mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
table: TypeCategory; freetype: remove C code; [typedef] C structs;
Objective-C interfaces
This commit is contained in:
Alexander Medvednikov
parent
c8da79d785
commit
eb5fcafa77
@ -13,7 +13,7 @@ CommonCHeaders = '
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#define STRUCT_DEFAULT_VALUE {}
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#define EMPTY_STRUCT_DECLARATION
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#define EMPTY_STRUCT_INIT
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#define EMPTY_STRUCT_INIT 0
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#define OPTION_CAST(x) (x)
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#ifdef _WIN32
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@ -140,7 +140,7 @@ fn (p mut Parser) fn_decl() {
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}
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receiver_typ = p.get_type()
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T := p.table.find_type(receiver_typ)
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if T.is_interface {
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if T.cat == .interface_ {
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p.error('invalid receiver type `$receiver_typ` (`$receiver_typ` is an interface)')
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}
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// Don't allow modifying types from a different module
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@ -74,6 +74,8 @@ mut:
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returns bool
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vroot string
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is_c_struct_init bool
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is_empty_c_struct_init bool
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is_c_fn_call bool
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can_chash bool
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attr string
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v_script bool // "V bash", import all os functions into global space
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@ -177,7 +179,7 @@ fn (p mut Parser) parse() {
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}
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p.fgenln('\n')
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p.builtin_mod = p.mod == 'builtin'
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p.can_chash = p.mod == 'freetype' || p.mod=='ui' // TODO tmp remove
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p.can_chash = p.mod=='ui' || p.mod == 'darwin'// TODO tmp remove
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// Import pass - the first and the smallest pass that only analyzes imports
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// fully qualify the module name, eg base64 to encoding.base64
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fq_mod := p.table.qualify_module(p.mod, p.file_path)
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@ -199,7 +201,7 @@ fn (p mut Parser) parse() {
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// Go through every top level token or throw a compilation error if a non-top level token is met
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for {
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switch p.tok {
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case Token.key_import:
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case .key_import:
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if p.peek() == .key_const {
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p.const_decl()
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}
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@ -483,26 +485,27 @@ fn (p mut Parser) interface_method(field_name, receiver string) &Fn {
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return method
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}
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fn key_to_type_cat(tok Token) TypeCategory {
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switch tok {
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case Token.key_interface: return TypeCategory.interface_
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case Token.key_struct: return TypeCategory.struct_
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case Token.key_union: return TypeCategory.union_
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//Token.key_ => return .interface_
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}
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panic('')
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}
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// also unions and interfaces
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fn (p mut Parser) struct_decl() {
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// Attribute before type?
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mut objc_parent := ''
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mut is_objc := false// V can generate Objective C for integration with Cocoa
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// [attr]
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if p.tok == .lsbr {
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p.check(.lsbr)
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// `[interface:ParentInterface]`
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is_objc = p.tok == .key_interface
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p.next()
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if is_objc {
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p.check(.colon)
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objc_parent = p.check_name()
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}
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p.check(.rsbr)
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}
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// V can generate Objective C for integration with Cocoa
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// `[interface:ParentInterface]`
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is_objc := p.attr.starts_with('interface')
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objc_parent := if is_objc { p.attr.right(10) } else { '' }
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// interface, union, struct
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is_interface := p.tok == .key_interface
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is_union := p.tok == .key_union
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is_struct := p.tok == .key_struct
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mut cat := key_to_type_cat(p.tok)
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p.fgen(p.tok.str() + ' ')
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// Get type name
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p.next()
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@ -517,6 +520,10 @@ fn (p mut Parser) struct_decl() {
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if is_c {
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p.check(.dot)
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name = p.check_name()
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cat = .c_struct
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if p.attr == 'typedef' {
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cat = .c_typedef
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}
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}
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if !is_c && !good_type_name(name) {
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p.error('bad struct name, e.g. use `HttpRequest` instead of `HTTPRequest`')
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@ -549,13 +556,14 @@ fn (p mut Parser) struct_decl() {
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typ.mod = p.mod
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typ.is_c = is_c
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typ.is_placeholder = false
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typ.cat = cat
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}
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else {
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typ = &Type {
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name: name
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mod: p.mod
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is_c: is_c
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is_interface: is_interface
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cat: cat
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}
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}
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// Struct `C.Foo` declaration, no body
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@ -706,7 +714,7 @@ fn (p mut Parser) enum_decl(_enum_name string) {
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name: enum_name
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mod: p.mod
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parent: 'int'
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is_enum: true
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cat: TypeCategory.enum_
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enum_vals: fields
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})
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p.check(.rcbr)
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@ -905,7 +913,8 @@ fn (p mut Parser) get_type() string {
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}
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typ += p.lit
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if !p.is_struct_init {
