Alias {
|
|
|
|
|
pub:
|
2020-06-24 22:12:33 +02:00
|
|
|
|
parent_type Type
|
2020-07-27 12:15:29 +02:00
|
|
|
|
language Language
|
2020-11-03 14:13:35 +01:00
|
|
|
|
is_import bool
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
|
|
|
|
|
2020-10-01 01:07:36 +02:00
|
|
|
|
pub struct Aggregate {
|
|
|
|
|
mut:
|
2021-04-02 00:57:09 +02:00
|
|
|
|
fields []StructField // used for faster lookup inside the module
|
2020-10-01 01:07:36 +02:00
|
|
|
|
pub:
|
2021-01-12 04:38:43 +01:00
|
|
|
|
types []Type
|
2020-10-01 01:07:36 +02:00
|
|
|
|
}
|
|
|
|
|
|
2021-04-02 00:57:09 +02:00
|
|
|
|
/*
|
2020-03-13 01:43:30 +01:00
|
|
|
|
pub struct Field {
|
|
|
|
|
pub:
|
2021-01-12 04:38:43 +01:00
|
|
|
|
name string
|
2020-05-09 15:16:48 +02:00
|
|
|
|
pub mut:
|
2020-04-14 00:37:47 +02:00
|
|
|
|
typ Type
|
2021-04-02 00:57:09 +02:00
|
|
|
|
default_expr Expr
|
2020-04-12 12:35:54 +02:00
|
|
|
|
has_default_expr bool
|
2021-02-08 16:33:05 +01:00
|
|
|
|
default_expr_typ Type
|
2020-04-14 00:37:47 +02:00
|
|
|
|
default_val string
|
2020-08-04 20:10:22 +02:00
|
|
|
|
attrs []Attr
|
2020-04-27 22:53:26 +02:00
|
|
|
|
is_pub bool
|
|
|
|
|
is_mut bool
|
|
|
|
|
is_global bool
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
2021-04-02 00:57:09 +02:00
|
|
|
|
*/
|
2020-03-13 01:43:30 +01:00
|
|
|
|
|
2021-04-02 00:57:09 +02:00
|
|
|
|
pub fn (f &StructField) equals(o &StructField) bool {
|
2020-10-28 07:43:18 +01:00
|
|
|
|
// TODO: f.is_mut == o.is_mut was removed here to allow read only access
|
|
|
|
|
// to (mut/not mut), but otherwise equal fields; some other new checks are needed:
|
|
|
|
|
// - if node is declared mut, and we mutate node.stmts, all stmts fields must be mutable
|
|
|
|
|
// - same goes for pub and global, if we call the field from another module
|
2020-10-28 07:46:54 +01:00
|
|
|
|
return f.name == o.name && f.typ == o.typ && f.is_pub == o.is_pub && f.is_global == o.is_global
|
2020-10-01 01:07:36 +02:00
|
|
|
|
}
|
|
|
|
|
|
2020-03-13 01:43:30 +01:00
|
|
|
|
pub struct Array {
|
|
|
|
|
pub:
|
2021-01-12 04:38:43 +01:00
|
|
|
|
nr_dims int
|
2020-05-09 15:16:48 +02:00
|
|
|
|
pub mut:
|
2020-03-13 01:43:30 +01:00
|
|
|
|
elem_type Type
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub struct ArrayFixed {
|
|
|
|
|
pub:
|
2021-06-13 22:53:38 +02:00
|
|
|
|
size int
|
|
|
|
|
size_expr Expr // used by fmt for e.g. ´[my_const]byte´
|
2020-05-09 15:16:48 +02:00
|
|
|
|
pub mut:
|
2020-03-13 01:43:30 +01:00
