mirror of https://github.com/egormanga/Slang.git
49 lines
1.5 KiB
Python
Executable File
49 lines
1.5 KiB
Python
Executable File
#!/usr/bin/python3
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# Slang
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from .ast import *
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from .compilers import *
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from utils.nolog import *; logstart('Slang')
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def compile(src, filename='<string>', *, compiler):
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try:
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#print(f"Source: {{\n{S(src).indent()}\n}}\n")
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tl = parse_string(src)
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#print(f"Tokens:\n{pformat(tl)}\n")
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ast = build_ast(tl, filename)
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#print(f"Code: {ast.code}\n")
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#print(f"Nodes: {pformat(list(walk_ast_nodes(ast)))}\n")
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optimize_ast(ast, validate_ast(ast))
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#print(f"Optimized: {ast.code}\n")
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code = compiler.compile_ast(ast, validate_ast(ast), filename=filename)
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#print("Compiled.\n")
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except (SlSyntaxError, SlValidationError, SlCompilationError) as ex:
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if (not ex.line): ex.line = src.split('\n')[ex.lineno-1]
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sys.exit(ex)
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return code
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@apmain
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@aparg('file', metavar='<file>', type=argparse.FileType('r'))
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@aparg('-o', dest='output')
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@aparg('-f', dest='compiler', required=True)
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def main(cargs):
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if (cargs.output is None and not cargs.file.name.rpartition('.')[0]):
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argparser.add_argument('-o', dest='output', required=True)
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cargs = argparser.parse_args()
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src = cargs.file.read()
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filename = cargs.file.name
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_cns = importlib.import_module('.compilers.'+cargs.compiler, package=__package__).__dict__.values()
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compiler = first(i for i in allsubclasses(Compiler) if i in _cns)
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code = compile(src, filename=filename.join('""'), compiler=compiler)
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open(cargs.output or cargs.file.name.rpartition('.')[0]+compiler.ext, 'wb').write(code)
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if (__name__ == '__main__'): exit(main())
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else: logimported()
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# by Sdore, 2020
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