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// Otherwise we get `foo := FooFoo{` because `Foo` was already generated in name_expr()
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// Otherwise we get `foo := FooFoo{` because `Foo` was already
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// generated in name_expr()
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p.fgen(p.lit)
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}
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// C.Struct import
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@ -1120,7 +1129,6 @@ fn (p mut Parser) statement(add_semi bool) string {
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}
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// `a := 777`
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else if p.peek() == .decl_assign {
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p.log('var decl')
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p.var_decl()
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}
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else {
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@ -1128,7 +1136,7 @@ fn (p mut Parser) statement(add_semi bool) string {
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if p.lit == 'panic' || p.lit == 'exit' {
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p.returns = true
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}
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// `a + 3`, `a(7)` or maybe just `a`
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// `a + 3`, `a(7)`, or just `a`
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q = p.bool_expression()
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}
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case Token.key_goto:
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@ -1220,7 +1228,7 @@ fn ($v.name mut $v.typ) $p.cur_fn.name (...) {
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is_str := v.typ == 'string'
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switch tok {
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case Token.assign:
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if !is_map {
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if !is_map && !p.is_empty_c_struct_init {
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p.gen(' = ')
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}
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case Token.plus_assign:
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@ -1326,13 +1334,18 @@ fn (p mut Parser) var_decl() {
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})
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if !or_else {
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gen_name := p.table.var_cgen_name(name)
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mut nt_gen := p.table.cgen_name_type_pair(gen_name, typ) + '='
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mut nt_gen := p.table.cgen_name_type_pair(gen_name, typ)
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// `foo := C.Foo{}` => `Foo foo;`
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if !p.is_empty_c_struct_init {
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nt_gen += '='
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}
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if is_static {
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nt_gen = 'static $nt_gen'
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}
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p.cgen.set_placeholder(pos, nt_gen)
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}
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p.var_decl_name = ''
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p.is_empty_c_struct_init = false
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}
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const (
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@ -1383,7 +1396,7 @@ fn (p mut Parser) bterm() string {
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is_str := typ=='string' && !p.is_sql
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tok := p.tok
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// if tok in [ .eq, .gt, .lt, .le, .ge, .ne] {
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if tok == .eq || (tok == .assign && p.is_sql) || tok == .gt || tok == .lt || tok == .le || tok == .ge || tok == .ne {
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if tok == .eq || tok == .gt || tok == .lt || tok == .le || tok == .ge || tok == .ne {
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p.fgen(' ${p.tok.str()} ')
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if is_str {
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p.gen(',')
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@ -1466,7 +1479,7 @@ fn (p mut Parser) name_expr() string {
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if p.tok == .dot {
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//println('got enum dot val $p.left_type pass=$p.pass $p.scanner.line_nr left=$p.left_type')
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T := p.find_type(p.expected_type)
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if T.is_enum {
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if T.cat == .enum_ {
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p.check(.dot)
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val := p.check_name()
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// Make sure this enum value exists
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@ -1552,7 +1565,7 @@ fn (p mut Parser) name_expr() string {
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// Color.green
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else if p.peek() == .dot {
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enum_type := p.table.find_type(name)
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if !enum_type.is_enum {
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if enum_type.cat != .enum_ {
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p.error('`$name` is not an enum')
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}
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p.next()
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@ -1563,19 +1576,8 @@ fn (p mut Parser) name_expr() string {
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p.next()
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return enum_type.name
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}
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// struct initialization
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else if p.peek() == .lcbr {
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// go back to name start (mod.name)
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/*
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p.scanner.pos = hack_pos
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p.tok = hack_tok
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p.lit = hack_lit
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*/
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// TODO hack. If it's a C type, we may need to add struct before declaration:
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// a := &C.A{} ==> struct A* a = malloc(sizeof(struct A));
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if is_c_struct_init {
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p.is_c_struct_init = true
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p.cgen.insert_before('struct /*c struct init*/')
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}
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if ptr {
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name += '*' // `&User{}` => type `User*`
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}
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@ -1597,12 +1599,15 @@ fn (p mut Parser) name_expr() string {
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name: name// .replace('c_', '')
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is_c: true
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}
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p.is_c_fn_call = true
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p.fn_call(f, 0, '', '')
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p.is_c_fn_call = false
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// Try looking it up. Maybe its defined with "C.fn_name() fn_type",
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// then we know what type it returns
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cfn := p.table.find_fn(name)
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// Not Found? Return 'void*'
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if cfn.name == '' {
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//return 'cvoid' //'void*'
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return 'void*'
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}
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return cfn.typ
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@ -1791,7 +1796,7 @@ fn (p mut Parser) dot(str_typ string, method_ph int) string {
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p.gen_array_str(mut typ)
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has_method = true
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}
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if !typ.is_c && !has_field && !has_method && !p.first_pass() {
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if !typ.is_c && !p.is_c_fn_call && !has_field && !has_method && !p.first_pass() {
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if typ.name.starts_with('Option_') {
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opt_type := typ.name.right(7)
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p.error('unhandled option type: $opt_type?')
