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from .. import TypeEnum, Environment, Arg, Builtin, UserFunction, Function, evaluate, InterpretPanic, Callable, NebSyntax, lex, parse
from .core import interpretQuote
from ..structs import *
REPL = Environment()
def interpretHowTo(symbol, args, env, ns):
target = args[0]
if isinstance(target, Symbol):
target = evaluate(target, env, ns)
if not isinstance(target, Callable):
raise InterpretPanic(symbol, "expects a func or symbol", args[0])
des = target.describe()
if isinstance(des, str):
print(des)
else:
print("\n".join(des))
return List([])
REPL.register("howto", Builtin("howto", interpretHowTo, [Arg("symbol", TypeEnum.ANY)], return_type=Type(":list")))
def interpretSymbols(symbol, args, env, ns):
if len(args) == 1 and args[0].value:
keys = [Symbol(k, -1, True) for k,v in sorted(env.get_all().items())]
else:
keys = [Symbol(k, -1, True) for k,v in sorted(env.get_all().items()) if not k.startswith(".")]
return List(keys)
REPL.register("symbols", Builtin("symbols", interpretSymbols, [Arg("all?", TypeEnum.BOOL, optional=True)], return_type=Type(":list")))
def interpretFuncs(symbol, args, env, ns):
if len(args) == 1 and args[0].value:
keys = [Symbol(k, -1, True) for k,v in sorted(env.get_all().items()) if isinstance(v, Function)]
else:
keys = [Symbol(k, -1, True) for k,v in sorted(env.get_all().items()) if isinstance(v, Function) and not k.startswith(".")]
return List(keys)
REPL.register("funcs", Builtin("funcs", interpretFuncs, [Arg("all?", TypeEnum.BOOL, optional=True)], return_type=Type(":list")))
def interpretUserSymbols(symbol, args, env, ns):
if len(args) == 1 and args[0].value:
keys = [Symbol(k, -1, True) for k,v in env.get_all().items() if isinstance(v, UserFunction) or isinstance(v, Literal)]
else:
keys = [Symbol(k, -1, True) for k,v in env.get_all().items() if (isinstance(v, UserFunction) or isinstance(v, Literal)) and not k.startswith(".")]
return List(keys)
REPL.register("user-symbols", Builtin("user-symbols", interpretUserSymbols, [Arg("all?", TypeEnum.BOOL, optional=True)], return_type=Type(":list")))
def interpretUserFuncs(symbol, args, env, ns):
if len(args) == 1 and args[0].value:
keys = [Symbol(k, -1, True) for k,v in env.get_all().items() if isinstance(v, UserFunction)]
else:
keys = [Symbol(k, -1, True) for k,v in env.get_all().items() if isinstance(v, UserFunction) and not k.startswith(".")]
return List(keys)
REPL.register("user-funcs", Builtin("user-funcs", interpretUserFuncs, [Arg("all?", TypeEnum.BOOL, optional=True)], return_type=Type(":list")))
def interpretSyntax(symbol, args, env, ns):
keys = [Symbol(k, -1, True) for k,v in sorted(env.get_all().items()) if isinstance(v, NebSyntax)]
return List(keys)
REPL.register("syntax", Builtin("syntax", interpretSyntax, [], return_type=Type(":list")))
def interpretParseNeb(symbol, args, env, ns):
return interpretQuote(None, [parse(lex(args[0].value))[0]], env, ns)
REPL.register("parse-neb", Builtin("parse-neb", interpretParseNeb, [Arg("string", TypeEnum.STRING)], return_type=Type(":any")))
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