mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
parser: (var x X) receiver syntax
This commit is contained in:
parent
8760313ce5
commit
4b5acfd960
@ -9,7 +9,7 @@ import v.scanner
|
||||
import v.token
|
||||
import v.util
|
||||
|
||||
pub fn (p mut Parser) call_expr(is_c bool, is_js bool, mod string) ast.CallExpr {
|
||||
pub fn (p mut Parser) call_expr(is_c, is_js bool, mod string) ast.CallExpr {
|
||||
first_pos := p.tok.position()
|
||||
tok := p.tok
|
||||
name := p.check_name()
|
||||
@ -123,7 +123,7 @@ fn (p mut Parser) fn_decl() ast.FnDecl {
|
||||
// }
|
||||
// TODO: talk to alex, should mut be parsed with the type like this?
|
||||
// or should it be a property of the arg, like this ptr/mut becomes indistinguishable
|
||||
rec_type = p.parse_type()
|
||||
rec_type = p.parse_type_with_mut(rec_mut)
|
||||
if is_amp && rec_mut {
|
||||
p.error('use `(f mut Foo)` or `(f &Foo)` instead of `(f mut &Foo)`')
|
||||
}
|
||||
|
@ -1,10 +1,9 @@
|
||||
module parser
|
||||
|
||||
// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
|
||||
// Use of this source code is governed by an MIT license
|
||||
// that can be found in the LICENSE file.
|
||||
import (
|
||||
v.table
|
||||
)
|
||||
import v.table
|
||||
|
||||
pub fn (p mut Parser) parse_array_type() table.Type {
|
||||
p.check(.lsbr)
|
||||
@ -20,7 +19,7 @@ pub fn (p mut Parser) parse_array_type() table.Type {
|
||||
// array
|
||||
p.check(.rsbr)
|
||||
elem_type := p.parse_type()
|
||||
mut nr_dims := 1
|
||||
var nr_dims := 1
|
||||
for p.tok.kind == .lsbr {
|
||||
p.check(.lsbr)
|
||||
p.check(.rsbr)
|
||||
@ -50,14 +49,13 @@ pub fn (p mut Parser) parse_map_type() table.Type {
|
||||
|
||||
pub fn (p mut Parser) parse_multi_return_type() table.Type {
|
||||
p.check(.lpar)
|
||||
mut mr_types := []table.Type
|
||||
var mr_types := []table.Type
|
||||
for {
|
||||
mr_type := p.parse_type()
|
||||
mr_types << mr_type
|
||||
if p.tok.kind == .comma {
|
||||
p.check(.comma)
|
||||
}
|
||||
else {
|
||||
} else {
|
||||
break
|
||||
}
|
||||
}
|
||||
@ -71,8 +69,8 @@ pub fn (p mut Parser) parse_fn_type(name string) table.Type {
|
||||
// p.warn('parse fn')
|
||||
p.check(.key_fn)
|
||||
line_nr := p.tok.line_nr
|
||||
args,is_variadic := p.fn_args()
|
||||
mut return_type := table.void_type
|
||||
args, is_variadic := p.fn_args()
|
||||
var return_type := table.void_type
|
||||
if p.tok.line_nr == line_nr && p.tok.kind.is_start_of_type() {
|
||||
return_type = p.parse_type()
|
||||
}
|
||||
@ -86,14 +84,22 @@ pub fn (p mut Parser) parse_fn_type(name string) table.Type {
|
||||
return table.new_type(idx)
|
||||
}
|
||||
|
||||
pub fn (p mut Parser) parse_type_with_mut(is_mut bool) table.Type {
|
||||
typ := p.parse_type()
|
||||
if is_mut {
|
||||
return table.type_set_nr_muls(typ, 1)
|
||||
}
|
||||
return typ
|
||||
}
|
||||
|
||||
pub fn (p mut Parser) parse_type() table.Type {
|
||||
// optional
|
||||
mut is_optional := false
|
||||
var is_optional := false
|
||||
if p.tok.kind == .question {
|
||||
p.next()
|
||||
is_optional = true
|
||||
}
|
||||
mut nr_muls := 0
|
||||
var nr_muls := 0