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@ -1809,7 +1814,7 @@ fn (p mut Parser) dot(str_typ string, method_ph int) string {
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p.error('type `$typ.name` has no field or method `$field_name`')
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}
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mut dot := '.'
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if str_typ.contains('*') {
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if str_typ.ends_with('*') || str_typ == 'FT_Face' { // TODO fix C ptr typedefs
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dot = '->'
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}
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// field
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@ -2113,7 +2118,7 @@ fn (p mut Parser) expression() string {
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p.check_space(.left_shift)
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// Get the value we are pushing
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p.gen(', (')
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// Imkey_mut? Can we push?
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// Immutable? Can we push?
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if !p.expr_var.is_mut && !p.pref.translated {
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p.error('`$p.expr_var.name` is immutable (can\'t <<)')
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}
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@ -2130,7 +2135,7 @@ fn (p mut Parser) expression() string {
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p.check_types(expr_type, tmp_typ)
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// Pass tmp var info to the _PUSH macro
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// Prepend tmp initialisation and push call
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// Don't dereference if it's already a key_mut array argument (`fn foo(mut []int)`)
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// Don't dereference if it's already a mutable array argument (`fn foo(mut []int)`)
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push_call := if typ.contains('*'){'_PUSH('} else { '_PUSH(&'}
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p.cgen.set_placeholder(ph, push_call)
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p.gen('), $tmp, $tmp_typ)')
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@ -2791,18 +2796,32 @@ fn (p mut Parser) array_init() string {
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fn (p mut Parser) struct_init(typ string, is_c_struct_init bool) string {
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p.is_struct_init = true
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t := p.table.find_type(typ)
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// TODO hack. If it's a C type, we may need to add struct before declaration:
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// a := &C.A{} ==> struct A* a = malloc(sizeof(struct A));
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if is_c_struct_init { // && t.cat != .c_typedef {
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p.is_c_struct_init = true
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if t.cat != .c_typedef {
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p.cgen.insert_before('struct /*c struct init*/')
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}
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}
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p.next()
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p.scanner.fmt_out.cut(typ.len)
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ptr := typ.contains('*')
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// TODO tm struct struct bug
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if typ == 'tm' {
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p.cgen.lines[p.cgen.lines.len-1] = ''
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p.cgen.lines[p.cgen.lines.len-2] = ''
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}
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p.check(.lcbr)
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// tmp := p.get_tmp()
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// `user := User{foo:bar}` => `User user = (User){ .foo = bar}`
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if !ptr {
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if p.is_c_struct_init {
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// `face := C.FT_Face{}` => `FT_Face face;`
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if p.tok == .rcbr {
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p.is_empty_c_struct_init = true
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p.check(.rcbr)
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return typ
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}
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p.gen('(struct $typ) {')
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p.is_c_struct_init = false
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}
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@ -2829,7 +2848,6 @@ fn (p mut Parser) struct_init(typ string, is_c_struct_init bool) string {
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mut inited_fields := []string
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peek := p.peek()
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if peek == .colon || p.tok == .rcbr {
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t := p.table.find_type(typ)
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for p.tok != .rcbr {
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field := p.check_name()
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if !t.has_field(field) {
