33 lines
786 B
Plaintext
33 lines
786 B
Plaintext
module javascript
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imports libstrategolib signatures/- util
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signature
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constructors
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TopLevel: Ex -> Ex
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rules
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js: TopLevel(x) -> $[const Stdio = {
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gets: v => { process.stdout.write(String(v)); return Stdio; },
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}
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function to(data, strm) {
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strm.gets(data);
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return data;
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}
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[x]]
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js: Stream() -> $[Stdio]
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js: Int(x) -> x
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js: Sum(x,y) -> $[[x] + [y]]
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js: Gets(x, y) -> $[[x].gets([y])]
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js: To(x, y) -> $[to([x],[y])]
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js: Sequence(l) -> <join(|";\n")>l
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strategies
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javascript = bottomup(try(js))
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// Interface javascript code generation with editor services and file system
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to-javascript: (selected, _, _, path, project-path) -> (filename, result)
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with filename := <guarantee-extension(|"js")> path
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; result := <javascript> selected
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