|
|
|
|
elem_type Type
|
|
|
|
|
}
|
|
|
|
|
|
2020-08-14 21:18:42 +02:00
|
|
|
|
pub struct Chan {
|
|
|
|
|
pub mut:
|
2020-08-25 18:15:19 +02:00
|
|
|
|
elem_type Type
|
2020-09-06 21:24:41 +02:00
|
|
|
|
is_mut bool
|
2020-08-14 21:18:42 +02:00
|
|
|
|
}
|
|
|
|
|
|
2021-02-22 14:08:52 +01:00
|
|
|
|
pub struct Thread {
|
2021-01-15 13:45:26 +01:00
|
|
|
|
pub mut:
|
|
|
|
|
return_type Type
|
|
|
|
|
}
|
|
|
|
|
|
2020-03-13 01:43:30 +01:00
|
|
|
|
pub struct Map {
|
|
|
|
|
pub mut:
|
|
|
|
|
key_type Type
|
|
|
|
|
value_type Type
|
|
|
|
|
}
|
|
|
|
|
|
2020-11-25 12:09:40 +01:00
|
|
|
|
pub struct SumType {
|
2020-11-11 09:18:15 +01:00
|
|
|
|
pub:
|
|
|
|
|
variants []Type
|
2021-03-09 18:16:18 +01:00
|
|
|
|
pub mut:
|
2021-04-02 00:57:09 +02:00
|
|
|
|
fields []StructField
|
2021-03-09 18:16:18 +01:00
|
|
|
|
found_fields bool
|
2020-11-11 09:18:15 +01:00
|
|
|
|
}
|
|
|
|
|
|
2021-01-03 23:11:09 +01:00
|
|
|
|
// human readable type name
|
2021-04-02 00:57:09 +02:00
|
|
|
|
pub fn (t &Table) type_to_str(typ Type) string {
|
|
|
|
|
return t.type_to_str_using_aliases(typ, map[string]string{})
|
2020-12-07 18:13:03 +01:00
|
|
|
|
}
|
|
|
|
|
|
2021-01-03 23:11:09 +01:00
|
|
|
|
// type name in code (for builtin)
|
2021-01-25 10:26:20 +01:00
|
|
|
|
pub fn (mytable &Table) type_to_code(t Type) string {
|
2021-01-03 23:11:09 +01:00
|
|
|
|
match t {
|
2021-04-02 00:57:09 +02:00
|
|
|
|
ast.int_literal_type, ast.float_literal_type { return mytable.get_type_symbol(t).kind.str() }
|
2021-01-25 10:26:20 +01:00
|
|
|
|
else { return mytable.type_to_str_using_aliases(t, map[string]string{}) }
|
2021-01-03 23:11:09 +01:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2020-12-07 18:13:03 +01:00
|
|
|
|
// import_aliases is a map of imported symbol aliases 'module.Type' => 'Type'
|
2021-04-04 16:43:32 +02:00
|
|
|
|
pub fn (t &Table) type_to_str_using_aliases(typ Type, import_aliases map[string]string) string {
|
|
|
|
|
sym := t.get_type_symbol(typ)
|
2020-12-06 04:55:08 +01:00
|
|
|
|
mut res := sym.name
|
2020-10-12 17:41:42 +02:00
|
|
|
|
match sym.kind {
|
2021-01-11 22:58:15 +01:00
|
|
|
|
.int_literal, .float_literal {
|
2021-01-03 18:42:51 +01:00
|
|
|
|
res = sym.name
|
|
|
|
|
}
|
2021-01-19 06:16:42 +01:00
|
|
|
|
.i8, .i16, .int, .i64, .byte, .u16, .u32, .u64, .f32, .f64, .char, .rune, .string, .bool,
|
|
|
|
|
.none_, .byteptr, .voidptr, .charptr {
|
2020-10-12 17:41:42 +02:00
|
|
|
|
// primitive types