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@ -2942,6 +2960,9 @@ fn (p mut Parser) cast(typ string) string {
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p.check(.lpar)
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p.expected_type = typ
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expr_typ := p.bool_expression()
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// `face := FT_Face(cobj)` => `FT_Face face = *((FT_Face*)cobj);`
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casting_voidptr_to_value := expr_typ == 'void*' && typ != 'int' &&
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typ != 'byteptr' && !typ.ends_with('*')
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p.expected_type = ''
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// `string(buffer)` => `tos2(buffer)`
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// `string(buffer, len)` => `tos(buffer, len)`
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@ -2976,6 +2997,9 @@ fn (p mut Parser) cast(typ string) string {
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else if typ == 'byte' && expr_typ == 'string' {
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p.error('cannot cast `$expr_typ` to `$typ`, use backquotes `` to create a `$typ` or access the value of an index of `$expr_typ` using []')
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}
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else if casting_voidptr_to_value {
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p.cgen.set_placeholder(pos, '*($typ*)(')
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}
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else {
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p.cgen.set_placeholder(pos, '($typ)(')
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}
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@ -3524,7 +3548,13 @@ fn (p &Parser) building_v() bool {
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fn (p mut Parser) attribute() {
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p.check(.lsbr)
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p.attr = p.check_name()
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if p.tok == .key_interface {
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p.check(.key_interface)
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p.check(.colon)
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p.attr = 'interface:' + p.check_name()
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} else {
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p.attr = p.check_name()
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}
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p.check(.rsbr)
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if p.tok == .func {
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p.fn_decl()
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@ -43,17 +43,26 @@ enum AccessMod {
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public_mut_mut // public and mutable both inside and outside (not recommended to use, that's why it's so verbose)
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}
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enum TypeCategory {
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struct_
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func
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interface_ // 2
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enum_
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union_
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c_struct // 5
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c_typedef
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}
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struct Type {
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mut:
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mod string
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name string
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cat TypeCategory
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fields []Var
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methods []Fn
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parent string
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func Fn // For cat == FN (type myfn fn())
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is_c bool // C.FI.le
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is_interface bool
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is_enum bool
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is_c bool // `C.FILE`
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enum_vals []string
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gen_types []string
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// This field is used for types that are not defined yet but are known to exist.
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@ -488,7 +497,7 @@ fn (p mut Parser) _check_types(got_, expected_ string, throw bool) bool {
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return true
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}
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// Todo void* allows everything right now
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if got=='void*' || expected=='void*' {
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if got=='void*' || expected=='void*' {// || got == 'cvoid' || expected == 'cvoid' {
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// if !p.builtin_mod {
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if p.pref.is_play {
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return false
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@ -623,7 +632,7 @@ fn type_default(typ string) string {
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// TODO PERF O(n)
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fn (t &Table) is_interface(name string) bool {
