59 lines
1.1 KiB
Go
59 lines
1.1 KiB
Go
// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module main
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import strings
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// fmt helpers
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fn (scanner mut Scanner) fgen(s_ string) {
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mut s := s_
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if scanner.fmt_line_empty {
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s = strings.repeat(`\t`, scanner.fmt_indent) + s
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}
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scanner.fmt_out.write(s)
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scanner.fmt_line_empty = false
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}
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fn (scanner mut Scanner) fgenln(s_ string) {
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mut s := s_
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if scanner.fmt_line_empty {
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s = strings.repeat(`\t`, scanner.fmt_indent) + s
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}
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scanner.fmt_out.writeln(s)
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scanner.fmt_line_empty = true
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}
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fn (p mut Parser) fgen(s string) {
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p.scanner.fgen(s)
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}
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fn (p mut Parser) fspace() {
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p.fgen(' ')
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}
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fn (p mut Parser) fgenln(s string) {
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p.scanner.fgenln(s)
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}
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fn (p mut Parser) peek() Token {
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for {
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p.cgen.line = p.scanner.line_nr + 1
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tok := p.scanner.peek()
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if tok != .nl {
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return tok
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}
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}
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return .eof // TODO can never get here - v doesn't know that
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}
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fn (p mut Parser) fmt_inc() {
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p.scanner.fmt_indent++
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}
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fn (p mut Parser) fmt_dec() {
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p.scanner.fmt_indent--
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}
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