parser,fmt: refactor array comment handling to fully rely on the ecmnts field (#8929)

pull/8951/head
Lukas Neubert 2021-02-24 19:33:59 +01:00 committed by GitHub
parent b18d091e18
commit 8e69d3629f
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2 changed files with 43 additions and 43 deletions

View File

@ -914,11 +914,7 @@ pub fn (mut f Fmt) expr(node ast.Expr) {
f.write('`$node.val`')
}
ast.Comment {
if f.array_init_depth > 0 {
f.comment(node, iembed: true)
} else {
f.comment(node, inline: true)
}
f.comment(node, inline: true)
}
ast.ComptimeCall {
f.comptime_call(node)
@ -1937,29 +1933,29 @@ fn should_decrease_arr_penalty(e ast.Expr) bool {
return false
}
pub fn (mut f Fmt) array_init(it ast.ArrayInit) {
if it.exprs.len == 0 && it.typ != 0 && it.typ != table.void_type {
pub fn (mut f Fmt) array_init(node ast.ArrayInit) {
if node.exprs.len == 0 && node.typ != 0 && node.typ != table.void_type {
// `x := []string{}`
f.mark_types_import_as_used(it.typ)
f.write(f.table.type_to_str_using_aliases(it.typ, f.mod2alias))
f.mark_types_import_as_used(node.typ)
f.write(f.table.type_to_str_using_aliases(node.typ, f.mod2alias))
f.write('{')
if it.has_len {
if node.has_len {
f.write('len: ')
f.expr(it.len_expr)
if it.has_cap || it.has_default {
f.expr(node.len_expr)
if node.has_cap || node.has_default {
f.write(', ')
}
}
if it.has_cap {
if node.has_cap {
f.write('cap: ')
f.expr(it.cap_expr)
if it.has_default {
f.expr(node.cap_expr)
if node.has_default {
f.write(', ')
}
}
if it.has_default {
if node.has_default {
f.write('init: ')
f.expr(it.default_expr)
f.expr(node.default_expr)
}
f.write('}')
return
@ -1967,9 +1963,9 @@ pub fn (mut f Fmt) array_init(it ast.ArrayInit) {
// `[1,2,3]`
f.write('[')
mut inc_indent := false
mut last_line_nr := it.pos.line_nr // to have the same newlines between array elements
mut last_line_nr := node.pos.line_nr // to have the same newlines between array elements
f.array_init_depth++
for i, c in it.pre_cmnts {
for i, c in node.pre_cmnts {
if c.pos.line_nr > last_line_nr {
f.writeln('')
} else if i > 0 {
@ -1978,15 +1974,16 @@ pub fn (mut f Fmt) array_init(it ast.ArrayInit) {
f.comment(c, level: .indent, iembed: true)
last_line_nr = c.pos.last_line
}
if it.pre_cmnts.len > 0 {
same_line := it.pre_cmnts[0].pos.line_nr == it.pos.line_nr
if same_line && it.exprs.len > 0 {
if node.pre_cmnts.len > 0 {
same_line := node.pre_cmnts[0].pos.line_nr == node.pos.line_nr
if same_line && node.exprs.len > 0 {
f.write(' ')
} else if !same_line && it.exprs.len == 0 {
} else if !same_line && node.exprs.len == 0 {
f.writeln('')
}
}
for i, expr in it.exprs {
mut set_comma := false
for i, expr in node.exprs {
line_nr := expr.position().line_nr
if i == 0 {
if f.array_init_depth > f.array_init_break.len {
@ -1994,11 +1991,11 @@ pub fn (mut f Fmt) array_init(it ast.ArrayInit) {
}
}
is_same_line_comment := i > 0
&& (expr is ast.Comment && line_nr == it.exprs[i - 1].position().line_nr)
&& (expr is ast.Comment && line_nr == node.exprs[i - 1].position().line_nr)
line_break := f.array_init_break[f.array_init_depth - 1]
mut penalty := if line_break && !is_same_line_comment { 0 } else { 4 }
if penalty > 0 {
if i == 0 || should_decrease_arr_penalty(it.exprs[i - 1]) {
if i == 0 || should_decrease_arr_penalty(node.exprs[i - 1]) {
penalty--
}
if should_decrease_arr_penalty(expr) {
@ -2014,33 +2011,35 @@ pub fn (mut f Fmt) array_init(it ast.ArrayInit) {
f.write(' ')
}
f.expr(expr)
if i < it.ecmnts.len && it.ecmnts[i].len > 0 {
mut last_cmt := it.ecmnts[i][0]
if last_cmt.pos.line_nr > expr.position().last_line {
f.writeln('')
} else {
f.write(' ')
}
for cmt in it.ecmnts[i] {
if cmt.pos.line_nr > last_cmt.pos.last_line {
if i < node.ecmnts.len && node.ecmnts[i].len > 0 {
expr_pos := expr.position()
for cmt in node.ecmnts[i] {
if !set_comma && cmt.pos.pos > expr_pos.pos + expr_pos.len + 2 {
f.write(',')
set_comma = true
}
if cmt.pos.line_nr > expr_pos.last_line {
f.writeln('')
} else {
f.write(' ')
}
f.comment(cmt, iembed: true)
}
}
if i == it.exprs.len - 1 {
if i == node.exprs.len - 1 {
if is_new_line {
if expr !is ast.Comment {
if !set_comma && expr !is ast.Comment {
f.write(',')
}
f.writeln('')
} else if is_same_line_comment {
f.writeln('')
}
} else if expr !is ast.Comment {
} else if !set_comma && expr !is ast.Comment {
f.write(',')
}
last_line_nr = line_nr
set_comma = false
}
f.array_init_depth--
if f.array_init_depth == 0 {
@ -2051,15 +2050,15 @@ pub fn (mut f Fmt) array_init(it ast.ArrayInit) {
}
f.write(']')
// `[100]byte`
if it.is_fixed {
if it.has_val {
if node.is_fixed {
if node.has_val {
f.write('!')
return
}
f.write(f.table.type_to_str(it.elem_type))
if it.has_default {
f.write(f.table.type_to_str(node.elem_type))
if node.has_default {
f.write('{init: ')
f.expr(it.default_expr)
f.expr(node.default_expr)
f.write('}')
} else {
f.write('{}')

View File

@ -47,6 +47,7 @@ fn (mut p Parser) array_init() ast.ArrayInit {
if p.tok.kind == .comma {
p.next()
}
ecmnts.last() << p.eat_comments({})
}
line_nr := p.tok.line_nr
$if tinyc {