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for typ in t.types {
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if typ.is_interface && typ.name == name {
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if typ.cat == .interface_ && typ.name == name {
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return true
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}
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}
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@ -757,7 +766,7 @@ fn (t mut Table) register_generic_fn_type(fn_name, typ string) {
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fn (p mut Parser) typ_to_fmt(typ string, level int) string {
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t := p.table.find_type(typ)
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if t.is_enum {
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if t.cat == .enum_ {
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return '%d'
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}
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switch typ {
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22
vlib/darwin/darwin.v
Normal file
22
vlib/darwin/darwin.v
Normal file
@ -0,0 +1,22 @@
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module darwin
|
||||
|
||||
#include <Cocoa/Cocoa.h>
|
||||
#flag -framework Cocoa
|
||||
|
||||
struct C.NSString { }
|
||||
|
||||
// macOS and iOS helpers
|
||||
fn nsstring(s string) *NSString {
|
||||
// #return @"" ;
|
||||
// println('ns $s len=$s.len')
|
||||
# return [ [ NSString alloc ] initWithBytesNoCopy:s.str length:s.len
|
||||
# encoding:NSUTF8StringEncoding freeWhenDone: false];
|
||||
return 0
|
||||
|
||||
//ns := C.alloc_NSString()
|
||||
//return ns.initWithBytesNoCopy(s.str, length: s.len,
|
||||
//encoding: NSUTF8StringEncoding, freeWhenDone: false)
|
||||
|
||||
|
||||
}
|
||||
|
||||
@ -30,6 +30,8 @@ import (
|
||||
#include "ft2build.h"
|
||||
#include FT_FREETYPE_H
|
||||
|
||||
|
||||
|
||||
const (
|
||||
DEFAULT_FONT_SIZE = 12
|
||||
)
|
||||
@ -45,6 +47,11 @@ struct Face {
|
||||
cobj voidptr
|
||||
}
|
||||
|
||||
[typedef]
|
||||
struct C.FT_Library {
|
||||
|
||||
}
|
||||
|
||||
struct Context {
|
||||
shader gl.Shader
|
||||
// use_ortho bool
|
||||
@ -63,60 +70,60 @@ struct Context {
|
||||
scale int // retina = 2 , normal = 1
|
||||
}
|
||||
|
||||
/*
|
||||
struct Cfg {
|
||||
width int
|
||||
height int
|
||||
use_ortho bool
|
||||
retina bool
|
||||
scale int
|
||||
font_size int
|
||||
create_window bool
|
||||
window_user_ptr voidptr
|
||||
window_title string
|
||||
always_on_top bool
|
||||
struct C.Bitmap {
|
||||
width int
|
||||
rows int
|
||||
buffer int
|
||||
}
|
||||
*/
|
||||
|
||||
struct C.Advance {
|
||||
x int
|
||||
}
|
||||
|
||||
struct C.Glyph {
|
||||
bitmap Bitmap
|
||||
bitmap_left int
|
||||
bitmap_top int
|
||||
advance Advance
|
||||
}
|
||||
|
||||
[typedef]
|
||||
struct C.FT_Face {
|
||||
glyph *Glyph
|
||||
}
|
||||
|
||||
// jfn ft_load_char(face FT_Face, code FT_ULong) Character {
|
||||
// fn ft_load_char(_face voidptr, _code voidptr) Character {
|
||||
fn ft_load_char(_face Face, code i64) Character {
|
||||
// #FT_Face face = *(FT_Face*)(_face); FT_ULong code = *(FT_ULong*)(code);
|
||||
# FT_Face face = *((FT_Face*)_face.cobj);
|
||||
# int condition = FT_Load_Char(face, code, FT_LOAD_RENDER);
|
||||
if (C.condition != 0)
|
||||
{
|
||||
println('freetype: Failed to load Glyph')
|
||||
exit(1)
|
||||
//println('ftload_char( code=$code)')
|
||||
//C.printf('face=%p\n', _face)
|
||||
face := FT_Face(_face.cobj)
|
||||
ret := int(C.FT_Load_Char(face, code, C.FT_LOAD_RENDER))
|
||||
if ret != 0 {
|
||||
println('freetype: failed to load glyph (utf32 code=$code, ' +
|
||||
'error code=$ret)')
|
||||
return Character{}
|
||||
}
|
||||
// Generate texture
|
||||
# GLuint texture;
|
||||
# glGenTextures(1, &texture);
|
||||
# glBindTexture(GL_TEXTURE_2D, texture);
|
||||
# glTexImage2D(
|
||||
# GL_TEXTURE_2D,
|
||||
# 0,
|
||||
# GL_RED,
|
||||
# face->glyph->bitmap.width,
|
||||
# face->glyph->bitmap.rows,
|
||||
# 0,
|
||||
# GL_RED,
|
||||
# GL_UNSIGNED_BYTE,
|
||||
# face->glyph->bitmap.buffer
|
||||
# );
|
||||
mut texture := 0
|
||||
C.glGenTextures(1, &texture)
|
||||
C.glBindTexture(C.GL_TEXTURE_2D, texture)
|
||||
fgwidth := face.glyph.bitmap.width
|
||||
fgrows := face.glyph.bitmap.rows
|
||||
C.glTexImage2D(C.GL_TEXTURE_2D, 0, C.GL_RED, fgwidth, fgrows,
|
||||
0, C.GL_RED, C.GL_UNSIGNED_BYTE, face.glyph.bitmap.buffer)
|
||||
// Set texture options
|
||||
# glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
|
||||
# glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
|
||||
# glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
||||
# glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
||||
// Now store character for later use
|
||||
ch := Character{}
|
||||
# ch.texture_id=texture ;
|
||||
# ch.size = gg__vec2(face->glyph->bitmap.width, face->glyph->bitmap.rows);
|
||||
# ch.bearing = gg__vec2(face->glyph->bitmap_left, face->glyph->bitmap_top),
|
||||
# ch.advance = face->glyph->advance.x;
|
||||
return ch
|
||||
C.glTexParameteri(GL_TEXTURE_2D, C.GL_TEXTURE_WRAP_S, C.GL_CLAMP_TO_EDGE)
|
||||
C.glTexParameteri(GL_TEXTURE_2D, C.GL_TEXTURE_WRAP_T, C.GL_CLAMP_TO_EDGE)
|
||||
C.glTexParameteri(GL_TEXTURE_2D, C.GL_TEXTURE_MIN_FILTER, C.GL_LINEAR)
|
||||
C.glTexParameteri(C.GL_TEXTURE_2D, C.GL_TEXTURE_MAG_FILTER, C.GL_LINEAR)
|
||||
fgleft := face.glyph.bitmap_left
|
||||
fgtop := face.glyph.bitmap_top
|
||||
// Create the character
|
||||
return Character {
|
||||
texture_id: u32(texture)
|
||||
size: gg.vec2(int(u32(fgwidth)), int(u32(fgrows)))
|
||||
bearing: gg.vec2(int(u32(fgleft)), int(u32(fgtop)))
|
||||
advance: (u32(face.glyph.advance.x))
|
||||
}
|
||||
}
|
||||
|
||||
pub fn new_context(cfg gg.Cfg) *Context {
|
||||
@ -140,22 +147,20 @@ pub fn new_context(cfg gg.Cfg) *Context {
|
||||
*/
|
||||
// gl.enable(GL_CULL_FACE) // TODO NEED CULL?
