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switch deprecation notice

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This commit is contained in:
Alexander Medvednikov
2019-08-27 01:25:37 +03:00
parent ab0a78a498
commit a43b831965
2 changed files with 21 additions and 15 deletions
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17
compiler/parser.v
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@ -779,6 +779,10 @@ if p.scanner.line_comment != '' {
}
}
fn (p mut Parser) warn(s string) {
println('warning: $p.file_name:$p.scanner.line_nr ' + s)
}
fn (p mut Parser) error(s string) {
// Dump all vars and types for debugging
if p.pref.is_debug {
@ -2796,7 +2800,7 @@ fn (p mut Parser) array_init() string {
// Due to a tcc bug, the length needs to be specified.
// GCC crashes if it is.
cast := if p.pref.ccompiler == 'tcc' { '($typ[$i])' } else { '($typ[])' }
p.cgen.set_placeholder(new_arr_ph,
p.cgen.set_placeholder(new_arr_ph,
'$new_arr($i, $i, sizeof($typ), $cast { ')
//}
}
@ -3292,6 +3296,7 @@ fn (p mut Parser) for_st() {
fn (p mut Parser) switch_statement() {
if p.tok == .key_switch {
//p.warn('`switch` was replaced `match`, it will be removed soon')
p.check(.key_switch)
} else {
p.check(.key_match)
@ -3358,7 +3363,7 @@ fn (p mut Parser) switch_statement() {
p.returns = false // only get here when no default, so return is not guaranteed
}
// Returns typ if used as expession
// Returns typ if used as expession
fn (p mut Parser) match_statement(is_expr bool) string {
p.check(.key_match)
p.cgen.start_tmp()
@ -3373,7 +3378,7 @@ fn (p mut Parser) match_statement(is_expr bool) string {
mut i := 0
mut all_cases_return := true
// stores typ of resulting variable
// stores typ of resulting variable
mut res_typ := ''
defer {
@ -3381,8 +3386,8 @@ fn (p mut Parser) match_statement(is_expr bool) string {
}
for p.tok != .rcbr {
if p.tok == .key_else {
p.check(.key_else)
if p.tok == .key_else {
p.check(.key_else)
p.check(.arrow)
// unwrap match if there is only else
@ -3467,7 +3472,7 @@ fn (p mut Parser) match_statement(is_expr bool) string {
p.gen(') || (')
}
if typ == 'string' {
if typ == 'string' {
// TODO: use tmp variable
// p.gen('string_eq($tmp_var, ')
p.gen('string_eq($tmp_var, ')