|
2021-04-04 16:43:32 +02:00
|
|
|
|
if sym.kind == .byteptr {
|
|
|
|
|
res = '&byte'
|
|
|
|
|
} else if sym.kind == .charptr {
|
|
|
|
|
res = '&char'
|
|
|
|
|
} else {
|
|
|
|
|
res = sym.kind.str()
|
|
|
|
|
}
|
2020-05-18 15:37:06 +02:00
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
.array {
|
2021-04-04 16:43:32 +02:00
|
|
|
|
if typ == ast.array_type {
|
2020-10-13 17:11:28 +02:00
|
|
|
|
return 'array'
|
|
|
|
|
}
|
2021-04-04 16:43:32 +02:00
|
|
|
|
if typ.has_flag(.variadic) {
|
|
|
|
|
res = t.type_to_str_using_aliases(t.value_type(typ), import_aliases)
|
2020-12-29 16:14:08 +01:00
|
|
|
|
} else {
|
2021-06-11 11:00:18 +02:00
|
|
|
|
if sym.info is Array {
|
|
|
|
|
elem_str := t.type_to_str_using_aliases(sym.info.elem_type, import_aliases)
|
|
|
|
|
res = '[]$elem_str'
|
|
|
|
|
} else {
|
|
|
|
|
res = 'array'
|
|
|
|
|
}
|
2020-12-29 16:14:08 +01:00
|
|
|
|
}
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
.array_fixed {
|
|
|
|
|
info := sym.info as ArrayFixed
|
2021-04-04 16:43:32 +02:00
|
|
|
|
elem_str := t.type_to_str_using_aliases(info.elem_type, import_aliases)
|
2021-06-13 22:53:38 +02:00
|
|
|
|
if info.size_expr is EmptyExpr {
|
|
|
|
|
res = '[$info.size]$elem_str'
|
|
|
|
|
} else {
|
|
|
|
|
res = '[$info.size_expr]$elem_str'
|
2021-04-28 21:11:15 +02:00
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
}
|
|
|
|
|
.chan {
|
|
|
|
|
// TODO currently the `chan` struct in builtin is not considered a struct but a chan
|
|
|
|
|
if sym.mod != 'builtin' && sym.name != 'chan' {
|
|
|
|
|
info := sym.info as Chan
|
|
|
|
|
mut elem_type := info.elem_type
|
|
|
|
|
mut mut_str := ''
|
|
|
|
|
if info.is_mut {
|
|
|
|
|
mut_str = 'mut '
|
|
|
|
|
elem_type = elem_type.set_nr_muls(elem_type.nr_muls() - 1)
|
|
|
|
|
}
|
2021-04-04 16:43:32 +02:00
|
|
|
|
elem_str := t.type_to_str_using_aliases(elem_type, import_aliases)
|
2020-10-12 17:41:42 +02:00
|
|
|
|
res = 'chan $mut_str$elem_str'
|
2020-09-08 00:36:05 +02:00
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
}
|
|
|
|
|
.function {
|
2021-01-02 16:36:31 +01:00
|
|
|
|
info := sym.info as FnType
|
2021-04-04 16:43:32 +02:00
|
|
|
|
if !t.is_fmt {
|
|
|
|
|
res = t.fn_signature(info.func, type_only: true)
|
2020-12-09 14:18:38 +01:00
|
|
|
|
} else {
|
2021-01-02 16:36:31 +01:00
|
|
|
|
if res.starts_with('fn (') {
|
|
|
|
|
// fn foo ()
|
2021-05-23 04:54:39 +02:00
|
|
|
|
has_names := info.func.params.any(it.name.len > 0)
|
|
|
|