|
||||
gl.enable(GL_BLEND)
|
||||
//return &GG{}
|
||||
// return &GG{}
|
||||
# glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
||||
C.glBlendFunc(C.GL_SRC_ALPHA, C.GL_ONE_MINUS_SRC_ALPHA)
|
||||
shader := gl.new_shader('text')
|
||||
shader.use()
|
||||
projection := glm.ortho(0, width, 0, height)// 0 at BOT
|
||||
// projection_new := ortho(0, width, 0, height)// 0 at BOT
|
||||
// projection := gl.ortho(0, width,height,0) // 0 at TOP
|
||||
shader.set_mat4('projection', projection)
|
||||
// FREETYPE
|
||||
# FT_Library ft;
|
||||
// All functions return a value different than 0 whenever an error occurred
|
||||
# if (FT_Init_FreeType(&ft))
|
||||
println('ERROR::FREETYPE: Could not init FreeType Library')
|
||||
ft := FT_Library{}
|
||||
// All functions return a value different than 0 whenever
|
||||
// an error occurred
|
||||
mut ret := C.FT_Init_FreeType(&ft)
|
||||
if ret != 0 {
|
||||
panic('freetype: Could not init FreeType Library')
|
||||
}
|
||||
// Load font as face
|
||||
// face := FT_Face{}
|
||||
mut font_path := cfg.font_path
|
||||
if font_path == '' {
|
||||
font_path = 'RobotoMono-Regular.ttf'
|
||||
@ -170,37 +175,27 @@ pub fn new_context(cfg gg.Cfg) *Context {
|
||||
return 0
|
||||
}
|
||||
println('Trying to load font from $font_path')
|
||||
# FT_Face face;
|
||||
# int condition = FT_New_Face(ft, font_path.str, 0, &face);
|
||||
if (C.condition != 0)
|
||||
// # if (FT_New_Face(ft, "/Library/Fonts/Courier New.ttf", 0, &face))
|
||||
// # if (FT_New_Face(ft, "/System/Library/Fonts/Apple Color Emoji.ttc", 0, &face))
|
||||
{
|
||||
println('freetyp: Failed to load font')
|
||||
face := C.FT_Face{}
|
||||
ret = int(C.FT_New_Face(ft, font_path.str, 0, &face))
|
||||
if ret != 0 {
|
||||
println('freetype: failed to load the font (error=$ret)')
|
||||
exit(1)
|
||||
}
|
||||
// Set size to load glyphs as
|
||||
# FT_Set_Pixel_Sizes(face, 0, font_size) ;
|
||||
C.FT_Set_Pixel_Sizes(face, 0, font_size)
|
||||
// Disable byte-alignment restriction
|
||||
# glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
|
||||
C.glPixelStorei(C.GL_UNPACK_ALIGNMENT, 1)
|
||||
// Gen texture
|
||||
// Load first 128 characters of ASCII set
|
||||
mut chars := []Character{}
|
||||
f := Face {
|
||||
cobj: 0
|
||||
cobj: &face
|
||||
}
|
||||
# f.cobj = &face;
|
||||
// # for (GLubyte c = 0; c < 128; c++)
|
||||
for c := 0; c < 128; c++ {
|
||||
// ch := Character{}
|
||||
// ch:=ft_load_char(face, c)
|
||||
// # ch =gg__ft_load_char(&face, &c);
|
||||
// ////////////////////////////////
|
||||
mut ch := ft_load_char(f, i64(c))
|
||||
// s := utf32_to_str(uint(0x043f))
|
||||
// s := 'п'
|
||||
// ch = ft_load_char(f, s.utf32_code())
|
||||
// # ch = gg__ft_load_char(f, 0x043f); // RUS P
|
||||
// # unsigned long c = FT_Get_Char_Index(face, 0x043f );
|
||||
// # printf("!!!!!!!!! %lu\n", c);
|
||||
// # c = FT_Get_Char_Index(face, 0xd0bf );
|
||||
@ -209,9 +204,6 @@ pub fn new_context(cfg gg.Cfg) *Context {
|
||||
chars << ch
|
||||
}
|
||||
ch := Character{}
|
||||
// # ch = gg__ft_load_char(f, 0x0000043f);
|
||||
// # ch = gg__ft_load_char(f, 128169);
|
||||
// chars.push(ch)
|
||||
// Configure VAO
|
||||
vao := gl.gen_vertex_array()
|
||||
println('new gg text context vao=$vao')
|
||||
@ -225,13 +217,13 @@ pub fn new_context(cfg gg.Cfg) *Context {
|
||||
// gl.bind_buffer(GL_ARRAY_BUFFER, uint(0))
|
||||
// # glBindVertexArray(0);
|
||||
mut ctx := &Context {
|
||||
shader: shader,
|
||||
width: width,
|
||||
height: height,
|
||||
shader: shader
|
||||
width: width
|
||||
height: height
|
||||
scale: scale
|
||||
vao: vao,
|
||||
vbo: vbo,
|
||||
chars: chars,
|
||||
vao: vao
|
||||
vbo: vbo
|
||||
chars: chars
|
||||
face: f
|
||||
}
|
||||
ctx.init_utf8_runes()
|
||||
@ -242,7 +234,8 @@ pub fn new_context(cfg gg.Cfg) *Context {
|
||||
// All UTF-8 must be supported.