|
||||
if p.tok.kind == .key_mut {
|
||||
nr_muls++
|
||||
p.next()
|
||||
@ -102,8 +108,7 @@ pub fn (p mut Parser) parse_type() table.Type {
|
||||
for p.tok.kind in [.and, .amp] {
|
||||
if p.tok.kind == .and {
|
||||
nr_muls += 2
|
||||
}
|
||||
else {
|
||||
} else {
|
||||
nr_muls++
|
||||
}
|
||||
p.next()
|
||||
@ -114,7 +119,7 @@ pub fn (p mut Parser) parse_type() table.Type {
|
||||
p.next()
|
||||
p.check(.dot)
|
||||
}
|
||||
mut typ := p.parse_any_type(is_c, is_js, nr_muls > 0)
|
||||
var typ := p.parse_any_type(is_c, is_js, nr_muls > 0)
|
||||
if is_optional {
|
||||
typ = table.type_set(typ, .optional)
|
||||
}
|
||||
@ -124,16 +129,14 @@ pub fn (p mut Parser) parse_type() table.Type {
|
||||
return typ
|
||||
}
|
||||
|
||||
pub fn (p mut Parser) parse_any_type(is_c bool, is_js bool, is_ptr bool) table.Type {
|
||||
mut name := p.tok.lit
|
||||
pub fn (p mut Parser) parse_any_type(is_c, is_js, is_ptr bool) table.Type {
|
||||
var name := p.tok.lit
|
||||
if is_c {
|
||||
name = 'C.$name'
|
||||
}
|
||||
else if is_js {
|
||||
} else if is_js {
|
||||
name = 'JS.$name'
|
||||
}
|
||||
// `module.Type`
|
||||
else if p.peek_tok.kind == .dot {
|
||||
} else if p.peek_tok.kind == .dot {
|
||||
// `module.Type`
|
||||
// /if !(p.tok.lit in p.table.imports) {
|
||||
if !p.known_import(name) {
|
||||
println(p.table.imports)
|
||||
@ -143,26 +146,24 @@ pub fn (p mut Parser) parse_any_type(is_c bool, is_js bool, is_ptr bool) table.T
|
||||
p.check(.dot)
|
||||
// prefix with full module
|
||||
name = '${p.imports[name]}.$p.tok.lit'
|
||||
}
|
||||
else if p.expr_mod != '' {
|
||||
} else if p.expr_mod != '' {
|
||||
name = p.expr_mod + '.' + name
|
||||
}
|
||||
// `Foo` in module `mod` means `mod.Foo`
|
||||
else if !(p.mod in ['builtin', 'main']) && !(name in table.builtin_type_names) {
|
||||
} else if !(p.mod in ['builtin', 'main']) && !(name in table.builtin_type_names) {
|
||||
// `Foo` in module `mod` means `mod.Foo`
|
||||
name = p.mod + '.' + name
|
||||
}
|
||||
// p.warn('get type $name')
|
||||
match p.tok.kind {
|
||||
// func
|
||||
.key_fn {
|
||||
// func
|
||||
return p.parse_fn_type('')
|
||||
}
|
||||
// array
|
||||
.lsbr {
|
||||
// array
|
||||
return p.parse_array_type()
|
||||
}
|
||||
// multiple return
|
||||
.lpar {
|
||||
// multiple return
|
||||
if is_ptr {
|
||||
p.error('parse_type: unexpected `&` before multiple returns')
|
||||
}
|
||||
@ -225,10 +226,10 @@ pub fn (p mut Parser) parse_any_type(is_c bool, is_js bool, is_ptr bool) table.T
|
||||
'bool' {
|
||||
return table.bool_type
|
||||
}
|
||||
// struct / enum / placeholder
|
||||
else {
|
||||
// struct / enum / placeholder
|
||||
// struct / enum
|
||||
mut idx := p.table.find_type_idx(name)
|
||||
var idx := p.table.find_type_idx(name)
|
||||
if idx > 0 {
|
||||
return table.new_type(idx)
|
||||
}
|
||||
@ -237,7 +238,7 @@ pub fn (p mut Parser) parse_any_type(is_c bool, is_js bool, is_ptr bool) table.T
|
||||
// println('NOT FOUND: $name - adding placeholder - $idx')
|
||||
return table.new_type(idx)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user