|
res = t.fn_signature_using_aliases(info.func, import_aliases,
|
|
|
|
|
type_only: !has_names
|
|
|
|
|
)
|
2021-01-02 16:36:31 +01:00
|
|
|
|
} else {
|
|
|
|
|
// FnFoo
|
2021-04-04 16:43:32 +02:00
|
|
|
|
res = t.shorten_user_defined_typenames(res, import_aliases)
|
2021-01-02 16:36:31 +01:00
|
|
|
|
}
|
2020-11-05 19:15:26 +01:00
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
}
|
|
|
|
|
.map {
|
2021-04-04 16:43:32 +02:00
|
|
|
|
if int(typ) == ast.map_type_idx {
|
2020-10-13 17:11:28 +02:00
|
|
|
|
return 'map'
|
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
info := sym.info as Map
|
2021-04-04 16:43:32 +02:00
|
|
|
|
key_str := t.type_to_str_using_aliases(info.key_type, import_aliases)
|
|
|
|
|
val_str := t.type_to_str_using_aliases(info.value_type, import_aliases)
|
2020-10-12 17:41:42 +02:00
|
|
|
|
res = 'map[$key_str]$val_str'
|
|
|
|
|
}
|
|
|
|
|
.multi_return {
|
|
|
|
|
res = '('
|
|
|
|
|
info := sym.info as MultiReturn
|
2021-04-04 16:43:32 +02:00
|
|
|
|
for i, typ2 in info.types {
|
2020-10-12 17:41:42 +02:00
|
|
|
|
if i > 0 {
|
|
|
|
|
res += ', '
|
|
|
|
|
}
|
2021-04-04 16:43:32 +02:00
|
|
|
|
res += t.type_to_str_using_aliases(typ2, import_aliases)
|
2020-09-08 00:36:05 +02:00
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
res += ')'
|
2020-04-05 03:37:38 +02:00
|
|
|
|
}
|
2021-04-08 07:24:34 +02:00
|
|
|
|
.struct_ {
|
|
|
|
|
if typ.has_flag(.generic) {
|
|
|
|
|
info := sym.info as Struct
|
|
|
|
|
res += '<'
|
|
|
|
|
for i, gtyp in info.generic_types {
|
|
|
|
|
res += t.get_type_symbol(gtyp).name
|
|
|
|
|
if i != info.generic_types.len - 1 {
|
|
|
|
|
res += ', '
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
res += '>'
|
|
|
|
|
} else {
|
|
|
|
|
res = t.shorten_user_defined_typenames(res, import_aliases)
|
|
|
|
|
}
|
|
|
|
|
}
|
2021-05-19 20:25:02 +02:00
|
|
|
|
.generic_struct_inst {
|
|
|
|
|
info := sym.info as GenericStructInst
|
|
|
|
|
res = sym.name.all_before('<')
|
|
|
|
|
res += '<'
|
|
|
|
|
for i, ctyp in info.concrete_types {
|
|
|
|
|
res += t.get_type_symbol(ctyp).name
|
|
|
|
|
if i != info.concrete_types.len - 1 {
|
|
|
|
|
res += ', '
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
res += '>'
|
|
|
|
|
res = t.shorten_user_defined_typenames(res, import_aliases)
|
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
.void {
|
2021-04-04 16:43:32 +02:00
|
|
|
|
if typ.has_flag(.optional) {
|
2020-10-12 17:41:42 +02:00
|
|
|
|
return '?'