|
||||
fn (ctx mut Context) init_utf8_runes() {
|
||||
s := '≈≠⩽⩾йцукенгшщзхъфывапролджэячсмитьбюЙЦУКЕНГШЩЗХЪФЫВАПРОЛДЖЭЯЧСМИТЬБЮ'
|
||||
println(s)
|
||||
print('init utf8 runes: ')
|
||||
//println(s)
|
||||
us := s.ustring()
|
||||
for i := 0; i < us.len; i++ {
|
||||
_rune := us.at(i)
|
||||
@ -253,24 +246,17 @@ fn (ctx mut Context) init_utf8_runes() {
|
||||
}
|
||||
}
|
||||
|
||||
// fn (ctx &GG) render_text(text string, x, y, scale f32, color gx.Color) {
|
||||
pub fn (ctx &Context) draw_text(_x, _y int, text string, cfg gx.TextCfg) {
|
||||
pub fn (ctx mut Context) draw_text(_x, _y int, text string, cfg gx.TextCfg) {
|
||||
//utext := text.ustring_tmp()
|
||||
utext := text.ustring()
|
||||
ctx._draw_text(_x, _y, utext, cfg)
|
||||
// utext.free()
|
||||
// # glScissor(0,0,ctx->width*2,ctx->height*2);
|
||||
// gl.disable(GL_SCISSOR_TEST)// TODO
|
||||
// #free(text.str);
|
||||
}
|
||||
|
||||
fn (ctx &Context) draw_text_fast(_x, _y int, text ustring, cfg gx.TextCfg) {
|
||||
fn (ctx mut Context) draw_text_fast(_x, _y int, text ustring, cfg gx.TextCfg) {
|
||||
ctx._draw_text(_x, _y, text, cfg)
|
||||
}
|
||||
|
||||
// TODO HACK with second text context
|
||||
// fn (ctx &GG) _draw_text(_x, _y int, text string, cfg gx.TextCfg) {
|
||||
fn (ctx &Context) _draw_text(_x, _y int, utext ustring, cfg gx.TextCfg) {
|
||||
fn (ctx mut Context) _draw_text(_x, _y int, utext ustring, cfg gx.TextCfg) {
|
||||
/*
|
||||
if utext.s.contains('on_seg') {
|
||||
println('\nat(0)')
|
||||
@ -298,7 +284,7 @@ fn (ctx &Context) _draw_text(_x, _y int, utext ustring, cfg gx.TextCfg) {
|
||||
// Activate corresponding render state
|
||||
ctx.shader.use()
|
||||
ctx.shader.set_color('textColor', color)
|
||||
# glActiveTexture(GL_TEXTURE0);
|
||||
C.glActiveTexture(C.GL_TEXTURE0)
|
||||
gl.bind_vao(ctx.vao)
|
||||
// Iterate through all characters
|
||||
// utext := text.ustring()
|
||||
@ -318,65 +304,52 @@ fn (ctx &Context) _draw_text(_x, _y int, utext ustring, cfg gx.TextCfg) {
|
||||
// TODO O(1) use map
|
||||
for j := 0; j < ctx.utf_runes.len; j++ {
|
||||
rune_j := ctx.utf_runes[j]
|
||||
// if string_eq(ctx.utf_runes[j], rune) {
|
||||
if rune_j==_rune {
|
||||
ch = ctx.utf_chars[j]
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
if ch.size.x == 0 {
|
||||
if ch.size.x == 0 && _rune.len > 1{
|
||||
c := _rune[0]
|
||||
println('cant draw rune "$_rune" code=$c, loading')
|
||||
continue
|
||||
ch = ft_load_char(ctx.face, _rune.utf32_code())
|
||||
println('done loading')
|
||||
ctx.utf_runes << _rune
|
||||
ctx.utf_chars << ch
|
||||
// continue
|
||||
}
|
||||
// mut c := int(text[i])
|
||||
// c = 128
|
||||
// s := 'A'
|
||||
// c := int(s[0])
|
||||
// ch := ctx.chars[c]
|
||||
