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40 lines
802 B
Go
40 lines
802 B
Go
// Package write provides routines for writing diffs.
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package write
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// An Option modifies behavior when writing a diff.
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type Option interface {
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isOption()
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}
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// Names provides the before/after names for writing a diff.
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// They are traditionally filenames.
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func Names(a, b string) Option {
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return names{a, b}
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}
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type names struct {
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a, b string
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}
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func (names) isOption() {}
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// TerminalColor specifies that a diff intended
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// for a terminal should be written using colors.
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//
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// Do not use TerminalColor if TERM=dumb is set in the environment.
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func TerminalColor() Option {
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return colorOpt(true)
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}
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type colorOpt bool
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func (colorOpt) isOption() {}
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const (
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ansiBold = "\u001b[1m"
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ansiFgRed = "\u001b[31m"
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ansiFgGreen = "\u001b[32m"
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ansiFgBlue = "\u001b[36m"
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ansiReset = "\u001b[0m"
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)
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