|
|
|
|
|
}
|
|
|
|
|
return 'void'
|
2020-06-10 16:12:55 +02:00
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
else {
|
2021-04-04 16:43:32 +02:00
|
|
|
|
res = t.shorten_user_defined_typenames(res, import_aliases)
|
2020-08-28 00:54:16 +02:00
|
|
|
|
}
|
2020-03-13 01:43:30 +01:00
|
|
|
|
}
|
2021-04-04 16:43:32 +02:00
|
|
|
|
mut nr_muls := typ.nr_muls()
|
|
|
|
|
if typ.has_flag(.shared_f) {
|
2021-02-06 21:25:06 +01:00
|
|
|
|
nr_muls--
|
|
|
|
|
res = 'shared ' + res
|
|
|
|
|
}
|
2020-10-12 17:41:42 +02:00
|
|
|
|
if nr_muls > 0 {
|
|
|
|
|
res = strings.repeat(`&`, nr_muls) + res
|
|
|
|
|
}
|
2021-04-04 16:43:32 +02:00
|
|
|
|
if typ.has_flag(.optional) {
|
2020-10-12 17:41:42 +02:00
|
|
|
|
res = '?' + res
|
2020-04-22 20:12:58 +02:00
|
|
|
|
}
|
2020-03-13 01:43:30 +01:00
|
|
|
|
return res
|
|
|
|
|
}
|
2020-04-27 22:53:26 +02:00
|
|
|
|
|
2020-12-09 14:18:38 +01:00
|
|
|
|
fn (t Table) shorten_user_defined_typenames(originalname string, import_aliases map[string]string) string {
|
|
|
|
|
mut res := originalname
|
2021-01-20 06:04:59 +01:00
|
|
|
|
if t.cmod_prefix.len > 0 && res.starts_with(t.cmod_prefix) {
|
|
|
|
|
// cur_mod.Type => Type
|
2020-12-09 14:18:38 +01:00
|
|
|
|
res = res.replace_once(t.cmod_prefix, '')
|
2021-01-20 06:04:59 +01:00
|
|
|
|
} else if res in import_aliases {
|
2020-12-09 14:18:38 +01:00
|
|
|
|
res = import_aliases[res]
|
2021-01-20 06:04:59 +01:00
|
|
|
|
} else {
|
|
|
|
|
// types defined by the user
|
|
|
|
|
// mod.submod.submod2.Type => submod2.Type
|
2021-03-27 11:33:41 +01:00
|
|
|
|
mut parts := res.split('.')
|
|
|
|
|
if parts.len > 1 {
|
|
|
|
|
ind := parts.len - 2
|
2021-05-21 19:33:04 +02:00
|
|
|
|
if t.is_fmt {
|
|
|
|
|
// Rejoin the module parts for correct usage of aliases
|
|
|
|
|
parts[ind] = parts[..ind + 1].join('.')
|
|
|
|
|
}
|
2021-03-27 11:33:41 +01:00
|
|
|
|
if parts[ind] in import_aliases {
|
|
|
|
|
parts[ind] = import_aliases[parts[ind]]
|
|
|
|
|
}
|
2021-05-21 19:33:04 +02:00
|
|
|
|
|
2021-03-27 11:33:41 +01:00
|
|
|
|
res = parts[ind..].join('.')
|
|
|
|
|
} else {
|
|
|
|
|
res = parts[0]
|
|
|
|
|
}
|
2020-12-09 14:18:38 +01:00
|
|
|
|
}
|
|
|
|
|
return res
|
|
|
|
|
}
|
|
|
|
|
|
2020-11-05 06:34:56 +01:00
|
|
|
|
pub struct FnSignatureOpts {
|
|
|
|
|
skip_receiver bool
|
|
|
|
|
type_only bool
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub fn (t &Table) fn_signature(func &Fn, opts FnSignatureOpts) string {
|
2021-05-21 19:33:04 +02:00
|
|
|
|
return t.fn_signature_using_aliases(func, map[string]string{}, opts)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub fn (t &Table) fn_signature_using_aliases(func &Fn, import_aliases map[string]string, opts FnSignatureOpts) string {
|
2020-05-06 11:29:37 +02:00
|
|
|
|
mut sb := strings.new_builder(20)
|
2020-11-05 06:34:56 +01:00
|
|
|
|
if !opts.skip_receiver {
|
2021-02-22 12:18:11 +01:00
|
|
|
|
sb.write_string('fn ')
|
2020-11-05 06:34:56 +01:00
|
|
