log/net: switch => match
Don Alfons Nisnoni
Alexander Medvednikov
parent
7ba5248e56
commit
ed55826686
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@ -50,56 +50,56 @@ pub fn (l Log) fatal(s string){
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pub fn (l Log) error(s string){
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if l.level >= ERROR{
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switch l.output {
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case 'terminal':
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f := term.red('E')
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t := time.now()
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println('[$f ${t.format_ss()}] $s')
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default:
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l.log_file(s, 'E')
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match l.output {
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'terminal'{
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f := term.red('E')
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t := time.now()
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println('[$f ${t.format_ss()}] $s')
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} else {
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l.log_file(s, 'E')
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}
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}
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}
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}
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pub fn (l Log) warn(s string){
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if l.level >= WARN{
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switch l.output {
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case 'terminal':
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f := term.yellow('W')
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t := time.now()
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println('[$f ${t.format_ss()}] $s')
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default:
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l.log_file(s, 'W')
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match l.output {
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'terminal'{
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f := term.yellow('W')
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t := time.now()
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println('[$f ${t.format_ss()}] $s')
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} else {
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l.log_file(s, 'W')
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}
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}
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}
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}
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}
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pub fn (l Log) info(s string){
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if l.level >= INFO{
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switch l.output {
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case 'terminal':
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f := term.white('I')
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t := time.now()
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println('[$f ${t.format_ss()}] $s')
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default:
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l.log_file(s, 'I')
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match l.output {
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'terminal'{
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f := term.white('I')
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t := time.now()
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println('[$f ${t.format_ss()}] $s')
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} else {
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l.log_file(s, 'I')
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}
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}
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}
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}
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pub fn (l Log) debug(s string){
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if l.level >= DEBUG{
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switch l.output {
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case 'terminal':
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f := term.blue('D')
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t := time.now()
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println('[$f ${t.format_ss()}] $s')
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default:
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l.log_file(s, 'D')
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match l.output {
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'terminal' {
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f := term.blue('D')
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t := time.now()
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println('[$f ${t.format_ss()}] $s')
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} else {
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l.log_file(s, 'D')
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}
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}
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}
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}
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@ -114,9 +114,10 @@ fn should_escape(c byte, mode EncodingMode) bool {
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// (1) we always escape sub-delims outside of the fragment, and (2) we always
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// escape single quote to avoid breaking callers that had previously assumed that
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// single quotes would be escaped. See issue #19917.
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switch c {
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case `!`, `(`, `)`, `*`:
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return false
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match c {
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`!`, `(`, `)`, `*`{
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return false
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}
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}
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}
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@ -153,50 +154,53 @@ fn unescape(s_ string, mode EncodingMode) ?string {
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mut has_plus := false
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for i := 0; i < s.len; {
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x := s[i]
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switch x {
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case `%`:
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if s == '' {
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break
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}
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n++
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if i+2 >= s.len || !ishex(s[i+1]) || !ishex(s[i+2]) {
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s = s.right(i)
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if s.len > 3 {
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s = s.left(3)
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match x {
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`%` {
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if s == '' {
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break
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}
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return error(error_msg(err_msg_escape, s))
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}
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// Per https://tools.ietf.org/html/rfc3986#page-21
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// in the host component %-encoding can only be used
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// for non-ASCII bytes.
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// But https://tools.ietf.org/html/rfc6874#section-2
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// introduces %25 being allowed to escape a percent sign
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// in IPv6 scoped-address literals. Yay.
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if mode == .encode_host && unhex(s[i+1]) < 8 && s.substr(i, i+3) != '%25' {
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return error(error_msg(err_msg_escape, s.substr(i, i+3)))
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}
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if mode == .encode_zone {
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// RFC 6874 says basically 'anything goes' for zone identifiers
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// and that even non-ASCII can be redundantly escaped,
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// but it seems prudent to restrict %-escaped bytes here to those
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// that are valid host name bytes in their unescaped form.
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// That is, you can use escaping in the zone identifier but not
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// to introduce bytes you couldn't just write directly.
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// But Windows puts spaces here! Yay.
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v := byte(unhex(s[i+1])<<byte(4) | unhex(s[i+2]))
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if s.substr(i, i+3) != '%25' && v != ` ` && should_escape(v, .encode_host) {
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error(error_msg(err_msg_escape, s.substr(i, i+3)))
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n++
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if i+2 >= s.len || !ishex(s[i+1]) || !ishex(s[i+2]) {
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s = s.right(i)
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if s.len > 3 {
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s = s.left(3)
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}
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return error(error_msg(err_msg_escape, s))
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}
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// Per https://tools.ietf.org/html/rfc3986#page-21
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// in the host component %-encoding can only be used
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// for non-ASCII bytes.
