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85 lines
2.1 KiB
85 lines
2.1 KiB
<!doctype html> |
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<title>CodeMirror: Go mode</title> |
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<meta charset="utf-8"/> |
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<link rel=stylesheet href="../../doc/docs.css"> |
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<link rel="stylesheet" href="../../lib/codemirror.css"> |
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<link rel="stylesheet" href="../../theme/elegant.css"> |
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<script src="../../lib/codemirror.js"></script> |
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<script src="../../addon/edit/matchbrackets.js"></script> |
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<script src="go.js"></script> |
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<style>.CodeMirror {border:1px solid #999; background:#ffc}</style> |
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<div id=nav> |
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<a href="http://codemirror.net"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png"></a> |
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<ul> |
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<li><a href="../../index.html">Home</a> |
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<li><a href="../../doc/manual.html">Manual</a> |
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<li><a href="https://github.com/codemirror/codemirror">Code</a> |
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</ul> |
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<ul> |
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<li><a href="../index.html">Language modes</a> |
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<li><a class=active href="#">Go</a> |
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</ul> |
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</div> |
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<article> |
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<h2>Go mode</h2> |
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<form><textarea id="code" name="code"> |
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// Prime Sieve in Go. |
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// Taken from the Go specification. |
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// Copyright © The Go Authors. |
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package main |
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import "fmt" |
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// Send the sequence 2, 3, 4, ... to channel 'ch'. |
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func generate(ch chan<- int) { |
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for i := 2; ; i++ { |
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ch <- i // Send 'i' to channel 'ch' |
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} |
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} |
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// Copy the values from channel 'src' to channel 'dst', |
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// removing those divisible by 'prime'. |
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func filter(src <-chan int, dst chan<- int, prime int) { |
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for i := range src { // Loop over values received from 'src'. |
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if i%prime != 0 { |
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dst <- i // Send 'i' to channel 'dst'. |
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} |
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} |
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} |
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// The prime sieve: Daisy-chain filter processes together. |
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func sieve() { |
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ch := make(chan int) // Create a new channel. |
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go generate(ch) // Start generate() as a subprocess. |
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for { |
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prime := <-ch |
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fmt.Print(prime, "\n") |
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ch1 := make(chan int) |
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go filter(ch, ch1, prime) |
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ch = ch1 |
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} |
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} |
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func main() { |
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sieve() |
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} |
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</textarea></form> |
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<script> |
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var editor = CodeMirror.fromTextArea(document.getElementById("code"), { |
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theme: "elegant", |
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matchBrackets: true, |
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indentUnit: 8, |
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tabSize: 8, |
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indentWithTabs: true, |
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mode: "text/x-go" |
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}); |
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</script> |
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<p><strong>MIME type:</strong> <code>text/x-go</code></p> |
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</article>
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