52 lines
2.1 KiB
Plaintext
52 lines
2.1 KiB
Plaintext
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// Nyash-side Python compiler (Phase 10.7 C2 - minimal)
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// Orchestrates: Parser(JSON) -> IR(JSON) -> Nyash source (string)
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static box PyCompiler {
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parseToJson() {
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// Use Nyash-only parser via PyRuntimeBox (no Rust build)
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local p
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p = new PythonParserNy()
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return p.parse("")
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}
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buildIRFromParse(json) {
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// Minimal: analyze Python source from env and build IR with a constant return when possible
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// Python snippet: parse code from os.getenv("NYASH_PY_CODE"), find first Return(Constant)
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local os, getenv, src, ast, parsef, walkf, first_ret
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local py = new PyRuntimeBox()
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os = py.import("os")
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getenv = os.getattr("getenv")
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src = getenv.call("NYASH_PY_CODE").toString()
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if (src == null || src == "") {
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return new StringBox("{\"module\":{\"functions\":[{\"name\":\"main\",\"return_value\":0}]}}")
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}
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ast = py.import("ast")
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parsef = ast.getattr("parse")
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local tree
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tree = parsef.call(src)
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// Walk via Python: extract first constant return value if present
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local res
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res = py.eval("next((n.value.value for n in __import__('ast').walk(__import__('ast').parse(__import__('os').getenv('NYASH_PY_CODE') or '')) if isinstance(n, __import__('ast').Return) and isinstance(n.value, __import__('ast').Constant)), None)")
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// If number -> return that number; if string -> quoted
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local val
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val = res.str()
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if (val.matches("^[0-9]+$")) {
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return new StringBox("{\"module\":{\"functions\":[{\"name\":\"main\",\"return_value\":" + val + "]}}")
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} else if (val.length() > 0) {
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return new StringBox("{\"module\":{\"functions\":[{\"name\":\"main\",\"return_value\":\"" + val + "\"}]}}")
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} else {
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return new StringBox("{\"module\":{\"functions\":[{\"name\":\"main\",\"return_value\":0}]}}")
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}
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}
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irToNyashSource(irJson) {
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// Build Nyash source from IR (minimal: assume IR has return_value embedded by PyIR.buildReturn)
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local src
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src = "static box Generated {\n main() {\n return 0\n }\n}"
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// Future: parse irJson and extract return_value
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return new StringBox(src)
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}
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}
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