|
|
// TODO write receiver
|
|
|
|
|
}
|
|
|
|
|
if !opts.type_only {
|
2021-02-22 12:18:11 +01:00
|
|
|
|
sb.write_string('$func.name')
|
2020-11-05 06:34:56 +01:00
|
|
|
|
}
|
2021-02-22 12:18:11 +01:00
|
|
|
|
sb.write_string('(')
|
2020-11-05 06:34:56 +01:00
|
|
|
|
start := int(opts.skip_receiver)
|
|
|
|
|
for i in start .. func.params.len {
|
|
|
|
|
if i != start {
|
2021-02-22 12:18:11 +01:00
|
|
|
|
sb.write_string(', ')
|
2020-11-05 06:34:56 +01:00
|
|
|
|
}
|
2020-09-27 03:32:56 +02:00
|
|
|
|
param := func.params[i]
|
2020-11-05 06:34:56 +01:00
|
|
|
|
mut typ := param.typ
|
|
|
|
|
if param.is_mut {
|
|
|
|
|
typ = typ.deref()
|
2021-02-22 12:18:11 +01:00
|
|
|
|
sb.write_string('mut ')
|
2020-05-06 11:29:37 +02:00
|
|
|
|
}
|
2020-11-05 06:34:56 +01:00
|
|
|
|
if !opts.type_only {
|
2021-02-22 12:18:11 +01:00
|
|
|
|
sb.write_string('$param.name ')
|
2020-05-06 11:29:37 +02:00
|
|
|
|
}
|
2021-05-21 19:33:04 +02:00
|
|
|
|
styp := t.type_to_str_using_aliases(typ, import_aliases)
|
2021-05-04 11:33:24 +02:00
|
|
|
|
if i == func.params.len - 1 && func.is_variadic {
|
|
|
|
|
sb.write_string('...$styp')
|
|
|
|
|
} else {
|
|
|
|
|
sb.write_string('$styp')
|
|
|
|
|
}
|
2020-05-06 11:29:37 +02:00
|
|
|
|
}
|
2021-02-22 12:18:11 +01:00
|
|
|
|
sb.write_string(')')
|
2021-04-02 00:57:09 +02:00
|
|
|
|
if func.return_type != ast.void_type {
|
2021-05-21 19:33:04 +02:00
|
|
|
|
sb.write_string(' ${t.type_to_str_using_aliases(func.return_type, import_aliases)}')
|
2020-05-06 11:29:37 +02:00
|
|
|
|
}
|
|
|
|
|
return sb.str()
|
|
|
|
|
}
|
|
|
|
|
|
2020-12-23 19:12:49 +01:00
|
|
|
|
pub fn (t &TypeSymbol) embed_name() string {
|
|
|
|
|
// main.Abc<int> => Abc<int>
|
|
|
|
|
mut embed_name := t.name.split('.').last()
|
|
|
|
|
// remove generic part from name
|
|
|
|
|
// Abc<int> => Abc
|
2021-03-23 09:38:56 +01:00
|
|
|
|
if embed_name.contains('<') {
|
2020-12-23 19:12:49 +01:00
|
|
|
|
embed_name = embed_name.split('<')[0]
|
|
|
|
|
}
|
|
|
|
|
return embed_name
|
|
|
|
|
}
|
|
|
|
|
|
2020-05-04 00:14:59 +02:00
|
|
|
|
pub fn (t &TypeSymbol) has_method(name string) bool {
|
2020-12-04 12:25:23 +01:00
|
|
|
|
t.find_method(name) or { return false }
|
2020-05-04 00:14:59 +02:00
|
|
|
|
return true
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub fn (t &TypeSymbol) find_method(name string) ?Fn {
|
|
|
|
|
for method in t.methods {
|
|
|
|
|
if method.name == name {
|
|
|
|
|
return method
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return none
|
|
|
|
|
}
|
|
|
|
|
|
2020-05-08 11:48:01 +02:00
|
|
|
|
pub fn (t &TypeSymbol) str_method_info() (bool, bool, int) {
|
|
|
|
|
mut has_str_method := false
|
|
|
|
|
mut expects_ptr := false
|
|
|
|
|
mut nr_args := 0
|
|
|
|
|
if sym_str_method := t.find_method('str') {
|
|
|
|
|
has_str_method = true
|
2020-09-27 03:32:56 +02:00
|
|
|
|
nr_args = sym_str_method.params.len
|
2020-05-08 11:48:01 +02:00
|
|
|
|
if nr_args > 0 {
|