xpos := x + f32(ch.bearing.x) * 1
|
||||
ypos := y - f32(ch.size.y - ch.bearing.y) * 1
|
||||
w := f32(ch.size.x) * 1
|
||||
h := f32(ch.size.y) * 1
|
||||
// Update VBO for each character
|
||||
# GLfloat vertices[6][4] = {
|
||||
# { xpos, ypos + h, 0.0, 0.0 },
|
||||
# { xpos, ypos, 0.0, 1.0 },
|
||||
# { xpos + w, ypos, 1.0, 1.0 },
|
||||
# { xpos, ypos + h, 0.0, 0.0 },
|
||||
# { xpos + w, ypos, 1.0, 1.0 },
|
||||
# { xpos + w, ypos + h, 1.0, 0.0 }
|
||||
# };
|
||||
// t := glfw.get_time()
|
||||
vertices := [
|
||||
xpos, ypos + h, 0.0, 0.0 ,
|
||||
xpos, ypos, 0.0, 1.0 ,
|
||||
xpos + w, ypos, 1.0, 1.0 ,
|
||||
xpos, ypos + h, 0.0, 0.0 ,
|
||||
xpos + w, ypos, 1.0, 1.0 ,
|
||||
xpos + w, ypos + h, 1.0, 0.0
|
||||
]
|
||||
// Render glyph texture over quad
|
||||
// t1 := glfw.get_time()
|
||||
# glBindTexture(GL_TEXTURE_2D, ch.texture_id);
|
||||
C.glBindTexture(C.GL_TEXTURE_2D, ch.texture_id)
|
||||
// Update content of VBO memory
|
||||
gl.bind_buffer(GL_ARRAY_BUFFER, ctx.vbo)
|
||||
// t2 := glfw.get_time()
|
||||
// # glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(vertices), vertices); // Be sure to use glBufferSubData and not glBufferData
|
||||
# glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_DYNAMIC_DRAW);
|
||||
// t3 := glfw.get_time()
|
||||
// gl.bind_buffer(GL_ARRAY_BUFFER, uint(0))
|
||||
// t4 := glfw.get_time()
|
||||
// glBufferSubData(..)
|
||||
C.glBufferData(GL_ARRAY_BUFFER, 96, vertices.data, C.GL_DYNAMIC_DRAW)
|
||||
// Render quad
|
||||
gl.draw_arrays(GL_TRIANGLES, 0, 6)
|
||||
// t5 := glfw.get_time()
|
||||
// # if (glfw__get_time() - t > 0.001)
|
||||
// {
|
||||
// # printf("do_text = %f '%s' \n", glfw__get_time() - t, text.str);
|
||||
// # printf("t1=%f, t2=%f, t3=%f, t4=%f, t5=%f\n\n\n", t1-t, t2-t1, t3-t2, t4-t3, t5-t4);
|
||||
// }
|
||||
// Now advance cursors for next glyph (note that advance is number of 1/64 pixels)
|
||||
// Bitshift by 6 to get value in pixels (2^6 = 64 (divide amount of 1/64th pixels by 64 to get amount of pixels))
|
||||
# x += (ch.advance >> 6) * 1;
|
||||
x += ch.advance >> u32(6)
|
||||
}
|
||||
gl.bind_vao(u32(0))
|
||||
# glBindTexture(GL_TEXTURE_2D, 0);
|
||||
// runes.free()
|
||||
// #free(runes.data);
|
||||
C.glBindTexture(C.GL_TEXTURE_2D, 0)
|
||||
}
|
||||
|
||||
pub fn (ctx &Context) draw_text_def(x, y int, text string) {
|
||||
pub fn (ctx mut Context) draw_text_def(x, y int, text string) {
|
||||
cfg := gx.TextCfg {
|
||||
color: gx.Black,
|
||||
size: DEFAULT_FONT_SIZE,
|
||||
|
||||
@ -19,7 +19,7 @@ struct Context {
|
||||
last_name ui.TextBox
|
||||
age ui.TextBox
|
||||
users []User
|
||||
window *ui.Window
|
||||
window &ui.Window
|
||||
txt_pos int
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user