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// But https://tools.ietf.org/html/rfc6874#section-2
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// introduces %25 being allowed to escape a percent sign
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// in IPv6 scoped-address literals. Yay.
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if mode == .encode_host && unhex(s[i+1]) < 8 && s.substr(i, i+3) != '%25' {
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return error(error_msg(err_msg_escape, s.substr(i, i+3)))
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}
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if mode == .encode_zone {
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// RFC 6874 says basically 'anything goes' for zone identifiers
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// and that even non-ASCII can be redundantly escaped,
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// but it seems prudent to restrict %-escaped bytes here to those
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// that are valid host name bytes in their unescaped form.
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// That is, you can use escaping in the zone identifier but not
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// to introduce bytes you couldn't just write directly.
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// But Windows puts spaces here! Yay.
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v := byte(unhex(s[i+1])<<byte(4) | unhex(s[i+2]))
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if s.substr(i, i+3) != '%25' && v != ` ` && should_escape(v, .encode_host) {
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error(error_msg(err_msg_escape, s.substr(i, i+3)))
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}
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}
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i += 3
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}
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i += 3
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case `+`:
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has_plus = mode == .encode_query_component
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i++
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default:
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if (mode == .encode_host || mode == .encode_zone) && s[i] < 0x80 && should_escape(s[i], mode) {
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error(error_msg('invalid character in host name', s.substr(i, i+1)))
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`+`{
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has_plus = mode == .encode_query_component
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i++
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} else {
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if (mode == .encode_host || mode == .encode_zone) && s[i] < 0x80 && should_escape(s[i], mode) {
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error(error_msg('invalid character in host name', s.substr(i, i+1)))
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}
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i++
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}
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i++
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}
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}
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@ -207,18 +211,20 @@ fn unescape(s_ string, mode EncodingMode) ?string {
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mut t := strings.new_builder(s.len - 2*n)
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for i := 0; i < s.len; i++ {
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x := s[i]
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switch x {
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case `%`:
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t.write( byte(unhex(s[i+1])<<byte(4) | unhex(s[i+2])).str() )
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i += 2
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case `+`:
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if mode == .encode_query_component {
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t.write(' ')
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} else {
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t.write('+')
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match x {
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`%` {
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t.write( byte(unhex(s[i+1])<<byte(4) | unhex(s[i+2])).str() )
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i += 2
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}
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`+` {
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if mode == .encode_query_component {
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t.write(' ')
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} else {
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t.write('+')
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}
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} else {
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t.write(s[i].str())
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}
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default:
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t.write(s[i].str())
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}
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}
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return t.str()
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@ -694,16 +700,19 @@ fn valid_encoded_path(s string) bool {
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// so we check the sub-delims ourselves and let
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// should_escape handle the others.
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x := s[i]
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switch x {
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case `!`, `$`, `&`, `\\`, `(`, `)`, `*`, `+`, `,`, `;`, `=`, `:`, `@`:
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// ok
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case `[`, `]`:
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// ok - not specified in RFC 3986 but left alone by modern browsers
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case `%`:
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// ok - percent encoded, will decode
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default:
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if should_escape(s[i], .encode_path) {
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return false
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match x {
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`!`, `$`, `&`, `\\`, `(`, `)`, `*`, `+`, `,`, `;`, `=`, `:`, `@` {
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// ok
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}
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`[`, `]` {
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// ok - not specified in RFC 3986 but left alone by modern browsers
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}
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`%` {
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// ok - percent encoded, will decode
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} else {
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if should_escape(s[i], .encode_path) {
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return false
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}
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}
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}
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}
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@ -914,15 +923,17 @@ fn resolve_path(base, ref string) string {
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mut dst := []string
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src := full.split('/')
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for _, elem in src {
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switch elem {
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case '.':
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// drop
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case '..':
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if dst.len > 0 {
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dst = dst.left(dst.len-1)
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match elem {
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'.' {
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// drop
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}
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'..' {
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if dst.len > 0 {
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dst = dst.left(dst.len-1)
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}
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} else {
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dst << elem
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}
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default:
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dst << elem
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}
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}
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last := src[src.len-1]
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@ -1069,12 +1080,13 @@ pub fn valid_userinfo(s string) bool {
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if `0` <= r && r <= `9` {
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continue
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}
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switch r {
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case `-`, `.`, `_`, `:`, `~`, `!`, `$`, `&`, `\\`,
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`(`, `)`, `*`, `+`, `,`, `;`, `=`, `%`, `@`:
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continue
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default:
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return false
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match r {
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`-`, `.`, `_`, `:`, `~`, `!`, `$`, `&`, `\\`,
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`(`, `)`, `*`, `+`, `,`, `;`, `=`, `%`, `@` {
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continue
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} else {
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return false
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}
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}
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}
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return true
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