2020-09-27 03:32:56 +02:00
|
|
|
|
expects_ptr = sym_str_method.params[0].typ.is_ptr()
|
2020-05-08 11:48:01 +02:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return has_str_method, expects_ptr, nr_args
|
|
|
|
|
}
|
|
|
|
|
|
2021-04-02 00:57:09 +02:00
|
|
|
|
pub fn (t &TypeSymbol) find_field(name string) ?StructField {
|
2021-01-23 07:57:17 +01:00
|
|
|
|
match t.info {
|
|
|
|
|
Aggregate { return t.info.find_field(name) }
|
|
|
|
|
Struct { return t.info.find_field(name) }
|
|
|
|
|
Interface { return t.info.find_field(name) }
|
2021-03-09 18:16:18 +01:00
|
|
|
|
SumType { return t.info.find_field(name) }
|
2021-01-23 07:57:17 +01:00
|
|
|
|
else { return none }
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2021-04-02 00:57:09 +02:00
|
|
|
|
fn (a &Aggregate) find_field(name string) ?StructField {
|
2020-10-01 01:07:36 +02:00
|
|
|
|
for field in a.fields {
|
|
|
|
|
if field.name == name {
|
|
|
|
|
return field
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return none
|
|
|
|
|
}
|
|
|
|
|
|
2021-04-02 00:57:09 +02:00
|
|
|
|
pub fn (i &Interface) find_field(name string) ?StructField {
|
2021-01-23 07:57:17 +01:00
|
|
|
|
for field in i.fields {
|
|
|
|
|
if field.name == name {
|
|
|
|
|
return field
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return none
|
|
|
|
|
}
|
|
|
|
|
|
2021-03-03 05:02:10 +01:00
|
|
|
|
pub fn (i &Interface) find_method(name string) ?Fn {
|
|
|
|
|
for method in i.methods {
|
|
|
|
|
if method.name == name {
|
|
|
|
|
return method
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return none
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub fn (i &Interface) has_method(name string) bool {
|
|
|
|
|
if _ := i.find_method(name) {
|
|
|
|
|
return true
|
|
|
|
|
}
|
|
|
|
|
return false
|
|
|
|
|
}
|
|
|
|
|
|
2021-04-02 00:57:09 +02:00
|
|
|
|
pub fn (s Struct) find_field(name string) ?StructField {
|
2020-04-27 22:53:26 +02:00
|
|
|
|
for field in s.fields {
|
|
|
|
|
if field.name == name {
|
|
|
|
|
return field
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return none
|
|
|
|
|
}
|
|
|
|
|
|
2021-04-02 00:57:09 +02:00
|
|
|
|
pub fn (s Struct) get_field(name string) StructField {
|
2020-04-27 22:53:26 +02:00
|
|
|
|
if field := s.find_field(name) {
|
|
|
|
|
return field
|
|
|
|
|
}
|
|
|
|
|
panic('unknown field `$name`')
|
|
|
|
|
}
|
2021-01-26 11:56:17 +01:00
|
|
|
|
|
2021-04-02 00:57:09 +02:00
|
|
|
|
pub fn (s &SumType) find_field(name string) ?StructField {
|
2021-03-09 18:16:18 +01:00
|
|
|
|
for field in s.fields {
|
|
|
|
|
if field.name == name {
|
|
|
|
|
return field
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return none
|
|
|
|
|
}
|
|
|
|
|
|
2021-01-26 11:56:17 +01:00
|
|
|
|
pub fn (i Interface) defines_method(name string) bool {
|
|
|
|
|
for method in i.methods {
|
|
|
|
|
if method.name == name {
|
|
|
|
|
return true
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return false
|
|
|
|
|
}
|